1 /*
2 ********************************************************************************
3 ** OS : FreeBSD
4 ** FILE NAME : arcmsr.c
5 ** BY : Erich Chen, Ching Huang
6 ** Description: SCSI RAID Device Driver for
7 ** ARECA (ARC11XX/ARC12XX/ARC13XX/ARC16XX/ARC188x)
8 ** SATA/SAS RAID HOST Adapter
9 ********************************************************************************
10 ********************************************************************************
11 **
12 ** SPDX-License-Identifier: BSD-3-Clause
13 **
14 ** Copyright (C) 2002 - 2012, Areca Technology Corporation All rights reserved.
15 **
16 ** Redistribution and use in source and binary forms, with or without
17 ** modification, are permitted provided that the following conditions
18 ** are met:
19 ** 1. Redistributions of source code must retain the above copyright
20 ** notice, this list of conditions and the following disclaimer.
21 ** 2. Redistributions in binary form must reproduce the above copyright
22 ** notice, this list of conditions and the following disclaimer in the
23 ** documentation and/or other materials provided with the distribution.
24 ** 3. The name of the author may not be used to endorse or promote products
25 ** derived from this software without specific prior written permission.
26 **
27 ** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
28 ** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
29 ** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
30 ** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
31 ** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES(INCLUDING, BUT
32 ** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
33 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION)HOWEVER CAUSED AND ON ANY
34 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35 **(INCLUDING NEGLIGENCE OR OTHERWISE)ARISING IN ANY WAY OUT OF THE USE OF
36 ** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37 ********************************************************************************
38 ** History
39 **
40 ** REV# DATE NAME DESCRIPTION
41 ** 1.00.00.00 03/31/2004 Erich Chen First release
42 ** 1.20.00.02 11/29/2004 Erich Chen bug fix with arcmsr_bus_reset when PHY error
43 ** 1.20.00.03 04/19/2005 Erich Chen add SATA 24 Ports adapter type support
44 ** clean unused function
45 ** 1.20.00.12 09/12/2005 Erich Chen bug fix with abort command handling,
46 ** firmware version check
47 ** and firmware update notify for hardware bug fix
48 ** handling if none zero high part physical address
49 ** of srb resource
50 ** 1.20.00.13 08/18/2006 Erich Chen remove pending srb and report busy
51 ** add iop message xfer
52 ** with scsi pass-through command
53 ** add new device id of sas raid adapters
54 ** code fit for SPARC64 & PPC
55 ** 1.20.00.14 02/05/2007 Erich Chen bug fix for incorrect ccb_h.status report
56 ** and cause g_vfs_done() read write error
57 ** 1.20.00.15 10/10/2007 Erich Chen support new RAID adapter type ARC120x
58 ** 1.20.00.16 10/10/2009 Erich Chen Bug fix for RAID adapter type ARC120x
59 ** bus_dmamem_alloc() with BUS_DMA_ZERO
60 ** 1.20.00.17 07/15/2010 Ching Huang Added support ARC1880
61 ** report CAM_DEV_NOT_THERE instead of CAM_SEL_TIMEOUT when device failed,
62 ** prevent cam_periph_error removing all LUN devices of one Target id
63 ** for any one LUN device failed
64 ** 1.20.00.18 10/14/2010 Ching Huang Fixed "inquiry data fails comparion at DV1 step"
65 ** 10/25/2010 Ching Huang Fixed bad range input in bus_alloc_resource for ADAPTER_TYPE_B
66 ** 1.20.00.19 11/11/2010 Ching Huang Fixed arcmsr driver prevent arcsas support for Areca SAS HBA ARC13x0
67 ** 1.20.00.20 12/08/2010 Ching Huang Avoid calling atomic_set_int function
68 ** 1.20.00.21 02/08/2011 Ching Huang Implement I/O request timeout
69 ** 02/14/2011 Ching Huang Modified pktRequestCount
70 ** 1.20.00.21 03/03/2011 Ching Huang if a command timeout, then wait its ccb back before free it
71 ** 1.20.00.22 07/04/2011 Ching Huang Fixed multiple MTX panic
72 ** 1.20.00.23 10/28/2011 Ching Huang Added TIMEOUT_DELAY in case of too many HDDs need to start
73 ** 1.20.00.23 11/08/2011 Ching Huang Added report device transfer speed
74 ** 1.20.00.23 01/30/2012 Ching Huang Fixed Request requeued and Retrying command
75 ** 1.20.00.24 06/11/2012 Ching Huang Fixed return sense data condition
76 ** 1.20.00.25 08/17/2012 Ching Huang Fixed hotplug device no function on type A adapter
77 ** 1.20.00.26 12/14/2012 Ching Huang Added support ARC1214,1224,1264,1284
78 ** 1.20.00.27 05/06/2013 Ching Huang Fixed out standing cmd full on ARC-12x4
79 ** 1.20.00.28 09/13/2013 Ching Huang Removed recursive mutex in arcmsr_abort_dr_ccbs
80 ** 1.20.00.29 12/18/2013 Ching Huang Change simq allocation number, support ARC1883
81 ** 1.30.00.00 11/30/2015 Ching Huang Added support ARC1203
82 ** 1.40.00.00 07/11/2017 Ching Huang Added support ARC1884
83 ** 1.40.00.01 10/30/2017 Ching Huang Fixed release memory resource
84 ** 1.50.00.00 09/30/2020 Ching Huang Added support ARC-1886, NVMe/SAS/SATA controller
85 ** 1.50.00.01 02/26/2021 Ching Huang Fixed no action of hot plugging device on type_F adapter
86 ** 1.50.00.02 04/16/2021 Ching Huang Fixed scsi command timeout on ARC-1886 when
87 ** scatter-gather count large than some number
88 ** 1.50.00.03 05/04/2021 Ching Huang Fixed doorbell status arrived late on ARC-1886
89 ** 1.50.00.04 12/08/2021 Ching Huang Fixed boot up hung under ARC-1886 with no volume created
90 ** 1.50.00.05 03/23/2023 Ching Huang Fixed reading buffer empty length error
91 ** 1.50.00.06 08/07/2023 Ching Huang Add support adapter using system memory as XOR buffer,
92 ** Add support device ID 1883,1886
93 ******************************************************************************************
94 */
95
96 #include <sys/cdefs.h>
97 #if 0
98 #define ARCMSR_DEBUG1 1
99 #endif
100 #include <sys/param.h>
101 #include <sys/systm.h>
102 #include <sys/malloc.h>
103 #include <sys/kernel.h>
104 #include <sys/bus.h>
105 #include <sys/queue.h>
106 #include <sys/stat.h>
107 #include <sys/devicestat.h>
108 #include <sys/kthread.h>
109 #include <sys/module.h>
110 #include <sys/proc.h>
111 #include <sys/lock.h>
112 #include <sys/sysctl.h>
113 #include <sys/poll.h>
114 #include <sys/ioccom.h>
115 #include <vm/vm.h>
116 #include <vm/vm_param.h>
117 #include <vm/pmap.h>
118
119 #include <isa/rtc.h>
120
121 #include <machine/bus.h>
122 #include <machine/resource.h>
123 #include <machine/atomic.h>
124 #include <sys/conf.h>
125 #include <sys/rman.h>
126
127 #include <cam/cam.h>
128 #include <cam/cam_ccb.h>
129 #include <cam/cam_sim.h>
130 #include <cam/cam_periph.h>
131 #include <cam/cam_xpt_periph.h>
132 #include <cam/cam_xpt_sim.h>
133 #include <cam/cam_debug.h>
134 #include <cam/scsi/scsi_all.h>
135 #include <cam/scsi/scsi_message.h>
136 /*
137 **************************************************************************
138 **************************************************************************
139 */
140 #include <sys/selinfo.h>
141 #include <sys/mutex.h>
142 #include <sys/endian.h>
143 #include <dev/pci/pcivar.h>
144 #include <dev/pci/pcireg.h>
145
146 #define arcmsr_callout_init(a) callout_init(a, /*mpsafe*/1);
147
148 #define ARCMSR_DRIVER_VERSION "arcmsr version 1.50.00.06 2023-08-07"
149 #include <dev/arcmsr/arcmsr.h>
150 /*
151 **************************************************************************
152 **************************************************************************
153 */
154 static void arcmsr_free_srb(struct CommandControlBlock *srb);
155 static struct CommandControlBlock *arcmsr_get_freesrb(struct AdapterControlBlock *acb);
156 static u_int8_t arcmsr_seek_cmd2abort(union ccb *abortccb);
157 static int arcmsr_probe(device_t dev);
158 static int arcmsr_attach(device_t dev);
159 static int arcmsr_detach(device_t dev);
160 static u_int32_t arcmsr_iop_ioctlcmd(struct AdapterControlBlock *acb, u_int32_t ioctl_cmd, caddr_t arg);
161 static void arcmsr_iop_parking(struct AdapterControlBlock *acb);
162 static int arcmsr_shutdown(device_t dev);
163 static void arcmsr_interrupt(struct AdapterControlBlock *acb);
164 static void arcmsr_polling_srbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_srb);
165 static void arcmsr_free_resource(struct AdapterControlBlock *acb);
166 static void arcmsr_bus_reset(struct AdapterControlBlock *acb);
167 static void arcmsr_stop_adapter_bgrb(struct AdapterControlBlock *acb);
168 static void arcmsr_start_adapter_bgrb(struct AdapterControlBlock *acb);
169 static void arcmsr_iop_init(struct AdapterControlBlock *acb);
170 static void arcmsr_flush_adapter_cache(struct AdapterControlBlock *acb);
171 static u_int32_t arcmsr_Read_iop_rqbuffer_data(struct AdapterControlBlock *acb, struct QBUFFER *prbuffer);
172 static void arcmsr_Write_data_2iop_wqbuffer(struct AdapterControlBlock *acb);
173 static void arcmsr_abort_allcmd(struct AdapterControlBlock *acb);
174 static void arcmsr_srb_complete(struct CommandControlBlock *srb, int stand_flag);
175 static void arcmsr_iop_reset(struct AdapterControlBlock *acb);
176 static void arcmsr_report_sense_info(struct CommandControlBlock *srb);
177 static void arcmsr_build_srb(struct CommandControlBlock *srb, bus_dma_segment_t *dm_segs, u_int32_t nseg);
178 static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, union ccb *pccb);
179 static int arcmsr_resume(device_t dev);
180 static int arcmsr_suspend(device_t dev);
181 static void arcmsr_rescanLun_cb(struct cam_periph *periph, union ccb *ccb);
182 static void arcmsr_polling_devmap(void *arg);
183 static void arcmsr_srb_timeout(void *arg);
184 static void arcmsr_hbd_postqueue_isr(struct AdapterControlBlock *acb);
185 static void arcmsr_hbe_postqueue_isr(struct AdapterControlBlock *acb);
186 static void arcmsr_hbf_postqueue_isr(struct AdapterControlBlock *acb);
187 static void arcmsr_teardown_intr(device_t dev, struct AdapterControlBlock *acb);
188 #ifdef ARCMSR_DEBUG1
189 static void arcmsr_dump_data(struct AdapterControlBlock *acb);
190 #endif
191 /*
192 **************************************************************************
193 **************************************************************************
194 */
UDELAY(u_int32_t us)195 static void UDELAY(u_int32_t us) { DELAY(us); }
196 /*
197 **************************************************************************
198 **************************************************************************
199 */
200 static bus_dmamap_callback_t arcmsr_map_free_srb;
201 static bus_dmamap_callback_t arcmsr_execute_srb;
202 /*
203 **************************************************************************
204 **************************************************************************
205 */
206 static d_open_t arcmsr_open;
207 static d_close_t arcmsr_close;
208 static d_ioctl_t arcmsr_ioctl;
209
210 static device_method_t arcmsr_methods[]={
211 DEVMETHOD(device_probe, arcmsr_probe),
212 DEVMETHOD(device_attach, arcmsr_attach),
213 DEVMETHOD(device_detach, arcmsr_detach),
214 DEVMETHOD(device_shutdown, arcmsr_shutdown),
215 DEVMETHOD(device_suspend, arcmsr_suspend),
216 DEVMETHOD(device_resume, arcmsr_resume),
217 DEVMETHOD_END
218 };
219
220 static driver_t arcmsr_driver={
221 "arcmsr", arcmsr_methods, sizeof(struct AdapterControlBlock)
222 };
223
224 DRIVER_MODULE(arcmsr, pci, arcmsr_driver, 0, 0);
225 MODULE_DEPEND(arcmsr, pci, 1, 1, 1);
226 MODULE_DEPEND(arcmsr, cam, 1, 1, 1);
227 #ifndef BUS_DMA_COHERENT
228 #define BUS_DMA_COHERENT 0x04 /* hint: map memory in a coherent way */
229 #endif
230 static struct cdevsw arcmsr_cdevsw={
231 .d_version = D_VERSION,
232 .d_open = arcmsr_open, /* open */
233 .d_close = arcmsr_close, /* close */
234 .d_ioctl = arcmsr_ioctl, /* ioctl */
235 .d_name = "arcmsr", /* name */
236 };
237 /*
238 **************************************************************************
239 **************************************************************************
240 */
arcmsr_open(struct cdev * dev,int flags,int fmt,struct thread * proc)241 static int arcmsr_open(struct cdev *dev, int flags, int fmt, struct thread *proc)
242 {
243 return (0);
244 }
245 /*
246 **************************************************************************
247 **************************************************************************
248 */
arcmsr_close(struct cdev * dev,int flags,int fmt,struct thread * proc)249 static int arcmsr_close(struct cdev *dev, int flags, int fmt, struct thread *proc)
250 {
251 return 0;
252 }
253 /*
254 **************************************************************************
255 **************************************************************************
256 */
arcmsr_ioctl(struct cdev * dev,u_long ioctl_cmd,caddr_t arg,int flags,struct thread * proc)257 static int arcmsr_ioctl(struct cdev *dev, u_long ioctl_cmd, caddr_t arg, int flags, struct thread *proc)
258 {
259 struct AdapterControlBlock *acb = dev->si_drv1;
260
261 return (arcmsr_iop_ioctlcmd(acb, ioctl_cmd, arg));
262 }
263 /*
264 **********************************************************************
265 **********************************************************************
266 */
arcmsr_disable_allintr(struct AdapterControlBlock * acb)267 static u_int32_t arcmsr_disable_allintr( struct AdapterControlBlock *acb)
268 {
269 u_int32_t intmask_org = 0;
270
271 switch (acb->adapter_type) {
272 case ACB_ADAPTER_TYPE_A: {
273 /* disable all outbound interrupt */
274 intmask_org = CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_intmask); /* disable outbound message0 int */
275 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_intmask, intmask_org|ARCMSR_MU_OUTBOUND_ALL_INTMASKENABLE);
276 }
277 break;
278 case ACB_ADAPTER_TYPE_B: {
279 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
280 /* disable all outbound interrupt */
281 intmask_org = READ_CHIP_REG32(0, phbbmu->iop2drv_doorbell_mask)
282 & (~ARCMSR_IOP2DRV_MESSAGE_CMD_DONE); /* disable outbound message0 int */
283 WRITE_CHIP_REG32(0, phbbmu->iop2drv_doorbell_mask, 0); /* disable all interrupt */
284 }
285 break;
286 case ACB_ADAPTER_TYPE_C: {
287 /* disable all outbound interrupt */
288 intmask_org = CHIP_REG_READ32(HBC_MessageUnit, 0, host_int_mask); /* disable outbound message0 int */
289 CHIP_REG_WRITE32(HBC_MessageUnit, 0, host_int_mask, intmask_org|ARCMSR_HBCMU_ALL_INTMASKENABLE);
290 }
291 break;
292 case ACB_ADAPTER_TYPE_D: {
293 /* disable all outbound interrupt */
294 intmask_org = CHIP_REG_READ32(HBD_MessageUnit, 0, pcief0_int_enable); /* disable outbound message0 int */
295 CHIP_REG_WRITE32(HBD_MessageUnit, 0, pcief0_int_enable, ARCMSR_HBDMU_ALL_INT_DISABLE);
296 }
297 break;
298 case ACB_ADAPTER_TYPE_E:
299 case ACB_ADAPTER_TYPE_F: {
300 /* disable all outbound interrupt */
301 intmask_org = CHIP_REG_READ32(HBE_MessageUnit, 0, host_int_mask); /* disable outbound message0 int */
302 CHIP_REG_WRITE32(HBE_MessageUnit, 0, host_int_mask, intmask_org | ARCMSR_HBEMU_ALL_INTMASKENABLE);
303 }
304 break;
305 }
306 return (intmask_org);
307 }
308 /*
309 **********************************************************************
310 **********************************************************************
311 */
arcmsr_enable_allintr(struct AdapterControlBlock * acb,u_int32_t intmask_org)312 static void arcmsr_enable_allintr( struct AdapterControlBlock *acb, u_int32_t intmask_org)
313 {
314 u_int32_t mask;
315
316 switch (acb->adapter_type) {
317 case ACB_ADAPTER_TYPE_A: {
318 /* enable outbound Post Queue, outbound doorbell Interrupt */
319 mask = ~(ARCMSR_MU_OUTBOUND_POSTQUEUE_INTMASKENABLE|ARCMSR_MU_OUTBOUND_DOORBELL_INTMASKENABLE|ARCMSR_MU_OUTBOUND_MESSAGE0_INTMASKENABLE);
320 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_intmask, intmask_org & mask);
321 acb->outbound_int_enable = ~(intmask_org & mask) & 0x000000ff;
322 }
323 break;
324 case ACB_ADAPTER_TYPE_B: {
325 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
326 /* enable ARCMSR_IOP2DRV_MESSAGE_CMD_DONE */
327 mask = (ARCMSR_IOP2DRV_DATA_WRITE_OK|ARCMSR_IOP2DRV_DATA_READ_OK|ARCMSR_IOP2DRV_CDB_DONE|ARCMSR_IOP2DRV_MESSAGE_CMD_DONE);
328 WRITE_CHIP_REG32(0, phbbmu->iop2drv_doorbell_mask, intmask_org | mask); /*1=interrupt enable, 0=interrupt disable*/
329 acb->outbound_int_enable = (intmask_org | mask) & 0x0000000f;
330 }
331 break;
332 case ACB_ADAPTER_TYPE_C: {
333 /* enable outbound Post Queue, outbound doorbell Interrupt */
334 mask = ~(ARCMSR_HBCMU_UTILITY_A_ISR_MASK | ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR_MASK | ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR_MASK);
335 CHIP_REG_WRITE32(HBC_MessageUnit, 0, host_int_mask, intmask_org & mask);
336 acb->outbound_int_enable = ~(intmask_org & mask) & 0x0000000f;
337 }
338 break;
339 case ACB_ADAPTER_TYPE_D: {
340 /* enable outbound Post Queue, outbound doorbell Interrupt */
341 mask = ARCMSR_HBDMU_ALL_INT_ENABLE;
342 CHIP_REG_WRITE32(HBD_MessageUnit, 0, pcief0_int_enable, intmask_org | mask);
343 CHIP_REG_READ32(HBD_MessageUnit, 0, pcief0_int_enable);
344 acb->outbound_int_enable = mask;
345 }
346 break;
347 case ACB_ADAPTER_TYPE_E:
348 case ACB_ADAPTER_TYPE_F: {
349 /* enable outbound Post Queue, outbound doorbell Interrupt */
350 mask = ~(ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR | ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR);
351 CHIP_REG_WRITE32(HBE_MessageUnit, 0, host_int_mask, intmask_org & mask);
352 acb->outbound_int_enable = ~(intmask_org & mask) & 0x0000000f;
353 }
354 break;
355 }
356 }
357 /*
358 **********************************************************************
359 **********************************************************************
360 */
arcmsr_hba_wait_msgint_ready(struct AdapterControlBlock * acb)361 static u_int8_t arcmsr_hba_wait_msgint_ready(struct AdapterControlBlock *acb)
362 {
363 u_int32_t Index;
364 u_int8_t Retries = 0x00;
365
366 do {
367 for(Index=0; Index < 100; Index++) {
368 if(CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_intstatus) & ARCMSR_MU_OUTBOUND_MESSAGE0_INT) {
369 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_intstatus, ARCMSR_MU_OUTBOUND_MESSAGE0_INT);/*clear interrupt*/
370 return TRUE;
371 }
372 UDELAY(10000);
373 }/*max 1 seconds*/
374 }while(Retries++ < 20);/*max 20 sec*/
375 return (FALSE);
376 }
377 /*
378 **********************************************************************
379 **********************************************************************
380 */
arcmsr_hbb_wait_msgint_ready(struct AdapterControlBlock * acb)381 static u_int8_t arcmsr_hbb_wait_msgint_ready(struct AdapterControlBlock *acb)
382 {
383 u_int32_t Index;
384 u_int8_t Retries = 0x00;
385 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
386
387 do {
388 for(Index=0; Index < 100; Index++) {
389 if(READ_CHIP_REG32(0, phbbmu->iop2drv_doorbell) & ARCMSR_IOP2DRV_MESSAGE_CMD_DONE) {
390 WRITE_CHIP_REG32(0, phbbmu->iop2drv_doorbell, ARCMSR_MESSAGE_INT_CLEAR_PATTERN);/*clear interrupt*/
391 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_DRV2IOP_END_OF_INTERRUPT);
392 return TRUE;
393 }
394 UDELAY(10000);
395 }/*max 1 seconds*/
396 }while(Retries++ < 20);/*max 20 sec*/
397 return (FALSE);
398 }
399 /*
400 **********************************************************************
401 **********************************************************************
402 */
arcmsr_hbc_wait_msgint_ready(struct AdapterControlBlock * acb)403 static u_int8_t arcmsr_hbc_wait_msgint_ready(struct AdapterControlBlock *acb)
404 {
405 u_int32_t Index;
406 u_int8_t Retries = 0x00;
407
408 do {
409 for(Index=0; Index < 100; Index++) {
410 if(CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_doorbell) & ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) {
411 CHIP_REG_WRITE32(HBC_MessageUnit, 0, outbound_doorbell_clear, ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR);/*clear interrupt*/
412 return TRUE;
413 }
414 UDELAY(10000);
415 }/*max 1 seconds*/
416 }while(Retries++ < 20);/*max 20 sec*/
417 return (FALSE);
418 }
419 /*
420 **********************************************************************
421 **********************************************************************
422 */
arcmsr_hbd_wait_msgint_ready(struct AdapterControlBlock * acb)423 static u_int8_t arcmsr_hbd_wait_msgint_ready(struct AdapterControlBlock *acb)
424 {
425 u_int32_t Index;
426 u_int8_t Retries = 0x00;
427
428 do {
429 for(Index=0; Index < 100; Index++) {
430 if(CHIP_REG_READ32(HBD_MessageUnit, 0, outbound_doorbell) & ARCMSR_HBDMU_IOP2DRV_MESSAGE_CMD_DONE) {
431 CHIP_REG_WRITE32(HBD_MessageUnit, 0, outbound_doorbell, ARCMSR_HBDMU_IOP2DRV_MESSAGE_CMD_DONE_CLEAR);/*clear interrupt*/
432 return TRUE;
433 }
434 UDELAY(10000);
435 }/*max 1 seconds*/
436 }while(Retries++ < 20);/*max 20 sec*/
437 return (FALSE);
438 }
439 /*
440 **********************************************************************
441 **********************************************************************
442 */
arcmsr_hbe_wait_msgint_ready(struct AdapterControlBlock * acb)443 static u_int8_t arcmsr_hbe_wait_msgint_ready(struct AdapterControlBlock *acb)
444 {
445 u_int32_t Index, read_doorbell;
446 u_int8_t Retries = 0x00;
447
448 do {
449 for(Index=0; Index < 100; Index++) {
450 read_doorbell = CHIP_REG_READ32(HBE_MessageUnit, 0, iobound_doorbell);
451 if((read_doorbell ^ acb->in_doorbell) & ARCMSR_HBEMU_IOP2DRV_MESSAGE_CMD_DONE) {
452 CHIP_REG_WRITE32(HBE_MessageUnit, 0, host_int_status, 0);/*clear interrupt*/
453 acb->in_doorbell = read_doorbell;
454 return TRUE;
455 }
456 UDELAY(10000);
457 }/*max 1 seconds*/
458 }while(Retries++ < 20);/*max 20 sec*/
459 return (FALSE);
460 }
461 /*
462 ************************************************************************
463 ************************************************************************
464 */
arcmsr_flush_hba_cache(struct AdapterControlBlock * acb)465 static void arcmsr_flush_hba_cache(struct AdapterControlBlock *acb)
466 {
467 int retry_count = 30;/* enlarge wait flush adapter cache time: 10 minute */
468
469 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_FLUSH_CACHE);
470 do {
471 if(arcmsr_hba_wait_msgint_ready(acb)) {
472 break;
473 } else {
474 retry_count--;
475 }
476 }while(retry_count != 0);
477 }
478 /*
479 ************************************************************************
480 ************************************************************************
481 */
arcmsr_flush_hbb_cache(struct AdapterControlBlock * acb)482 static void arcmsr_flush_hbb_cache(struct AdapterControlBlock *acb)
483 {
484 int retry_count = 30;/* enlarge wait flush adapter cache time: 10 minute */
485 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
486
487 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_MESSAGE_FLUSH_CACHE);
488 do {
489 if(arcmsr_hbb_wait_msgint_ready(acb)) {
490 break;
491 } else {
492 retry_count--;
493 }
494 }while(retry_count != 0);
495 }
496 /*
497 ************************************************************************
498 ************************************************************************
499 */
arcmsr_flush_hbc_cache(struct AdapterControlBlock * acb)500 static void arcmsr_flush_hbc_cache(struct AdapterControlBlock *acb)
501 {
502 int retry_count = 30;/* enlarge wait flush adapter cache time: 10 minute */
503
504 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_FLUSH_CACHE);
505 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE);
506 do {
507 if(arcmsr_hbc_wait_msgint_ready(acb)) {
508 break;
509 } else {
510 retry_count--;
511 }
512 }while(retry_count != 0);
513 }
514 /*
515 ************************************************************************
516 ************************************************************************
517 */
arcmsr_flush_hbd_cache(struct AdapterControlBlock * acb)518 static void arcmsr_flush_hbd_cache(struct AdapterControlBlock *acb)
519 {
520 int retry_count = 30; /* enlarge wait flush adapter cache time: 10 minute */
521
522 CHIP_REG_WRITE32(HBD_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_FLUSH_CACHE);
523 do {
524 if(arcmsr_hbd_wait_msgint_ready(acb)) {
525 break;
526 } else {
527 retry_count--;
528 }
529 }while(retry_count != 0);
530 }
531 /*
532 ************************************************************************
533 ************************************************************************
534 */
arcmsr_flush_hbe_cache(struct AdapterControlBlock * acb)535 static void arcmsr_flush_hbe_cache(struct AdapterControlBlock *acb)
536 {
537 int retry_count = 30;/* enlarge wait flush adapter cache time: 10 minute */
538
539 CHIP_REG_WRITE32(HBE_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_FLUSH_CACHE);
540 acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE;
541 CHIP_REG_WRITE32(HBE_MessageUnit, 0, iobound_doorbell, acb->out_doorbell);
542 do {
543 if(arcmsr_hbe_wait_msgint_ready(acb)) {
544 break;
545 } else {
546 retry_count--;
547 }
548 }while(retry_count != 0);
549 }
550 /*
551 ************************************************************************
552 ************************************************************************
553 */
arcmsr_flush_adapter_cache(struct AdapterControlBlock * acb)554 static void arcmsr_flush_adapter_cache(struct AdapterControlBlock *acb)
555 {
556 switch (acb->adapter_type) {
557 case ACB_ADAPTER_TYPE_A: {
558 arcmsr_flush_hba_cache(acb);
559 }
560 break;
561 case ACB_ADAPTER_TYPE_B: {
562 arcmsr_flush_hbb_cache(acb);
563 }
564 break;
565 case ACB_ADAPTER_TYPE_C: {
566 arcmsr_flush_hbc_cache(acb);
567 }
568 break;
569 case ACB_ADAPTER_TYPE_D: {
570 arcmsr_flush_hbd_cache(acb);
571 }
572 break;
573 case ACB_ADAPTER_TYPE_E:
574 case ACB_ADAPTER_TYPE_F: {
575 arcmsr_flush_hbe_cache(acb);
576 }
577 break;
578 }
579 }
580 /*
581 *******************************************************************************
582 *******************************************************************************
583 */
arcmsr_suspend(device_t dev)584 static int arcmsr_suspend(device_t dev)
585 {
586 struct AdapterControlBlock *acb = device_get_softc(dev);
587
588 /* flush controller */
589 arcmsr_iop_parking(acb);
590 /* disable all outbound interrupt */
591 arcmsr_disable_allintr(acb);
592 return(0);
593 }
594 /*
595 *******************************************************************************
596 *******************************************************************************
597 */
arcmsr_resume(device_t dev)598 static int arcmsr_resume(device_t dev)
599 {
600 struct AdapterControlBlock *acb = device_get_softc(dev);
601
602 arcmsr_iop_init(acb);
603 return(0);
604 }
605 /*
606 *********************************************************************************
607 *********************************************************************************
608 */
arcmsr_async(void * cb_arg,u_int32_t code,struct cam_path * path,void * arg)609 static void arcmsr_async(void *cb_arg, u_int32_t code, struct cam_path *path, void *arg)
610 {
611 u_int8_t target_id, target_lun;
612
613 switch (code) {
614 case AC_LOST_DEVICE:
615 target_id = xpt_path_target_id(path);
616 target_lun = xpt_path_lun_id(path);
617 if((target_id > ARCMSR_MAX_TARGETID) || (target_lun > ARCMSR_MAX_TARGETLUN)) {
618 break;
619 }
620 break;
621 default:
622 break;
623 }
624 }
625 /*
626 **********************************************************************
627 **********************************************************************
628 */
arcmsr_report_sense_info(struct CommandControlBlock * srb)629 static void arcmsr_report_sense_info(struct CommandControlBlock *srb)
630 {
631 union ccb *pccb = srb->pccb;
632
633 pccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR;
634 pccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;
635 if(pccb->csio.sense_len) {
636 memset(&pccb->csio.sense_data, 0, sizeof(pccb->csio.sense_data));
637 memcpy(&pccb->csio.sense_data, srb->arcmsr_cdb.SenseData,
638 get_min(sizeof(struct SENSE_DATA), sizeof(pccb->csio.sense_data)));
639 ((u_int8_t *)&pccb->csio.sense_data)[0] = (0x1 << 7 | 0x70); /* Valid,ErrorCode */
640 pccb->ccb_h.status |= CAM_AUTOSNS_VALID;
641 }
642 }
643 /*
644 *********************************************************************
645 *********************************************************************
646 */
arcmsr_abort_hba_allcmd(struct AdapterControlBlock * acb)647 static void arcmsr_abort_hba_allcmd(struct AdapterControlBlock *acb)
648 {
649 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_ABORT_CMD);
650 if(!arcmsr_hba_wait_msgint_ready(acb)) {
651 printf("arcmsr%d: wait 'abort all outstanding command' timeout \n", acb->pci_unit);
652 }
653 }
654 /*
655 *********************************************************************
656 *********************************************************************
657 */
arcmsr_abort_hbb_allcmd(struct AdapterControlBlock * acb)658 static void arcmsr_abort_hbb_allcmd(struct AdapterControlBlock *acb)
659 {
660 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
661 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_MESSAGE_ABORT_CMD);
662 if(!arcmsr_hbb_wait_msgint_ready(acb)) {
663 printf("arcmsr%d: wait 'abort all outstanding command' timeout \n", acb->pci_unit);
664 }
665 }
666 /*
667 *********************************************************************
