xref: /dragonfly/sys/dev/raid/amr/amrreg.h (revision 0cfebe3d)
1 /*-
2  * Copyright (c) 1999,2000 Michael Smith
3  * Copyright (c) 2000 BSDi
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  *
27  * Copyright (c) 2002 Eric Moore
28  * Copyright (c) 2002 LSI Logic Corporation
29  * All rights reserved.
30  *
31  * Redistribution and use in source and binary forms, with or without
32  * modification, are permitted provided that the following conditions
33  * are met:
34  * 1. Redistributions of source code must retain the above copyright
35  *    notice, this list of conditions and the following disclaimer.
36  * 2. Redistributions in binary form must reproduce the above copyright
37  *    notice, this list of conditions and the following disclaimer in the
38  *    documentation and/or other materials provided with the distribution.
39  * 3. The party using or redistributing the source code and binary forms
40  *    agrees to the disclaimer below and the terms and conditions set forth
41  *    herein.
42  *
43  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
44  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
45  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
46  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
47  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
48  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
49  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
50  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
51  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
52  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53  * SUCH DAMAGE.
54  *
55  *      $FreeBSD: src/sys/dev/amr/amrreg.h,v 1.1.2.4 2002/11/11 13:19:10 emoore Exp $
56  *      $DragonFly: src/sys/dev/raid/amr/amrreg.h,v 1.2 2003/06/17 04:28:22 dillon Exp $
57  */
58 
59 /********************************************************************************
60  ********************************************************************************
61                                                                 Driver parameters
62  ********************************************************************************
63  ********************************************************************************/
64 
65 /*
66  * We could actually use all 17 segments, but using only 16 means that
67  * each scatter/gather map is 128 bytes in size, and thus we don't have to worry about
68  * maps crossing page boundaries.
69  *
70  * The AMI documentation says that the limit is 26.  Unfortunately, there's no way to
71  * cleanly fit more than 16 entries in without a page boundary.  But is this a concern,
72  * since we allocate the s/g maps contiguously anyway?
73  */
74 /*
75  * emoore - Oct 21, 2002
76  * firmware doesn't have sglist boundary restrictions.
77  * The sgelem can be set to 26
78  */
79 #define AMR_NSEG		26
80 
81 #define AMR_MAXCMD		255		/* ident = 0 not allowed */
82 #define AMR_LIMITCMD		120		/* maximum count of outstanding commands */
83 #define AMR_MAXLD      		40
84 
85 #define AMR_MAX_CHANNELS	4
86 #define AMR_MAX_TARGETS		15
87 #define AMR_MAX_LUNS		7
88 #define AMR_MAX_SCSI_CMDS	(15 * AMR_MAX_CHANNELS)	/* one for every target? */
89 
90 #define AMR_MAX_CDB_LEN		0x0a
91 #define AMR_MAX_EXTCDB_LEN	0x10
92 #define AMR_MAX_REQ_SENSE_LEN	0x20
93 
94 #define AMR_BLKSIZE		512		/* constant for all controllers */
95 
96 /*
97  * Perform at-startup board initialisation.
98  * At this point in time, this code doesn't work correctly, so leave it disabled.