668 *********************************************************************
669 */
arcmsr_abort_hbc_allcmd(struct AdapterControlBlock * acb)670 static void arcmsr_abort_hbc_allcmd(struct AdapterControlBlock *acb)
671 {
672 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_ABORT_CMD);
673 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE);
674 if(!arcmsr_hbc_wait_msgint_ready(acb)) {
675 printf("arcmsr%d: wait 'abort all outstanding command' timeout \n", acb->pci_unit);
676 }
677 }
678 /*
679 *********************************************************************
680 *********************************************************************
681 */
arcmsr_abort_hbd_allcmd(struct AdapterControlBlock * acb)682 static void arcmsr_abort_hbd_allcmd(struct AdapterControlBlock *acb)
683 {
684 CHIP_REG_WRITE32(HBD_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_ABORT_CMD);
685 if(!arcmsr_hbd_wait_msgint_ready(acb)) {
686 printf("arcmsr%d: wait 'abort all outstanding command' timeout \n", acb->pci_unit);
687 }
688 }
689 /*
690 *********************************************************************
691 *********************************************************************
692 */
arcmsr_abort_hbe_allcmd(struct AdapterControlBlock * acb)693 static void arcmsr_abort_hbe_allcmd(struct AdapterControlBlock *acb)
694 {
695 CHIP_REG_WRITE32(HBE_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_ABORT_CMD);
696 acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE;
697 CHIP_REG_WRITE32(HBE_MessageUnit, 0, iobound_doorbell, acb->out_doorbell);
698 if(!arcmsr_hbe_wait_msgint_ready(acb)) {
699 printf("arcmsr%d: wait 'abort all outstanding command' timeout \n", acb->pci_unit);
700 }
701 }
702 /*
703 *********************************************************************
704 *********************************************************************
705 */
arcmsr_abort_allcmd(struct AdapterControlBlock * acb)706 static void arcmsr_abort_allcmd(struct AdapterControlBlock *acb)
707 {
708 switch (acb->adapter_type) {
709 case ACB_ADAPTER_TYPE_A: {
710 arcmsr_abort_hba_allcmd(acb);
711 }
712 break;
713 case ACB_ADAPTER_TYPE_B: {
714 arcmsr_abort_hbb_allcmd(acb);
715 }
716 break;
717 case ACB_ADAPTER_TYPE_C: {
718 arcmsr_abort_hbc_allcmd(acb);
719 }
720 break;
721 case ACB_ADAPTER_TYPE_D: {
722 arcmsr_abort_hbd_allcmd(acb);
723 }
724 break;
725 case ACB_ADAPTER_TYPE_E:
726 case ACB_ADAPTER_TYPE_F: {
727 arcmsr_abort_hbe_allcmd(acb);
728 }
729 break;
730 }
731 }
732 /*
733 **********************************************************************
734 **********************************************************************
735 */
arcmsr_srb_complete(struct CommandControlBlock * srb,int stand_flag)736 static void arcmsr_srb_complete(struct CommandControlBlock *srb, int stand_flag)
737 {
738 struct AdapterControlBlock *acb = srb->acb;
739 union ccb *pccb = srb->pccb;
740
741 if(srb->srb_flags & SRB_FLAG_TIMER_START)
742 callout_stop(&srb->ccb_callout);
743 if((pccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
744 bus_dmasync_op_t op;
745
746 if((pccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
747 op = BUS_DMASYNC_POSTREAD;
748 } else {
749 op = BUS_DMASYNC_POSTWRITE;
750 }
751 bus_dmamap_sync(acb->dm_segs_dmat, srb->dm_segs_dmamap, op);
752 bus_dmamap_unload(acb->dm_segs_dmat, srb->dm_segs_dmamap);
753 }
754 if(stand_flag == 1) {
755 atomic_subtract_int(&acb->srboutstandingcount, 1);
756 if((acb->acb_flags & ACB_F_CAM_DEV_QFRZN) && (
757 acb->srboutstandingcount < (acb->maxOutstanding -10))) {
758 acb->acb_flags &= ~ACB_F_CAM_DEV_QFRZN;
759 pccb->ccb_h.status |= CAM_RELEASE_SIMQ;
760 }
761 }
762 if(srb->srb_state != ARCMSR_SRB_TIMEOUT)
763 arcmsr_free_srb(srb);
764 acb->pktReturnCount++;
765 xpt_done(pccb);
766 }
767 /*
768 **************************************************************************
769 **************************************************************************
770 */
arcmsr_report_srb_state(struct AdapterControlBlock * acb,struct CommandControlBlock * srb,u_int16_t error)771 static void arcmsr_report_srb_state(struct AdapterControlBlock *acb, struct CommandControlBlock *srb, u_int16_t error)
772 {
773 int target, lun;
774
775 target = srb->pccb->ccb_h.target_id;
776 lun = srb->pccb->ccb_h.target_lun;
777 if(error == FALSE) {
778 if(acb->devstate[target][lun] == ARECA_RAID_GONE) {
779 acb->devstate[target][lun] = ARECA_RAID_GOOD;
780 }
781 srb->pccb->ccb_h.status |= CAM_REQ_CMP;
782 arcmsr_srb_complete(srb, 1);
783 } else {
784 switch(srb->arcmsr_cdb.DeviceStatus) {
785 case ARCMSR_DEV_SELECT_TIMEOUT: {
786 if(acb->devstate[target][lun] == ARECA_RAID_GOOD) {
787 printf( "arcmsr%d: Target=%x, Lun=%x, selection timeout, raid volume was lost\n", acb->pci_unit, target, lun);
788 }
789 acb->devstate[target][lun] = ARECA_RAID_GONE;
790 srb->pccb->ccb_h.status |= CAM_DEV_NOT_THERE;
791 arcmsr_srb_complete(srb, 1);
792 }
793 break;
794 case ARCMSR_DEV_ABORTED:
795 case ARCMSR_DEV_INIT_FAIL: {
796 acb->devstate[target][lun] = ARECA_RAID_GONE;
797 srb->pccb->ccb_h.status |= CAM_DEV_NOT_THERE;
798 arcmsr_srb_complete(srb, 1);
799 }
800 break;
801 case SCSISTAT_CHECK_CONDITION: {
802 acb->devstate[target][lun] = ARECA_RAID_GOOD;
803 arcmsr_report_sense_info(srb);
804 arcmsr_srb_complete(srb, 1);
805 }
806 break;
807 default:
808 printf("arcmsr%d: scsi id=%d lun=%d isr got command error done,but got unknown DeviceStatus=0x%x \n"
809 , acb->pci_unit, target, lun ,srb->arcmsr_cdb.DeviceStatus);
810 acb->devstate[target][lun] = ARECA_RAID_GONE;
811 srb->pccb->ccb_h.status |= CAM_UNCOR_PARITY;
812 /*unknown error or crc error just for retry*/
813 arcmsr_srb_complete(srb, 1);
814 break;
815 }
816 }
817 }
818 /*
819 **************************************************************************
820 **************************************************************************
821 */
arcmsr_drain_donequeue(struct AdapterControlBlock * acb,u_int32_t flag_srb,u_int16_t error)822 static void arcmsr_drain_donequeue(struct AdapterControlBlock *acb, u_int32_t flag_srb, u_int16_t error)
823 {
824 struct CommandControlBlock *srb;
825
826 /* check if command done with no error*/
827 switch (acb->adapter_type) {
828 case ACB_ADAPTER_TYPE_A:
829 case ACB_ADAPTER_TYPE_B:
830 srb = (struct CommandControlBlock *)(acb->vir2phy_offset+(flag_srb << 5));/*frame must be 32 bytes aligned*/
831 break;
832 case ACB_ADAPTER_TYPE_C:
833 case ACB_ADAPTER_TYPE_D:
834 srb = (struct CommandControlBlock *)(acb->vir2phy_offset+(flag_srb & 0xFFFFFFE0)); /*frame must be 32 bytes aligned*/
835 break;
836 case ACB_ADAPTER_TYPE_E:
837 case ACB_ADAPTER_TYPE_F:
838 srb = acb->psrb_pool[flag_srb];
839 break;
840 default:
841 srb = (struct CommandControlBlock *)(acb->vir2phy_offset+(flag_srb << 5));/*frame must be 32 bytes aligned*/
842 break;
843 }
844 if((srb->acb != acb) || (srb->srb_state != ARCMSR_SRB_START)) {
845 if(srb->srb_state == ARCMSR_SRB_TIMEOUT) {
846 arcmsr_free_srb(srb);
847 printf("arcmsr%d: srb='%p' return srb has been timeouted\n", acb->pci_unit, srb);
848 return;
849 }
850 printf("arcmsr%d: return srb has been completed\n"
851 "srb='%p' srb_state=0x%x outstanding srb count=%d \n",
852 acb->pci_unit, srb, srb->srb_state, acb->srboutstandingcount);
853 return;
854 }
855 arcmsr_report_srb_state(acb, srb, error);
856 }
857 /*
858 **************************************************************************
859 **************************************************************************
860 */
arcmsr_srb_timeout(void * arg)861 static void arcmsr_srb_timeout(void *arg)
862 {
863 struct CommandControlBlock *srb = (struct CommandControlBlock *)arg;
864 struct AdapterControlBlock *acb;
865 int target, lun;
866 u_int8_t cmd;
867
868 target = srb->pccb->ccb_h.target_id;
869 lun = srb->pccb->ccb_h.target_lun;
870 acb = srb->acb;
871 ARCMSR_LOCK_ACQUIRE(&acb->isr_lock);
872 if(srb->srb_state == ARCMSR_SRB_START)
873 {
874 cmd = scsiio_cdb_ptr(&srb->pccb->csio)[0];
875 srb->srb_state = ARCMSR_SRB_TIMEOUT;
876 srb->pccb->ccb_h.status |= CAM_CMD_TIMEOUT;
877 arcmsr_srb_complete(srb, 1);
878 printf("arcmsr%d: scsi id %d lun %d cmd=0x%x srb='%p' ccb command time out!\n",
879 acb->pci_unit, target, lun, cmd, srb);
880 }
881 ARCMSR_LOCK_RELEASE(&acb->isr_lock);
882 #ifdef ARCMSR_DEBUG1
883 arcmsr_dump_data(acb);
884 #endif
885 }
886
887 /*
888 **********************************************************************
889 **********************************************************************
890 */
arcmsr_done4abort_postqueue(struct AdapterControlBlock * acb)891 static void arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb)
892 {
893 int i=0;
894 u_int32_t flag_srb;
895 u_int16_t error;
896
897 switch (acb->adapter_type) {
898 case ACB_ADAPTER_TYPE_A: {
899 u_int32_t outbound_intstatus;
900
901 /*clear and abort all outbound posted Q*/
902 outbound_intstatus = CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_intstatus) & acb->outbound_int_enable;
903 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_intstatus, outbound_intstatus);/*clear interrupt*/
904 while(((flag_srb=CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_queueport)) != 0xFFFFFFFF) && (i++ < ARCMSR_MAX_OUTSTANDING_CMD)) {
905 error = (flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE0)?TRUE:FALSE;
906 arcmsr_drain_donequeue(acb, flag_srb, error);
907 }
908 }
909 break;
910 case ACB_ADAPTER_TYPE_B: {
911 struct HBB_MessageUnit *phbbmu=(struct HBB_MessageUnit *)acb->pmu;
912
913 /*clear all outbound posted Q*/
914 WRITE_CHIP_REG32(0, phbbmu->iop2drv_doorbell, ARCMSR_DOORBELL_INT_CLEAR_PATTERN); /* clear doorbell interrupt */
915 for(i=0; i < ARCMSR_MAX_HBB_POSTQUEUE; i++) {
916 if((flag_srb = phbbmu->done_qbuffer[i]) != 0) {
917 phbbmu->done_qbuffer[i] = 0;
918 error = (flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE0)?TRUE:FALSE;
919 arcmsr_drain_donequeue(acb, flag_srb, error);
920 }
921 phbbmu->post_qbuffer[i] = 0;
922 }/*drain reply FIFO*/
923 phbbmu->doneq_index = 0;
924 phbbmu->postq_index = 0;
925 }
926 break;
927 case ACB_ADAPTER_TYPE_C: {
928 while((CHIP_REG_READ32(HBC_MessageUnit, 0, host_int_status) & ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR) && (i++ < ARCMSR_MAX_OUTSTANDING_CMD)) {
929 flag_srb = CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_queueport_low);
930 error = (flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE1) ? TRUE : FALSE;
931 arcmsr_drain_donequeue(acb, flag_srb, error);
932 }
933 }
934 break;
935 case ACB_ADAPTER_TYPE_D:
936 arcmsr_hbd_postqueue_isr(acb);
937 break;
938 case ACB_ADAPTER_TYPE_E:
939 arcmsr_hbe_postqueue_isr(acb);
940 break;
941 case ACB_ADAPTER_TYPE_F:
942 arcmsr_hbf_postqueue_isr(acb);
943 break;
944 }
945 }
946 /*
947 ****************************************************************************
948 ****************************************************************************
949 */
arcmsr_iop_reset(struct AdapterControlBlock * acb)950 static void arcmsr_iop_reset(struct AdapterControlBlock *acb)
951 {
952 struct CommandControlBlock *srb;
953 u_int32_t intmask_org;
954 u_int32_t i=0;
955
956 if(acb->srboutstandingcount>0) {
957 /* disable all outbound interrupt */
958 intmask_org = arcmsr_disable_allintr(acb);
959 /*clear and abort all outbound posted Q*/
960 arcmsr_done4abort_postqueue(acb);
961 /* talk to iop 331 outstanding command aborted*/
962 arcmsr_abort_allcmd(acb);
963 for(i=0; i < ARCMSR_MAX_FREESRB_NUM; i++) {
964 srb = acb->psrb_pool[i];
965 if(srb->srb_state == ARCMSR_SRB_START) {
966 srb->srb_state = ARCMSR_SRB_ABORTED;
967 srb->pccb->ccb_h.status |= CAM_REQ_ABORTED;
968 arcmsr_srb_complete(srb, 1);
969 printf("arcmsr%d: scsi id=%d lun=%jx srb='%p' aborted\n"
970 , acb->pci_unit, srb->pccb->ccb_h.target_id
971 , (uintmax_t)srb->pccb->ccb_h.target_lun, srb);
972 }
973 }
974 /* enable all outbound interrupt */
975 arcmsr_enable_allintr(acb, intmask_org);
976 }
977 acb->srboutstandingcount = 0;
978 acb->workingsrb_doneindex = 0;
979 acb->workingsrb_startindex = 0;
980 acb->pktRequestCount = 0;
981 acb->pktReturnCount = 0;
982 }
983 /*
984 **********************************************************************
985 **********************************************************************
986 */
arcmsr_build_srb(struct CommandControlBlock * srb,bus_dma_segment_t * dm_segs,u_int32_t nseg)987 static void arcmsr_build_srb(struct CommandControlBlock *srb,
988 bus_dma_segment_t *dm_segs, u_int32_t nseg)
989 {
990 struct ARCMSR_CDB *arcmsr_cdb = &srb->arcmsr_cdb;
991 u_int8_t *psge = (u_int8_t *)&arcmsr_cdb->u;
992 u_int32_t address_lo, address_hi;
993 union ccb *pccb = srb->pccb;
994 struct ccb_scsiio *pcsio = &pccb->csio;
995 u_int32_t arccdbsize = 0x30;
996
997 memset(arcmsr_cdb, 0, sizeof(struct ARCMSR_CDB));
998 arcmsr_cdb->Bus = 0;
999 arcmsr_cdb->TargetID = pccb->ccb_h.target_id;
1000 arcmsr_cdb->LUN = pccb->ccb_h.target_lun;
1001 arcmsr_cdb->Function = 1;
1002 arcmsr_cdb->CdbLength = (u_int8_t)pcsio->cdb_len;
1003 bcopy(scsiio_cdb_ptr(pcsio), arcmsr_cdb->Cdb, pcsio->cdb_len);
1004 if(nseg != 0) {
1005 struct AdapterControlBlock *acb = srb->acb;
1006 bus_dmasync_op_t op;
1007 u_int32_t length, i, cdb_sgcount = 0;
1008
1009 if((pccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1010 op = BUS_DMASYNC_PREREAD;
1011 } else {
1012 op = BUS_DMASYNC_PREWRITE;
1013 arcmsr_cdb->Flags |= ARCMSR_CDB_FLAG_WRITE;
1014 srb->srb_flags |= SRB_FLAG_WRITE;
1015 }
1016 bus_dmamap_sync(acb->dm_segs_dmat, srb->dm_segs_dmamap, op);
1017 for(i=0; i < nseg; i++) {
1018 /* Get the physical address of the current data pointer */
1019 length = arcmsr_htole32(dm_segs[i].ds_len);
1020 address_lo = arcmsr_htole32(dma_addr_lo32(dm_segs[i].ds_addr));
1021 address_hi = arcmsr_htole32(dma_addr_hi32(dm_segs[i].ds_addr));
1022 if(address_hi == 0) {
1023 struct SG32ENTRY *pdma_sg = (struct SG32ENTRY *)psge;
1024 pdma_sg->address = address_lo;
1025 pdma_sg->length = length;
1026 psge += sizeof(struct SG32ENTRY);
1027 arccdbsize += sizeof(struct SG32ENTRY);
1028 } else {
1029 u_int32_t sg64s_size = 0, tmplength = length;
1030
1031 while(1) {
1032 u_int64_t span4G, length0;
1033 struct SG64ENTRY *pdma_sg = (struct SG64ENTRY *)psge;
1034
1035 span4G = (u_int64_t)address_lo + tmplength;
1036 pdma_sg->addresshigh = address_hi;
1037 pdma_sg->address = address_lo;
1038 if(span4G > 0x100000000) {
1039 /*see if cross 4G boundary*/
1040 length0 = 0x100000000-address_lo;
1041 pdma_sg->length = (u_int32_t)length0 | IS_SG64_ADDR;
1042 address_hi = address_hi+1;
1043 address_lo = 0;
1044 tmplength = tmplength - (u_int32_t)length0;
1045 sg64s_size += sizeof(struct SG64ENTRY);
1046 psge += sizeof(struct SG64ENTRY);
1047 cdb_sgcount++;
1048 } else {
1049 pdma_sg->length = tmplength | IS_SG64_ADDR;
1050 sg64s_size += sizeof(struct SG64ENTRY);
1051 psge += sizeof(struct SG64ENTRY);
1052 break;
1053 }
1054 }
1055 arccdbsize += sg64s_size;
1056 }
1057 cdb_sgcount++;
1058 }
1059 arcmsr_cdb->sgcount = (u_int8_t)cdb_sgcount;
1060 arcmsr_cdb->DataLength = pcsio->dxfer_len;
1061 if( arccdbsize > 256) {
1062 arcmsr_cdb->Flags |= ARCMSR_CDB_FLAG_SGL_BSIZE;
1063 }
1064 } else {
1065 arcmsr_cdb->DataLength = 0;
1066 }
1067 srb->arc_cdb_size = arccdbsize;
1068 arcmsr_cdb->msgPages = (arccdbsize/256) + ((arccdbsize % 256) ? 1 : 0);
1069 }
1070 /*
1071 **************************************************************************
1072 **************************************************************************
1073 */
arcmsr_post_srb(struct AdapterControlBlock * acb,struct CommandControlBlock * srb)1074 static void arcmsr_post_srb(struct AdapterControlBlock *acb, struct CommandControlBlock *srb)
1075 {
1076 u_int32_t cdb_phyaddr_low = (u_int32_t) srb->cdb_phyaddr;
1077 struct ARCMSR_CDB *arcmsr_cdb = (struct ARCMSR_CDB *)&srb->arcmsr_cdb;
1078
1079 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, (srb->srb_flags & SRB_FLAG_WRITE) ? BUS_DMASYNC_POSTWRITE:BUS_DMASYNC_POSTREAD);
1080 atomic_add_int(&acb->srboutstandingcount, 1);
1081 srb->srb_state = ARCMSR_SRB_START;
1082
1083 switch (acb->adapter_type) {
1084 case ACB_ADAPTER_TYPE_A: {
1085 if(arcmsr_cdb->Flags & ARCMSR_CDB_FLAG_SGL_BSIZE) {
1086 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_queueport, cdb_phyaddr_low|ARCMSR_SRBPOST_FLAG_SGL_BSIZE);
1087 } else {
1088 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_queueport, cdb_phyaddr_low);
1089 }
1090 }
1091 break;
1092 case ACB_ADAPTER_TYPE_B: {
1093 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
1094 int ending_index, index;
1095
1096 index = phbbmu->postq_index;
1097 ending_index = ((index+1) % ARCMSR_MAX_HBB_POSTQUEUE);
1098 phbbmu->post_qbuffer[ending_index] = 0;
1099 if(arcmsr_cdb->Flags & ARCMSR_CDB_FLAG_SGL_BSIZE) {
1100 phbbmu->post_qbuffer[index] = cdb_phyaddr_low | ARCMSR_SRBPOST_FLAG_SGL_BSIZE;
1101 } else {
1102 phbbmu->post_qbuffer[index] = cdb_phyaddr_low;
1103 }
1104 index++;
1105 index %= ARCMSR_MAX_HBB_POSTQUEUE; /*if last index number set it to 0 */
1106 phbbmu->postq_index = index;
1107 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_DRV2IOP_CDB_POSTED);
1108 }
1109 break;
1110 case ACB_ADAPTER_TYPE_C: {
1111 u_int32_t ccb_post_stamp, arc_cdb_size, cdb_phyaddr_hi32;
1112
1113 arc_cdb_size = (srb->arc_cdb_size > 0x300) ? 0x300 : srb->arc_cdb_size;
1114 ccb_post_stamp = (cdb_phyaddr_low | ((arc_cdb_size-1) >> 6) | 1);
1115 cdb_phyaddr_hi32 = acb->srb_phyaddr.B.phyadd_high;
1116 if(cdb_phyaddr_hi32)
1117 {
1118 CHIP_REG_WRITE32(HBC_MessageUnit,0,inbound_queueport_high, cdb_phyaddr_hi32);
1119 CHIP_REG_WRITE32(HBC_MessageUnit,0,inbound_queueport_low, ccb_post_stamp);
1120 }
1121 else
1122 {
1123 CHIP_REG_WRITE32(HBC_MessageUnit,0,inbound_queueport_low, ccb_post_stamp);
1124 }
1125 }
1126 break;
1127 case ACB_ADAPTER_TYPE_D: {
1128 struct HBD_MessageUnit0 *phbdmu = (struct HBD_MessageUnit0 *)acb->pmu;
1129 u_int16_t index_stripped;
1130 u_int16_t postq_index;
1131 struct InBound_SRB *pinbound_srb;
1132
1133 ARCMSR_LOCK_ACQUIRE(&acb->postDone_lock);
1134 postq_index = phbdmu->postq_index;
1135 pinbound_srb = (struct InBound_SRB *)&phbdmu->post_qbuffer[postq_index & 0xFF];
1136 pinbound_srb->addressHigh = (u_int32_t)((srb->cdb_phyaddr >> 16) >> 16);
1137 pinbound_srb->addressLow = (u_int32_t)srb->cdb_phyaddr;
1138 pinbound_srb->length = srb->arc_cdb_size >> 2;
1139 arcmsr_cdb->Context = (u_int32_t)srb->cdb_phyaddr;
1140 if (postq_index & 0x4000) {
1141 index_stripped = postq_index & 0xFF;
1142 index_stripped += 1;
1143 index_stripped %= ARCMSR_MAX_HBD_POSTQUEUE;
1144 phbdmu->postq_index = index_stripped ? (index_stripped | 0x4000) : index_stripped;
1145 } else {
1146 index_stripped = postq_index;
1147 index_stripped += 1;
1148 index_stripped %= ARCMSR_MAX_HBD_POSTQUEUE;
1149 phbdmu->postq_index = index_stripped ? index_stripped : (index_stripped | 0x4000);
1150 }
1151 CHIP_REG_WRITE32(HBD_MessageUnit, 0, inboundlist_write_pointer, postq_index);
1152 ARCMSR_LOCK_RELEASE(&acb->postDone_lock);
1153 }
1154 break;
1155 case ACB_ADAPTER_TYPE_E: {
1156 u_int32_t ccb_post_stamp, arc_cdb_size;
1157
1158 arc_cdb_size = (srb->arc_cdb_size > 0x300) ? 0x300 : srb->arc_cdb_size;
1159 ccb_post_stamp = (srb->smid | ((arc_cdb_size-1) >> 6));
1160 CHIP_REG_WRITE32(HBE_MessageUnit, 0, inbound_queueport_high, 0);
1161 CHIP_REG_WRITE32(HBE_MessageUnit, 0, inbound_queueport_low, ccb_post_stamp);
1162 }
1163 break;
1164 case ACB_ADAPTER_TYPE_F: {
1165 u_int32_t ccb_post_stamp, arc_cdb_size;
1166
1167 if (srb->arc_cdb_size <= 0x300)
1168 arc_cdb_size = (srb->arc_cdb_size - 1) >> 6 | 1;
1169 else {
1170 arc_cdb_size = ((srb->arc_cdb_size + 0xff) >> 8) + 2;
1171 if (arc_cdb_size > 0xF)
1172 arc_cdb_size = 0xF;
1173 arc_cdb_size = (arc_cdb_size << 1) | 1;
1174 }
1175 ccb_post_stamp = (srb->smid | arc_cdb_size);
1176 CHIP_REG_WRITE32(HBF_MessageUnit, 0, inbound_queueport_high, 0);
1177 CHIP_REG_WRITE32(HBF_MessageUnit, 0, inbound_queueport_low, ccb_post_stamp);
1178 }
1179 break;
1180 }
1181 }
1182 /*
1183 ************************************************************************
1184 ************************************************************************
1185 */
arcmsr_get_iop_rqbuffer(struct AdapterControlBlock * acb)1186 static struct QBUFFER *arcmsr_get_iop_rqbuffer( struct AdapterControlBlock *acb)
1187 {
1188 struct QBUFFER *qbuffer=NULL;
1189
1190 switch (acb->adapter_type) {
1191 case ACB_ADAPTER_TYPE_A: {
1192 struct HBA_MessageUnit *phbamu = (struct HBA_MessageUnit *)acb->pmu;
1193
1194 qbuffer = (struct QBUFFER *)&phbamu->message_rbuffer;
1195 }
1196 break;
1197 case ACB_ADAPTER_TYPE_B: {
1198 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
1199
1200 qbuffer = (struct QBUFFER *)&phbbmu->hbb_rwbuffer->message_rbuffer;
1201 }
1202 break;
1203 case ACB_ADAPTER_TYPE_C: {
1204 struct HBC_MessageUnit *phbcmu = (struct HBC_MessageUnit *)acb->pmu;
1205
1206 qbuffer = (struct QBUFFER *)&phbcmu->message_rbuffer;
1207 }
1208 break;
1209 case ACB_ADAPTER_TYPE_D: {
1210 struct HBD_MessageUnit0 *phbdmu = (struct HBD_MessageUnit0 *)acb->pmu;
1211
1212 qbuffer = (struct QBUFFER *)&phbdmu->phbdmu->message_rbuffer;
1213 }
1214 break;
1215 case ACB_ADAPTER_TYPE_E: {
1216 struct HBE_MessageUnit *phbcmu = (struct HBE_MessageUnit *)acb->pmu;
1217
1218 qbuffer = (struct QBUFFER *)&phbcmu->message_rbuffer;
1219 }
1220 break;
1221 case ACB_ADAPTER_TYPE_F:
1222 qbuffer = (struct QBUFFER *)acb->message_rbuffer;
1223 break;
1224 }
1225 return(qbuffer);
1226 }
1227 /*
1228 ************************************************************************
1229 ************************************************************************
1230 */
arcmsr_get_iop_wqbuffer(struct AdapterControlBlock * acb)1231 static struct QBUFFER *arcmsr_get_iop_wqbuffer( struct AdapterControlBlock *acb)
1232 {
1233 struct QBUFFER *qbuffer = NULL;
1234
1235 switch (acb->adapter_type) {
1236 case ACB_ADAPTER_TYPE_A: {
1237 struct HBA_MessageUnit *phbamu = (struct HBA_MessageUnit *)acb->pmu;
1238
1239 qbuffer = (struct QBUFFER *)&phbamu->message_wbuffer;
1240 }
1241 break;
1242 case ACB_ADAPTER_TYPE_B: {
1243 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
1244
1245 qbuffer = (struct QBUFFER *)&phbbmu->hbb_rwbuffer->message_wbuffer;
1246 }
1247 break;
1248 case ACB_ADAPTER_TYPE_C: {
1249 struct HBC_MessageUnit *phbcmu = (struct HBC_MessageUnit *)acb->pmu;
1250
1251 qbuffer = (struct QBUFFER *)&phbcmu->message_wbuffer;
1252 }
1253 break;
1254 case ACB_ADAPTER_TYPE_D: {
1255 struct HBD_MessageUnit0 *phbdmu = (struct HBD_MessageUnit0 *)acb->pmu;
1256
1257 qbuffer = (struct QBUFFER *)&phbdmu->phbdmu->message_wbuffer;
1258 }
1259 break;
1260 case ACB_ADAPTER_TYPE_E: {
1261 struct HBE_MessageUnit *phbcmu = (struct HBE_MessageUnit *)acb->pmu;
1262
1263 qbuffer = (struct QBUFFER *)&phbcmu->message_wbuffer;
1264 }
1265 break;
1266 case ACB_ADAPTER_TYPE_F:
1267 qbuffer = (struct QBUFFER *)acb->message_wbuffer;
1268 break;
1269 }
1270 return(qbuffer);
1271 }
1272 /*
1273 **************************************************************************
1274 **************************************************************************
1275 */
arcmsr_iop_message_read(struct AdapterControlBlock * acb)1276 static void arcmsr_iop_message_read(struct AdapterControlBlock *acb)
1277 {
1278 switch (acb->adapter_type) {
1279 case ACB_ADAPTER_TYPE_A: {
1280 /* let IOP know data has been read */
1281 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_doorbell, ARCMSR_INBOUND_DRIVER_DATA_READ_OK);
1282 }
1283 break;
1284 case ACB_ADAPTER_TYPE_B: {
1285 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
1286 /* let IOP know data has been read */
1287 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_DRV2IOP_DATA_READ_OK);
1288 }
1289 break;
1290 case ACB_ADAPTER_TYPE_C: {
1291 /* let IOP know data has been read */
1292 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK);
1293 }
1294 break;
1295 case ACB_ADAPTER_TYPE_D: {
1296 /* let IOP know data has been read */
1297 CHIP_REG_WRITE32(HBD_MessageUnit, 0, inbound_doorbell, ARCMSR_HBDMU_DRV2IOP_DATA_OUT_READ);
1298 }
1299 break;
1300 case ACB_ADAPTER_TYPE_E:
1301 case ACB_ADAPTER_TYPE_F: {
1302 /* let IOP know data has been read */
1303 acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_DATA_READ_OK;
1304 CHIP_REG_WRITE32(HBE_MessageUnit, 0, iobound_doorbell, acb->out_doorbell);
1305 }
1306 break;
1307 }
1308 }
1309 /*
1310 **************************************************************************
1311 **************************************************************************
1312 */
arcmsr_iop_message_wrote(struct AdapterControlBlock * acb)1313 static void arcmsr_iop_message_wrote(struct AdapterControlBlock *acb)
1314 {
1315 switch (acb->adapter_type) {
1316 case ACB_ADAPTER_TYPE_A: {
1317 /*
1318 ** push inbound doorbell tell iop, driver data write ok
1319 ** and wait reply on next hwinterrupt for next Qbuffer post
1320 */
1321 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_doorbell, ARCMSR_INBOUND_DRIVER_DATA_WRITE_OK);
1322 }
1323 break;
1324 case ACB_ADAPTER_TYPE_B: {
1325 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
1326 /*
1327 ** push inbound doorbell tell iop, driver data write ok
1328 ** and wait reply on next hwinterrupt for next Qbuffer post
1329 */
1330 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_DRV2IOP_DATA_WRITE_OK);
1331 }
1332 break;
1333 case ACB_ADAPTER_TYPE_C: {
1334 /*
1335 ** push inbound doorbell tell iop, driver data write ok
1336 ** and wait reply on next hwinterrupt for next Qbuffer post
1337 */
1338 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_DATA_WRITE_OK);
1339 }
1340 break;
1341 case ACB_ADAPTER_TYPE_D: {
1342 /*
1343 ** push inbound doorbell tell iop, driver data write ok
1344 ** and wait reply on next hwinterrupt for next Qbuffer post
1345 */
1346 CHIP_REG_WRITE32(HBD_MessageUnit, 0, inbound_doorbell, ARCMSR_HBDMU_DRV2IOP_DATA_IN_READY);
1347 }
1348 break;
1349 case ACB_ADAPTER_TYPE_E:
1350 case ACB_ADAPTER_TYPE_F: {
1351 /*
1352 ** push inbound doorbell tell iop, driver data write ok
1353 ** and wait reply on next hwinterrupt for next Qbuffer post
1354 */
1355 acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_DATA_WRITE_OK;
1356 CHIP_REG_WRITE32(HBE_MessageUnit, 0, iobound_doorbell, acb->out_doorbell);
1357 }
1358 break;
1359 }
1360 }
1361 /*
1362 ************************************************************************
1363 ************************************************************************
1364 */
arcmsr_stop_hba_bgrb(struct AdapterControlBlock * acb)1365 static void arcmsr_stop_hba_bgrb(struct AdapterControlBlock *acb)
1366 {
1367 acb->acb_flags &= ~ACB_F_MSG_START_BGRB;
1368 CHIP_REG_WRITE32(HBA_MessageUnit,
1369 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_STOP_BGRB);
1370 if(!arcmsr_hba_wait_msgint_ready(acb)) {
1371 printf("arcmsr%d: wait 'stop adapter background rebuild' timeout \n"
1372 , acb->pci_unit);
1373 }
1374 }
1375 /*
1376 ************************************************************************
1377 ************************************************************************
1378 */
arcmsr_stop_hbb_bgrb(struct AdapterControlBlock * acb)1379 static void arcmsr_stop_hbb_bgrb(struct AdapterControlBlock *acb)
1380 {
1381 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
1382 acb->acb_flags &= ~ACB_F_MSG_START_BGRB;
1383 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_MESSAGE_STOP_BGRB);
1384 if(!arcmsr_hbb_wait_msgint_ready(acb)) {
1385 printf( "arcmsr%d: wait 'stop adapter background rebuild' timeout \n"
1386 , acb->pci_unit);
1387 }
1388 }
1389 /*
1390 ************************************************************************
1391 ************************************************************************
1392 */
arcmsr_stop_hbc_bgrb(struct AdapterControlBlock * acb)1393 static void arcmsr_stop_hbc_bgrb(struct AdapterControlBlock *acb)
1394 {
1395 acb->acb_flags &= ~ACB_F_MSG_START_BGRB;
1396 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_STOP_BGRB);
1397 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell,ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE);
1398 if(!arcmsr_hbc_wait_msgint_ready(acb)) {
1399 printf("arcmsr%d: wait 'stop adapter background rebuild' timeout \n", acb->pci_unit);
1400 }
1401 }
1402 /*
1403 ************************************************************************
1404 ************************************************************************
1405 */
arcmsr_stop_hbd_bgrb(struct AdapterControlBlock * acb)1406 static void arcmsr_stop_hbd_bgrb(struct AdapterControlBlock *acb)
1407 {
1408 acb->acb_flags &= ~ACB_F_MSG_START_BGRB;
1409 CHIP_REG_WRITE32(HBD_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_STOP_BGRB);
1410 if(!arcmsr_hbd_wait_msgint_ready(acb)) {
1411 printf("arcmsr%d: wait 'stop adapter background rebuild' timeout \n", acb->pci_unit);
1412 }
1413 }
1414 /*
1415 ************************************************************************
1416 ************************************************************************
1417 */
arcmsr_stop_hbe_bgrb(struct AdapterControlBlock * acb)1418 static void arcmsr_stop_hbe_bgrb(struct AdapterControlBlock *acb)
1419 {
1420 acb->acb_flags &= ~ACB_F_MSG_START_BGRB;
1421 CHIP_REG_WRITE32(HBE_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_STOP_BGRB);
1422 acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE;
1423 CHIP_REG_WRITE32(HBE_MessageUnit, 0, iobound_doorbell, acb->out_doorbell);
1424 if(!arcmsr_hbe_wait_msgint_ready(acb)) {
1425 printf("arcmsr%d: wait 'stop adapter background rebuild' timeout \n", acb->pci_unit);
1426 }
1427 }
1428 /*
1429 ************************************************************************
1430 ************************************************************************
1431 */
arcmsr_stop_adapter_bgrb(struct AdapterControlBlock * acb)1432 static void arcmsr_stop_adapter_bgrb(struct AdapterControlBlock *acb)
1433 {
1434 switch (acb->adapter_type) {
1435 case ACB_ADAPTER_TYPE_A: {
1436 arcmsr_stop_hba_bgrb(acb);
1437 }
1438 break;
1439 case ACB_ADAPTER_TYPE_B: {
1440 arcmsr_stop_hbb_bgrb(acb);
1441 }
1442 break;
1443 case ACB_ADAPTER_TYPE_C: {
1444 arcmsr_stop_hbc_bgrb(acb);
1445 }
1446 break;
1447 case ACB_ADAPTER_TYPE_D: {
1448 arcmsr_stop_hbd_bgrb(acb);
1449 }
1450 break;
1451 case ACB_ADAPTER_TYPE_E:
1452 case ACB_ADAPTER_TYPE_F: {
1453 arcmsr_stop_hbe_bgrb(acb);
1454 }
1455 break;
1456 }
1457 }
1458 /*
1459 ************************************************************************
1460 ************************************************************************
1461 */
arcmsr_poll(struct cam_sim * psim)1462 static void arcmsr_poll(struct cam_sim *psim)
1463 {
1464 struct AdapterControlBlock *acb;
1465 int mutex;
1466
1467 acb = (struct AdapterControlBlock *)cam_sim_softc(psim);
1468 mutex = mtx_owned(&acb->isr_lock);
1469 if( mutex == 0 )
1470 ARCMSR_LOCK_ACQUIRE(&acb->isr_lock);
1471 arcmsr_interrupt(acb);
1472 if( mutex == 0 )
1473 ARCMSR_LOCK_RELEASE(&acb->isr_lock);
1474 }
1475 /*
1476 **************************************************************************
1477 **************************************************************************
1478 */
arcmsr_Read_iop_rqbuffer_data_D(struct AdapterControlBlock * acb,struct QBUFFER * prbuffer)1479 static u_int32_t arcmsr_Read_iop_rqbuffer_data_D(struct AdapterControlBlock *acb,
1480 struct QBUFFER *prbuffer) {
1481 u_int8_t *pQbuffer;
1482 u_int8_t *buf1 = NULL;
1483 u_int32_t *iop_data, *buf2 = NULL;
1484 u_int32_t iop_len, data_len;
1485
1486 iop_data = (u_int32_t *)prbuffer->data;
1487 iop_len = (u_int32_t)prbuffer->data_len;
1488 if ( iop_len > 0 )
1489 {
1490 buf1 = malloc(128, M_DEVBUF, M_NOWAIT | M_ZERO);
1491 buf2 = (u_int32_t *)buf1;
1492 if( buf1 == NULL)
1493 return (0);
1494 data_len = iop_len;
1495 while(data_len >= 4)
1496 {
1497 *buf2++ = *iop_data++;
1498 data_len -= 4;
1499 }
1500 if(data_len)
1501 *buf2 = *iop_data;
1502 buf2 = (u_int32_t *)buf1;
1503 }
1504 while (iop_len > 0) {
1505 pQbuffer = &acb->rqbuffer[acb->rqbuf_lastindex];
1506 *pQbuffer = *buf1;
1507 acb->rqbuf_lastindex++;
1508 /* if last, index number set it to 0 */
1509 acb->rqbuf_lastindex %= ARCMSR_MAX_QBUFFER;
1510 buf1++;
1511 iop_len--;
1512 }
1513 if(buf2)
1514 free( (u_int8_t *)buf2, M_DEVBUF);
1515 /* let IOP know data has been read */
1516 arcmsr_iop_message_read(acb);
1517 return (1);
1518 }
1519 /*
1520 **************************************************************************
1521 **************************************************************************
1522 */
arcmsr_Read_iop_rqbuffer_data(struct AdapterControlBlock * acb,struct QBUFFER * prbuffer)1523 static u_int32_t arcmsr_Read_iop_rqbuffer_data(struct AdapterControlBlock *acb,
1524 struct QBUFFER *prbuffer) {
1525 u_int8_t *pQbuffer;
1526 u_int8_t *iop_data;
1527 u_int32_t iop_len;
1528
1529 if(acb->adapter_type >= ACB_ADAPTER_TYPE_B) {
1530 return(arcmsr_Read_iop_rqbuffer_data_D(acb, prbuffer));
1531 }
1532 iop_data = (u_int8_t *)prbuffer->data;
1533 iop_len = (u_int32_t)prbuffer->data_len;
1534 while (iop_len > 0) {
1535 pQbuffer = &acb->rqbuffer[acb->rqbuf_lastindex];
1536 *pQbuffer = *iop_data;
1537 acb->rqbuf_lastindex++;
1538 /* if last, index number set it to 0 */
1539 acb->rqbuf_lastindex %= ARCMSR_MAX_QBUFFER;
1540 iop_data++;
1541 iop_len--;
1542 }
1543 /* let IOP know data has been read */
1544 arcmsr_iop_message_read(acb);
1545 return (1);
1546 }
1547 /*
1548 **************************************************************************
1549 **************************************************************************
1550 */
arcmsr_iop2drv_data_wrote_handle(struct AdapterControlBlock * acb)1551 static void arcmsr_iop2drv_data_wrote_handle(struct AdapterControlBlock *acb)
1552 {
1553 struct QBUFFER *prbuffer;
1554 int my_empty_len;
1555
1556 /*check this iop data if overflow my rqbuffer*/
1557 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock);
1558 prbuffer = arcmsr_get_iop_rqbuffer(acb);
1559 if (acb->rqbuf_lastindex >= acb->rqbuf_firstindex)
1560 my_empty_len = (ARCMSR_MAX_QBUFFER - 1) - (acb->rqbuf_lastindex - acb->rqbuf_firstindex);
1561 else
1562 my_empty_len = acb->rqbuf_firstindex - acb->rqbuf_lastindex - 1;
1563 if(my_empty_len >= prbuffer->data_len) {
1564 if(arcmsr_Read_iop_rqbuffer_data(acb, prbuffer) == 0)
1565 acb->acb_flags |= ACB_F_IOPDATA_OVERFLOW;
1566 } else {
1567 acb->acb_flags |= ACB_F_IOPDATA_OVERFLOW;
1568 }
1569 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock);
1570 }
1571 /*
1572 **********************************************************************
1573 **********************************************************************
1574 */
arcmsr_Write_data_2iop_wqbuffer_D(struct AdapterControlBlock * acb)1575 static void arcmsr_Write_data_2iop_wqbuffer_D(struct AdapterControlBlock *acb)
1576 {
1577 u_int8_t *pQbuffer;
1578 struct QBUFFER *pwbuffer;
1579 u_int8_t *buf1 = NULL;
1580 u_int32_t *iop_data, *buf2 = NULL;
1581 u_int32_t allxfer_len = 0, data_len;
1582
1583 if(acb->acb_flags & ACB_F_MESSAGE_WQBUFFER_READ) {
1584 buf1 = malloc(128, M_DEVBUF, M_NOWAIT | M_ZERO);
1585 buf2 = (u_int32_t *)buf1;
1586 if( buf1 == NULL)
1587 return;
1588
1589 acb->acb_flags &= (~ACB_F_MESSAGE_WQBUFFER_READ);
1590 pwbuffer = arcmsr_get_iop_wqbuffer(acb);
1591 iop_data = (u_int32_t *)pwbuffer->data;
1592 while((acb->wqbuf_firstindex != acb->wqbuf_lastindex)
1593 && (allxfer_len < 124)) {
1594 pQbuffer = &acb->wqbuffer[acb->wqbuf_firstindex];
1595 *buf1 = *pQbuffer;
1596 acb->wqbuf_firstindex++;
1597 acb->wqbuf_firstindex %= ARCMSR_MAX_QBUFFER;
1598 buf1++;
1599 allxfer_len++;
1600 }
1601 pwbuffer->data_len = allxfer_len;
1602 data_len = allxfer_len;
1603 buf1 = (u_int8_t *)buf2;
1604 while(data_len >= 4)
1605 {
1606 *iop_data++ = *buf2++;
1607 data_len -= 4;
1608 }
1609 if(data_len)
1610 *iop_data = *buf2;
1611 free( buf1, M_DEVBUF);
1612 arcmsr_iop_message_wrote(acb);
1613 }
1614 }
1615 /*
1616 **********************************************************************
1617 **********************************************************************
1618 */
arcmsr_Write_data_2iop_wqbuffer(struct AdapterControlBlock * acb)1619 static void arcmsr_Write_data_2iop_wqbuffer(struct AdapterControlBlock *acb)
1620 {
1621 u_int8_t *pQbuffer;
1622 struct QBUFFER *pwbuffer;
1623 u_int8_t *iop_data;
1624 int32_t allxfer_len=0;
1625
1626 if(acb->adapter_type >= ACB_ADAPTER_TYPE_B) {
1627 arcmsr_Write_data_2iop_wqbuffer_D(acb);
1628 return;
1629 }
1630 if(acb->acb_flags & ACB_F_MESSAGE_WQBUFFER_READ) {
1631 acb->acb_flags &= (~ACB_F_MESSAGE_WQBUFFER_READ);
1632 pwbuffer = arcmsr_get_iop_wqbuffer(acb);
1633 iop_data = (u_int8_t *)pwbuffer->data;
1634 while((acb->wqbuf_firstindex != acb->wqbuf_lastindex)
1635 && (allxfer_len < 124)) {
1636 pQbuffer = &acb->wqbuffer[acb->wqbuf_firstindex];
1637 *iop_data = *pQbuffer;
1638 acb->wqbuf_firstindex++;
1639 acb->wqbuf_firstindex %= ARCMSR_MAX_QBUFFER;
1640 iop_data++;
1641 allxfer_len++;
1642 }
1643 pwbuffer->data_len = allxfer_len;
1644 arcmsr_iop_message_wrote(acb);
1645 }
1646 }
1647 /*
1648 **************************************************************************
1649 **************************************************************************
1650 */
arcmsr_iop2drv_data_read_handle(struct AdapterControlBlock * acb)1651 static void arcmsr_iop2drv_data_read_handle(struct AdapterControlBlock *acb)
1652 {
1653 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock);
1654 acb->acb_flags |= ACB_F_MESSAGE_WQBUFFER_READ;
1655 /*
1656 *****************************************************************
1657 ** check if there are any mail packages from user space program
1658 ** in my post bag, now is the time to send them into Areca's firmware
1659 *****************************************************************
1660 */
1661 if(acb->wqbuf_firstindex != acb->wqbuf_lastindex) {
1662 arcmsr_Write_data_2iop_wqbuffer(acb);
1663 }
1664 if(acb->wqbuf_firstindex == acb->wqbuf_lastindex) {
1665 acb->acb_flags |= ACB_F_MESSAGE_WQBUFFER_CLEARED;
1666 }
1667 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock);
1668 }
1669 /*
1670 **************************************************************************
1671 **************************************************************************
1672 */
arcmsr_rescanLun_cb(struct cam_periph * periph,union ccb * ccb)1673 static void arcmsr_rescanLun_cb(struct cam_periph *periph, union ccb *ccb)
1674 {
1675 /*
1676 if (ccb->ccb_h.status != CAM_REQ_CMP)
1677 printf("arcmsr_rescanLun_cb: Rescan Target=%x, lun=%x,"
1678 "failure status=%x\n", ccb->ccb_h.target_id,
1679 ccb->ccb_h.target_lun, ccb->ccb_h.status);
1680 else
1681 printf("arcmsr_rescanLun_cb: Rescan lun successfully!\n");
1682 */
1683 xpt_free_path(ccb->ccb_h.path);
1684 xpt_free_ccb(ccb);
1685 }
1686
arcmsr_rescan_lun(struct AdapterControlBlock * acb,int target,int lun)1687 static void arcmsr_rescan_lun(struct AdapterControlBlock *acb, int target, int lun)
1688 {
1689 struct cam_path *path;
1690 union ccb *ccb;
1691
1692 if ((ccb = (union ccb *)xpt_alloc_ccb_nowait()) == NULL)
1693 return;
1694 if (xpt_create_path(&path, NULL, cam_sim_path(acb->psim), target, lun) != CAM_REQ_CMP)
1695 {
1696 xpt_free_ccb(ccb);
1697 return;
1698 }
1699 /* printf("arcmsr_rescan_lun: Rescan Target=%x, Lun=%x\n", target, lun); */
1700 xpt_setup_ccb(&ccb->ccb_h, path, 5);
1701 ccb->ccb_h.func_code = XPT_SCAN_LUN;
1702 ccb->ccb_h.cbfcnp = arcmsr_rescanLun_cb;
1703 ccb->crcn.flags = CAM_FLAG_NONE;
1704 xpt_action(ccb);
1705 }
1706
arcmsr_abort_dr_ccbs(struct AdapterControlBlock * acb,int target,int lun)1707 static void arcmsr_abort_dr_ccbs(struct AdapterControlBlock *acb, int target, int lun)
1708 {
1709 struct CommandControlBlock *srb;
1710 u_int32_t intmask_org;
1711 int i;
1712
1713 /* disable all outbound interrupts */
1714 intmask_org = arcmsr_disable_allintr(acb);
1715 for (i = 0; i < ARCMSR_MAX_FREESRB_NUM; i++)
1716 {
1717 srb = acb->psrb_pool[i];
1718 if (srb->srb_state == ARCMSR_SRB_START)
1719 {
1720 if((target == srb->pccb->ccb_h.target_id) && (lun == srb->pccb->ccb_h.target_lun))
1721 {
1722 srb->srb_state = ARCMSR_SRB_ABORTED;
1723 srb->pccb->ccb_h.status |= CAM_REQ_ABORTED;
1724 arcmsr_srb_complete(srb, 1);
1725 printf("arcmsr%d: abort scsi id %d lun %d srb=%p \n", acb->pci_unit, target, lun, srb);
1726 }
1727 }
1728 }
1729 /* enable outbound Post Queue, outbound doorbell Interrupt */
1730 arcmsr_enable_allintr(acb, intmask_org);
1731 }
1732 /*
1733 **************************************************************************
1734 **************************************************************************
1735 */
arcmsr_dr_handle(struct AdapterControlBlock * acb)1736 static void arcmsr_dr_handle(struct AdapterControlBlock *acb) {
1737 u_int32_t devicemap;
1738 u_int32_t target, lun;
1739 u_int32_t deviceMapCurrent[4]={0};
1740 u_int8_t *pDevMap;
1741
1742 switch (acb->adapter_type) {
1743 case ACB_ADAPTER_TYPE_A:
1744 devicemap = offsetof(struct HBA_MessageUnit, msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]);
1745 for (target = 0; target < 4; target++)
1746 {
1747 deviceMapCurrent[target]=bus_space_read_4(acb->btag[0], acb->bhandle[0], devicemap);
1748 devicemap += 4;
1749 }
1750 break;
1751
1752 case ACB_ADAPTER_TYPE_B:
1753 devicemap = offsetof(struct HBB_RWBUFFER, msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]);
1754 for (target = 0; target < 4; target++)
1755 {
1756 deviceMapCurrent[target]=bus_space_read_4(acb->btag[1], acb->bhandle[1], devicemap);
1757 devicemap += 4;
1758 }
1759 break;
1760
1761 case ACB_ADAPTER_TYPE_C:
1762 devicemap = offsetof(struct HBC_MessageUnit, msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]);
1763 for (target = 0; target < 4; target++)
1764 {
1765 deviceMapCurrent[target]=bus_space_read_4(acb->btag[0], acb->bhandle[0], devicemap);
1766 devicemap += 4;
1767 }
1768 break;
1769 case ACB_ADAPTER_TYPE_D:
1770 devicemap = offsetof(struct HBD_MessageUnit, msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]);
1771 for (target = 0; target < 4; target++)
1772 {
1773 deviceMapCurrent[target]=bus_space_read_4(acb->btag[0], acb->bhandle[0], devicemap);
1774 devicemap += 4;
1775 }
1776 break;
1777 case ACB_ADAPTER_TYPE_E:
1778 devicemap = offsetof(struct HBE_MessageUnit, msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]);
1779 for (target = 0; target < 4; target++)
1780 {
1781 deviceMapCurrent[target]=bus_space_read_4(acb->btag[0], acb->bhandle[0], devicemap);
1782 devicemap += 4;
1783 }
1784 break;
1785 case ACB_ADAPTER_TYPE_F:
1786 devicemap = ARCMSR_FW_DEVMAP_OFFSET;
1787 for (target = 0; target < 4; target++)
1788 {
1789 deviceMapCurrent[target] = acb->msgcode_rwbuffer[devicemap];
1790 devicemap += 1;
1791 }
1792 break;
1793 }
1794
1795 if(acb->acb_flags & ACB_F_BUS_HANG_ON)
1796 {
1797 acb->acb_flags &= ~ACB_F_BUS_HANG_ON;
1798 }
1799 /*
1800 ** adapter posted CONFIG message
1801 ** copy the new map, note if there are differences with the current map
1802 */
1803 pDevMap = (u_int8_t *)&deviceMapCurrent[0];
1804 for (target = 0; target < ARCMSR_MAX_TARGETID - 1; target++)
1805 {
1806 if (*pDevMap != acb->device_map[target])
1807 {
1808 u_int8_t difference, bit_check;
1809
1810 difference = *pDevMap ^ acb->device_map[target];
1811 for(lun=0; lun < ARCMSR_MAX_TARGETLUN; lun++)
1812 {
1813 bit_check = (1 << lun); /*check bit from 0....31*/
1814 if(difference & bit_check)
1815 {
1816 if(acb->device_map[target] & bit_check)
1817 {/* unit departed */
1818 if (target != 0x0f)
1819 printf("arcmsr_dr_handle: Target=0x%x, lun=%x, GONE!!!\n",target,lun);
1820 arcmsr_abort_dr_ccbs(acb, target, lun);
1821 arcmsr_rescan_lun(acb, target, lun);
1822 acb->devstate[target][lun] = ARECA_RAID_GONE;
1823 }
1824 else
1825 {/* unit arrived */
1826 printf("arcmsr_dr_handle: Target=0x%x, lun=%x, Plug-IN!!!\n",target,lun);
1827 arcmsr_rescan_lun(acb, target, lun);
1828 acb->devstate[target][lun] = ARECA_RAID_GOOD;
1829 }
1830 }
1831 }
1832 /* printf("arcmsr_dr_handle: acb->device_map[%x]=0x%x, deviceMapCurrent[%x]=%x\n",target,acb->device_map[target],target,*pDevMap); */
1833 acb->device_map[target] = *pDevMap;
1834 }
1835 pDevMap++;
1836 }
1837 }
1838 /*
1839 **************************************************************************
1840 **************************************************************************
1841 */
arcmsr_hba_message_isr(struct AdapterControlBlock * acb)1842 static void arcmsr_hba_message_isr(struct AdapterControlBlock *acb) {
1843 u_int32_t outbound_message;
1844
1845 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_intstatus, ARCMSR_MU_OUTBOUND_MESSAGE0_INT);
1846 outbound_message = CHIP_REG_READ32(HBA_MessageUnit, 0, msgcode_rwbuffer[0]);
1847 if (outbound_message == ARCMSR_SIGNATURE_GET_CONFIG)
1848 arcmsr_dr_handle( acb );
1849 }
1850 /*
1851 **************************************************************************
1852 **************************************************************************
1853 */
arcmsr_hbb_message_isr(struct AdapterControlBlock * acb)1854 static void arcmsr_hbb_message_isr(struct AdapterControlBlock *acb) {
1855 u_int32_t outbound_message;
1856 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
1857
1858 /* clear interrupts */
1859 WRITE_CHIP_REG32(0, phbbmu->iop2drv_doorbell, ARCMSR_MESSAGE_INT_CLEAR_PATTERN);
1860 outbound_message = CHIP_REG_READ32(HBB_RWBUFFER, 1, msgcode_rwbuffer[0]);
1861 if (outbound_message == ARCMSR_SIGNATURE_GET_CONFIG)
1862 arcmsr_dr_handle( acb );
1863 }
1864 /*
1865 **************************************************************************
1866 **************************************************************************
1867 */
arcmsr_hbc_message_isr(struct AdapterControlBlock * acb)1868 static void arcmsr_hbc_message_isr(struct AdapterControlBlock *acb) {
1869 u_int32_t outbound_message;
1870
1871 CHIP_REG_WRITE32(HBC_MessageUnit, 0, outbound_doorbell_clear, ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR);
1872 outbound_message = CHIP_REG_READ32(HBC_MessageUnit, 0, msgcode_rwbuffer[0]);
1873 if (outbound_message == ARCMSR_SIGNATURE_GET_CONFIG)
1874 arcmsr_dr_handle( acb );
1875 }
1876 /*
1877 **************************************************************************
1878 **************************************************************************
1879 */
arcmsr_hbd_message_isr(struct AdapterControlBlock * acb)1880 static void arcmsr_hbd_message_isr(struct AdapterControlBlock *acb) {
1881 u_int32_t outbound_message;
1882
1883 CHIP_REG_WRITE32(HBD_MessageUnit, 0, outbound_doorbell, ARCMSR_HBDMU_IOP2DRV_MESSAGE_CMD_DONE_CLEAR);
1884 outbound_message = CHIP_REG_READ32(HBD_MessageUnit, 0, msgcode_rwbuffer[0]);
1885 if (outbound_message == ARCMSR_SIGNATURE_GET_CONFIG)
1886 arcmsr_dr_handle( acb );
1887 }
1888 /*
1889 **************************************************************************
1890 **************************************************************************
1891 */
arcmsr_hbe_message_isr(struct AdapterControlBlock * acb)1892 static void arcmsr_hbe_message_isr(struct AdapterControlBlock *acb) {
1893 u_int32_t outbound_message;
1894
1895 CHIP_REG_WRITE32(HBE_MessageUnit, 0, host_int_status, 0);
1896 if (acb->adapter_type == ACB_ADAPTER_TYPE_E)
1897 outbound_message = CHIP_REG_READ32(HBE_MessageUnit, 0, msgcode_rwbuffer[0]);
1898 else
1899 outbound_message = acb->msgcode_rwbuffer[0];
1900 if (outbound_message == ARCMSR_SIGNATURE_GET_CONFIG)
1901 arcmsr_dr_handle( acb );
1902 }
1903 /*
1904 **************************************************************************
1905 **************************************************************************
1906 */
arcmsr_hba_doorbell_isr(struct AdapterControlBlock * acb)1907 static void arcmsr_hba_doorbell_isr(struct AdapterControlBlock *acb)
1908 {
1909 u_int32_t doorbell_status;
1910
1911 /*
1912 *******************************************************************
1913 ** Maybe here we need to check wrqbuffer_lock is lock or not
1914 ** DOORBELL: din! don!
1915 ** check if there are any mail need to pack from firmware
1916 *******************************************************************
1917 */
1918 doorbell_status = CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_doorbell);
1919 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_doorbell, doorbell_status); /* clear doorbell interrupt */
1920 if(doorbell_status & ARCMSR_OUTBOUND_IOP331_DATA_WRITE_OK) {
1921 arcmsr_iop2drv_data_wrote_handle(acb);
1922 }
1923 if(doorbell_status & ARCMSR_OUTBOUND_IOP331_DATA_READ_OK) {
1924 arcmsr_iop2drv_data_read_handle(acb);
1925 }
1926 }
1927 /*
1928 **************************************************************************
1929 **************************************************************************
1930 */
arcmsr_hbc_doorbell_isr(struct AdapterControlBlock * acb)1931 static void arcmsr_hbc_doorbell_isr(struct AdapterControlBlock *acb)
1932 {
1933 u_int32_t doorbell_status;
1934
1935 /*
1936 *******************************************************************
1937 ** Maybe here we need to check wrqbuffer_lock is lock or not
1938 ** DOORBELL: din! don!
1939 ** check if there are any mail need to pack from firmware
1940 *******************************************************************
1941 */
1942 doorbell_status = CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_doorbell);
1943 CHIP_REG_WRITE32(HBC_MessageUnit, 0, outbound_doorbell_clear, doorbell_status); /* clear doorbell interrupt */
1944 if(doorbell_status & ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_OK) {
1945 arcmsr_iop2drv_data_wrote_handle(acb);
1946 }
1947 if(doorbell_status & ARCMSR_HBCMU_IOP2DRV_DATA_READ_OK) {
1948 arcmsr_iop2drv_data_read_handle(acb);
1949 }
1950 if(doorbell_status & ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) {
1951 arcmsr_hbc_message_isr(acb); /* messenger of "driver to iop commands" */
1952 }
1953 }
1954 /*
1955 **************************************************************************
1956 **************************************************************************
1957 */
arcmsr_hbd_doorbell_isr(struct AdapterControlBlock * acb)1958 static void arcmsr_hbd_doorbell_isr(struct AdapterControlBlock *acb)
1959 {
1960 u_int32_t doorbell_status;
1961
1962 /*
1963 *******************************************************************
1964 ** Maybe here we need to check wrqbuffer_lock is lock or not
1965 ** DOORBELL: din! don!
1966 ** check if there are any mail need to pack from firmware
1967 *******************************************************************
1968 */
1969 doorbell_status = CHIP_REG_READ32(HBD_MessageUnit, 0, outbound_doorbell) & ARCMSR_HBDMU_F0_DOORBELL_CAUSE;
1970 if(doorbell_status)
1971 CHIP_REG_WRITE32(HBD_MessageUnit, 0, outbound_doorbell, doorbell_status); /* clear doorbell interrupt */
1972 while( doorbell_status & ARCMSR_HBDMU_F0_DOORBELL_CAUSE ) {
1973 if(doorbell_status & ARCMSR_HBDMU_IOP2DRV_DATA_WRITE_OK) {
1974 arcmsr_iop2drv_data_wrote_handle(acb);
1975 }
1976 if(doorbell_status & ARCMSR_HBDMU_IOP2DRV_DATA_READ_OK) {
1977 arcmsr_iop2drv_data_read_handle(acb);
1978 }
1979 if(doorbell_status & ARCMSR_HBDMU_IOP2DRV_MESSAGE_CMD_DONE) {
1980 arcmsr_hbd_message_isr(acb); /* messenger of "driver to iop commands" */
1981 }
1982 doorbell_status = CHIP_REG_READ32(HBD_MessageUnit, 0, outbound_doorbell) & ARCMSR_HBDMU_F0_DOORBELL_CAUSE;
1983 if(doorbell_status)
1984 CHIP_REG_WRITE32(HBD_MessageUnit, 0, outbound_doorbell, doorbell_status); /* clear doorbell interrupt */
1985 }
1986 }
1987 /*
1988 **************************************************************************
1989 **************************************************************************
1990 */
arcmsr_hbe_doorbell_isr(struct AdapterControlBlock * acb)1991 static void arcmsr_hbe_doorbell_isr(struct AdapterControlBlock *acb)
1992 {
1993 u_int32_t doorbell_status, in_doorbell;
1994
1995 /*
1996 *******************************************************************
1997 ** Maybe here we need to check wrqbuffer_lock is lock or not
1998 ** DOORBELL: din! don!
1999 ** check if there are any mail need to pack from firmware
2000 *******************************************************************
2001 */
2002 in_doorbell = CHIP_REG_READ32(HBE_MessageUnit, 0, iobound_doorbell);
2003 CHIP_REG_WRITE32(HBE_MessageUnit, 0, host_int_status, 0); /* clear doorbell interrupt */
2004 doorbell_status = in_doorbell ^ acb->in_doorbell;
2005 if(doorbell_status & ARCMSR_HBEMU_IOP2DRV_DATA_WRITE_OK) {
2006 arcmsr_iop2drv_data_wrote_handle(acb);
2007 }
2008 if(doorbell_status & ARCMSR_HBEMU_IOP2DRV_DATA_READ_OK) {
2009 arcmsr_iop2drv_data_read_handle(acb);
2010 }
2011 if(doorbell_status & ARCMSR_HBEMU_IOP2DRV_MESSAGE_CMD_DONE) {
2012 arcmsr_hbe_message_isr(acb); /* messenger of "driver to iop commands" */
2013 }
2014 acb->in_doorbell = in_doorbell;
2015 }
2016 /*
2017 **************************************************************************
2018 **************************************************************************
2019 */
arcmsr_hbf_doorbell_isr(struct AdapterControlBlock * acb)2020 static void arcmsr_hbf_doorbell_isr(struct AdapterControlBlock *acb)
2021 {
2022 u_int32_t doorbell_status, in_doorbell;
2023
2024 /*
2025 *******************************************************************
2026 ** Maybe here we need to check wrqbuffer_lock is lock or not
2027 ** DOORBELL: din! don!
2028 ** check if there are any mail need to pack from firmware
2029 *******************************************************************
2030 */
2031 while(1) {
2032 in_doorbell = CHIP_REG_READ32(HBE_MessageUnit, 0, iobound_doorbell);
2033 if ((in_doorbell != 0) && (in_doorbell != 0xFFFFFFFF))
2034 break;
2035 }
2036 CHIP_REG_WRITE32(HBE_MessageUnit, 0, host_int_status, 0); /* clear doorbell interrupt */
2037 doorbell_status = in_doorbell ^ acb->in_doorbell;
2038 if(doorbell_status & ARCMSR_HBEMU_IOP2DRV_DATA_WRITE_OK) {
2039 arcmsr_iop2drv_data_wrote_handle(acb);
2040 }
2041 if(doorbell_status & ARCMSR_HBEMU_IOP2DRV_DATA_READ_OK) {
2042 arcmsr_iop2drv_data_read_handle(acb);
2043 }
2044 if(doorbell_status & ARCMSR_HBEMU_IOP2DRV_MESSAGE_CMD_DONE) {
2045 arcmsr_hbe_message_isr(acb); /* messenger of "driver to iop commands" */
2046 }
2047 acb->in_doorbell = in_doorbell;
2048 }
2049 /*
2050 **************************************************************************
2051 **************************************************************************
2052 */
arcmsr_hba_postqueue_isr(struct AdapterControlBlock * acb)2053 static void arcmsr_hba_postqueue_isr(struct AdapterControlBlock *acb)
2054 {
2055 u_int32_t flag_srb;
2056 u_int16_t error;
2057
2058 /*
2059 *****************************************************************************
2060 ** areca cdb command done
2061 *****************************************************************************
2062 */
2063 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap,
2064 BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE);
2065 while((flag_srb = CHIP_REG_READ32(HBA_MessageUnit,
2066 0, outbound_queueport)) != 0xFFFFFFFF) {
2067 /* check if command done with no error*/
2068 error = (flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE0) ? TRUE : FALSE;
2069 arcmsr_drain_donequeue(acb, flag_srb, error);
2070 } /*drain reply FIFO*/
2071 }
2072 /*
2073 **************************************************************************
2074 **************************************************************************
2075 */
arcmsr_hbb_postqueue_isr(struct AdapterControlBlock * acb)2076 static void arcmsr_hbb_postqueue_isr(struct AdapterControlBlock *acb)
2077 {
2078 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
2079 u_int32_t flag_srb;
2080 int index;
2081 u_int16_t error;
2082
2083 /*
2084 *****************************************************************************
2085 ** areca cdb command done
2086 *****************************************************************************
2087 */
2088 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap,
2089 BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE);
2090 index = phbbmu->doneq_index;
2091 while((flag_srb = phbbmu->done_qbuffer[index]) != 0) {
2092 phbbmu->done_qbuffer[index] = 0;
2093 index++;
2094 index %= ARCMSR_MAX_HBB_POSTQUEUE; /*if last index number set it to 0 */
2095 phbbmu->doneq_index = index;
2096 /* check if command done with no error*/
2097 error = (flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE0)?TRUE:FALSE;
2098 arcmsr_drain_donequeue(acb, flag_srb, error);
2099 } /*drain reply FIFO*/
2100 }
2101 /*
2102 **************************************************************************
2103 **************************************************************************
2104 */
arcmsr_hbc_postqueue_isr(struct AdapterControlBlock * acb)2105 static void arcmsr_hbc_postqueue_isr(struct AdapterControlBlock *acb)
2106 {
2107 u_int32_t flag_srb,throttling = 0;
2108 u_int16_t error;
2109
2110 /*
2111 *****************************************************************************
2112 ** areca cdb command done
2113 *****************************************************************************
2114 */
2115 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
2116 do {
2117 flag_srb = CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_queueport_low);
2118 if (flag_srb == 0xFFFFFFFF)
2119 break;
2120 /* check if command done with no error*/
2121 error = (flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE1)?TRUE:FALSE;
2122 arcmsr_drain_donequeue(acb, flag_srb, error);
2123 throttling++;
2124 if(throttling == ARCMSR_HBC_ISR_THROTTLING_LEVEL) {
2125 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_POSTQUEUE_THROTTLING);
2126 throttling = 0;
2127 }
2128 } while(CHIP_REG_READ32(HBC_MessageUnit, 0, host_int_status) & ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR);
2129 }
2130 /*
2131 **********************************************************************
2132 **
2133 **********************************************************************
2134 */
arcmsr_get_doneq_index(struct HBD_MessageUnit0 * phbdmu)2135 static uint16_t arcmsr_get_doneq_index(struct HBD_MessageUnit0 *phbdmu)
2136 {
2137 uint16_t doneq_index, index_stripped;
2138
2139 doneq_index = phbdmu->doneq_index;
2140 if (doneq_index & 0x4000) {
2141 index_stripped = doneq_index & 0xFF;
2142 index_stripped += 1;
2143 index_stripped %= ARCMSR_MAX_HBD_POSTQUEUE;
2144 phbdmu->doneq_index = index_stripped ?
2145 (index_stripped | 0x4000) : index_stripped;
2146 } else {
2147 index_stripped = doneq_index;
2148 index_stripped += 1;
2149 index_stripped %= ARCMSR_MAX_HBD_POSTQUEUE;
2150 phbdmu->doneq_index = index_stripped ?
2151 index_stripped : (index_stripped | 0x4000);
2152 }
2153 return (phbdmu->doneq_index);
2154 }
2155 /*
2156 **************************************************************************
2157 **************************************************************************
2158 */
arcmsr_hbd_postqueue_isr(struct AdapterControlBlock * acb)2159 static void arcmsr_hbd_postqueue_isr(struct AdapterControlBlock *acb)
2160 {
2161 struct HBD_MessageUnit0 *phbdmu = (struct HBD_MessageUnit0 *)acb->pmu;
2162 u_int32_t outbound_write_pointer;
2163 u_int32_t addressLow;
2164 uint16_t doneq_index;
2165 u_int16_t error;
2166 /*
2167 *****************************************************************************
2168 ** areca cdb command done
2169 *****************************************************************************
2170 */
2171 if((CHIP_REG_READ32(HBD_MessageUnit, 0, outboundlist_interrupt_cause) &
2172 ARCMSR_HBDMU_OUTBOUND_LIST_INTERRUPT) == 0)
2173 return;
2174 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap,
2175 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
2176 outbound_write_pointer = phbdmu->done_qbuffer[0].addressLow;
2177 doneq_index = phbdmu->doneq_index;
2178 while ((doneq_index & 0xFF) != (outbound_write_pointer & 0xFF)) {
2179 doneq_index = arcmsr_get_doneq_index(phbdmu);
2180 addressLow = phbdmu->done_qbuffer[(doneq_index & 0xFF)+1].addressLow;
2181 error = (addressLow & ARCMSR_SRBREPLY_FLAG_ERROR_MODE1) ? TRUE : FALSE;
2182 arcmsr_drain_donequeue(acb, addressLow, error); /*Check if command done with no error */
2183 CHIP_REG_WRITE32(HBD_MessageUnit, 0, outboundlist_read_pointer, doneq_index);
2184 outbound_write_pointer = phbdmu->done_qbuffer[0].addressLow;
2185 }
2186 CHIP_REG_WRITE32(HBD_MessageUnit, 0, outboundlist_interrupt_cause, ARCMSR_HBDMU_OUTBOUND_LIST_INTERRUPT_CLEAR);
2187 CHIP_REG_READ32(HBD_MessageUnit, 0, outboundlist_interrupt_cause); /*Dummy ioread32 to force pci flush */
2188 }
2189 /*
2190 **************************************************************************
2191 **************************************************************************
2192 */
arcmsr_hbe_postqueue_isr(struct AdapterControlBlock * acb)2193 static void arcmsr_hbe_postqueue_isr(struct AdapterControlBlock *acb)
2194 {
2195 u_int16_t error;
2196 uint32_t doneq_index;
2197 uint16_t cmdSMID;
2198
2199 /*
2200 *****************************************************************************
2201 ** areca cdb command done
2202 *****************************************************************************
2203 */
2204 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
2205 doneq_index = acb->doneq_index;
2206 while ((CHIP_REG_READ32(HBE_MessageUnit, 0, reply_post_producer_index) & 0xFFFF) != doneq_index) {
2207 cmdSMID = acb->pCompletionQ[doneq_index].cmdSMID;
2208 error = (acb->pCompletionQ[doneq_index].cmdFlag & ARCMSR_SRBREPLY_FLAG_ERROR_MODE1) ? TRUE : FALSE;
2209 arcmsr_drain_donequeue(acb, (u_int32_t)cmdSMID, error);
2210 doneq_index++;
2211 if (doneq_index >= acb->completionQ_entry)
2212 doneq_index = 0;
2213 }
2214 acb->doneq_index = doneq_index;
2215 CHIP_REG_WRITE32(HBE_MessageUnit, 0, reply_post_consumer_index, doneq_index);
2216 }
2217
arcmsr_hbf_postqueue_isr(struct AdapterControlBlock * acb)2218 static void arcmsr_hbf_postqueue_isr(struct AdapterControlBlock *acb)
2219 {
2220 uint16_t error;
2221 uint32_t doneq_index;
2222 uint16_t cmdSMID;
2223
2224 /*
2225 *****************************************************************************
2226 ** areca cdb command done
2227 *****************************************************************************
2228 */
2229 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
2230 doneq_index = acb->doneq_index;
2231 while (1) {
2232 cmdSMID = acb->pCompletionQ[doneq_index].cmdSMID;
2233 if (cmdSMID == 0xffff)
2234 break;
2235 error = (acb->pCompletionQ[doneq_index].cmdFlag & ARCMSR_SRBREPLY_FLAG_ERROR_MODE1) ? TRUE : FALSE;
2236 arcmsr_drain_donequeue(acb, (u_int32_t)cmdSMID, error);
2237 acb->pCompletionQ[doneq_index].cmdSMID = 0xffff;
2238 doneq_index++;
2239 if (doneq_index >= acb->completionQ_entry)
2240 doneq_index = 0;
2241 }
2242 acb->doneq_index = doneq_index;
2243 CHIP_REG_WRITE32(HBF_MessageUnit, 0, reply_post_consumer_index, doneq_index);
2244 }
2245
2246 /*
2247 **********************************************************************
2248 **********************************************************************
2249 */
arcmsr_handle_hba_isr(struct AdapterControlBlock * acb)2250 static void arcmsr_handle_hba_isr( struct AdapterControlBlock *acb)
2251 {
2252 u_int32_t outbound_intStatus;
2253 /*
2254 *********************************************
2255 ** check outbound intstatus
2256 *********************************************
2257 */
2258 outbound_intStatus = CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_intstatus) & acb->outbound_int_enable;
2259 if(!outbound_intStatus) {
2260 /*it must be share irq*/
2261 return;
2262 }
2263 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_intstatus, outbound_intStatus); /*clear interrupt*/
2264 /* MU doorbell interrupts*/
2265 if(outbound_intStatus & ARCMSR_MU_OUTBOUND_DOORBELL_INT) {
2266 arcmsr_hba_doorbell_isr(acb);
2267 }
2268 /* MU post queue interrupts*/
2269 if(outbound_intStatus & ARCMSR_MU_OUTBOUND_POSTQUEUE_INT) {
2270 arcmsr_hba_postqueue_isr(acb);
2271 }
2272 if(outbound_intStatus & ARCMSR_MU_OUTBOUND_MESSAGE0_INT) {
2273 arcmsr_hba_message_isr(acb);
2274 }
2275 }
2276 /*
2277 **********************************************************************
2278 **********************************************************************
2279 */
arcmsr_handle_hbb_isr(struct AdapterControlBlock * acb)2280 static void arcmsr_handle_hbb_isr( struct AdapterControlBlock *acb)
2281 {
2282 u_int32_t outbound_doorbell;
2283 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
2284 /*
2285 *********************************************
2286 ** check outbound intstatus
2287 *********************************************
2288 */
2289 outbound_doorbell = READ_CHIP_REG32(0, phbbmu->iop2drv_doorbell) & acb->outbound_int_enable;
2290 if(!outbound_doorbell) {
2291 /*it must be share irq*/
2292 return;
2293 }
2294 WRITE_CHIP_REG32(0, phbbmu->iop2drv_doorbell, ~outbound_doorbell); /* clear doorbell interrupt */
2295 READ_CHIP_REG32(0, phbbmu->iop2drv_doorbell);
2296 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_DRV2IOP_END_OF_INTERRUPT);
2297 /* MU ioctl transfer doorbell interrupts*/
2298 if(outbound_doorbell & ARCMSR_IOP2DRV_DATA_WRITE_OK) {
2299 arcmsr_iop2drv_data_wrote_handle(acb);
2300 }
2301 if(outbound_doorbell & ARCMSR_IOP2DRV_DATA_READ_OK) {
2302 arcmsr_iop2drv_data_read_handle(acb);
2303 }
2304 /* MU post queue interrupts*/
2305 if(outbound_doorbell & ARCMSR_IOP2DRV_CDB_DONE) {
2306 arcmsr_hbb_postqueue_isr(acb);
2307 }
2308 if(outbound_doorbell & ARCMSR_IOP2DRV_MESSAGE_CMD_DONE) {
2309 arcmsr_hbb_message_isr(acb);
2310 }
2311 }
2312 /*
2313 **********************************************************************
2314 **********************************************************************
2315 */
arcmsr_handle_hbc_isr(struct AdapterControlBlock * acb)2316 static void arcmsr_handle_hbc_isr( struct AdapterControlBlock *acb)
2317 {
2318 u_int32_t host_interrupt_status;
2319 /*
2320 *********************************************
2321 ** check outbound intstatus
2322 *********************************************
2323 */
2324 host_interrupt_status = CHIP_REG_READ32(HBC_MessageUnit, 0, host_int_status) &
2325 (ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR |
2326 ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR);
2327 if(!host_interrupt_status) {
2328 /*it must be share irq*/
2329 return;
2330 }
2331 do {
2332 /* MU doorbell interrupts*/
2333 if(host_interrupt_status & ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR) {
2334 arcmsr_hbc_doorbell_isr(acb);
2335 }
2336 /* MU post queue interrupts*/
2337 if(host_interrupt_status & ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR) {
2338 arcmsr_hbc_postqueue_isr(acb);
2339 }
2340 host_interrupt_status = CHIP_REG_READ32(HBC_MessageUnit, 0, host_int_status);
2341 } while (host_interrupt_status & (ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR | ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR));
2342 }
2343 /*
2344 **********************************************************************
2345 **********************************************************************
2346 */
arcmsr_handle_hbd_isr(struct AdapterControlBlock * acb)2347 static void arcmsr_handle_hbd_isr( struct AdapterControlBlock *acb)
2348 {
2349 u_int32_t host_interrupt_status;
2350 u_int32_t intmask_org;
2351 /*
2352 *********************************************
2353 ** check outbound intstatus
2354 *********************************************
2355 */
2356 host_interrupt_status = CHIP_REG_READ32(HBD_MessageUnit, 0, host_int_status) & acb->outbound_int_enable;
2357 if(!(host_interrupt_status & ARCMSR_HBDMU_OUTBOUND_INT)) {
2358 /*it must be share irq*/
2359 return;
2360 }
2361 /* disable outbound interrupt */
2362 intmask_org = CHIP_REG_READ32(HBD_MessageUnit, 0, pcief0_int_enable) ; /* disable outbound message0 int */
2363 CHIP_REG_WRITE32(HBD_MessageUnit, 0, pcief0_int_enable, ARCMSR_HBDMU_ALL_INT_DISABLE);
2364 /* MU doorbell interrupts*/
2365 if(host_interrupt_status & ARCMSR_HBDMU_OUTBOUND_DOORBELL_INT) {
2366 arcmsr_hbd_doorbell_isr(acb);
2367 }
2368 /* MU post queue interrupts*/
2369 if(host_interrupt_status & ARCMSR_HBDMU_OUTBOUND_POSTQUEUE_INT) {
2370 arcmsr_hbd_postqueue_isr(acb);
2371 }
2372 /* enable all outbound interrupt */
2373 CHIP_REG_WRITE32(HBD_MessageUnit, 0, pcief0_int_enable, intmask_org | ARCMSR_HBDMU_ALL_INT_ENABLE);
2374 // CHIP_REG_READ32(HBD_MessageUnit, 0, pcief0_int_enable);
2375 }
2376 /*
2377 **********************************************************************
2378 **********************************************************************
2379 */
arcmsr_handle_hbe_isr(struct AdapterControlBlock * acb)2380 static void arcmsr_handle_hbe_isr( struct AdapterControlBlock *acb)
2381 {
2382 u_int32_t host_interrupt_status;
2383 /*
2384 *********************************************
2385 ** check outbound intstatus
2386 *********************************************
2387 */
2388 host_interrupt_status = CHIP_REG_READ32(HBE_MessageUnit, 0, host_int_status) &
2389 (ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR |
2390 ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR);
2391 if(!host_interrupt_status) {
2392 /*it must be share irq*/
2393 return;
2394 }
2395 do {
2396 /* MU doorbell interrupts*/
2397 if(host_interrupt_status & ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR) {
2398 arcmsr_hbe_doorbell_isr(acb);
2399 }
2400 /* MU post queue interrupts*/
2401 if(host_interrupt_status & ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR) {
2402 arcmsr_hbe_postqueue_isr(acb);
2403 }
2404 host_interrupt_status = CHIP_REG_READ32(HBE_MessageUnit, 0, host_int_status);
2405 } while (host_interrupt_status & (ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR | ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR));
2406 }
2407
arcmsr_handle_hbf_isr(struct AdapterControlBlock * acb)2408 static void arcmsr_handle_hbf_isr( struct AdapterControlBlock *acb)
2409 {
2410 u_int32_t host_interrupt_status;
2411 /*
2412 *********************************************
2413 ** check outbound intstatus
2414 *********************************************
2415 */
2416 host_interrupt_status = CHIP_REG_READ32(HBF_MessageUnit, 0, host_int_status) &
2417 (ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR |
2418 ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR);
2419 if(!host_interrupt_status) {
2420 /*it must be share irq*/
2421 return;
2422 }
2423 do {
2424 /* MU doorbell interrupts*/
2425 if(host_interrupt_status & ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR) {
2426 arcmsr_hbf_doorbell_isr(acb);
2427 }
2428 /* MU post queue interrupts*/
2429 if(host_interrupt_status & ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR) {
2430 arcmsr_hbf_postqueue_isr(acb);
2431 }
2432 host_interrupt_status = CHIP_REG_READ32(HBF_MessageUnit, 0, host_int_status);
2433 } while (host_interrupt_status & (ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR | ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR));
2434 }
2435 /*
2436 ******************************************************************************
2437 ******************************************************************************
2438 */
arcmsr_interrupt(struct AdapterControlBlock * acb)2439 static void arcmsr_interrupt(struct AdapterControlBlock *acb)
2440 {
2441 switch (acb->adapter_type) {
2442 case ACB_ADAPTER_TYPE_A:
2443 arcmsr_handle_hba_isr(acb);
2444 break;
2445 case ACB_ADAPTER_TYPE_B:
2446 arcmsr_handle_hbb_isr(acb);
2447 break;
2448 case ACB_ADAPTER_TYPE_C:
2449 arcmsr_handle_hbc_isr(acb);
2450 break;
2451 case ACB_ADAPTER_TYPE_D:
2452 arcmsr_handle_hbd_isr(acb);
2453 break;
2454 case ACB_ADAPTER_TYPE_E:
2455 arcmsr_handle_hbe_isr(acb);
2456 break;
2457 case ACB_ADAPTER_TYPE_F:
2458 arcmsr_handle_hbf_isr(acb);
2459 break;
2460 default:
2461 printf("arcmsr%d: interrupt service,"
2462 " unknown adapter type =%d\n", acb->pci_unit, acb->adapter_type);
2463 break;
2464 }
2465 }
2466 /*
2467 **********************************************************************
2468 **********************************************************************
2469 */
arcmsr_intr_handler(void * arg)2470 static void arcmsr_intr_handler(void *arg)
2471 {
2472 struct AdapterControlBlock *acb = (struct AdapterControlBlock *)arg;
2473
2474 ARCMSR_LOCK_ACQUIRE(&acb->isr_lock);
2475 arcmsr_interrupt(acb);
2476 ARCMSR_LOCK_RELEASE(&acb->isr_lock);
2477 }
2478 /*
2479 ******************************************************************************
2480 ******************************************************************************
2481 */
arcmsr_polling_devmap(void * arg)2482 static void arcmsr_polling_devmap(void *arg)
2483 {
2484 struct AdapterControlBlock *acb = (struct AdapterControlBlock *)arg;
2485 switch (acb->adapter_type) {
2486 case ACB_ADAPTER_TYPE_A:
2487 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_GET_CONFIG);
2488 break;
2489
2490 case ACB_ADAPTER_TYPE_B: {
2491 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
2492 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_MESSAGE_GET_CONFIG);
2493 }
2494 break;
2495
2496 case ACB_ADAPTER_TYPE_C:
2497 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_GET_CONFIG);
2498 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE);
2499 break;
2500
2501 case ACB_ADAPTER_TYPE_D:
2502 CHIP_REG_WRITE32(HBD_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_GET_CONFIG);
2503 break;
2504
2505 case ACB_ADAPTER_TYPE_E:
2506 CHIP_REG_WRITE32(HBE_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_GET_CONFIG);
2507 acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE;
2508 CHIP_REG_WRITE32(HBE_MessageUnit, 0, iobound_doorbell, acb->out_doorbell);
2509 break;
2510
2511 case ACB_ADAPTER_TYPE_F: {
2512 u_int32_t outMsg1 = CHIP_REG_READ32(HBF_MessageUnit, 0, outbound_msgaddr1);
2513 if (!(outMsg1 & ARCMSR_HBFMU_MESSAGE_FIRMWARE_OK) ||
2514 (outMsg1 & ARCMSR_HBFMU_MESSAGE_NO_VOLUME_CHANGE))
2515 goto nxt6s;
2516 CHIP_REG_WRITE32(HBF_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_GET_CONFIG);
2517 acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE;
2518 CHIP_REG_WRITE32(HBF_MessageUnit, 0, iobound_doorbell, acb->out_doorbell);
2519 break;
2520 }
2521 }
2522 nxt6s:
2523 if((acb->acb_flags & ACB_F_SCSISTOPADAPTER) == 0)
2524 {
2525 callout_reset(&acb->devmap_callout, 5 * hz, arcmsr_polling_devmap, acb); /* polling per 5 seconds */
2526 }
2527 }
2528
2529 /*
2530 *******************************************************************************
2531 **
2532 *******************************************************************************
2533 */
arcmsr_iop_parking(struct AdapterControlBlock * acb)2534 static void arcmsr_iop_parking(struct AdapterControlBlock *acb)
2535 {
2536 u_int32_t intmask_org;
2537
2538 if(acb != NULL) {
2539 /* stop adapter background rebuild */
2540 if(acb->acb_flags & ACB_F_MSG_START_BGRB) {
2541 intmask_org = arcmsr_disable_allintr(acb);
2542 arcmsr_stop_adapter_bgrb(acb);
2543 arcmsr_flush_adapter_cache(acb);
2544 arcmsr_enable_allintr(acb, intmask_org);
2545 }
2546 }
2547 }
2548 /*
2549 ***********************************************************************
2550 **
2551 ************************************************************************
2552 */
arcmsr_iop_ioctlcmd(struct AdapterControlBlock * acb,u_int32_t ioctl_cmd,caddr_t arg)2553 static u_int32_t arcmsr_iop_ioctlcmd(struct AdapterControlBlock *acb, u_int32_t ioctl_cmd, caddr_t arg)
2554 {
2555 struct CMD_MESSAGE_FIELD *pcmdmessagefld;
2556 u_int32_t retvalue = EINVAL;
2557
2558 pcmdmessagefld = (struct CMD_MESSAGE_FIELD *) arg;
2559 if(memcmp(pcmdmessagefld->cmdmessage.Signature, "ARCMSR", 6)!=0) {
2560 return retvalue;
2561 }
2562 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock);
2563 switch(ioctl_cmd) {
2564 case ARCMSR_MESSAGE_READ_RQBUFFER: {
2565 u_int8_t *pQbuffer;
2566 u_int8_t *ptmpQbuffer = pcmdmessagefld->messagedatabuffer;
2567 u_int32_t allxfer_len=0;
2568
2569 while((acb->rqbuf_firstindex != acb->rqbuf_lastindex)
2570 && (allxfer_len < 1031)) {
2571 /*copy READ QBUFFER to srb*/
2572 pQbuffer = &acb->rqbuffer[acb->rqbuf_firstindex];
2573 *ptmpQbuffer = *pQbuffer;
2574 acb->rqbuf_firstindex++;
2575 acb->rqbuf_firstindex %= ARCMSR_MAX_QBUFFER;
2576 /*if last index number set it to 0 */
2577 ptmpQbuffer++;
2578 allxfer_len++;
2579 }
2580 if(acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) {
2581 struct QBUFFER *prbuffer;
2582
2583 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW;
2584 prbuffer = arcmsr_get_iop_rqbuffer(acb);
2585 if(arcmsr_Read_iop_rqbuffer_data(acb, prbuffer) == 0)
2586 acb->acb_flags |= ACB_F_IOPDATA_OVERFLOW;
2587 }
2588 pcmdmessagefld->cmdmessage.Length = allxfer_len;
2589 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK;
2590 retvalue = ARCMSR_MESSAGE_SUCCESS;
2591 }
2592 break;
2593 case ARCMSR_MESSAGE_WRITE_WQBUFFER: {
2594 u_int32_t my_empty_len, user_len, wqbuf_firstindex, wqbuf_lastindex;
2595 u_int8_t *pQbuffer;
2596 u_int8_t *ptmpuserbuffer = pcmdmessagefld->messagedatabuffer;
2597
2598 user_len = pcmdmessagefld->cmdmessage.Length;
2599 /*check if data xfer length of this request will overflow my array qbuffer */
2600 wqbuf_lastindex = acb->wqbuf_lastindex;
2601 wqbuf_firstindex = acb->wqbuf_firstindex;
2602 if(wqbuf_lastindex != wqbuf_firstindex) {
2603 arcmsr_Write_data_2iop_wqbuffer(acb);
2604 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_ERROR;
2605 } else {
2606 my_empty_len = (wqbuf_firstindex - wqbuf_lastindex - 1) &
2607 (ARCMSR_MAX_QBUFFER - 1);
2608 if(my_empty_len >= user_len) {
2609 while(user_len > 0) {
2610 /*copy srb data to wqbuffer*/
2611 pQbuffer = &acb->wqbuffer[acb->wqbuf_lastindex];
2612 *pQbuffer = *ptmpuserbuffer;
2613 acb->wqbuf_lastindex++;
2614 acb->wqbuf_lastindex %= ARCMSR_MAX_QBUFFER;
2615 /*if last index number set it to 0 */
2616 ptmpuserbuffer++;
2617 user_len--;
2618 }
2619 /*post fist Qbuffer*/
2620 if(acb->acb_flags & ACB_F_MESSAGE_WQBUFFER_CLEARED) {
2621 acb->acb_flags &= ~ACB_F_MESSAGE_WQBUFFER_CLEARED;
2622 arcmsr_Write_data_2iop_wqbuffer(acb);
2623 }
2624 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK;
2625 } else {
2626 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_ERROR;
2627 }
2628 }
2629 retvalue = ARCMSR_MESSAGE_SUCCESS;
2630 }
2631 break;
2632 case ARCMSR_MESSAGE_CLEAR_RQBUFFER: {
2633 u_int8_t *pQbuffer = acb->rqbuffer;
2634
2635 if(acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) {
2636 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW;
2637 arcmsr_iop_message_read(acb);
2638 /*signature, let IOP know data has been readed */
2639 }
2640 acb->acb_flags |= ACB_F_MESSAGE_RQBUFFER_CLEARED;
2641 acb->rqbuf_firstindex = 0;
2642 acb->rqbuf_lastindex = 0;
2643 memset(pQbuffer, 0, ARCMSR_MAX_QBUFFER);
2644 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK;
2645 retvalue = ARCMSR_MESSAGE_SUCCESS;
2646 }
2647 break;
2648 case ARCMSR_MESSAGE_CLEAR_WQBUFFER:
2649 {
2650 u_int8_t *pQbuffer = acb->wqbuffer;
2651
2652 if(acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) {
2653 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW;
2654 arcmsr_iop_message_read(acb);
2655 /*signature, let IOP know data has been readed */
2656 }
2657 acb->acb_flags |= (ACB_F_MESSAGE_WQBUFFER_CLEARED|ACB_F_MESSAGE_WQBUFFER_READ);
2658 acb->wqbuf_firstindex = 0;
2659 acb->wqbuf_lastindex = 0;
2660 memset(pQbuffer, 0, ARCMSR_MAX_QBUFFER);
2661 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK;
2662 retvalue = ARCMSR_MESSAGE_SUCCESS;
2663 }
2664 break;
2665 case ARCMSR_MESSAGE_CLEAR_ALLQBUFFER: {
2666 u_int8_t *pQbuffer;
2667
2668 if(acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) {
2669 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW;
2670 arcmsr_iop_message_read(acb);
2671 /*signature, let IOP know data has been readed */
2672 }
2673 acb->acb_flags |= (ACB_F_MESSAGE_WQBUFFER_CLEARED
2674 |ACB_F_MESSAGE_RQBUFFER_CLEARED
2675 |ACB_F_MESSAGE_WQBUFFER_READ);
2676 acb->rqbuf_firstindex = 0;
2677 acb->rqbuf_lastindex = 0;
2678 acb->wqbuf_firstindex = 0;
2679 acb->wqbuf_lastindex = 0;
2680 pQbuffer = acb->rqbuffer;
2681 memset(pQbuffer, 0, sizeof(struct QBUFFER));
2682 pQbuffer = acb->wqbuffer;
2683 memset(pQbuffer, 0, sizeof(struct QBUFFER));
2684 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK;
2685 retvalue = ARCMSR_MESSAGE_SUCCESS;
2686 }
2687 break;
2688 case ARCMSR_MESSAGE_REQUEST_RETURNCODE_3F: {
2689 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_3F;
2690 retvalue = ARCMSR_MESSAGE_SUCCESS;
2691 }
2692 break;
2693 case ARCMSR_MESSAGE_SAY_HELLO: {
2694 u_int8_t *hello_string = "Hello! I am ARCMSR";
2695 u_int8_t *puserbuffer = (u_int8_t *)pcmdmessagefld->messagedatabuffer;
2696
2697 if(memcpy(puserbuffer, hello_string, (int16_t)strlen(hello_string))) {
2698 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_ERROR;
2699 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock);
2700 return ENOIOCTL;
2701 }
2702 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK;
2703 retvalue = ARCMSR_MESSAGE_SUCCESS;
2704 }
2705 break;
2706 case ARCMSR_MESSAGE_SAY_GOODBYE: {
2707 arcmsr_iop_parking(acb);
2708 retvalue = ARCMSR_MESSAGE_SUCCESS;
2709 }
2710 break;
2711 case ARCMSR_MESSAGE_FLUSH_ADAPTER_CACHE: {
2712 arcmsr_flush_adapter_cache(acb);
2713 retvalue = ARCMSR_MESSAGE_SUCCESS;
2714 }
2715 break;
2716 }
2717 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock);
2718 return (retvalue);
2719 }
2720 /*
2721 **************************************************************************
2722 **************************************************************************
2723 */
arcmsr_free_srb(struct CommandControlBlock * srb)2724 static void arcmsr_free_srb(struct CommandControlBlock *srb)
2725 {
2726 struct AdapterControlBlock *acb;
2727
2728 acb = srb->acb;
2729 ARCMSR_LOCK_ACQUIRE(&acb->srb_lock);
2730 srb->srb_state = ARCMSR_SRB_DONE;
2731 srb->srb_flags = 0;
2732 acb->srbworkingQ[acb->workingsrb_doneindex] = srb;
2733 acb->workingsrb_doneindex++;
2734 acb->workingsrb_doneindex %= ARCMSR_MAX_FREESRB_NUM;
2735 ARCMSR_LOCK_RELEASE(&acb->srb_lock);
2736 }
2737 /*
2738 **************************************************************************
2739 **************************************************************************
2740 */
arcmsr_get_freesrb(struct AdapterControlBlock * acb)2741 static struct CommandControlBlock *arcmsr_get_freesrb(struct AdapterControlBlock *acb)
2742 {
2743 struct CommandControlBlock *srb = NULL;
2744 u_int32_t workingsrb_startindex, workingsrb_doneindex;
2745
2746 ARCMSR_LOCK_ACQUIRE(&acb->srb_lock);
2747 workingsrb_doneindex = acb->workingsrb_doneindex;
2748 workingsrb_startindex = acb->workingsrb_startindex;
2749 srb = acb->srbworkingQ[workingsrb_startindex];
2750 workingsrb_startindex++;
2751 workingsrb_startindex %= ARCMSR_MAX_FREESRB_NUM;
2752 if(workingsrb_doneindex != workingsrb_startindex) {
2753 acb->workingsrb_startindex = workingsrb_startindex;
2754 } else {
2755 srb = NULL;
2756 }
2757 ARCMSR_LOCK_RELEASE(&acb->srb_lock);
2758 return(srb);
2759 }
2760 /*
2761 **************************************************************************
2762 **************************************************************************
2763 */
arcmsr_iop_message_xfer(struct AdapterControlBlock * acb,union ccb * pccb)2764 static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, union ccb *pccb)
2765 {
2766 struct CMD_MESSAGE_FIELD *pcmdmessagefld;
2767 int retvalue = 0, transfer_len = 0;
2768 char *buffer;
2769 uint8_t *ptr = scsiio_cdb_ptr(&pccb->csio);
2770 u_int32_t controlcode = (u_int32_t ) ptr[5] << 24 |
2771 (u_int32_t ) ptr[6] << 16 |
2772 (u_int32_t ) ptr[7] << 8 |
2773 (u_int32_t ) ptr[8];
2774 /* 4 bytes: Areca io control code */
2775 if ((pccb->ccb_h.flags & CAM_DATA_MASK) == CAM_DATA_VADDR) {
2776 buffer = pccb->csio.data_ptr;
2777 transfer_len = pccb->csio.dxfer_len;
2778 } else {
2779 retvalue = ARCMSR_MESSAGE_FAIL;
2780 goto message_out;
2781 }
2782 if (transfer_len > sizeof(struct CMD_MESSAGE_FIELD)) {
2783 retvalue = ARCMSR_MESSAGE_FAIL;
2784 goto message_out;
2785 }
2786 pcmdmessagefld = (struct CMD_MESSAGE_FIELD *) buffer;
2787 switch(controlcode) {
2788 case ARCMSR_MESSAGE_READ_RQBUFFER: {
2789 u_int8_t *pQbuffer;
2790 u_int8_t *ptmpQbuffer = pcmdmessagefld->messagedatabuffer;
2791 int32_t allxfer_len = 0;
2792
2793 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock);
2794 while ((acb->rqbuf_firstindex != acb->rqbuf_lastindex)
2795 && (allxfer_len < 1031)) {
2796 pQbuffer = &acb->rqbuffer[acb->rqbuf_firstindex];
2797 *ptmpQbuffer = *pQbuffer;
2798 acb->rqbuf_firstindex++;
2799 acb->rqbuf_firstindex %= ARCMSR_MAX_QBUFFER;
2800 ptmpQbuffer++;
2801 allxfer_len++;
2802 }
2803 if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) {
2804 struct QBUFFER *prbuffer;
2805
2806 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW;
2807 prbuffer = arcmsr_get_iop_rqbuffer(acb);
2808 if(arcmsr_Read_iop_rqbuffer_data(acb, prbuffer) == 0)
2809 acb->acb_flags |= ACB_F_IOPDATA_OVERFLOW;
2810 }
2811 pcmdmessagefld->cmdmessage.Length = allxfer_len;
2812 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK;
2813 retvalue = ARCMSR_MESSAGE_SUCCESS;
2814 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock);
2815 }
2816 break;
2817 case ARCMSR_MESSAGE_WRITE_WQBUFFER: {
2818 int32_t my_empty_len, user_len, wqbuf_firstindex, wqbuf_lastindex;
2819 u_int8_t *pQbuffer;
2820 u_int8_t *ptmpuserbuffer = pcmdmessagefld->messagedatabuffer;
2821
2822 user_len = pcmdmessagefld->cmdmessage.Length;
2823 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock);
2824 wqbuf_lastindex = acb->wqbuf_lastindex;
2825 wqbuf_firstindex = acb->wqbuf_firstindex;
2826 if (wqbuf_lastindex != wqbuf_firstindex) {
2827 arcmsr_Write_data_2iop_wqbuffer(acb);
2828 /* has error report sensedata */
2829 if(pccb->csio.sense_len) {
2830 ((u_int8_t *)&pccb->csio.sense_data)[0] = (0x1 << 7 | 0x70);
2831 /* Valid,ErrorCode */
2832 ((u_int8_t *)&pccb->csio.sense_data)[2] = 0x05;
2833 /* FileMark,EndOfMedia,IncorrectLength,Reserved,SenseKey */
2834 ((u_int8_t *)&pccb->csio.sense_data)[7] = 0x0A;
2835 /* AdditionalSenseLength */
2836 ((u_int8_t *)&pccb->csio.sense_data)[12] = 0x20;
2837 /* AdditionalSenseCode */
2838 }
2839 retvalue = ARCMSR_MESSAGE_FAIL;
2840 } else {
2841 my_empty_len = (wqbuf_firstindex-wqbuf_lastindex - 1)
2842 &(ARCMSR_MAX_QBUFFER - 1);
2843 if (my_empty_len >= user_len) {
2844 while (user_len > 0) {
2845 pQbuffer = &acb->wqbuffer[acb->wqbuf_lastindex];
2846 *pQbuffer = *ptmpuserbuffer;
2847 acb->wqbuf_lastindex++;
2848 acb->wqbuf_lastindex %= ARCMSR_MAX_QBUFFER;
2849 ptmpuserbuffer++;
2850 user_len--;
2851 }
2852 if (acb->acb_flags & ACB_F_MESSAGE_WQBUFFER_CLEARED) {
2853 acb->acb_flags &=
2854 ~ACB_F_MESSAGE_WQBUFFER_CLEARED;
2855 arcmsr_Write_data_2iop_wqbuffer(acb);
2856 }
2857 } else {
2858 /* has error report sensedata */
2859 if(pccb->csio.sense_len) {
2860 ((u_int8_t *)&pccb->csio.sense_data)[0] = (0x1 << 7 | 0x70);
2861 /* Valid,ErrorCode */
2862 ((u_int8_t *)&pccb->csio.sense_data)[2] = 0x05;
2863 /* FileMark,EndOfMedia,IncorrectLength,Reserved,SenseKey */
2864 ((u_int8_t *)&pccb->csio.sense_data)[7] = 0x0A;
2865 /* AdditionalSenseLength */
2866 ((u_int8_t *)&pccb->csio.sense_data)[12] = 0x20;
2867 /* AdditionalSenseCode */
2868 }
2869 retvalue = ARCMSR_MESSAGE_FAIL;
2870 }
2871 }
2872 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock);
2873 }
2874 break;
2875 case ARCMSR_MESSAGE_CLEAR_RQBUFFER: {
2876 u_int8_t *pQbuffer = acb->rqbuffer;
2877
2878 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock);
2879 if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) {
2880 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW;
2881 arcmsr_iop_message_read(acb);
2882 }
2883 acb->acb_flags |= ACB_F_MESSAGE_RQBUFFER_CLEARED;
2884 acb->rqbuf_firstindex = 0;
2885 acb->rqbuf_lastindex = 0;
2886 memset(pQbuffer, 0, ARCMSR_MAX_QBUFFER);
2887 pcmdmessagefld->cmdmessage.ReturnCode =
2888 ARCMSR_MESSAGE_RETURNCODE_OK;
2889 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock);
2890 }
2891 break;
2892 case ARCMSR_MESSAGE_CLEAR_WQBUFFER: {
2893 u_int8_t *pQbuffer = acb->wqbuffer;
2894
2895 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock);
2896 if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) {
2897 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW;
2898 arcmsr_iop_message_read(acb);
2899 }
2900 acb->acb_flags |=
2901 (ACB_F_MESSAGE_WQBUFFER_CLEARED |
2902 ACB_F_MESSAGE_WQBUFFER_READ);
2903 acb->wqbuf_firstindex = 0;
2904 acb->wqbuf_lastindex = 0;
2905 memset(pQbuffer, 0, ARCMSR_MAX_QBUFFER);
2906 pcmdmessagefld->cmdmessage.ReturnCode =
2907 ARCMSR_MESSAGE_RETURNCODE_OK;
2908 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock);
2909 }
2910 break;
2911 case ARCMSR_MESSAGE_CLEAR_ALLQBUFFER: {
2912 u_int8_t *pQbuffer;
2913
2914 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock);
2915 if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) {
2916 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW;
2917 arcmsr_iop_message_read(acb);
2918 }
2919 acb->acb_flags |=
2920 (ACB_F_MESSAGE_WQBUFFER_CLEARED
2921 | ACB_F_MESSAGE_RQBUFFER_CLEARED
2922 | ACB_F_MESSAGE_WQBUFFER_READ);
2923 acb->rqbuf_firstindex = 0;
2924 acb->rqbuf_lastindex = 0;
2925 acb->wqbuf_firstindex = 0;
2926 acb->wqbuf_lastindex = 0;
2927 pQbuffer = acb->rqbuffer;
2928 memset(pQbuffer, 0, sizeof (struct QBUFFER));
2929 pQbuffer = acb->wqbuffer;
2930 memset(pQbuffer, 0, sizeof (struct QBUFFER));
2931 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK;
2932 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock);
2933 }
2934 break;
2935 case ARCMSR_MESSAGE_REQUEST_RETURNCODE_3F: {
2936 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_3F;
2937 }
2938 break;
2939 case ARCMSR_MESSAGE_SAY_HELLO: {
2940 int8_t *hello_string = "Hello! I am ARCMSR";
2941
2942 memcpy(pcmdmessagefld->messagedatabuffer, hello_string
2943 , (int16_t)strlen(hello_string));
2944 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK;
2945 }
2946 break;
2947 case ARCMSR_MESSAGE_SAY_GOODBYE:
2948 arcmsr_iop_parking(acb);
2949 break;
2950 case ARCMSR_MESSAGE_FLUSH_ADAPTER_CACHE:
2951 arcmsr_flush_adapter_cache(acb);
2952 break;
2953 default:
2954 retvalue = ARCMSR_MESSAGE_FAIL;
2955 }
2956 message_out:
2957 return (retvalue);
2958 }
2959 /*
2960 *********************************************************************
2961 *********************************************************************
2962 */
arcmsr_execute_srb(void * arg,bus_dma_segment_t * dm_segs,int nseg,int error)2963 static void arcmsr_execute_srb(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error)
2964 {
2965 struct CommandControlBlock *srb = (struct CommandControlBlock *)arg;
2966 struct AdapterControlBlock *acb = (struct AdapterControlBlock *)srb->acb;
2967 union ccb *pccb;
2968 int target, lun;
2969
2970 pccb = srb->pccb;
2971 target = pccb->ccb_h.target_id;
2972 lun = pccb->ccb_h.target_lun;
2973 acb->pktRequestCount++;
2974 if(error != 0) {
2975 if(error != EFBIG) {
2976 printf("arcmsr%d: unexpected error %x"
2977 " returned from 'bus_dmamap_load' \n"
2978 , acb->pci_unit, error);
2979 }
2980 if((pccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) {
2981 pccb->ccb_h.status |= CAM_REQ_TOO_BIG;
2982 }
2983 arcmsr_srb_complete(srb, 0);
2984 return;
2985 }
2986 if(nseg > ARCMSR_MAX_SG_ENTRIES) {
2987 pccb->ccb_h.status |= CAM_REQ_TOO_BIG;
2988 arcmsr_srb_complete(srb, 0);
2989 return;
2990 }
2991 if(acb->acb_flags & ACB_F_BUS_RESET) {
2992 printf("arcmsr%d: bus reset and return busy \n", acb->pci_unit);
2993 pccb->ccb_h.status |= CAM_SCSI_BUS_RESET;
2994 arcmsr_srb_complete(srb, 0);
2995 return;
2996 }
2997 if(acb->devstate[target][lun] == ARECA_RAID_GONE) {
2998 u_int8_t block_cmd, cmd;
2999
3000 cmd = scsiio_cdb_ptr(&pccb->csio)[0];
3001 block_cmd = cmd & 0x0f;
3002 if(block_cmd == 0x08 || block_cmd == 0x0a) {
3003 printf("arcmsr%d:block 'read/write' command "
3004 "with gone raid volume Cmd=0x%2x, TargetId=%d, Lun=%d \n"
3005 , acb->pci_unit, cmd, target, lun);
3006 pccb->ccb_h.status |= CAM_DEV_NOT_THERE;
3007 arcmsr_srb_complete(srb, 0);
3008 return;
3009 }
3010 }
3011 if((pccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) {
3012 if(nseg != 0) {
3013 bus_dmamap_unload(acb->dm_segs_dmat, srb->dm_segs_dmamap);
3014 }
3015 arcmsr_srb_complete(srb, 0);
3016 return;
3017 }
3018 if(acb->srboutstandingcount >= acb->maxOutstanding) {
3019 if((acb->acb_flags & ACB_F_CAM_DEV_QFRZN) == 0)
3020 {
3021 xpt_freeze_simq(acb->psim, 1);
3022 acb->acb_flags |= ACB_F_CAM_DEV_QFRZN;
3023 }
3024 pccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3025 pccb->ccb_h.status |= CAM_REQUEUE_REQ;
3026 arcmsr_srb_complete(srb, 0);
3027 return;
3028 }
3029 pccb->ccb_h.status |= CAM_SIM_QUEUED;
3030 arcmsr_build_srb(srb, dm_segs, nseg);
3031 arcmsr_post_srb(acb, srb);
3032 if (pccb->ccb_h.timeout != CAM_TIME_INFINITY)
3033 {
3034 arcmsr_callout_init(&srb->ccb_callout);
3035 callout_reset_sbt(&srb->ccb_callout, SBT_1MS *
3036 (pccb->ccb_h.timeout + (ARCMSR_TIMEOUT_DELAY * 1000)), 0,
3037 arcmsr_srb_timeout, srb, 0);
3038 srb->srb_flags |= SRB_FLAG_TIMER_START;
3039 }
3040 }
3041 /*
3042 *****************************************************************************************
3043 *****************************************************************************************
3044 */
arcmsr_seek_cmd2abort(union ccb * abortccb)3045 static u_int8_t arcmsr_seek_cmd2abort(union ccb *abortccb)
3046 {
3047 struct CommandControlBlock *srb;
3048 struct AdapterControlBlock *acb = (struct AdapterControlBlock *) abortccb->ccb_h.arcmsr_ccbacb_ptr;
3049 u_int32_t intmask_org;
3050 int i = 0;
3051
3052 acb->num_aborts++;
3053 /*
3054 ***************************************************************************
3055 ** It is the upper layer do abort command this lock just prior to calling us.
3056 ** First determine if we currently own this command.
3057 ** Start by searching the device queue. If not found
3058 ** at all, and the system wanted us to just abort the
3059 ** command return success.
3060 ***************************************************************************
3061 */
3062 if(acb->srboutstandingcount != 0) {
3063 /* disable all outbound interrupt */
3064 intmask_org = arcmsr_disable_allintr(acb);
3065 for(i=0; i < ARCMSR_MAX_FREESRB_NUM; i++) {
3066 srb = acb->psrb_pool[i];
3067 if(srb->srb_state == ARCMSR_SRB_START) {
3068 if(srb->pccb == abortccb) {
3069 srb->srb_state = ARCMSR_SRB_ABORTED;
3070 printf("arcmsr%d:scsi id=%d lun=%jx abort srb '%p'"
3071 "outstanding command \n"
3072 , acb->pci_unit, abortccb->ccb_h.target_id
3073 , (uintmax_t)abortccb->ccb_h.target_lun, srb);
3074 arcmsr_polling_srbdone(acb, srb);
3075 /* enable outbound Post Queue, outbound doorbell Interrupt */
3076 arcmsr_enable_allintr(acb, intmask_org);
3077 return (TRUE);
3078 }
3079 }
3080 }
3081 /* enable outbound Post Queue, outbound doorbell Interrupt */
3082 arcmsr_enable_allintr(acb, intmask_org);
3083 }
3084 return(FALSE);
3085 }
3086 /*
3087 ****************************************************************************
3088 ****************************************************************************
3089 */
arcmsr_bus_reset(struct AdapterControlBlock * acb)3090 static void arcmsr_bus_reset(struct AdapterControlBlock *acb)
3091 {
3092 int retry = 0;
3093
3094 acb->num_resets++;
3095 acb->acb_flags |= ACB_F_BUS_RESET;
3096 while(acb->srboutstandingcount != 0 && retry < 400) {
3097 arcmsr_interrupt(acb);
3098 UDELAY(25000);
3099 retry++;
3100 }
3101 arcmsr_iop_reset(acb);
3102 acb->acb_flags &= ~ACB_F_BUS_RESET;
3103 }
3104 /*
3105 **************************************************************************
3106 **************************************************************************
3107 */
arcmsr_handle_virtual_command(struct AdapterControlBlock * acb,union ccb * pccb)3108 static void arcmsr_handle_virtual_command(struct AdapterControlBlock *acb,
3109 union ccb *pccb)
3110 {
3111 if (pccb->ccb_h.target_lun) {
3112 pccb->ccb_h.status |= CAM_DEV_NOT_THERE;
3113 xpt_done(pccb);
3114 return;
3115 }
3116 pccb->ccb_h.status |= CAM_REQ_CMP;
3117 switch (scsiio_cdb_ptr(&pccb->csio)[0]) {
3118 case INQUIRY: {
3119 unsigned char inqdata[36];
3120 char *buffer = pccb->csio.data_ptr;
3121
3122 inqdata[0] = T_PROCESSOR; /* Periph Qualifier & Periph Dev Type */
3123 inqdata[1] = 0; /* rem media bit & Dev Type Modifier */
3124 inqdata[2] = 0; /* ISO, ECMA, & ANSI versions */
3125 inqdata[3] = 0;
3126 inqdata[4] = 31; /* length of additional data */
3127 inqdata[5] = 0;
3128 inqdata[6] = 0;
3129 inqdata[7] = 0;
3130 strncpy(&inqdata[8], "Areca ", 8); /* Vendor Identification */
3131 strncpy(&inqdata[16], "RAID controller ", 16); /* Product Identification */
3132 strncpy(&inqdata[32], "R001", 4); /* Product Revision */
3133 memcpy(buffer, inqdata, sizeof(inqdata));
3134 xpt_done(pccb);
3135 }
3136 break;
3137 case WRITE_BUFFER:
3138 case READ_BUFFER: {
3139 if (arcmsr_iop_message_xfer(acb, pccb)) {
3140 pccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR;
3141 pccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;
3142 }
3143 xpt_done(pccb);
3144 }
3145 break;
3146 default:
3147 xpt_done(pccb);
3148 }
3149 }
3150 /*
3151 *********************************************************************
3152 *********************************************************************
3153 */
arcmsr_action(struct cam_sim * psim,union ccb * pccb)3154 static void arcmsr_action(struct cam_sim *psim, union ccb *pccb)
3155 {
3156 struct AdapterControlBlock *acb;
3157
3158 acb = (struct AdapterControlBlock *) cam_sim_softc(psim);
3159 if(acb == NULL) {
3160 pccb->ccb_h.status |= CAM_REQ_INVALID;
3161 xpt_done(pccb);
3162 return;
3163 }
3164 switch (pccb->ccb_h.func_code) {
3165 case XPT_SCSI_IO: {
3166 struct CommandControlBlock *srb;
3167 int target = pccb->ccb_h.target_id;
3168 int error;
3169
3170 if (pccb->ccb_h.flags & CAM_CDB_PHYS) {
3171 pccb->ccb_h.status = CAM_REQ_INVALID;
3172 xpt_done(pccb);
3173 return;
3174 }
3175
3176 if(target == ARCMSR_VIRTUAL_DEVICE_ID) {
3177 /* virtual device for iop message transfer */
3178 arcmsr_handle_virtual_command(acb, pccb);
3179 return;
3180 }
3181 if((srb = arcmsr_get_freesrb(acb)) == NULL) {
3182 pccb->ccb_h.status |= CAM_RESRC_UNAVAIL;
3183 xpt_done(pccb);
3184 return;
3185 }
3186 pccb->ccb_h.arcmsr_ccbsrb_ptr = srb;
3187 pccb->ccb_h.arcmsr_ccbacb_ptr = acb;
3188 srb->pccb = pccb;
3189 error = bus_dmamap_load_ccb(acb->dm_segs_dmat
3190 , srb->dm_segs_dmamap
3191 , pccb
3192 , arcmsr_execute_srb, srb, /*flags*/0);
3193 if(error == EINPROGRESS) {
3194 xpt_freeze_simq(acb->psim, 1);
3195 pccb->ccb_h.status |= CAM_RELEASE_SIMQ;
3196 }
3197 break;
3198 }
3199 case XPT_PATH_INQ: {
3200 struct ccb_pathinq *cpi = &pccb->cpi;
3201
3202 cpi->version_num = 1;
3203 cpi->hba_inquiry = PI_SDTR_ABLE | PI_TAG_ABLE;
3204 cpi->target_sprt = 0;
3205 cpi->hba_misc = 0;
3206 cpi->hba_eng_cnt = 0;
3207 cpi->max_target = ARCMSR_MAX_TARGETID; /* 0-16 */
3208 cpi->max_lun = ARCMSR_MAX_TARGETLUN; /* 0-7 */
3209 cpi->initiator_id = ARCMSR_SCSI_INITIATOR_ID; /* 255 */
3210 cpi->bus_id = cam_sim_bus(psim);
3211 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
3212 strlcpy(cpi->hba_vid, "ARCMSR", HBA_IDLEN);
3213 strlcpy(cpi->dev_name, cam_sim_name(psim), DEV_IDLEN);
3214 cpi->unit_number = cam_sim_unit(psim);
3215 if(acb->adapter_bus_speed == ACB_BUS_SPEED_12G)
3216 cpi->base_transfer_speed = 1200000;
3217 else if(acb->adapter_bus_speed == ACB_BUS_SPEED_6G)
3218 cpi->base_transfer_speed = 600000;
3219 else
3220 cpi->base_transfer_speed = 300000;
3221 if((acb->vendor_device_id == PCIDevVenIDARC1880) ||
3222 (acb->vendor_device_id == PCIDevVenIDARC1883) ||
3223 (acb->vendor_device_id == PCIDevVenIDARC1884) ||
3224 (acb->vendor_device_id == PCIDevVenIDARC1886) ||
3225 (acb->vendor_device_id == PCIDevVenIDARC1680) ||
3226 (acb->vendor_device_id == PCIDevVenIDARC1214))
3227 {
3228 cpi->transport = XPORT_SAS;
3229 cpi->transport_version = 0;
3230 cpi->protocol_version = SCSI_REV_SPC2;
3231 }
3232 else
3233 {
3234 cpi->transport = XPORT_SPI;
3235 cpi->transport_version = 2;
3236 cpi->protocol_version = SCSI_REV_2;
3237 }
3238 cpi->protocol = PROTO_SCSI;
3239 cpi->ccb_h.status |= CAM_REQ_CMP;
3240 xpt_done(pccb);
3241 break;
3242 }
3243 case XPT_ABORT: {
3244 union ccb *pabort_ccb;
3245
3246 pabort_ccb = pccb->cab.abort_ccb;
3247 switch (pabort_ccb->ccb_h.func_code) {
3248 case XPT_ACCEPT_TARGET_IO:
3249 case XPT_CONT_TARGET_IO:
3250 if(arcmsr_seek_cmd2abort(pabort_ccb)==TRUE) {
3251 pabort_ccb->ccb_h.status |= CAM_REQ_ABORTED;
3252 xpt_done(pabort_ccb);
3253 pccb->ccb_h.status |= CAM_REQ_CMP;
3254 } else {
3255 xpt_print_path(pabort_ccb->ccb_h.path);
3256 printf("Not found\n");
3257 pccb->ccb_h.status |= CAM_PATH_INVALID;
3258 }
3259 break;
3260 case XPT_SCSI_IO:
3261 pccb->ccb_h.status |= CAM_UA_ABORT;
3262 break;
3263 default:
3264 pccb->ccb_h.status |= CAM_REQ_INVALID;
3265 break;
3266 }
3267 xpt_done(pccb);
3268 break;
3269 }
3270 case XPT_RESET_BUS:
3271 case XPT_RESET_DEV: {
3272 u_int32_t i;
3273
3274 arcmsr_bus_reset(acb);
3275 for (i=0; i < 500; i++) {
3276 DELAY(1000);
3277 }
3278 pccb->ccb_h.status |= CAM_REQ_CMP;
3279 xpt_done(pccb);
3280 break;
3281 }
3282 case XPT_TERM_IO: {
3283 pccb->ccb_h.status |= CAM_REQ_INVALID;
3284 xpt_done(pccb);
3285 break;
3286 }
3287 case XPT_GET_TRAN_SETTINGS: {
3288 struct ccb_trans_settings *cts;
3289
3290 if(pccb->ccb_h.target_id == ARCMSR_VIRTUAL_DEVICE_ID) {
3291 pccb->ccb_h.status |= CAM_FUNC_NOTAVAIL;
3292 xpt_done(pccb);
3293 break;
3294 }
3295 cts = &pccb->cts;
3296 {
3297 struct ccb_trans_settings_scsi *scsi;
3298 struct ccb_trans_settings_spi *spi;
3299 struct ccb_trans_settings_sas *sas;
3300
3301 scsi = &cts->proto_specific.scsi;
3302 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB;
3303 scsi->valid = CTS_SCSI_VALID_TQ;
3304 cts->protocol = PROTO_SCSI;
3305
3306 if((acb->vendor_device_id == PCIDevVenIDARC1880) ||
3307 (acb->vendor_device_id == PCIDevVenIDARC1883) ||
3308 (acb->vendor_device_id == PCIDevVenIDARC1884) ||
3309 (acb->vendor_device_id == PCIDevVenIDARC1886) ||
3310 (acb->vendor_device_id == PCIDevVenIDARC1680) ||
3311 (acb->vendor_device_id == PCIDevVenIDARC1214))
3312 {
3313 cts->protocol_version = SCSI_REV_SPC2;
3314 cts->transport_version = 0;
3315 cts->transport = XPORT_SAS;
3316 sas = &cts->xport_specific.sas;
3317 sas->valid = CTS_SAS_VALID_SPEED;
3318 if (acb->adapter_bus_speed == ACB_BUS_SPEED_12G)
3319 sas->bitrate = 1200000;
3320 else if(acb->adapter_bus_speed == ACB_BUS_SPEED_6G)
3321 sas->bitrate = 600000;
3322 else if(acb->adapter_bus_speed == ACB_BUS_SPEED_3G)
3323 sas->bitrate = 300000;
3324 }
3325 else
3326 {
3327 cts->protocol_version = SCSI_REV_2;
3328 cts->transport_version = 2;
3329 cts->transport = XPORT_SPI;
3330 spi = &cts->xport_specific.spi;
3331 spi->flags = CTS_SPI_FLAGS_DISC_ENB;
3332 if (acb->adapter_bus_speed == ACB_BUS_SPEED_6G)
3333 spi->sync_period = 1;
3334 else
3335 spi->sync_period = 2;
3336 spi->sync_offset = 32;
3337 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
3338 spi->valid = CTS_SPI_VALID_DISC
3339 | CTS_SPI_VALID_SYNC_RATE
3340 | CTS_SPI_VALID_SYNC_OFFSET
3341 | CTS_SPI_VALID_BUS_WIDTH;
3342 }
3343 }
3344 pccb->ccb_h.status |= CAM_REQ_CMP;
3345 xpt_done(pccb);
3346 break;
3347 }
3348 case XPT_SET_TRAN_SETTINGS: {
3349 pccb->ccb_h.status |= CAM_FUNC_NOTAVAIL;
3350 xpt_done(pccb);
3351 break;
3352 }
3353 case XPT_CALC_GEOMETRY:
3354 if(pccb->ccb_h.target_id == ARCMSR_VIRTUAL_DEVICE_ID) {
3355 pccb->ccb_h.status |= CAM_FUNC_NOTAVAIL;
3356 xpt_done(pccb);
3357 break;
3358 }
3359 cam_calc_geometry(&pccb->ccg, 1);
3360 xpt_done(pccb);
3361 break;
3362 default:
3363 pccb->ccb_h.status |= CAM_REQ_INVALID;
3364 xpt_done(pccb);
3365 break;
3366 }
3367 }
3368 /*
3369 **********************************************************************
3370 **********************************************************************
3371 */
arcmsr_start_hba_bgrb(struct AdapterControlBlock * acb)3372 static void arcmsr_start_hba_bgrb(struct AdapterControlBlock *acb)
3373 {
3374 acb->acb_flags |= ACB_F_MSG_START_BGRB;
3375 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_START_BGRB);
3376 if(!arcmsr_hba_wait_msgint_ready(acb)) {
3377 printf("arcmsr%d: wait 'start adapter background rebuild' timeout \n", acb->pci_unit);
3378 }
3379 }
3380 /*
3381 **********************************************************************
3382 **********************************************************************
3383 */
arcmsr_start_hbb_bgrb(struct AdapterControlBlock * acb)3384 static void arcmsr_start_hbb_bgrb(struct AdapterControlBlock *acb)
3385 {
3386 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
3387 acb->acb_flags |= ACB_F_MSG_START_BGRB;
3388 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_MESSAGE_START_BGRB);
3389 if(!arcmsr_hbb_wait_msgint_ready(acb)) {
3390 printf( "arcmsr%d: wait 'start adapter background rebuild' timeout \n", acb->pci_unit);
3391 }
3392 }
3393 /*
3394 **********************************************************************
3395 **********************************************************************
3396 */
arcmsr_start_hbc_bgrb(struct AdapterControlBlock * acb)3397 static void arcmsr_start_hbc_bgrb(struct AdapterControlBlock *acb)
3398 {
3399 acb->acb_flags |= ACB_F_MSG_START_BGRB;
3400 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_START_BGRB);
3401 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE);
3402 if(!arcmsr_hbc_wait_msgint_ready(acb)) {
3403 printf("arcmsr%d: wait 'start adapter background rebuild' timeout \n", acb->pci_unit);
3404 }
3405 }
3406 /*
3407 **********************************************************************
3408 **********************************************************************
3409 */
arcmsr_start_hbd_bgrb(struct AdapterControlBlock * acb)3410 static void arcmsr_start_hbd_bgrb(struct AdapterControlBlock *acb)
3411 {
3412 acb->acb_flags |= ACB_F_MSG_START_BGRB;
3413 CHIP_REG_WRITE32(HBD_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_START_BGRB);
3414 if(!arcmsr_hbd_wait_msgint_ready(acb)) {
3415 printf("arcmsr%d: wait 'start adapter background rebuild' timeout \n", acb->pci_unit);
3416 }
3417 }
3418 /*
3419 **********************************************************************
3420 **********************************************************************
3421 */
arcmsr_start_hbe_bgrb(struct AdapterControlBlock * acb)3422 static void arcmsr_start_hbe_bgrb(struct AdapterControlBlock *acb)
3423 {
3424 acb->acb_flags |= ACB_F_MSG_START_BGRB;
3425 CHIP_REG_WRITE32(HBE_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_START_BGRB);
3426 acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE;
3427 CHIP_REG_WRITE32(HBE_MessageUnit, 0, iobound_doorbell, acb->out_doorbell);
3428 if(!arcmsr_hbe_wait_msgint_ready(acb)) {
3429 printf("arcmsr%d: wait 'start adapter background rebuild' timeout \n", acb->pci_unit);
3430 }
3431 }
3432 /*
3433 **********************************************************************
3434 **********************************************************************
3435 */
arcmsr_start_adapter_bgrb(struct AdapterControlBlock * acb)3436 static void arcmsr_start_adapter_bgrb(struct AdapterControlBlock *acb)
3437 {
3438 switch (acb->adapter_type) {
3439 case ACB_ADAPTER_TYPE_A:
3440 arcmsr_start_hba_bgrb(acb);
3441 break;
3442 case ACB_ADAPTER_TYPE_B:
3443 arcmsr_start_hbb_bgrb(acb);
3444 break;
3445 case ACB_ADAPTER_TYPE_C:
3446 arcmsr_start_hbc_bgrb(acb);
3447 break;
3448 case ACB_ADAPTER_TYPE_D:
3449 arcmsr_start_hbd_bgrb(acb);
3450 break;
3451 case ACB_ADAPTER_TYPE_E:
3452 case ACB_ADAPTER_TYPE_F:
3453 arcmsr_start_hbe_bgrb(acb);
3454 break;
3455 }
3456 }
3457 /*
3458 **********************************************************************
3459 **
3460 **********************************************************************
3461 */
arcmsr_polling_hba_srbdone(struct AdapterControlBlock * acb,struct CommandControlBlock * poll_srb)3462 static void arcmsr_polling_hba_srbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_srb)
3463 {
3464 struct CommandControlBlock *srb;
3465 u_int32_t flag_srb, outbound_intstatus, poll_srb_done=0, poll_count=0;
3466 u_int16_t error;
3467
3468 polling_ccb_retry:
3469 poll_count++;
3470 outbound_intstatus=CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_intstatus) & acb->outbound_int_enable;
3471 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_intstatus, outbound_intstatus); /*clear interrupt*/
3472 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE);
3473 while(1) {
3474 if((flag_srb = CHIP_REG_READ32(HBA_MessageUnit,
3475 0, outbound_queueport)) == 0xFFFFFFFF) {
3476 if(poll_srb_done) {
3477 break;/*chip FIFO no ccb for completion already*/
3478 } else {
3479 UDELAY(25000);
3480 if ((poll_count > 100) && (poll_srb != NULL)) {
3481 break;
3482 }
3483 goto polling_ccb_retry;
3484 }
3485 }
3486 /* check if command done with no error*/
3487 srb = (struct CommandControlBlock *)
3488 (acb->vir2phy_offset+(flag_srb << 5));/*frame must be 32 bytes aligned*/
3489 error = (flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE0)?TRUE:FALSE;
3490 poll_srb_done = (srb == poll_srb) ? 1:0;
3491 if((srb->acb != acb) || (srb->srb_state != ARCMSR_SRB_START)) {
3492 if(srb->srb_state == ARCMSR_SRB_ABORTED) {
3493 printf("arcmsr%d: scsi id=%d lun=%jx srb='%p'"
3494 "poll command abort successfully \n"
3495 , acb->pci_unit
3496 , srb->pccb->ccb_h.target_id
3497 , (uintmax_t)srb->pccb->ccb_h.target_lun, srb);
3498 srb->pccb->ccb_h.status |= CAM_REQ_ABORTED;
3499 arcmsr_srb_complete(srb, 1);
3500 continue;
3501 }
3502 printf("arcmsr%d: polling get an illegal srb command done srb='%p'"
3503 "srboutstandingcount=%d \n"
3504 , acb->pci_unit
3505 , srb, acb->srboutstandingcount);
3506 continue;
3507 }
3508 arcmsr_report_srb_state(acb, srb, error);
3509 } /*drain reply FIFO*/
3510 }
3511 /*
3512 **********************************************************************
3513 **
3514 **********************************************************************
3515 */
arcmsr_polling_hbb_srbdone(struct AdapterControlBlock * acb,struct CommandControlBlock * poll_srb)3516 static void arcmsr_polling_hbb_srbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_srb)
3517 {
3518 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
3519 struct CommandControlBlock *srb;
3520 u_int32_t flag_srb, poll_srb_done=0, poll_count=0;
3521 int index;
3522 u_int16_t error;
3523
3524 polling_ccb_retry:
3525 poll_count++;
3526 WRITE_CHIP_REG32(0, phbbmu->iop2drv_doorbell, ARCMSR_DOORBELL_INT_CLEAR_PATTERN); /* clear doorbell interrupt */
3527 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE);
3528 while(1) {
3529 index = phbbmu->doneq_index;
3530 if((flag_srb = phbbmu->done_qbuffer[index]) == 0) {
3531 if(poll_srb_done) {
3532 break;/*chip FIFO no ccb for completion already*/
3533 } else {
3534 UDELAY(25000);
3535 if ((poll_count > 100) && (poll_srb != NULL)) {
3536 break;
3537 }
3538 goto polling_ccb_retry;
3539 }
3540 }
3541 phbbmu->done_qbuffer[index] = 0;
3542 index++;
3543 index %= ARCMSR_MAX_HBB_POSTQUEUE; /*if last index number set it to 0 */
3544 phbbmu->doneq_index = index;
3545 /* check if command done with no error*/
3546 srb = (struct CommandControlBlock *)
3547 (acb->vir2phy_offset+(flag_srb << 5));/*frame must be 32 bytes aligned*/
3548 error = (flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE0)?TRUE:FALSE;
3549 poll_srb_done = (srb == poll_srb) ? 1:0;
3550 if((srb->acb != acb) || (srb->srb_state != ARCMSR_SRB_START)) {
3551 if(srb->srb_state == ARCMSR_SRB_ABORTED) {
3552 printf("arcmsr%d: scsi id=%d lun=%jx srb='%p'"
3553 "poll command abort successfully \n"
3554 , acb->pci_unit
3555 , srb->pccb->ccb_h.target_id
3556 , (uintmax_t)srb->pccb->ccb_h.target_lun, srb);
3557 srb->pccb->ccb_h.status |= CAM_REQ_ABORTED;
3558 arcmsr_srb_complete(srb, 1);
3559 continue;
3560 }
3561 printf("arcmsr%d: polling get an illegal srb command done srb='%p'"
3562 "srboutstandingcount=%d \n"
3563 , acb->pci_unit
3564 , srb, acb->srboutstandingcount);
3565 continue;
3566 }
3567 arcmsr_report_srb_state(acb, srb, error);
3568 } /*drain reply FIFO*/
3569 }
3570 /*
3571 **********************************************************************
3572 **
3573 **********************************************************************
3574 */
arcmsr_polling_hbc_srbdone(struct AdapterControlBlock * acb,struct CommandControlBlock * poll_srb)3575 static void arcmsr_polling_hbc_srbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_srb)
3576 {
3577 struct CommandControlBlock *srb;
3578 u_int32_t flag_srb, poll_srb_done=0, poll_count=0;
3579 u_int16_t error;
3580
3581 polling_ccb_retry:
3582 poll_count++;
3583 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE);
3584 while(1) {
3585 if(!(CHIP_REG_READ32(HBC_MessageUnit, 0, host_int_status) & ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR)) {
3586 if(poll_srb_done) {
3587 break;/*chip FIFO no ccb for completion already*/
3588 } else {
3589 UDELAY(25000);
3590 if ((poll_count > 100) && (poll_srb != NULL)) {
3591 break;
3592 }
3593 if (acb->srboutstandingcount == 0) {
3594 break;
3595 }
3596 goto polling_ccb_retry;
3597 }
3598 }
3599 flag_srb = CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_queueport_low);
3600 /* check if command done with no error*/
3601 srb = (struct CommandControlBlock *)(acb->vir2phy_offset+(flag_srb & 0xFFFFFFE0));/*frame must be 32 bytes aligned*/
3602 error = (flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE1)?TRUE:FALSE;
3603 if (poll_srb != NULL)
3604 poll_srb_done = (srb == poll_srb) ? 1:0;
3605 if((srb->acb != acb) || (srb->srb_state != ARCMSR_SRB_START)) {
3606 if(srb->srb_state == ARCMSR_SRB_ABORTED) {
3607 printf("arcmsr%d: scsi id=%d lun=%jx srb='%p'poll command abort successfully \n"
3608 , acb->pci_unit, srb->pccb->ccb_h.target_id, (uintmax_t)srb->pccb->ccb_h.target_lun, srb);
3609 srb->pccb->ccb_h.status |= CAM_REQ_ABORTED;
3610 arcmsr_srb_complete(srb, 1);
3611 continue;
3612 }
3613 printf("arcmsr%d: polling get an illegal srb command done srb='%p'srboutstandingcount=%d \n"
3614 , acb->pci_unit, srb, acb->srboutstandingcount);
3615 continue;
3616 }
3617 arcmsr_report_srb_state(acb, srb, error);
3618 } /*drain reply FIFO*/
3619 }
3620 /*
3621 **********************************************************************
3622 **
3623 **********************************************************************
3624 */
arcmsr_polling_hbd_srbdone(struct AdapterControlBlock * acb,struct CommandControlBlock * poll_srb)3625 static void arcmsr_polling_hbd_srbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_srb)
3626 {
3627 struct HBD_MessageUnit0 *phbdmu = (struct HBD_MessageUnit0 *)acb->pmu;
3628 struct CommandControlBlock *srb;
3629 u_int32_t flag_srb, poll_srb_done=0, poll_count=0;
3630 u_int32_t outbound_write_pointer;
3631 u_int16_t error, doneq_index;
3632
3633 polling_ccb_retry:
3634 poll_count++;
3635 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE);
3636 while(1) {
3637 outbound_write_pointer = phbdmu->done_qbuffer[0].addressLow;
3638 doneq_index = phbdmu->doneq_index;
3639 if ((outbound_write_pointer & 0xFF) == (doneq_index & 0xFF)) {
3640 if(poll_srb_done) {
3641 break;/*chip FIFO no ccb for completion already*/
3642 } else {
3643 UDELAY(25000);
3644 if ((poll_count > 100) && (poll_srb != NULL)) {
3645 break;
3646 }
3647 if (acb->srboutstandingcount == 0) {
3648 break;
3649 }
3650 goto polling_ccb_retry;
3651 }
3652 }
3653 doneq_index = arcmsr_get_doneq_index(phbdmu);
3654 flag_srb = phbdmu->done_qbuffer[(doneq_index & 0xFF)+1].addressLow;
3655 /* check if command done with no error*/
3656 srb = (struct CommandControlBlock *)(acb->vir2phy_offset+(flag_srb & 0xFFFFFFE0));/*frame must be 32 bytes aligned*/
3657 error = (flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE1) ? TRUE : FALSE;
3658 CHIP_REG_WRITE32(HBD_MessageUnit, 0, outboundlist_read_pointer, doneq_index);
3659 if (poll_srb != NULL)
3660 poll_srb_done = (srb == poll_srb) ? 1:0;
3661 if((srb->acb != acb) || (srb->srb_state != ARCMSR_SRB_START)) {
3662 if(srb->srb_state == ARCMSR_SRB_ABORTED) {
3663 printf("arcmsr%d: scsi id=%d lun=%jx srb='%p'poll command abort successfully \n"
3664 , acb->pci_unit, srb->pccb->ccb_h.target_id, (uintmax_t)srb->pccb->ccb_h.target_lun, srb);
3665 srb->pccb->ccb_h.status |= CAM_REQ_ABORTED;
3666 arcmsr_srb_complete(srb, 1);
3667 continue;
3668 }
3669 printf("arcmsr%d: polling get an illegal srb command done srb='%p'srboutstandingcount=%d \n"
3670 , acb->pci_unit, srb, acb->srboutstandingcount);
3671 continue;
3672 }
3673 arcmsr_report_srb_state(acb, srb, error);
3674 } /*drain reply FIFO*/
3675 }
3676 /*
3677 **********************************************************************
3678 **
3679 **********************************************************************
3680 */
arcmsr_polling_hbe_srbdone(struct AdapterControlBlock * acb,struct CommandControlBlock * poll_srb)3681 static void arcmsr_polling_hbe_srbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_srb)
3682 {
3683 struct CommandControlBlock *srb;
3684 u_int32_t poll_srb_done=0, poll_count=0, doneq_index;
3685 u_int16_t error, cmdSMID;
3686
3687 polling_ccb_retry:
3688 poll_count++;
3689 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE);
3690 while(1) {
3691 doneq_index = acb->doneq_index;
3692 if((CHIP_REG_READ32(HBE_MessageUnit, 0, reply_post_producer_index) & 0xFFFF) == doneq_index) {
3693 if(poll_srb_done) {
3694 break;/*chip FIFO no ccb for completion already*/
3695 } else {
3696 UDELAY(25000);
3697 if ((poll_count > 100) && (poll_srb != NULL)) {
3698 break;
3699 }
3700 if (acb->srboutstandingcount == 0) {
3701 break;
3702 }
3703 goto polling_ccb_retry;
3704 }
3705 }
3706 cmdSMID = acb->pCompletionQ[doneq_index].cmdSMID;
3707 doneq_index++;
3708 if (doneq_index >= acb->completionQ_entry)
3709 doneq_index = 0;
3710 acb->doneq_index = doneq_index;
3711 srb = acb->psrb_pool[cmdSMID];
3712 error = (acb->pCompletionQ[doneq_index].cmdFlag & ARCMSR_SRBREPLY_FLAG_ERROR_MODE1) ? TRUE : FALSE;
3713 if (poll_srb != NULL)
3714 poll_srb_done = (srb == poll_srb) ? 1:0;
3715 if((srb->acb != acb) || (srb->srb_state != ARCMSR_SRB_START)) {
3716 if(srb->srb_state == ARCMSR_SRB_ABORTED) {
3717 printf("arcmsr%d: scsi id=%d lun=%jx srb='%p'poll command abort successfully \n"
3718 , acb->pci_unit, srb->pccb->ccb_h.target_id, (uintmax_t)srb->pccb->ccb_h.target_lun, srb);
3719 srb->pccb->ccb_h.status |= CAM_REQ_ABORTED;
3720 arcmsr_srb_complete(srb, 1);
3721 continue;
3722 }
3723 printf("arcmsr%d: polling get an illegal srb command done srb='%p'srboutstandingcount=%d \n"
3724 , acb->pci_unit, srb, acb->srboutstandingcount);
3725 continue;
3726 }
3727 arcmsr_report_srb_state(acb, srb, error);
3728 } /*drain reply FIFO*/
3729 CHIP_REG_WRITE32(HBE_MessageUnit, 0, reply_post_producer_index, doneq_index);
3730 }
3731 /*
3732 **********************************************************************
3733 **********************************************************************
3734 */
arcmsr_polling_srbdone(struct AdapterControlBlock * acb,struct CommandControlBlock * poll_srb)3735 static void arcmsr_polling_srbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_srb)
3736 {
3737 switch (acb->adapter_type) {
3738 case ACB_ADAPTER_TYPE_A:
3739 arcmsr_polling_hba_srbdone(acb, poll_srb);
3740 break;
3741 case ACB_ADAPTER_TYPE_B:
3742 arcmsr_polling_hbb_srbdone(acb, poll_srb);
3743 break;
3744 case ACB_ADAPTER_TYPE_C:
3745 arcmsr_polling_hbc_srbdone(acb, poll_srb);
3746 break;
3747 case ACB_ADAPTER_TYPE_D:
3748 arcmsr_polling_hbd_srbdone(acb, poll_srb);
3749 break;
3750 case ACB_ADAPTER_TYPE_E:
3751 case ACB_ADAPTER_TYPE_F:
3752 arcmsr_polling_hbe_srbdone(acb, poll_srb);
3753 break;
3754 }
3755 }
3756 /*
3757 **********************************************************************
3758 **********************************************************************
3759 */
arcmsr_get_hba_config(struct AdapterControlBlock * acb)3760 static void arcmsr_get_hba_config(struct AdapterControlBlock *acb)
3761 {
3762 char *acb_firm_model = acb->firm_model;
3763 char *acb_firm_version = acb->firm_version;
3764 char *acb_device_map = acb->device_map;
3765 size_t iop_firm_model = offsetof(struct HBA_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_MODEL_OFFSET]); /*firm_model,15,60-67*/
3766 size_t iop_firm_version = offsetof(struct HBA_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_VERS_OFFSET]); /*firm_version,17,68-83*/
3767 size_t iop_device_map = offsetof(struct HBA_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]);
3768 int i;
3769
3770 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_GET_CONFIG);
3771 if(!arcmsr_hba_wait_msgint_ready(acb)) {
3772 printf("arcmsr%d: wait 'get adapter firmware miscellaneous data' timeout \n", acb->pci_unit);
3773 }
3774 i = 0;
3775 while(i < 8) {
3776 *acb_firm_model = bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_firm_model+i);
3777 /* 8 bytes firm_model, 15, 60-67*/
3778 acb_firm_model++;
3779 i++;
3780 }
3781 i=0;
3782 while(i < 16) {
3783 *acb_firm_version = bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_firm_version+i);
3784 /* 16 bytes firm_version, 17, 68-83*/
3785 acb_firm_version++;
3786 i++;
3787 }
3788 i=0;
3789 while(i < 16) {
3790 *acb_device_map = bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_device_map+i);
3791 acb_device_map++;
3792 i++;
3793 }
3794 printf("Areca RAID adapter%d: %s F/W version %s \n", acb->pci_unit, acb->firm_model, acb->firm_version);
3795 acb->firm_request_len = CHIP_REG_READ32(HBA_MessageUnit, 0, msgcode_rwbuffer[1]); /*firm_request_len, 1, 04-07*/
3796 acb->firm_numbers_queue = CHIP_REG_READ32(HBA_MessageUnit, 0, msgcode_rwbuffer[2]); /*firm_numbers_queue, 2, 08-11*/
3797 acb->firm_sdram_size = CHIP_REG_READ32(HBA_MessageUnit, 0, msgcode_rwbuffer[3]); /*firm_sdram_size, 3, 12-15*/
3798 acb->firm_ide_channels = CHIP_REG_READ32(HBA_MessageUnit, 0, msgcode_rwbuffer[4]); /*firm_ide_channels, 4, 16-19*/
3799 acb->firm_cfg_version = CHIP_REG_READ32(HBA_MessageUnit, 0, msgcode_rwbuffer[ARCMSR_FW_CFGVER_OFFSET]); /*firm_cfg_version, 25, */
3800 if(acb->firm_numbers_queue > ARCMSR_MAX_OUTSTANDING_CMD)
3801 acb->maxOutstanding = ARCMSR_MAX_OUTSTANDING_CMD - 1;
3802 else
3803 acb->maxOutstanding = acb->firm_numbers_queue - 1;
3804 }
3805 /*
3806 **********************************************************************
3807 **********************************************************************
3808 */
arcmsr_get_hbb_config(struct AdapterControlBlock * acb)3809 static void arcmsr_get_hbb_config(struct AdapterControlBlock *acb)
3810 {
3811 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
3812 char *acb_firm_model = acb->firm_model;
3813 char *acb_firm_version = acb->firm_version;
3814 char *acb_device_map = acb->device_map;
3815 size_t iop_firm_model = offsetof(struct HBB_RWBUFFER, msgcode_rwbuffer[ARCMSR_FW_MODEL_OFFSET]); /*firm_model,15,60-67*/
3816 size_t iop_firm_version = offsetof(struct HBB_RWBUFFER, msgcode_rwbuffer[ARCMSR_FW_VERS_OFFSET]); /*firm_version,17,68-83*/
3817 size_t iop_device_map = offsetof(struct HBB_RWBUFFER, msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]);
3818 int i;
3819
3820 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_MESSAGE_GET_CONFIG);
3821 if(!arcmsr_hbb_wait_msgint_ready(acb)) {
3822 printf( "arcmsr%d: wait" "'get adapter firmware miscellaneous data' timeout \n", acb->pci_unit);
3823 }
3824 i = 0;
3825 while(i < 8) {
3826 *acb_firm_model = bus_space_read_1(acb->btag[1], acb->bhandle[1], iop_firm_model+i);
3827 /* 8 bytes firm_model, 15, 60-67*/
3828 acb_firm_model++;
3829 i++;
3830 }
3831 i = 0;
3832 while(i < 16) {
3833 *acb_firm_version = bus_space_read_1(acb->btag[1], acb->bhandle[1], iop_firm_version+i);
3834 /* 16 bytes firm_version, 17, 68-83*/
3835 acb_firm_version++;
3836 i++;
3837 }
3838 i = 0;
3839 while(i < 16) {
3840 *acb_device_map = bus_space_read_1(acb->btag[1], acb->bhandle[1], iop_device_map+i);
3841 acb_device_map++;
3842 i++;
3843 }
3844 printf("Areca RAID adapter%d: %s F/W version %s \n", acb->pci_unit, acb->firm_model, acb->firm_version);
3845 acb->firm_request_len = CHIP_REG_READ32(HBB_RWBUFFER, 1, msgcode_rwbuffer[1]); /*firm_request_len, 1, 04-07*/
3846 acb->firm_numbers_queue = CHIP_REG_READ32(HBB_RWBUFFER, 1, msgcode_rwbuffer[2]); /*firm_numbers_queue, 2, 08-11*/
3847 acb->firm_sdram_size = CHIP_REG_READ32(HBB_RWBUFFER, 1, msgcode_rwbuffer[3]); /*firm_sdram_size, 3, 12-15*/
3848 acb->firm_ide_channels = CHIP_REG_READ32(HBB_RWBUFFER, 1, msgcode_rwbuffer[4]); /*firm_ide_channels, 4, 16-19*/
3849 acb->firm_cfg_version = CHIP_REG_READ32(HBB_RWBUFFER, 1, msgcode_rwbuffer[ARCMSR_FW_CFGVER_OFFSET]); /*firm_cfg_version, 25, */
3850 if(acb->firm_numbers_queue > ARCMSR_MAX_HBB_POSTQUEUE)
3851 acb->maxOutstanding = ARCMSR_MAX_HBB_POSTQUEUE - 1;
3852 else
3853 acb->maxOutstanding = acb->firm_numbers_queue - 1;
3854 }
3855 /*
3856 **********************************************************************
3857 **********************************************************************
3858 */
arcmsr_get_hbc_config(struct AdapterControlBlock * acb)3859 static void arcmsr_get_hbc_config(struct AdapterControlBlock *acb)
3860 {
3861 char *acb_firm_model = acb->firm_model;
3862 char *acb_firm_version = acb->firm_version;
3863 char *acb_device_map = acb->device_map;
3864 size_t iop_firm_model = offsetof(struct HBC_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_MODEL_OFFSET]); /*firm_model,15,60-67*/
3865 size_t iop_firm_version = offsetof(struct HBC_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_VERS_OFFSET]); /*firm_version,17,68-83*/
3866 size_t iop_device_map = offsetof(struct HBC_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]);
3867 int i;
3868
3869 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_GET_CONFIG);
3870 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE);
3871 if(!arcmsr_hbc_wait_msgint_ready(acb)) {
3872 printf("arcmsr%d: wait 'get adapter firmware miscellaneous data' timeout \n", acb->pci_unit);
3873 }
3874 i = 0;
3875 while(i < 8) {
3876 *acb_firm_model = bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_firm_model+i);
3877 /* 8 bytes firm_model, 15, 60-67*/
3878 acb_firm_model++;
3879 i++;
3880 }
3881 i = 0;
3882 while(i < 16) {
3883 *acb_firm_version = bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_firm_version+i);
3884 /* 16 bytes firm_version, 17, 68-83*/
3885 acb_firm_version++;
3886 i++;
3887 }
3888 i = 0;
3889 while(i < 16) {
3890 *acb_device_map = bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_device_map+i);
3891 acb_device_map++;
3892 i++;
3893 }
3894 printf("Areca RAID adapter%d: %s F/W version %s \n", acb->pci_unit, acb->firm_model, acb->firm_version);
3895 acb->firm_request_len = CHIP_REG_READ32(HBC_MessageUnit, 0, msgcode_rwbuffer[1]); /*firm_request_len, 1, 04-07*/
3896 acb->firm_numbers_queue = CHIP_REG_READ32(HBC_MessageUnit, 0, msgcode_rwbuffer[2]); /*firm_numbers_queue, 2, 08-11*/
3897 acb->firm_sdram_size = CHIP_REG_READ32(HBC_MessageUnit, 0, msgcode_rwbuffer[3]); /*firm_sdram_size, 3, 12-15*/
3898 acb->firm_ide_channels = CHIP_REG_READ32(HBC_MessageUnit, 0, msgcode_rwbuffer[4]); /*firm_ide_channels, 4, 16-19*/
3899 acb->firm_cfg_version = CHIP_REG_READ32(HBC_MessageUnit, 0, msgcode_rwbuffer[ARCMSR_FW_CFGVER_OFFSET]); /*firm_cfg_version, 25, */
3900 if(acb->firm_numbers_queue > ARCMSR_MAX_OUTSTANDING_CMD)
3901 acb->maxOutstanding = ARCMSR_MAX_OUTSTANDING_CMD - 1;
3902 else
3903 acb->maxOutstanding = acb->firm_numbers_queue - 1;
3904 }
3905 /*
3906 **********************************************************************
3907 **********************************************************************
3908 */
arcmsr_get_hbd_config(struct AdapterControlBlock * acb)3909 static void arcmsr_get_hbd_config(struct AdapterControlBlock *acb)
3910 {
3911 char *acb_firm_model = acb->firm_model;
3912 char *acb_firm_version = acb->firm_version;
3913 char *acb_device_map = acb->device_map;
3914 size_t iop_firm_model = offsetof(struct HBD_MessageUnit, msgcode_rwbuffer[ARCMSR_FW_MODEL_OFFSET]); /*firm_model,15,60-67*/
3915 size_t iop_firm_version = offsetof(struct HBD_MessageUnit, msgcode_rwbuffer[ARCMSR_FW_VERS_OFFSET]); /*firm_version,17,68-83*/
3916 size_t iop_device_map = offsetof(struct HBD_MessageUnit, msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]);
3917 int i;
3918
3919 if(CHIP_REG_READ32(HBD_MessageUnit, 0, outbound_doorbell) & ARCMSR_HBDMU_IOP2DRV_MESSAGE_CMD_DONE)
3920 CHIP_REG_WRITE32(HBD_MessageUnit, 0, outbound_doorbell, ARCMSR_HBDMU_IOP2DRV_MESSAGE_CMD_DONE_CLEAR);
3921 CHIP_REG_WRITE32(HBD_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_GET_CONFIG);
3922 if(!arcmsr_hbd_wait_msgint_ready(acb)) {
3923 printf("arcmsr%d: wait 'get adapter firmware miscellaneous data' timeout \n", acb->pci_unit);
3924 }
3925 i = 0;
3926 while(i < 8) {
3927 *acb_firm_model = bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_firm_model+i);
3928 /* 8 bytes firm_model, 15, 60-67*/
3929 acb_firm_model++;
3930 i++;
3931 }
3932 i = 0;
3933 while(i < 16) {
3934 *acb_firm_version = bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_firm_version+i);
3935 /* 16 bytes firm_version, 17, 68-83*/
3936 acb_firm_version++;
3937 i++;
3938 }
3939 i = 0;
3940 while(i < 16) {
3941 *acb_device_map = bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_device_map+i);
3942 acb_device_map++;
3943 i++;
3944 }
3945 printf("Areca RAID adapter%d: %s F/W version %s \n", acb->pci_unit, acb->firm_model, acb->firm_version);
3946 acb->firm_request_len = CHIP_REG_READ32(HBD_MessageUnit, 0, msgcode_rwbuffer[1]); /*firm_request_len, 1, 04-07*/
3947 acb->firm_numbers_queue = CHIP_REG_READ32(HBD_MessageUnit, 0, msgcode_rwbuffer[2]); /*firm_numbers_queue, 2, 08-11*/
3948 acb->firm_sdram_size = CHIP_REG_READ32(HBD_MessageUnit, 0, msgcode_rwbuffer[3]); /*firm_sdram_size, 3, 12-15*/
3949 acb->firm_ide_channels = CHIP_REG_READ32(HBD_MessageUnit, 0, msgcode_rwbuffer[4]); /*firm_ide_channels, 4, 16-19*/
3950 acb->firm_cfg_version = CHIP_REG_READ32(HBD_MessageUnit, 0, msgcode_rwbuffer[ARCMSR_FW_CFGVER_OFFSET]); /*firm_cfg_version, 25, */
3951 if(acb->firm_numbers_queue > ARCMSR_MAX_HBD_POSTQUEUE)
3952 acb->maxOutstanding = ARCMSR_MAX_HBD_POSTQUEUE - 1;
3953 else
3954 acb->maxOutstanding = acb->firm_numbers_queue - 1;
3955 }
3956 /*
3957 **********************************************************************
3958 **********************************************************************
3959 */
arcmsr_get_hbe_config(struct AdapterControlBlock * acb)3960 static void arcmsr_get_hbe_config(struct AdapterControlBlock *acb)
3961 {
3962 char *acb_firm_model = acb->firm_model;
3963 char *acb_firm_version = acb->firm_version;
3964 char *acb_device_map = acb->device_map;
3965 size_t iop_firm_model = offsetof(struct HBE_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_MODEL_OFFSET]); /*firm_model,15,60-67*/
3966 size_t iop_firm_version = offsetof(struct HBE_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_VERS_OFFSET]); /*firm_version,17,68-83*/
3967 size_t iop_device_map = offsetof(struct HBE_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]);
3968 int i;
3969
3970 CHIP_REG_WRITE32(HBE_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_GET_CONFIG);
3971 acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE;
3972 CHIP_REG_WRITE32(HBE_MessageUnit, 0, iobound_doorbell, acb->out_doorbell);
3973 if(!arcmsr_hbe_wait_msgint_ready(acb)) {
3974 printf("arcmsr%d: wait 'get adapter firmware miscellaneous data' timeout \n", acb->pci_unit);
3975 }
3976
3977 i = 0;
3978 while(i < 8) {
3979 *acb_firm_model = bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_firm_model+i);
3980 /* 8 bytes firm_model, 15, 60-67*/
3981 acb_firm_model++;
3982 i++;
3983 }
3984 i = 0;
3985 while(i < 16) {
3986 *acb_firm_version = bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_firm_version+i);
3987 /* 16 bytes firm_version, 17, 68-83*/
3988 acb_firm_version++;
3989 i++;
3990 }
3991 i = 0;
3992 while(i < 16) {
3993 *acb_device_map = bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_device_map+i);
3994 acb_device_map++;
3995 i++;
3996 }
3997 printf("Areca RAID adapter%d: %s F/W version %s \n", acb->pci_unit, acb->firm_model, acb->firm_version);
3998 acb->firm_request_len = CHIP_REG_READ32(HBE_MessageUnit, 0, msgcode_rwbuffer[1]); /*firm_request_len, 1, 04-07*/
3999 acb->firm_numbers_queue = CHIP_REG_READ32(HBE_MessageUnit, 0, msgcode_rwbuffer[2]); /*firm_numbers_queue, 2, 08-11*/
4000 acb->firm_sdram_size = CHIP_REG_READ32(HBE_MessageUnit, 0, msgcode_rwbuffer[3]); /*firm_sdram_size, 3, 12-15*/
4001 acb->firm_ide_channels = CHIP_REG_READ32(HBE_MessageUnit, 0, msgcode_rwbuffer[4]); /*firm_ide_channels, 4, 16-19*/
4002 acb->firm_cfg_version = CHIP_REG_READ32(HBE_MessageUnit, 0, msgcode_rwbuffer[ARCMSR_FW_CFGVER_OFFSET]); /*firm_cfg_version, 25, */
4003 if(acb->firm_numbers_queue > ARCMSR_MAX_OUTSTANDING_CMD)
4004 acb->maxOutstanding = ARCMSR_MAX_OUTSTANDING_CMD - 1;
4005 else
4006 acb->maxOutstanding = acb->firm_numbers_queue - 1;
4007 }
4008 /*
4009 **********************************************************************
4010 **********************************************************************
4011 */
arcmsr_get_hbf_config(struct AdapterControlBlock * acb)4012 static void arcmsr_get_hbf_config(struct AdapterControlBlock *acb)
4013 {
4014 u_int32_t *acb_firm_model = (u_int32_t *)acb->firm_model;
4015 u_int32_t *acb_firm_version = (u_int32_t *)acb->firm_version;
4016 u_int32_t *acb_device_map = (u_int32_t *)acb->device_map;
4017 size_t iop_firm_model = ARCMSR_FW_MODEL_OFFSET; /*firm_model,15,60-67*/
4018 size_t iop_firm_version = ARCMSR_FW_VERS_OFFSET; /*firm_version,17,68-83*/
4019 size_t iop_device_map = ARCMSR_FW_DEVMAP_OFFSET;
4020 int i;
4021
4022 CHIP_REG_WRITE32(HBF_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_GET_CONFIG);
4023 acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE;
4024 CHIP_REG_WRITE32(HBE_MessageUnit, 0, iobound_doorbell, acb->out_doorbell);
4025 if(!arcmsr_hbe_wait_msgint_ready(acb))
4026 printf("arcmsr%d: wait 'get adapter firmware miscellaneous data' timeout \n", acb->pci_unit);
4027
4028 i = 0;
4029 while(i < 2) {
4030 *acb_firm_model = acb->msgcode_rwbuffer[iop_firm_model];
4031 /* 8 bytes firm_model, 15, 60-67*/
4032 acb_firm_model++;
4033 iop_firm_model++;
4034 i++;
4035 }
4036 i = 0;
4037 while(i < 4) {
4038 *acb_firm_version = acb->msgcode_rwbuffer[iop_firm_version];
4039 /* 16 bytes firm_version, 17, 68-83*/
4040 acb_firm_version++;
4041 iop_firm_version++;
4042 i++;
4043 }
4044 i = 0;
4045 while(i < 4) {
4046 *acb_device_map = acb->msgcode_rwbuffer[iop_device_map];
4047 acb_device_map++;
4048 iop_device_map++;
4049 i++;
4050 }
4051 printf("Areca RAID adapter%d: %s F/W version %s \n", acb->pci_unit, acb->firm_model, acb->firm_version);
4052 acb->firm_request_len = acb->msgcode_rwbuffer[1]; /*firm_request_len, 1, 04-07*/
4053 acb->firm_numbers_queue = acb->msgcode_rwbuffer[2]; /*firm_numbers_queue, 2, 08-11*/
4054 acb->firm_sdram_size = acb->msgcode_rwbuffer[3]; /*firm_sdram_size, 3, 12-15*/
4055 acb->firm_ide_channels = acb->msgcode_rwbuffer[4]; /*firm_ide_channels, 4, 16-19*/
4056 acb->firm_cfg_version = acb->msgcode_rwbuffer[ARCMSR_FW_CFGVER_OFFSET]; /*firm_cfg_version, 25*/
4057 acb->firm_PicStatus = acb->msgcode_rwbuffer[ARCMSR_FW_PICSTATUS]; /* firm_PicStatus, 30 */
4058 if(acb->firm_numbers_queue > ARCMSR_MAX_OUTSTANDING_CMD)
4059 acb->maxOutstanding = ARCMSR_MAX_OUTSTANDING_CMD - 1;
4060 else
4061 acb->maxOutstanding = acb->firm_numbers_queue - 1;
4062 }
4063 /*
4064 **********************************************************************
4065 **********************************************************************
4066 */
arcmsr_get_firmware_spec(struct AdapterControlBlock * acb)4067 static void arcmsr_get_firmware_spec(struct AdapterControlBlock *acb)
4068 {
4069 switch (acb->adapter_type) {
4070 case ACB_ADAPTER_TYPE_A:
4071 arcmsr_get_hba_config(acb);
4072 break;
4073 case ACB_ADAPTER_TYPE_B:
4074 arcmsr_get_hbb_config(acb);
4075 break;
4076 case ACB_ADAPTER_TYPE_C:
4077 arcmsr_get_hbc_config(acb);
4078 break;
4079 case ACB_ADAPTER_TYPE_D:
4080 arcmsr_get_hbd_config(acb);
4081 break;
4082 case ACB_ADAPTER_TYPE_E:
4083 arcmsr_get_hbe_config(acb);
4084 break;
4085 case ACB_ADAPTER_TYPE_F:
4086 arcmsr_get_hbf_config(acb);
4087 break;
4088 }
4089 }
4090 /*
4091 **********************************************************************
4092 **********************************************************************
4093 */
arcmsr_wait_firmware_ready(struct AdapterControlBlock * acb)4094 static void arcmsr_wait_firmware_ready( struct AdapterControlBlock *acb)
4095 {
4096 int timeout=0;
4097
4098 switch (acb->adapter_type) {
4099 case ACB_ADAPTER_TYPE_A: {
4100 while ((CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_msgaddr1) & ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK) == 0)
4101 {
4102 if (timeout++ > 2000) /* (2000*15)/1000 = 30 sec */
4103 {
4104 printf( "arcmsr%d:timed out waiting for firmware \n", acb->pci_unit);
4105 return;
4106 }
4107 UDELAY(15000); /* wait 15 milli-seconds */
4108 }
4109 }
4110 break;
4111 case ACB_ADAPTER_TYPE_B: {
4112 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
4113 while ((READ_CHIP_REG32(0, phbbmu->iop2drv_doorbell) & ARCMSR_MESSAGE_FIRMWARE_OK) == 0)
4114 {
4115 if (timeout++ > 2000) /* (2000*15)/1000 = 30 sec */
4116 {
4117 printf( "arcmsr%d: timed out waiting for firmware \n", acb->pci_unit);
4118 return;
4119 }
4120 UDELAY(15000); /* wait 15 milli-seconds */
4121 }
4122 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_DRV2IOP_END_OF_INTERRUPT);
4123 }
4124 break;
4125 case ACB_ADAPTER_TYPE_C: {
4126 while ((CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_msgaddr1) & ARCMSR_HBCMU_MESSAGE_FIRMWARE_OK) == 0)
4127 {
4128 if (timeout++ > 2000) /* (2000*15)/1000 = 30 sec */
4129 {
4130 printf( "arcmsr%d:timed out waiting for firmware ready\n", acb->pci_unit);
4131 return;
4132 }
4133 UDELAY(15000); /* wait 15 milli-seconds */
4134 }
4135 }
4136 break;
4137 case ACB_ADAPTER_TYPE_D: {
4138 while ((CHIP_REG_READ32(HBD_MessageUnit, 0, outbound_msgaddr1) & ARCMSR_HBDMU_MESSAGE_FIRMWARE_OK) == 0)
4139 {
4140 if (timeout++ > 2000) /* (2000*15)/1000 = 30 sec */
4141 {
4142 printf( "arcmsr%d:timed out waiting for firmware ready\n", acb->pci_unit);
4143 return;
4144 }
4145 UDELAY(15000); /* wait 15 milli-seconds */
4146 }
4147 }
4148 break;
4149 case ACB_ADAPTER_TYPE_E:
4150 case ACB_ADAPTER_TYPE_F: {
4151 while ((CHIP_REG_READ32(HBE_MessageUnit, 0, outbound_msgaddr1) & ARCMSR_HBEMU_MESSAGE_FIRMWARE_OK) == 0)
4152 {
4153 if (timeout++ > 4000) /* (4000*15)/1000 = 60 sec */
4154 {
4155 printf( "arcmsr%d:timed out waiting for firmware ready\n", acb->pci_unit);
4156 return;
4157 }
4158 UDELAY(15000); /* wait 15 milli-seconds */
4159 }
4160 }
4161 break;
4162 }
4163 }
4164 /*
4165 **********************************************************************
4166 **********************************************************************
4167 */
arcmsr_clear_doorbell_queue_buffer(struct AdapterControlBlock * acb)4168 static void arcmsr_clear_doorbell_queue_buffer( struct AdapterControlBlock *acb)
4169 {
4170 u_int32_t outbound_doorbell;
4171
4172 switch (acb->adapter_type) {
4173 case ACB_ADAPTER_TYPE_A: {
4174 /* empty doorbell Qbuffer if door bell ringed */
4175 outbound_doorbell = CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_doorbell);
4176 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_doorbell, outbound_doorbell); /*clear doorbell interrupt */
4177 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_doorbell, ARCMSR_INBOUND_DRIVER_DATA_READ_OK);
4178 }
4179 break;
4180 case ACB_ADAPTER_TYPE_B: {
4181 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
4182 WRITE_CHIP_REG32(0, phbbmu->iop2drv_doorbell, ARCMSR_DOORBELL_INT_CLEAR_PATTERN);/*clear interrupt and message state*/
4183 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_DRV2IOP_DATA_READ_OK);
4184 /* let IOP know data has been read */
4185 }
4186 break;
4187 case ACB_ADAPTER_TYPE_C: {
4188 /* empty doorbell Qbuffer if door bell ringed */
4189 outbound_doorbell = CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_doorbell);
4190 CHIP_REG_WRITE32(HBC_MessageUnit, 0, outbound_doorbell_clear, outbound_doorbell); /*clear doorbell interrupt */
4191 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK);
4192 CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_doorbell_clear); /* Dummy read to force pci flush */
4193 CHIP_REG_READ32(HBC_MessageUnit, 0, inbound_doorbell); /* Dummy read to force pci flush */
4194 }
4195 break;
4196 case ACB_ADAPTER_TYPE_D: {
4197 /* empty doorbell Qbuffer if door bell ringed */
4198 outbound_doorbell = CHIP_REG_READ32(HBD_MessageUnit, 0, outbound_doorbell);
4199 CHIP_REG_WRITE32(HBD_MessageUnit, 0, outbound_doorbell, outbound_doorbell); /*clear doorbell interrupt */
4200 CHIP_REG_WRITE32(HBD_MessageUnit, 0, inbound_doorbell, ARCMSR_HBDMU_DRV2IOP_DATA_OUT_READ);
4201 }
4202 break;
4203 case ACB_ADAPTER_TYPE_E:
4204 case ACB_ADAPTER_TYPE_F: {
4205 /* empty doorbell Qbuffer if door bell ringed */
4206 acb->in_doorbell = CHIP_REG_READ32(HBE_MessageUnit, 0, iobound_doorbell);
4207 CHIP_REG_WRITE32(HBE_MessageUnit, 0, host_int_status, 0); /*clear doorbell interrupt */
4208 acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_DATA_READ_OK;
4209 CHIP_REG_WRITE32(HBE_MessageUnit, 0, iobound_doorbell, acb->out_doorbell);
4210 }
4211 break;
4212 }
4213 }
4214 /*
4215 ************************************************************************
4216 ************************************************************************
4217 */
arcmsr_iop_confirm(struct AdapterControlBlock * acb)4218 static u_int32_t arcmsr_iop_confirm(struct AdapterControlBlock *acb)
4219 {
4220 unsigned long srb_phyaddr;
4221 u_int32_t srb_phyaddr_hi32;
4222 u_int32_t srb_phyaddr_lo32;
4223
4224 /*
4225 ********************************************************************
4226 ** here we need to tell iop 331 our freesrb.HighPart
4227 ** if freesrb.HighPart is not zero
4228 ********************************************************************
4229 */
4230 srb_phyaddr = (unsigned long) acb->srb_phyaddr.phyaddr;
4231 srb_phyaddr_hi32 = acb->srb_phyaddr.B.phyadd_high;
4232 srb_phyaddr_lo32 = acb->srb_phyaddr.B.phyadd_low;
4233 switch (acb->adapter_type) {
4234 case ACB_ADAPTER_TYPE_A: {
4235 if(srb_phyaddr_hi32 != 0) {
4236 CHIP_REG_WRITE32(HBA_MessageUnit, 0, msgcode_rwbuffer[0], ARCMSR_SIGNATURE_SET_CONFIG);
4237 CHIP_REG_WRITE32(HBA_MessageUnit, 0, msgcode_rwbuffer[1], srb_phyaddr_hi32);
4238 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_SET_CONFIG);
4239 if(!arcmsr_hba_wait_msgint_ready(acb)) {
4240 printf( "arcmsr%d: 'set srb high part physical address' timeout \n", acb->pci_unit);
4241 return FALSE;
4242 }
4243 }
4244 }
4245 break;
4246 /*
4247 ***********************************************************************
4248 ** if adapter type B, set window of "post command Q"
4249 ***********************************************************************
4250 */
4251 case ACB_ADAPTER_TYPE_B: {
4252 u_int32_t post_queue_phyaddr;
4253 struct HBB_MessageUnit *phbbmu;
4254
4255 phbbmu = (struct HBB_MessageUnit *)acb->pmu;
4256 phbbmu->postq_index = 0;
4257 phbbmu->doneq_index = 0;
4258 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_MESSAGE_SET_POST_WINDOW);
4259 if(!arcmsr_hbb_wait_msgint_ready(acb)) {
4260 printf( "arcmsr%d: 'set window of post command Q' timeout\n", acb->pci_unit);
4261 return FALSE;
4262 }
4263 post_queue_phyaddr = srb_phyaddr + ARCMSR_SRBS_POOL_SIZE
4264 + offsetof(struct HBB_MessageUnit, post_qbuffer);
4265 CHIP_REG_WRITE32(HBB_RWBUFFER, 1, msgcode_rwbuffer[0], ARCMSR_SIGNATURE_SET_CONFIG); /* driver "set config" signature */
4266 CHIP_REG_WRITE32(HBB_RWBUFFER, 1, msgcode_rwbuffer[1], srb_phyaddr_hi32); /* normal should be zero */
4267 CHIP_REG_WRITE32(HBB_RWBUFFER, 1, msgcode_rwbuffer[2], post_queue_phyaddr); /* postQ size (256+8)*4 */
4268 CHIP_REG_WRITE32(HBB_RWBUFFER, 1, msgcode_rwbuffer[3], post_queue_phyaddr+1056); /* doneQ size (256+8)*4 */
4269 CHIP_REG_WRITE32(HBB_RWBUFFER, 1, msgcode_rwbuffer[4], 1056); /* srb maxQ size must be --> [(256+8)*4] */
4270 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_MESSAGE_SET_CONFIG);
4271 if(!arcmsr_hbb_wait_msgint_ready(acb)) {
4272 printf( "arcmsr%d: 'set command Q window' timeout \n", acb->pci_unit);
4273 return FALSE;
4274 }
4275 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_MESSAGE_START_DRIVER_MODE);
4276 if(!arcmsr_hbb_wait_msgint_ready(acb)) {
4277 printf( "arcmsr%d: 'start diver mode' timeout \n", acb->pci_unit);
4278 return FALSE;
4279 }
4280 }
4281 break;
4282 case ACB_ADAPTER_TYPE_C: {
4283 if(srb_phyaddr_hi32 != 0) {
4284 CHIP_REG_WRITE32(HBC_MessageUnit, 0, msgcode_rwbuffer[0], ARCMSR_SIGNATURE_SET_CONFIG);
4285 CHIP_REG_WRITE32(HBC_MessageUnit, 0, msgcode_rwbuffer[1], srb_phyaddr_hi32);
4286 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_SET_CONFIG);
4287 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell,ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE);
4288 if(!arcmsr_hbc_wait_msgint_ready(acb)) {
4289 printf( "arcmsr%d: 'set srb high part physical address' timeout \n", acb->pci_unit);
4290 return FALSE;
4291 }
4292 }
4293 }
4294 break;
4295 case ACB_ADAPTER_TYPE_D: {
4296 u_int32_t post_queue_phyaddr, done_queue_phyaddr;
4297 struct HBD_MessageUnit0 *phbdmu;
4298
4299 phbdmu = (struct HBD_MessageUnit0 *)acb->pmu;
4300 phbdmu->postq_index = 0;
4301 phbdmu->doneq_index = 0x40FF;
4302 post_queue_phyaddr = srb_phyaddr_lo32 + ARCMSR_SRBS_POOL_SIZE
4303 + offsetof(struct HBD_MessageUnit0, post_qbuffer);
4304 done_queue_phyaddr = srb_phyaddr_lo32 + ARCMSR_SRBS_POOL_SIZE
4305 + offsetof(struct HBD_MessageUnit0, done_qbuffer);
4306 CHIP_REG_WRITE32(HBD_MessageUnit, 0, msgcode_rwbuffer[0], ARCMSR_SIGNATURE_SET_CONFIG); /* driver "set config" signature */
4307 CHIP_REG_WRITE32(HBD_MessageUnit, 0, msgcode_rwbuffer[1], srb_phyaddr_hi32);
4308 CHIP_REG_WRITE32(HBD_MessageUnit, 0, msgcode_rwbuffer[2], post_queue_phyaddr); /* postQ base */
4309 CHIP_REG_WRITE32(HBD_MessageUnit, 0, msgcode_rwbuffer[3], done_queue_phyaddr); /* doneQ base */
4310 CHIP_REG_WRITE32(HBD_MessageUnit, 0, msgcode_rwbuffer[4], 0x100);
4311 CHIP_REG_WRITE32(HBD_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_SET_CONFIG);
4312 if(!arcmsr_hbd_wait_msgint_ready(acb)) {
4313 printf( "arcmsr%d: 'set srb high part physical address' timeout \n", acb->pci_unit);
4314 return FALSE;
4315 }
4316 }
4317 break;
4318 case ACB_ADAPTER_TYPE_E: {
4319 u_int32_t cdb_phyaddr_lo32;
4320 cdb_phyaddr_lo32 = srb_phyaddr_lo32 + offsetof(struct CommandControlBlock, arcmsr_cdb);
4321 CHIP_REG_WRITE32(HBE_MessageUnit, 0, msgcode_rwbuffer[0], ARCMSR_SIGNATURE_SET_CONFIG);
4322 CHIP_REG_WRITE32(HBE_MessageUnit, 0, msgcode_rwbuffer[1], ARCMSR_SIGNATURE_1884);
4323 CHIP_REG_WRITE32(HBE_MessageUnit, 0, msgcode_rwbuffer[2], cdb_phyaddr_lo32);
4324 CHIP_REG_WRITE32(HBE_MessageUnit, 0, msgcode_rwbuffer[3], srb_phyaddr_hi32);
4325 CHIP_REG_WRITE32(HBE_MessageUnit, 0, msgcode_rwbuffer[4], SRB_SIZE);
4326 cdb_phyaddr_lo32 = srb_phyaddr_lo32 + ARCMSR_SRBS_POOL_SIZE;
4327 CHIP_REG_WRITE32(HBE_MessageUnit, 0, msgcode_rwbuffer[5], cdb_phyaddr_lo32);
4328 CHIP_REG_WRITE32(HBE_MessageUnit, 0, msgcode_rwbuffer[6], srb_phyaddr_hi32);
4329 CHIP_REG_WRITE32(HBE_MessageUnit, 0, msgcode_rwbuffer[7], COMPLETION_Q_POOL_SIZE);
4330 CHIP_REG_WRITE32(HBE_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_SET_CONFIG);
4331 acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE;
4332 CHIP_REG_WRITE32(HBE_MessageUnit, 0, iobound_doorbell, acb->out_doorbell);
4333 if(!arcmsr_hbe_wait_msgint_ready(acb)) {
4334 printf( "arcmsr%d: 'set srb high part physical address' timeout \n", acb->pci_unit);
4335 return FALSE;
4336 }
4337 }
4338 break;
4339 case ACB_ADAPTER_TYPE_F: {
4340 u_int32_t cdb_phyaddr_lo32;
4341 cdb_phyaddr_lo32 = srb_phyaddr_lo32 + offsetof(struct CommandControlBlock, arcmsr_cdb);
4342 acb->msgcode_rwbuffer[0] = ARCMSR_SIGNATURE_SET_CONFIG;
4343 acb->msgcode_rwbuffer[1] = ARCMSR_SIGNATURE_1886;
4344 acb->msgcode_rwbuffer[2] = cdb_phyaddr_lo32;
4345 acb->msgcode_rwbuffer[3] = srb_phyaddr_hi32;
4346 acb->msgcode_rwbuffer[4] = SRB_SIZE;
4347 cdb_phyaddr_lo32 = srb_phyaddr_lo32 + ARCMSR_SRBS_POOL_SIZE;
4348 acb->msgcode_rwbuffer[5] = cdb_phyaddr_lo32;
4349 acb->msgcode_rwbuffer[6] = srb_phyaddr_hi32;
4350 acb->msgcode_rwbuffer[7] = COMPLETION_Q_POOL_SIZE;
4351 if (acb->xor_mega) {
4352 acb->msgcode_rwbuffer[8] = 0x555AA; //FreeBSD init 2
4353 acb->msgcode_rwbuffer[9] = 0;
4354 acb->msgcode_rwbuffer[10] = (uint32_t)acb->xor_sgtable_phy;
4355 acb->msgcode_rwbuffer[11] = (uint32_t)((acb->xor_sgtable_phy >> 16) >> 16);
4356 }
4357 CHIP_REG_WRITE32(HBF_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_SET_CONFIG);
4358 acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE;
4359 CHIP_REG_WRITE32(HBF_MessageUnit, 0, iobound_doorbell, acb->out_doorbell);
4360 if(!arcmsr_hbe_wait_msgint_ready(acb)) {
4361 printf( "arcmsr%d: 'set srb high part physical address' timeout \n", acb->pci_unit);
4362 return FALSE;
4363 }
4364 }
4365 break;
4366 }
4367 return (TRUE);
4368 }
4369 /*
4370 ************************************************************************
4371 ************************************************************************
4372 */
arcmsr_enable_eoi_mode(struct AdapterControlBlock * acb)4373 static void arcmsr_enable_eoi_mode(struct AdapterControlBlock *acb)
4374 {
4375 if (acb->adapter_type == ACB_ADAPTER_TYPE_B)
4376 {
4377 struct HBB_MessageUnit *phbbmu = (struct HBB_MessageUnit *)acb->pmu;
4378 WRITE_CHIP_REG32(0, phbbmu->drv2iop_doorbell, ARCMSR_MESSAGE_ACTIVE_EOI_MODE);
4379 if(!arcmsr_hbb_wait_msgint_ready(acb)) {
4380 printf( "arcmsr%d: 'iop enable eoi mode' timeout \n", acb->pci_unit);
4381 return;
4382 }
4383 }
4384 }
4385 /*
4386 **********************************************************************
4387 **********************************************************************
4388 */
arcmsr_iop_init(struct AdapterControlBlock * acb)4389 static void arcmsr_iop_init(struct AdapterControlBlock *acb)
4390 {
4391 u_int32_t intmask_org;
4392
4393 /* disable all outbound interrupt */
4394 intmask_org = arcmsr_disable_allintr(acb);
4395 arcmsr_wait_firmware_ready(acb);
4396 arcmsr_iop_confirm(acb);
4397 arcmsr_get_firmware_spec(acb);
4398 /*start background rebuild*/
4399 arcmsr_start_adapter_bgrb(acb);
4400 /* empty doorbell Qbuffer if door bell ringed */
4401 arcmsr_clear_doorbell_queue_buffer(acb);
4402 arcmsr_enable_eoi_mode(acb);
4403 /* enable outbound Post Queue, outbound doorbell Interrupt */
4404 arcmsr_enable_allintr(acb, intmask_org);
4405 acb->acb_flags |= ACB_F_IOP_INITED;
4406 }
4407 /*
4408 **********************************************************************
4409 **********************************************************************
4410 */
arcmsr_map_free_srb(void * arg,bus_dma_segment_t * segs,int nseg,int error)4411 static void arcmsr_map_free_srb(void *arg, bus_dma_segment_t *segs, int nseg, int error)
4412 {
4413 struct AdapterControlBlock *acb = arg;
4414 struct CommandControlBlock *srb_tmp;
4415 u_int32_t i;
4416 unsigned long srb_phyaddr = (unsigned long)segs->ds_addr;
4417
4418 acb->srb_phyaddr.phyaddr = srb_phyaddr;
4419 srb_tmp = (struct CommandControlBlock *)acb->uncacheptr;
4420 for(i=0; i < ARCMSR_MAX_FREESRB_NUM; i++) {
4421 if(bus_dmamap_create(acb->dm_segs_dmat,
4422 /*flags*/0, &srb_tmp->dm_segs_dmamap) != 0) {
4423 acb->acb_flags |= ACB_F_MAPFREESRB_FAILD;
4424 printf("arcmsr%d:"
4425 " srb dmamap bus_dmamap_create error\n", acb->pci_unit);
4426 return;
4427 }
4428 if((acb->adapter_type == ACB_ADAPTER_TYPE_C) || (acb->adapter_type == ACB_ADAPTER_TYPE_D)
4429 || (acb->adapter_type == ACB_ADAPTER_TYPE_E) || (acb->adapter_type == ACB_ADAPTER_TYPE_F))
4430 {
4431 srb_tmp->cdb_phyaddr = srb_phyaddr;
4432 }
4433 else
4434 srb_tmp->cdb_phyaddr = srb_phyaddr >> 5;
4435 srb_tmp->acb = acb;
4436 srb_tmp->smid = i << 16;
4437 acb->srbworkingQ[i] = acb->psrb_pool[i] = srb_tmp;
4438 srb_phyaddr = srb_phyaddr + SRB_SIZE;
4439 srb_tmp = (struct CommandControlBlock *)((unsigned long)srb_tmp + SRB_SIZE);
4440 }
4441 srb_tmp = (struct CommandControlBlock *)(acb->uncacheptr + ARCMSR_SRBS_POOL_SIZE);
4442 srb_phyaddr = (unsigned long)segs->ds_addr + ARCMSR_SRBS_POOL_SIZE;
4443 switch (acb->adapter_type) {
4444 case ACB_ADAPTER_TYPE_B: {
4445 struct HBB_MessageUnit *phbbmu;
4446
4447 acb->pmu = (struct MessageUnit_UNION *)srb_tmp;
4448 phbbmu = (struct HBB_MessageUnit *)acb->pmu;
4449 phbbmu->hbb_doorbell = (struct HBB_DOORBELL *)acb->mem_base0;
4450 phbbmu->hbb_rwbuffer = (struct HBB_RWBUFFER *)acb->mem_base1;
4451 if (acb->vendor_device_id == PCIDevVenIDARC1203) {
4452 phbbmu->drv2iop_doorbell = offsetof(struct HBB_DOORBELL_1203, drv2iop_doorbell);
4453 phbbmu->drv2iop_doorbell_mask = offsetof(struct HBB_DOORBELL_1203, drv2iop_doorbell_mask);
4454 phbbmu->iop2drv_doorbell = offsetof(struct HBB_DOORBELL_1203, iop2drv_doorbell);
4455 phbbmu->iop2drv_doorbell_mask = offsetof(struct HBB_DOORBELL_1203, iop2drv_doorbell_mask);
4456 } else {
4457 phbbmu->drv2iop_doorbell = offsetof(struct HBB_DOORBELL, drv2iop_doorbell);
4458 phbbmu->drv2iop_doorbell_mask = offsetof(struct HBB_DOORBELL, drv2iop_doorbell_mask);
4459 phbbmu->iop2drv_doorbell = offsetof(struct HBB_DOORBELL, iop2drv_doorbell);
4460 phbbmu->iop2drv_doorbell_mask = offsetof(struct HBB_DOORBELL, iop2drv_doorbell_mask);
4461 }
4462 }
4463 break;
4464 case ACB_ADAPTER_TYPE_D:
4465 acb->pmu = (struct MessageUnit_UNION *)srb_tmp;
4466 acb->pmu->muu.hbdmu.phbdmu = (struct HBD_MessageUnit *)acb->mem_base0;
4467 break;
4468 case ACB_ADAPTER_TYPE_E:
4469 acb->pCompletionQ = (pCompletion_Q)srb_tmp;
4470 break;
4471 case ACB_ADAPTER_TYPE_F: {
4472 unsigned long host_buffer_dma;
4473 acb->pCompletionQ = (pCompletion_Q)srb_tmp;
4474 acb->completeQ_phys = srb_phyaddr;
4475 memset(acb->pCompletionQ, 0xff, COMPLETION_Q_POOL_SIZE);
4476 acb->message_wbuffer = (u_int32_t *)((unsigned long)acb->pCompletionQ + COMPLETION_Q_POOL_SIZE);
4477 acb->message_rbuffer = (u_int32_t *)((unsigned long)acb->message_wbuffer + 0x100);
4478 acb->msgcode_rwbuffer = (u_int32_t *)((unsigned long)acb->message_wbuffer + 0x200);
4479 memset((void *)acb->message_wbuffer, 0, MESG_RW_BUFFER_SIZE);
4480 arcmsr_wait_firmware_ready(acb);
4481 host_buffer_dma = acb->completeQ_phys + COMPLETION_Q_POOL_SIZE;
4482 CHIP_REG_WRITE32(HBF_MessageUnit, 0, inbound_msgaddr0, (u_int32_t)(host_buffer_dma | 1)); /* host buffer low addr, bit0:1 all buffer active */
4483 CHIP_REG_WRITE32(HBF_MessageUnit, 0, inbound_msgaddr1, (u_int32_t)((host_buffer_dma >> 16) >> 16));/* host buffer high addr */
4484 CHIP_REG_WRITE32(HBF_MessageUnit, 0, iobound_doorbell, ARCMSR_HBFMU_DOORBELL_SYNC1); /* set host buffer physical address */
4485 acb->firm_PicStatus = CHIP_REG_READ32(HBF_MessageUnit, 0, outbound_msgaddr1); /* get firmware spec info */
4486 break;
4487 }
4488 }
4489 acb->vir2phy_offset = (unsigned long)srb_tmp - (unsigned long)srb_phyaddr;
4490 }
4491
arcmsr_map_xor_sgtable(void * arg,bus_dma_segment_t * segs,int nseg,int error)4492 static void arcmsr_map_xor_sgtable(void *arg, bus_dma_segment_t *segs, int nseg, int error)
4493 {
4494 struct AdapterControlBlock *acb = arg;
4495
4496 acb->xor_sgtable_phy = (unsigned long)segs->ds_addr;
4497 if ((nseg != 1) || ((u_int32_t)segs->ds_len != acb->init2cfg_size)) {
4498 acb->acb_flags |= ACB_F_MAPXOR_FAILD;
4499 printf("arcmsr%d: alloc xor table seg num or size not as i wish!\n", acb->pci_unit);
4500 return;
4501 }
4502 }
4503
arcmsr_map_xor_sg(void * arg,bus_dma_segment_t * segs,int nseg,int error)4504 static void arcmsr_map_xor_sg(void *arg, bus_dma_segment_t *segs, int nseg, int error)
4505 {
4506 struct AdapterControlBlock *acb = arg;
4507 int i;
4508 struct HostRamBuf *pRamBuf;
4509 struct XorSg *pxortable = (struct XorSg *)(acb->xortable + sizeof(struct HostRamBuf));
4510
4511 if (nseg != acb->xor_mega) {
4512 acb->acb_flags |= ACB_F_MAPXOR_FAILD;
4513 printf("arcmsr%d: alloc xor seg NUM not as i wish!\n", acb->pci_unit);
4514 return;
4515 }
4516 for (i = 0; i < nseg; i++) {
4517 if ((u_int32_t)segs->ds_len != ARCMSR_XOR_SEG_SIZE) {
4518 acb->acb_flags |= ACB_F_MAPXOR_FAILD;
4519 printf("arcmsr%d: alloc xor seg SIZE not as i wish!\n", acb->pci_unit);
4520 return;
4521 }
4522 pxortable->xorPhys = (u_int64_t)segs->ds_addr;
4523 pxortable->xorBufLen = (u_int64_t)segs->ds_len;
4524 pxortable++;
4525 segs++;
4526 }
4527 pRamBuf = (struct HostRamBuf *)acb->xortable;
4528 pRamBuf->hrbSignature = 0x53425248; //HRBS
4529 pRamBuf->hrbSize = ARCMSR_XOR_SEG_SIZE * nseg;
4530 pRamBuf->hrbRes[0] = 0;
4531 pRamBuf->hrbRes[1] = 0;
4532 bus_dmamap_sync(acb->xortable_dmat, acb->xortable_dmamap, BUS_DMASYNC_PREREAD);
4533 bus_dmamap_sync(acb->xor_dmat, acb->xor_dmamap, BUS_DMASYNC_PREWRITE);
4534 }
4535
4536 /*
4537 ************************************************************************
4538 ************************************************************************
4539 */
arcmsr_free_resource(struct AdapterControlBlock * acb)4540 static void arcmsr_free_resource(struct AdapterControlBlock *acb)
4541 {
4542 /* remove the control device */
4543 if(acb->ioctl_dev != NULL) {
4544 destroy_dev(acb->ioctl_dev);
4545 }
4546 if (acb->acb_flags & ACB_F_DMAMAP_SG)
4547 bus_dmamap_unload(acb->xor_dmat, acb->xor_dmamap);
4548 if (acb->xor_dmamap) {
4549 bus_dmamem_free(acb->xor_dmat, acb->xorptr, acb->xor_dmamap);
4550 }
4551 if (acb->acb_flags & ACB_F_DMAMAP_SGTABLE)
4552 bus_dmamap_unload(acb->xortable_dmat, acb->xortable_dmamap);
4553 if (acb->xortable_dmamap) {
4554 bus_dmamem_free(acb->xortable_dmat, acb->xortable, acb->xortable_dmamap);
4555 }
4556 if (acb->acb_flags & ACB_F_DMAMAP_SRB)
4557 bus_dmamap_unload(acb->srb_dmat, acb->srb_dmamap);
4558 if (acb->srb_dmamap) {
4559 bus_dmamem_free(acb->srb_dmat, acb->uncacheptr, acb->srb_dmamap);
4560 }
4561 if (acb->srb_dmat)
4562 bus_dma_tag_destroy(acb->srb_dmat);
4563 if (acb->dm_segs_dmat)
4564 bus_dma_tag_destroy(acb->dm_segs_dmat);
4565 if (acb->parent_dmat)
4566 bus_dma_tag_destroy(acb->parent_dmat);
4567 switch(acb->adapter_type) {
4568 case ACB_ADAPTER_TYPE_A:
4569 if (acb->sys_res_arcmsr[0])
4570 bus_release_resource(acb->pci_dev, SYS_RES_MEMORY, PCIR_BAR(0), acb->sys_res_arcmsr[0]);
4571 break;
4572 case ACB_ADAPTER_TYPE_B:
4573 if (acb->sys_res_arcmsr[0])
4574 bus_release_resource(acb->pci_dev, SYS_RES_MEMORY, PCIR_BAR(0), acb->sys_res_arcmsr[0]);
4575 if (acb->sys_res_arcmsr[1])
4576 bus_release_resource(acb->pci_dev, SYS_RES_MEMORY, PCIR_BAR(2), acb->sys_res_arcmsr[1]);
4577 break;
4578 case ACB_ADAPTER_TYPE_C:
4579 if (acb->sys_res_arcmsr[0])
4580 bus_release_resource(acb->pci_dev, SYS_RES_MEMORY, PCIR_BAR(1), acb->sys_res_arcmsr[0]);
4581 break;
4582 case ACB_ADAPTER_TYPE_D:
4583 if (acb->sys_res_arcmsr[0])
4584 bus_release_resource(acb->pci_dev, SYS_RES_MEMORY, PCIR_BAR(0), acb->sys_res_arcmsr[0]);
4585 break;
4586 case ACB_ADAPTER_TYPE_E:
4587 if (acb->sys_res_arcmsr[0])
4588 bus_release_resource(acb->pci_dev, SYS_RES_MEMORY, PCIR_BAR(1), acb->sys_res_arcmsr[0]);
4589 break;
4590 case ACB_ADAPTER_TYPE_F:
4591 if (acb->sys_res_arcmsr[0])
4592 bus_release_resource(acb->pci_dev, SYS_RES_MEMORY, PCIR_BAR(0), acb->sys_res_arcmsr[0]);
4593 break;
4594 }
4595 }
4596 /*
4597 ************************************************************************
4598 ************************************************************************
4599 */
arcmsr_mutex_init(struct AdapterControlBlock * acb)4600 static void arcmsr_mutex_init(struct AdapterControlBlock *acb)
4601 {
4602 ARCMSR_LOCK_INIT(&acb->isr_lock, "arcmsr isr lock");
4603 ARCMSR_LOCK_INIT(&acb->srb_lock, "arcmsr srb lock");
4604 ARCMSR_LOCK_INIT(&acb->postDone_lock, "arcmsr postQ lock");
4605 ARCMSR_LOCK_INIT(&acb->qbuffer_lock, "arcmsr RW buffer lock");
4606 }
4607 /*
4608 ************************************************************************
4609 ************************************************************************
4610 */
arcmsr_mutex_destroy(struct AdapterControlBlock * acb)4611 static void arcmsr_mutex_destroy(struct AdapterControlBlock *acb)
4612 {
4613 ARCMSR_LOCK_DESTROY(&acb->qbuffer_lock);
4614 ARCMSR_LOCK_DESTROY(&acb->postDone_lock);
4615 ARCMSR_LOCK_DESTROY(&acb->srb_lock);
4616 ARCMSR_LOCK_DESTROY(&acb->isr_lock);
4617 }
4618 /*
4619 ************************************************************************
4620 ************************************************************************
4621 */
arcmsr_define_adapter_type(struct AdapterControlBlock * acb)4622 static int arcmsr_define_adapter_type(struct AdapterControlBlock *acb)
4623 {
4624 int rc = 0;
4625
4626 switch (acb->vendor_device_id) {
4627 case PCIDevVenIDARC1880:
4628 case PCIDevVenIDARC1882:
4629 case PCIDevVenIDARC1883:
4630 case PCIDevVenIDARC1213:
4631 case PCIDevVenIDARC1223: {
4632 acb->adapter_type = ACB_ADAPTER_TYPE_C;
4633 if ((acb->sub_device_id == ARECA_SUB_DEV_ID_1883) ||
4634 (acb->sub_device_id == ARECA_SUB_DEV_ID_1216) ||
4635 (acb->sub_device_id == ARECA_SUB_DEV_ID_1226))
4636 acb->adapter_bus_speed = ACB_BUS_SPEED_12G;
4637 else
4638 acb->adapter_bus_speed = ACB_BUS_SPEED_6G;
4639 acb->max_coherent_size = ARCMSR_SRBS_POOL_SIZE;
4640 }
4641 break;
4642 case PCIDevVenIDARC1884:
4643 acb->adapter_type = ACB_ADAPTER_TYPE_E;
4644 acb->adapter_bus_speed = ACB_BUS_SPEED_12G;
4645 acb->max_coherent_size = ARCMSR_SRBS_POOL_SIZE + COMPLETION_Q_POOL_SIZE;
4646 acb->completionQ_entry = COMPLETION_Q_POOL_SIZE / sizeof(struct deliver_completeQ);
4647 break;
4648 case PCIDevVenIDARC1886_0:
4649 case PCIDevVenIDARC1886_:
4650 case PCIDevVenIDARC1886:
4651 acb->adapter_type = ACB_ADAPTER_TYPE_F;
4652 acb->adapter_bus_speed = ACB_BUS_SPEED_12G;
4653 acb->max_coherent_size = ARCMSR_SRBS_POOL_SIZE + COMPLETION_Q_POOL_SIZE + MESG_RW_BUFFER_SIZE;
4654 acb->completionQ_entry = COMPLETION_Q_POOL_SIZE / sizeof(struct deliver_completeQ);
4655 break;
4656 case PCIDevVenIDARC1214:
4657 case PCIDevVenIDARC1224: {
4658 acb->adapter_type = ACB_ADAPTER_TYPE_D;
4659 acb->adapter_bus_speed = ACB_BUS_SPEED_6G;
4660 acb->max_coherent_size = ARCMSR_SRBS_POOL_SIZE + (sizeof(struct HBD_MessageUnit0));
4661 }
4662 break;
4663 case PCIDevVenIDARC1200:
4664 case PCIDevVenIDARC1201: {
4665 acb->adapter_type = ACB_ADAPTER_TYPE_B;
4666 acb->adapter_bus_speed = ACB_BUS_SPEED_3G;
4667 acb->max_coherent_size = ARCMSR_SRBS_POOL_SIZE + (sizeof(struct HBB_MessageUnit));
4668 }
4669 break;
4670 case PCIDevVenIDARC1203: {
4671 acb->adapter_type = ACB_ADAPTER_TYPE_B;
4672 acb->adapter_bus_speed = ACB_BUS_SPEED_6G;
4673 acb->max_coherent_size = ARCMSR_SRBS_POOL_SIZE + (sizeof(struct HBB_MessageUnit));
4674 }
4675 break;
4676 case PCIDevVenIDARC1110:
4677 case PCIDevVenIDARC1120:
4678 case PCIDevVenIDARC1130:
4679 case PCIDevVenIDARC1160:
4680 case PCIDevVenIDARC1170:
4681 case PCIDevVenIDARC1210:
4682 case PCIDevVenIDARC1220:
4683 case PCIDevVenIDARC1230:
4684 case PCIDevVenIDARC1231:
4685 case PCIDevVenIDARC1260:
4686 case PCIDevVenIDARC1261:
4687 case PCIDevVenIDARC1270:
4688 case PCIDevVenIDARC1280:
4689 case PCIDevVenIDARC1212:
4690 case PCIDevVenIDARC1222:
4691 case PCIDevVenIDARC1380:
4692 case PCIDevVenIDARC1381:
4693 case PCIDevVenIDARC1680:
4694 case PCIDevVenIDARC1681: {
4695 acb->adapter_type = ACB_ADAPTER_TYPE_A;
4696 acb->adapter_bus_speed = ACB_BUS_SPEED_3G;
4697 acb->max_coherent_size = ARCMSR_SRBS_POOL_SIZE;
4698 }
4699 break;
4700 default: {
4701 printf("arcmsr%d:"
4702 " unknown RAID adapter type \n", acb->pci_unit);
4703 rc = ENOMEM;
4704 }
4705 }
4706 return rc;
4707 }
4708
arcmsr_map_pcireg(device_t dev,struct AdapterControlBlock * acb)4709 static int arcmsr_map_pcireg(device_t dev, struct AdapterControlBlock *acb)
4710 {
4711 switch(acb->adapter_type) {
4712 case ACB_ADAPTER_TYPE_A: {
4713 u_int32_t rid0 = PCIR_BAR(0);
4714 vm_offset_t mem_base0;
4715
4716 acb->sys_res_arcmsr[0] = bus_alloc_resource_any(dev,SYS_RES_MEMORY, &rid0, RF_ACTIVE);
4717 if(acb->sys_res_arcmsr[0] == NULL) {
4718 arcmsr_free_resource(acb);
4719 printf("arcmsr%d: bus_alloc_resource failure!\n", acb->pci_unit);
4720 return ENOMEM;
4721 }
4722 if(rman_get_start(acb->sys_res_arcmsr[0]) <= 0) {
4723 arcmsr_free_resource(acb);
4724 printf("arcmsr%d: rman_get_start failure!\n", acb->pci_unit);
4725 return ENXIO;
4726 }
4727 mem_base0 = (vm_offset_t) rman_get_virtual(acb->sys_res_arcmsr[0]);
4728 if(mem_base0 == 0) {
4729 arcmsr_free_resource(acb);
4730 printf("arcmsr%d: rman_get_virtual failure!\n", acb->pci_unit);
4731 return ENXIO;
4732 }
4733 acb->btag[0] = rman_get_bustag(acb->sys_res_arcmsr[0]);
4734 acb->bhandle[0] = rman_get_bushandle(acb->sys_res_arcmsr[0]);
4735 acb->pmu = (struct MessageUnit_UNION *)mem_base0;
4736 acb->rid[0] = rid0;
4737 }
4738 break;
4739 case ACB_ADAPTER_TYPE_B: {
4740 u_int32_t rid[]={ PCIR_BAR(0), PCIR_BAR(2) };
4741 vm_offset_t mem_base[]={0,0};
4742 u_int16_t i;
4743
4744 for(i=0; i < 2; i++) {
4745 acb->sys_res_arcmsr[i] = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid[i], RF_ACTIVE);
4746 if(acb->sys_res_arcmsr[i] == NULL) {
4747 arcmsr_free_resource(acb);
4748 printf("arcmsr%d: bus_alloc_resource %d failure!\n", acb->pci_unit, i);
4749 return ENOMEM;
4750 }
4751 if(rman_get_start(acb->sys_res_arcmsr[i]) <= 0) {
4752 arcmsr_free_resource(acb);
4753 printf("arcmsr%d: rman_get_start %d failure!\n", acb->pci_unit, i);
4754 return ENXIO;
4755 }
4756 mem_base[i] = (vm_offset_t) rman_get_virtual(acb->sys_res_arcmsr[i]);
4757 if(mem_base[i] == 0) {
4758 arcmsr_free_resource(acb);
4759 printf("arcmsr%d: rman_get_virtual %d failure!\n", acb->pci_unit, i);
4760 return ENXIO;
4761 }
4762 acb->btag[i] = rman_get_bustag(acb->sys_res_arcmsr[i]);
4763 acb->bhandle[i] = rman_get_bushandle(acb->sys_res_arcmsr[i]);
4764 }
4765 acb->mem_base0 = mem_base[0];
4766 acb->mem_base1 = mem_base[1];
4767 acb->rid[0] = rid[0];
4768 acb->rid[1] = rid[1];
4769 }
4770 break;
4771 case ACB_ADAPTER_TYPE_C: {
4772 u_int32_t rid0 = PCIR_BAR(1);
4773 vm_offset_t mem_base0;
4774
4775 acb->sys_res_arcmsr[0] = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid0, RF_ACTIVE);
4776 if(acb->sys_res_arcmsr[0] == NULL) {
4777 arcmsr_free_resource(acb);
4778 printf("arcmsr%d: bus_alloc_resource failure!\n", acb->pci_unit);
4779 return ENOMEM;
4780 }
4781 if(rman_get_start(acb->sys_res_arcmsr[0]) <= 0) {
4782 arcmsr_free_resource(acb);
4783 printf("arcmsr%d: rman_get_start failure!\n", acb->pci_unit);
4784 return ENXIO;
4785 }
4786 mem_base0 = (vm_offset_t) rman_get_virtual(acb->sys_res_arcmsr[0]);
4787 if(mem_base0 == 0) {
4788 arcmsr_free_resource(acb);
4789 printf("arcmsr%d: rman_get_virtual failure!\n", acb->pci_unit);
4790 return ENXIO;
4791 }
4792 acb->btag[0] = rman_get_bustag(acb->sys_res_arcmsr[0]);
4793 acb->bhandle[0] = rman_get_bushandle(acb->sys_res_arcmsr[0]);
4794 acb->pmu = (struct MessageUnit_UNION *)mem_base0;
4795 acb->rid[0] = rid0;
4796 }
4797 break;
4798 case ACB_ADAPTER_TYPE_D: {
4799 u_int32_t rid0 = PCIR_BAR(0);
4800 vm_offset_t mem_base0;
4801
4802 acb->sys_res_arcmsr[0] = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid0, RF_ACTIVE);
4803 if(acb->sys_res_arcmsr[0] == NULL) {
4804 arcmsr_free_resource(acb);
4805 printf("arcmsr%d: bus_alloc_resource failure!\n", acb->pci_unit);
4806 return ENOMEM;
4807 }
4808 if(rman_get_start(acb->sys_res_arcmsr[0]) <= 0) {
4809 arcmsr_free_resource(acb);
4810 printf("arcmsr%d: rman_get_start failure!\n", acb->pci_unit);
4811 return ENXIO;
4812 }
4813 mem_base0 = (vm_offset_t) rman_get_virtual(acb->sys_res_arcmsr[0]);
4814 if(mem_base0 == 0) {
4815 arcmsr_free_resource(acb);
4816 printf("arcmsr%d: rman_get_virtual failure!\n", acb->pci_unit);
4817 return ENXIO;
4818 }
4819 acb->btag[0] = rman_get_bustag(acb->sys_res_arcmsr[0]);
4820 acb->bhandle[0] = rman_get_bushandle(acb->sys_res_arcmsr[0]);
4821 acb->mem_base0 = mem_base0;
4822 acb->rid[0] = rid0;
4823 }
4824 break;
4825 case ACB_ADAPTER_TYPE_E: {
4826 u_int32_t rid0 = PCIR_BAR(1);
4827 vm_offset_t mem_base0;
4828
4829 acb->sys_res_arcmsr[0] = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid0, RF_ACTIVE);
4830 if(acb->sys_res_arcmsr[0] == NULL) {
4831 arcmsr_free_resource(acb);
4832 printf("arcmsr%d: bus_alloc_resource failure!\n", acb->pci_unit);
4833 return ENOMEM;
4834 }
4835 if(rman_get_start(acb->sys_res_arcmsr[0]) <= 0) {
4836 arcmsr_free_resource(acb);
4837 printf("arcmsr%d: rman_get_start failure!\n", acb->pci_unit);
4838 return ENXIO;
4839 }
4840 mem_base0 = (vm_offset_t) rman_get_virtual(acb->sys_res_arcmsr[0]);
4841 if(mem_base0 == 0) {
4842 arcmsr_free_resource(acb);
4843 printf("arcmsr%d: rman_get_virtual failure!\n", acb->pci_unit);
4844 return ENXIO;
4845 }
4846 acb->btag[0] = rman_get_bustag(acb->sys_res_arcmsr[0]);
4847 acb->bhandle[0] = rman_get_bushandle(acb->sys_res_arcmsr[0]);
4848 acb->pmu = (struct MessageUnit_UNION *)mem_base0;
4849 acb->doneq_index = 0;
4850 acb->in_doorbell = 0;
4851 acb->out_doorbell = 0;
4852 acb->rid[0] = rid0;
4853 CHIP_REG_WRITE32(HBE_MessageUnit, 0, host_int_status, 0); /*clear interrupt*/
4854 CHIP_REG_WRITE32(HBE_MessageUnit, 0, iobound_doorbell, ARCMSR_HBEMU_DOORBELL_SYNC); /* synchronize doorbell to 0 */
4855 }
4856 break;
4857 case ACB_ADAPTER_TYPE_F: {
4858 u_int32_t rid0 = PCIR_BAR(0);
4859 vm_offset_t mem_base0;
4860
4861 acb->sys_res_arcmsr[0] = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid0, RF_ACTIVE);
4862 if(acb->sys_res_arcmsr[0] == NULL) {
4863 arcmsr_free_resource(acb);
4864 printf("arcmsr%d: bus_alloc_resource failure!\n", acb->pci_unit);
4865 return ENOMEM;
4866 }
4867 if(rman_get_start(acb->sys_res_arcmsr[0]) <= 0) {
4868 arcmsr_free_resource(acb);
4869 printf("arcmsr%d: rman_get_start failure!\n", acb->pci_unit);
4870 return ENXIO;
4871 }
4872 mem_base0 = (vm_offset_t) rman_get_virtual(acb->sys_res_arcmsr[0]);
4873 if(mem_base0 == 0) {
4874 arcmsr_free_resource(acb);
4875 printf("arcmsr%d: rman_get_virtual failure!\n", acb->pci_unit);
4876 return ENXIO;
4877 }
4878 acb->btag[0] = rman_get_bustag(acb->sys_res_arcmsr[0]);
4879 acb->bhandle[0] = rman_get_bushandle(acb->sys_res_arcmsr[0]);
4880 acb->pmu = (struct MessageUnit_UNION *)mem_base0;
4881 acb->doneq_index = 0;
4882 acb->in_doorbell = 0;
4883 acb->out_doorbell = 0;
4884 acb->rid[0] = rid0;
4885 CHIP_REG_WRITE32(HBF_MessageUnit, 0, host_int_status, 0); /*clear interrupt*/
4886 CHIP_REG_WRITE32(HBF_MessageUnit, 0, iobound_doorbell, ARCMSR_HBEMU_DOORBELL_SYNC); /* synchronize doorbell to 0 */
4887 }
4888 break;
4889 }
4890 return (0);
4891 }
4892
arcmsr_alloc_srb(device_t dev,struct AdapterControlBlock * acb)4893 static int arcmsr_alloc_srb(device_t dev, struct AdapterControlBlock *acb)
4894 {
4895 int rc;
4896
4897 if(bus_dma_tag_create( /*PCI parent*/ bus_get_dma_tag(dev),
4898 /*alignemnt*/ 1,
4899 /*boundary*/ 0,
4900 /*lowaddr*/ BUS_SPACE_MAXADDR,
4901 /*highaddr*/ BUS_SPACE_MAXADDR,
4902 /*filter*/ NULL,
4903 /*filterarg*/ NULL,
4904 /*maxsize*/ BUS_SPACE_MAXSIZE_32BIT,
4905 /*nsegments*/ BUS_SPACE_UNRESTRICTED,
4906 /*maxsegsz*/ BUS_SPACE_MAXSIZE_32BIT,
4907 /*flags*/ 0,
4908 /*lockfunc*/ NULL,
4909 /*lockarg*/ NULL,
4910 &acb->parent_dmat) != 0)
4911 {
4912 printf("arcmsr%d: parent_dmat bus_dma_tag_create failure!\n", acb->pci_unit);
4913 return ENOMEM;
4914 }
4915
4916 /* Create a single tag describing a region large enough to hold all of the s/g lists we will need. */
4917 if(bus_dma_tag_create( /*parent_dmat*/ acb->parent_dmat,
4918 /*alignment*/ 1,
4919 /*boundary*/ 0,
4920 #ifdef PAE
4921 /*lowaddr*/ BUS_SPACE_MAXADDR_32BIT,
4922 #else
4923 /*lowaddr*/ BUS_SPACE_MAXADDR,
4924 #endif
4925 /*highaddr*/ BUS_SPACE_MAXADDR,
4926 /*filter*/ NULL,
4927 /*filterarg*/ NULL,
4928 /*maxsize*/ ARCMSR_MAX_SG_ENTRIES * PAGE_SIZE * ARCMSR_MAX_FREESRB_NUM,
4929 /*nsegments*/ ARCMSR_MAX_SG_ENTRIES,
4930 /*maxsegsz*/ BUS_SPACE_MAXSIZE_32BIT,
4931 /*flags*/ 0,
4932 /*lockfunc*/ busdma_lock_mutex,
4933 /*lockarg*/ &acb->isr_lock,
4934 &acb->dm_segs_dmat) != 0)
4935 {
4936 arcmsr_free_resource(acb);
4937 printf("arcmsr%d: dm_segs_dmat bus_dma_tag_create failure!\n", acb->pci_unit);
4938 return ENOMEM;
4939 }
4940
4941 /* DMA tag for our srb structures.... Allocate the freesrb memory */
4942 if(bus_dma_tag_create( /*parent_dmat*/ acb->parent_dmat,
4943 /*alignment*/ 0x20,
4944 /*boundary*/ 0,
4945 /*lowaddr*/ BUS_SPACE_MAXADDR_32BIT,
4946 /*highaddr*/ BUS_SPACE_MAXADDR,
4947 /*filter*/ NULL,
4948 /*filterarg*/ NULL,
4949 /*maxsize*/ acb->max_coherent_size,
4950 /*nsegments*/ 1,
4951 /*maxsegsz*/ BUS_SPACE_MAXSIZE_32BIT,
4952 /*flags*/ 0,
4953 /*lockfunc*/ NULL,
4954 /*lockarg*/ NULL,
4955 &acb->srb_dmat) != 0)
4956 {
4957 arcmsr_free_resource(acb);
4958 printf("arcmsr%d: srb_dmat bus_dma_tag_create failure!\n", acb->pci_unit);
4959 return ENXIO;
4960 }
4961 /* Allocation for our srbs */
4962 if(bus_dmamem_alloc(acb->srb_dmat, (void **)&acb->uncacheptr, ARCMSR_DMA_ALLOC_FLAG, &acb->srb_dmamap) != 0) {
4963 arcmsr_free_resource(acb);
4964 printf("arcmsr%d: srb_dmat bus_dmamem_alloc failure!\n", acb->pci_unit);
4965 return ENXIO;
4966 }
4967 /* And permanently map them */
4968 rc = bus_dmamap_load(acb->srb_dmat, acb->srb_dmamap, acb->uncacheptr, acb->max_coherent_size, arcmsr_map_free_srb, acb, /*flags*/0);
4969 if((rc != 0) && (rc != EINPROGRESS)) {
4970 arcmsr_free_resource(acb);
4971 printf("arcmsr%d: srb_dmat bus_dmamap_load failure!\n", acb->pci_unit);
4972 return ENXIO;
4973 }
4974 acb->acb_flags |= ACB_F_DMAMAP_SRB;
4975 return (0);
4976 }
4977
arcmsr_alloc_xor_mem(device_t dev,struct AdapterControlBlock * acb)4978 static int arcmsr_alloc_xor_mem(device_t dev, struct AdapterControlBlock *acb)
4979 {
4980 int rc, xor_ram;
4981
4982 xor_ram = (acb->firm_PicStatus >> 24) & 0x0f;
4983 acb->xor_mega = (xor_ram - 1) * 32 + 128 + 3;
4984 acb->init2cfg_size = sizeof(struct HostRamBuf) + (sizeof(struct XorSg) * acb->xor_mega);
4985 /* DMA tag for XOR engine of Raid 5,6 */
4986 if(bus_dma_tag_create( /*parent_dmat*/ acb->parent_dmat,
4987 /*alignment*/ 0x40,
4988 /*boundary*/ 0,
4989 /*lowaddr*/ BUS_SPACE_MAXADDR_32BIT,
4990 /*highaddr*/ BUS_SPACE_MAXADDR,
4991 /*filter*/ NULL,
4992 /*filterarg*/ NULL,
4993 /*maxsize*/ acb->init2cfg_size,
4994 /*nsegments*/ 1,
4995 /*maxsegsz*/ acb->init2cfg_size,
4996 /*flags*/ 0,
4997 /*lockfunc*/ NULL,
4998 /*lockarg*/ NULL,
4999 &acb->xortable_dmat) != 0)
5000 {
5001 arcmsr_free_resource(acb);
5002 printf("arcmsr%d: xor table bus_dma_tag_create failure!\n", acb->pci_unit);
5003 return ENXIO;
5004 }
5005 /* Allocation for xors */
5006 if(bus_dmamem_alloc(acb->xortable_dmat, (void **)&acb->xortable, ARCMSR_DMA_ALLOC_FLAG, &acb->xortable_dmamap) != 0) {
5007 arcmsr_free_resource(acb);
5008 printf("arcmsr%d: xor table bus_dmamem_alloc failure!\n", acb->pci_unit);
5009 return ENXIO;
5010 }
5011 /* And permanently map xor segs */
5012 rc = bus_dmamap_load(acb->xortable_dmat, acb->xortable_dmamap, acb->xortable, acb->init2cfg_size, arcmsr_map_xor_sgtable, acb, /*flags*/0);
5013 if((rc != 0) && (rc != EINPROGRESS)) {
5014 arcmsr_free_resource(acb);
5015 printf("arcmsr%d: xor table bus_dmamap_load failure!\n", acb->pci_unit);
5016 return ENXIO;
5017 }
5018 acb->acb_flags |= ACB_F_DMAMAP_SGTABLE;
5019
5020 /* DMA tag for XOR engine of Raid 5,6 */
5021 if(bus_dma_tag_create( /*parent_dmat*/ acb->parent_dmat,
5022 /*alignment*/ 0x1000,
5023 /*boundary*/ 0,
5024 /*lowaddr*/ BUS_SPACE_MAXADDR_32BIT,
5025 /*highaddr*/ BUS_SPACE_MAXADDR,
5026 /*filter*/ NULL,
5027 /*filterarg*/ NULL,
5028 /*maxsize*/ (ARCMSR_XOR_SEG_SIZE * acb->xor_mega),
5029 /*nsegments*/ acb->xor_mega,
5030 /*maxsegsz*/ ARCMSR_XOR_SEG_SIZE,
5031 /*flags*/ 0,
5032 /*lockfunc*/ NULL,
5033 /*lockarg*/ NULL,
5034 &acb->xor_dmat) != 0)
5035 {
5036 arcmsr_free_resource(acb);
5037 printf("arcmsr%d: xor bus_dma_tag_create failure!\n", acb->pci_unit);
5038 return ENXIO;
5039 }
5040 /* Allocation for xors */
5041 if(bus_dmamem_alloc(acb->xor_dmat, (void **)&acb->xorptr, ARCMSR_DMA_ALLOC_FLAG, &acb->xor_dmamap) != 0) {
5042 arcmsr_free_resource(acb);
5043 printf("arcmsr%d: xor bus_dmamem_alloc failure!\n", acb->pci_unit);
5044 return ENXIO;
5045 }
5046 /* And permanently map xor segs */
5047 rc = bus_dmamap_load(acb->xor_dmat, acb->xor_dmamap, acb->xorptr, (ARCMSR_XOR_SEG_SIZE * acb->xor_mega), arcmsr_map_xor_sg, acb, /*flags*/0);
5048 if((rc != 0) && (rc != EINPROGRESS)) {
5049 arcmsr_free_resource(acb);
5050 printf("arcmsr%d: xor bus_dmamap_load failure!\n", acb->pci_unit);
5051 return ENXIO;
5052 }
5053 acb->acb_flags |= ACB_F_DMAMAP_SG;
5054 return (0);
5055 }
5056
arcmsr_initialize(device_t dev)5057 static u_int32_t arcmsr_initialize(device_t dev)
5058 {
5059 struct AdapterControlBlock *acb = device_get_softc(dev);
5060 int i, j, rc;
5061 u_int32_t vendor_dev_id;
5062
5063 vendor_dev_id = pci_get_devid(dev);
5064 acb->vendor_device_id = vendor_dev_id;
5065 acb->sub_device_id = pci_read_config(dev, PCIR_SUBDEV_0, 2);
5066 rc = arcmsr_define_adapter_type(acb);
5067 if (rc)
5068 return rc;
5069 rc = arcmsr_map_pcireg(dev, acb);
5070 if (rc)
5071 return rc;
5072 rc = arcmsr_alloc_srb(dev, acb);
5073 if (rc)
5074 return rc;
5075 // allocate N times 1 MB physical continuous memory for XOR engine of Raid 5, 6.
5076 if ((acb->firm_PicStatus >> 24) & 0x0f) {
5077 rc = arcmsr_alloc_xor_mem(dev, acb);
5078 if (rc)
5079 return rc;
5080 }
5081 if(acb->acb_flags & (ACB_F_MAPFREESRB_FAILD | ACB_F_MAPXOR_FAILD)) {
5082 arcmsr_free_resource(acb);
5083 printf("arcmsr%d: map free srb or xor buffer failure!\n", acb->pci_unit);
5084 return ENXIO;
5085 }
5086 acb->acb_flags |= (ACB_F_MESSAGE_WQBUFFER_CLEARED|ACB_F_MESSAGE_RQBUFFER_CLEARED|ACB_F_MESSAGE_WQBUFFER_READ);
5087 acb->acb_flags &= ~ACB_F_SCSISTOPADAPTER;
5088 /*
5089 ********************************************************************
5090 ** init raid volume state
5091 ********************************************************************
5092 */
5093 for(i=0; i < ARCMSR_MAX_TARGETID; i++) {
5094 for(j=0; j < ARCMSR_MAX_TARGETLUN; j++) {
5095 acb->devstate[i][j] = ARECA_RAID_GONE;
5096 }
5097 }
5098 arcmsr_iop_init(acb);
5099 return(0);
5100 }
5101
arcmsr_setup_msix(struct AdapterControlBlock * acb)5102 static int arcmsr_setup_msix(struct AdapterControlBlock *acb)
5103 {
5104 int i;
5105
5106 for (i = 0; i < acb->msix_vectors; i++) {
5107 acb->irq_id[i] = 1 + i;
5108 acb->irqres[i] = bus_alloc_resource_any(acb->pci_dev,
5109 SYS_RES_IRQ, &acb->irq_id[i], RF_ACTIVE);
5110 if (acb->irqres[i] == NULL) {
5111 printf("arcmsr: Can't allocate MSI-X resource\n");
5112 goto irq_alloc_failed;
5113 }
5114 if (bus_setup_intr(acb->pci_dev, acb->irqres[i],
5115 INTR_MPSAFE | INTR_TYPE_CAM, NULL, arcmsr_intr_handler,
5116 acb, &acb->ih[i])) {
5117 printf("arcmsr: Cannot set up MSI-X interrupt handler\n");
5118 goto irq_alloc_failed;
5119 }
5120 }
5121 printf("arcmsr: MSI-X INT enabled\n");
5122 acb->acb_flags |= ACB_F_MSIX_ENABLED;
5123 return TRUE;
5124
5125 irq_alloc_failed:
5126 arcmsr_teardown_intr(acb->pci_dev, acb);
5127 return FALSE;
5128 }
5129
5130 /*
5131 ************************************************************************
5132 ************************************************************************
5133 */
arcmsr_attach(device_t dev)5134 static int arcmsr_attach(device_t dev)
5135 {
5136 struct make_dev_args args;
5137 struct AdapterControlBlock *acb=(struct AdapterControlBlock *)device_get_softc(dev);
5138 u_int32_t unit=device_get_unit(dev);
5139 struct ccb_setasync csa;
5140 struct cam_devq *devq; /* Device Queue to use for this SIM */
5141 struct resource *irqres;
5142
5143 if(acb == NULL) {
5144 printf("arcmsr%d: cannot allocate softc\n", unit);
5145 return (ENOMEM);
5146 }
5147 arcmsr_mutex_init(acb);
5148 acb->pci_dev = dev;
5149 acb->pci_unit = unit;
5150 if(arcmsr_initialize(dev)) {
5151 printf("arcmsr%d: initialize failure!\n", unit);
5152 goto initialize_failed;
5153 }
5154 /* After setting up the adapter, map our interrupt */
5155 acb->msix_vectors = ARCMSR_NUM_MSIX_VECTORS;
5156 if (pci_alloc_msix(dev, &acb->msix_vectors) == 0) {
5157 if (arcmsr_setup_msix(acb) == TRUE)
5158 goto irqx;
5159 }
5160 acb->irq_id[0] = 0;
5161 irqres = bus_alloc_resource_any(dev, SYS_RES_IRQ, &acb->irq_id[0], RF_SHAREABLE | RF_ACTIVE);
5162 if(irqres == NULL ||
5163 bus_setup_intr(dev, irqres, INTR_TYPE_CAM|INTR_ENTROPY|INTR_MPSAFE, NULL, arcmsr_intr_handler, acb, &acb->ih[0])) {
5164 printf("arcmsr%d: unable to register interrupt handler!\n", unit);
5165 goto setup_intr_failed;
5166 }
5167 acb->irqres[0] = irqres;
5168 irqx:
5169 /*
5170 * Now let the CAM generic SCSI layer find the SCSI devices on
5171 * the bus * start queue to reset to the idle loop. *
5172 * Create device queue of SIM(s) * (MAX_START_JOB - 1) :
5173 * max_sim_transactions
5174 */
5175 devq = cam_simq_alloc(acb->maxOutstanding);
5176 if(devq == NULL) {
5177 printf("arcmsr%d: cam_simq_alloc failure!\n", unit);
5178 goto simq_alloc_failed;
5179 }
5180 acb->psim = cam_sim_alloc(arcmsr_action, arcmsr_poll, "arcmsr", acb, unit, &acb->isr_lock, 1, ARCMSR_MAX_OUTSTANDING_CMD, devq);
5181 if(acb->psim == NULL) {
5182 printf("arcmsr%d: cam_sim_alloc failure!\n", unit);
5183 goto sim_alloc_failed;
5184 }
5185 ARCMSR_LOCK_ACQUIRE(&acb->isr_lock);
5186 if(xpt_bus_register(acb->psim, dev, 0) != CAM_SUCCESS) {
5187 printf("arcmsr%d: xpt_bus_register failure!\n", unit);
5188 goto xpt_bus_failed;
5189 }
5190 if(xpt_create_path(&acb->ppath, /* periph */ NULL, cam_sim_path(acb->psim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
5191 printf("arcmsr%d: xpt_create_path failure!\n", unit);
5192 goto xpt_path_failed;
5193 }
5194 /*
5195 ****************************************************
5196 */
5197 memset(&csa, 0, sizeof(csa));
5198 xpt_setup_ccb(&csa.ccb_h, acb->ppath, /*priority*/5);
5199 csa.ccb_h.func_code = XPT_SASYNC_CB;
5200 csa.event_enable = AC_FOUND_DEVICE|AC_LOST_DEVICE;
5201 csa.callback = arcmsr_async;
5202 csa.callback_arg = acb->psim;
5203 xpt_action((union ccb *)&csa);
5204 ARCMSR_LOCK_RELEASE(&acb->isr_lock);
5205 /* Create the control device. */
5206 make_dev_args_init(&args);
5207 args.mda_devsw = &arcmsr_cdevsw;
5208 args.mda_uid = UID_ROOT;
5209 args.mda_gid = GID_WHEEL /* GID_OPERATOR */;
5210 args.mda_mode = S_IRUSR | S_IWUSR;
5211 args.mda_si_drv1 = acb;
5212 (void)make_dev_s(&args, &acb->ioctl_dev, "arcmsr%d", unit);
5213
5214 (void)make_dev_alias(acb->ioctl_dev, "arc%d", unit);
5215 arcmsr_callout_init(&acb->devmap_callout);
5216 callout_reset(&acb->devmap_callout, 60 * hz, arcmsr_polling_devmap, acb);
5217 return (0);
5218 xpt_path_failed:
5219 xpt_bus_deregister(cam_sim_path(acb->psim));
5220 xpt_bus_failed:
5221 cam_sim_free(acb->psim, /* free_simq */ TRUE);
5222 sim_alloc_failed:
5223 cam_simq_free(devq);
5224 simq_alloc_failed:
5225 arcmsr_teardown_intr(dev, acb);
5226 setup_intr_failed:
5227 arcmsr_free_resource(acb);
5228 initialize_failed:
5229 arcmsr_mutex_destroy(acb);
5230 return ENXIO;
5231 }
5232
5233 /*
5234 ************************************************************************
5235 ************************************************************************
5236 */
arcmsr_probe(device_t dev)5237 static int arcmsr_probe(device_t dev)
5238 {
5239 u_int32_t id;
5240 u_int16_t sub_device_id;
5241 static char buf[256];
5242 char x_type[]={"unknown"};
5243 char *type;
5244 int raid6 = 1;
5245
5246 if (pci_get_vendor(dev) != PCI_VENDOR_ID_ARECA) {
5247 return (ENXIO);
5248 }
5249 sub_device_id = pci_read_config(dev, PCIR_SUBDEV_0, 2);
5250 switch(id = pci_get_devid(dev)) {
5251 case PCIDevVenIDARC1110:
5252 case PCIDevVenIDARC1200:
5253 case PCIDevVenIDARC1201:
5254 case PCIDevVenIDARC1210:
5255 raid6 = 0;
5256 /*FALLTHRU*/
5257 case PCIDevVenIDARC1120:
5258 case PCIDevVenIDARC1130:
5259 case PCIDevVenIDARC1160:
5260 case PCIDevVenIDARC1170:
5261 case PCIDevVenIDARC1220:
5262 case PCIDevVenIDARC1230:
5263 case PCIDevVenIDARC1231:
5264 case PCIDevVenIDARC1260:
5265 case PCIDevVenIDARC1261:
5266 case PCIDevVenIDARC1270:
5267 case PCIDevVenIDARC1280:
5268 type = "SATA 3G";
5269 break;
5270 case PCIDevVenIDARC1212:
5271 case PCIDevVenIDARC1222:
5272 case PCIDevVenIDARC1380:
5273 case PCIDevVenIDARC1381:
5274 case PCIDevVenIDARC1680:
5275 case PCIDevVenIDARC1681:
5276 type = "SAS 3G";
5277 break;
5278 case PCIDevVenIDARC1880:
5279 case PCIDevVenIDARC1882:
5280 case PCIDevVenIDARC1883:
5281 case PCIDevVenIDARC1213:
5282 case PCIDevVenIDARC1223:
5283 if ((sub_device_id == ARECA_SUB_DEV_ID_1883) ||
5284 (sub_device_id == ARECA_SUB_DEV_ID_1216) ||
5285 (sub_device_id == ARECA_SUB_DEV_ID_1226))
5286 type = "SAS 12G,SATA 6G";
5287 else
5288 type = "SAS,SATA 6G";
5289 break;
5290 case PCIDevVenIDARC1884:
5291 type = "SAS 12G";
5292 break;
5293 case PCIDevVenIDARC1886_0:
5294 case PCIDevVenIDARC1886_:
5295 case PCIDevVenIDARC1886:
5296 type = "NVME,SAS-12G,SATA-6G";
5297 break;
5298 case PCIDevVenIDARC1214:
5299 case PCIDevVenIDARC1224:
5300 if ((sub_device_id == ARECA_SUB_DEV_ID_1214) ||
5301 (sub_device_id == ARECA_SUB_DEV_ID_1224))
5302 type = "SAS 6G";
5303 else
5304 type = "SATA 6G";
5305 break;
5306 case PCIDevVenIDARC1203:
5307 type = "SATA 6G";
5308 break;
5309 default:
5310 type = x_type;
5311 raid6 = 0;
5312 break;
5313 }
5314 if(type == x_type)
5315 return(ENXIO);
5316 sprintf(buf, "Areca %s Host Adapter RAID Controller %s\n%s\n",
5317 type, raid6 ? "(RAID6 capable)" : "", ARCMSR_DRIVER_VERSION);
5318 device_set_desc_copy(dev, buf);
5319 return (BUS_PROBE_DEFAULT);
5320 }
5321 /*
5322 ************************************************************************
5323 ************************************************************************
5324 */
arcmsr_shutdown(device_t dev)5325 static int arcmsr_shutdown(device_t dev)
5326 {
5327 u_int32_t i;
5328 struct CommandControlBlock *srb;
5329 struct AdapterControlBlock *acb=(struct AdapterControlBlock *)device_get_softc(dev);
5330
5331 /* stop adapter background rebuild */
5332 ARCMSR_LOCK_ACQUIRE(&acb->isr_lock);
5333 /* disable all outbound interrupt */
5334 arcmsr_disable_allintr(acb);
5335 arcmsr_stop_adapter_bgrb(acb);
5336 arcmsr_flush_adapter_cache(acb);
5337 /* abort all outstanding command */
5338 acb->acb_flags |= ACB_F_SCSISTOPADAPTER;
5339 acb->acb_flags &= ~ACB_F_IOP_INITED;
5340 if(acb->srboutstandingcount != 0) {
5341 /*clear and abort all outbound posted Q*/
5342 arcmsr_done4abort_postqueue(acb);
5343 /* talk to iop 331 outstanding command aborted*/
5344 arcmsr_abort_allcmd(acb);
5345 for(i=0; i < ARCMSR_MAX_FREESRB_NUM; i++) {
5346 srb = acb->psrb_pool[i];
5347 if(srb->srb_state == ARCMSR_SRB_START) {
5348 srb->srb_state = ARCMSR_SRB_ABORTED;
5349 srb->pccb->ccb_h.status |= CAM_REQ_ABORTED;
5350 arcmsr_srb_complete(srb, 1);
5351 }
5352 }
5353 }
5354 acb->srboutstandingcount = 0;
5355 acb->workingsrb_doneindex = 0;
5356 acb->workingsrb_startindex = 0;
5357 acb->pktRequestCount = 0;
5358 acb->pktReturnCount = 0;
5359 ARCMSR_LOCK_RELEASE(&acb->isr_lock);
5360 return (0);
5361 }
5362 /*
5363 ************************************************************************
5364 ************************************************************************
5365 */
arcmsr_teardown_intr(device_t dev,struct AdapterControlBlock * acb)5366 static void arcmsr_teardown_intr(device_t dev, struct AdapterControlBlock *acb)
5367 {
5368 int i;
5369
5370 if (acb->acb_flags & ACB_F_MSIX_ENABLED) {
5371 for (i = 0; i < acb->msix_vectors; i++) {
5372 if (acb->ih[i])
5373 bus_teardown_intr(dev, acb->irqres[i], acb->ih[i]);
5374 if (acb->irqres[i] != NULL)
5375 bus_release_resource(dev, SYS_RES_IRQ,
5376 acb->irq_id[i], acb->irqres[i]);
5377
5378 acb->ih[i] = NULL;
5379 }
5380 pci_release_msi(dev);
5381 } else {
5382 if (acb->ih[0])
5383 bus_teardown_intr(dev, acb->irqres[0], acb->ih[0]);
5384 if (acb->irqres[0] != NULL)
5385 bus_release_resource(dev, SYS_RES_IRQ,
5386 acb->irq_id[0], acb->irqres[0]);
5387 acb->ih[0] = NULL;
5388 }
5389
5390 }
5391 /*
5392 ************************************************************************
5393 ************************************************************************
5394 */
arcmsr_detach(device_t dev)5395 static int arcmsr_detach(device_t dev)
5396 {
5397 struct AdapterControlBlock *acb=(struct AdapterControlBlock *)device_get_softc(dev);
5398
5399 callout_stop(&acb->devmap_callout);
5400 arcmsr_teardown_intr(dev, acb);
5401 arcmsr_shutdown(dev);
5402 arcmsr_free_resource(acb);
5403 ARCMSR_LOCK_ACQUIRE(&acb->isr_lock);
5404 xpt_async(AC_LOST_DEVICE, acb->ppath, NULL);
5405 xpt_free_path(acb->ppath);
5406 xpt_bus_deregister(cam_sim_path(acb->psim));
5407 cam_sim_free(acb->psim, TRUE);
5408 ARCMSR_LOCK_RELEASE(&acb->isr_lock);
5409 arcmsr_mutex_destroy(acb);
5410 return (0);
5411 }
5412
5413 #ifdef ARCMSR_DEBUG1
arcmsr_dump_data(struct AdapterControlBlock * acb)5414 static void arcmsr_dump_data(struct AdapterControlBlock *acb)
5415 {
5416 if((acb->pktRequestCount - acb->pktReturnCount) == 0)
5417 return;
5418 printf("Command Request Count =0x%x\n",acb->pktRequestCount);
5419 printf("Command Return Count =0x%x\n",acb->pktReturnCount);
5420 printf("Command (Req-Rtn) Count =0x%x\n",(acb->pktRequestCount - acb->pktReturnCount));
5421 printf("Queued Command Count =0x%x\n",acb->srboutstandingcount);
5422 }
5423 #endif
5424