99  */
100 /*#define AMR_BOARD_INIT*/
101 
102 /********************************************************************************
103  ********************************************************************************
104                                                           Interface Magic Numbers
105  ********************************************************************************
106  ********************************************************************************/
107 
108 /*
109  * Mailbox commands
110  */
111 #define AMR_CMD_LREAD		0x01
112 #define AMR_CMD_LWRITE		0x02
113 #define AMR_CMD_PASS		0x03
114 #define AMR_CMD_EXT_ENQUIRY	0x04
115 #define AMR_CMD_ENQUIRY		0x05
116 #define AMR_CMD_FLUSH		0x0a
117 #define AMR_CMD_EXT_ENQUIRY2	0x0c
118 #define AMR_CONFIG_PRODINFO	0x0e
119 #define AMR_CMD_GET_MACHINEID	0x36
120 #define AMR_CMD_GET_INITIATOR	0x7d	/* returns one byte */
121 #define AMR_CMD_CONFIG		0xa1
122 #define AMR_CONFIG_PRODUCT_INFO		0x0e
123 #define AMR_CONFIG_ENQ3			0x0f
124 #define AMR_CONFIG_ENQ3_SOLICITED_NOTIFY	0x01
125 #define AMR_CONFIG_ENQ3_SOLICITED_FULL		0x02
126 #define AMR_CONFIG_ENQ3_UNSOLICITED		0x03
127 #define AMR_CMD_EXTPASS		0xe3
128 
129 /*
130  * Command results
131  */
132 #define AMR_STATUS_SUCCESS	0x00
133 #define AMR_STATUS_ABORTED	0x02
134 #define AMR_STATUS_FAILED	0x80
135 
136 /*
137  * Physical/logical drive states
138  */
139 #define AMR_DRV_CURSTATE(x)	((x) & 0x0f)
140 #define AMR_DRV_PREVSTATE(x)	(((x) >> 4) & 0x0f)
141 #define AMR_DRV_OFFLINE		0x00
142 #define AMR_DRV_DEGRADED	0x01
143 #define AMR_DRV_OPTIMAL		0x02
144 #define AMR_DRV_ONLINE		0x03
145 #define AMR_DRV_FAILED		0x04
146 #define AMR_DRV_REBUILD		0x05
147 #define AMR_DRV_HOTSPARE	0x06
148 
149 /*
150  * Logical drive properties
151  */
152 #define AMR_DRV_RAID_MASK	0x0f	/* RAID level 0, 1, 3, 5, etc. */
153 #define AMR_DRV_WRITEBACK	0x10	/* write-back enabled */
154 #define AMR_DRV_READHEAD	0x20	/* readhead policy enabled */
155 #define AMR_DRV_ADAPTIVE	0x40	/* adaptive I/O policy enabled */
156 
157 /*
158  * Battery status
159  */
160 #define AMR_BATT_MODULE_MISSING		0x01
161 #define AMR_BATT_LOW_VOLTAGE		0x02
162 #define AMR_BATT_TEMP_HIGH		0x04
163 #define AMR_BATT_PACK_MISSING		0x08
164 #define AMR_BATT_CHARGE_MASK		0x30
165 #define AMR_BATT_CHARGE_DONE		0x00
166 #define AMR_BATT_CHARGE_INPROG		0x10
167 #define AMR_BATT_CHARGE_FAIL		0x20
168 #define AMR_BATT_CYCLES_EXCEEDED	0x40
169 
170 
171 /********************************************************************************
172  ********************************************************************************
173                                                            8LD Firmware Interface
174  ********************************************************************************
175  ********************************************************************************/
176 
177 /*
178  * Array constraints
179  */
180 #define AMR_8LD_MAXDRIVES	8
181 #define AMR_8LD_MAXCHAN		5
182 #define AMR_8LD_MAXTARG		15
183 #define AMR_8LD_MAXPHYSDRIVES	(AMR_8LD_MAXCHAN * AMR_8LD_MAXTARG)
184 
185 /*
186  * Adapter Info structure
187  */
188 struct amr_adapter_info
189 {
190     u_int8_t	aa_maxio;
191     u_int8_t	aa_rebuild_rate;
192     u_int8_t	aa_maxtargchan;
193     u_int8_t	aa_channels;
194     u_int8_t	aa_firmware[4];
195     u_int16_t	aa_flashage;
196     u_int8_t	aa_chipsetvalue;
197     u_int8_t	aa_memorysize;
198     u_int8_t	aa_cacheflush;
199     u_int8_t	aa_bios[4];
200     u_int8_t	aa_boardtype;
201     u_int8_t	aa_scsisensealert;
202     u_int8_t	aa_writeconfigcount;
203     u_int8_t	aa_driveinsertioncount;
204     u_int8_t	aa_inserteddrive;
205     u_int8_t	aa_batterystatus;
206     u_int8_t   	res1;
207 } __packed;
208 
209 /*
210  * Logical Drive info structure
211  */
212 struct amr_logdrive_info
213 {
214     u_int8_t	al_numdrives;
215     u_int8_t	res1[3];
216     u_int32_t	al_size[AMR_8LD_MAXDRIVES];
217     u_int8_t	al_properties[AMR_8LD_MAXDRIVES];
218     u_int8_t	al_state[AMR_8LD_MAXDRIVES];
219 } __packed;
220 
221 /*
222  * Physical Drive info structure
223  */
224 struct amr_physdrive_info
225 {
226     u_int8_t	ap_state[AMR_8LD_MAXPHYSDRIVES];	/* low nibble current state, high nibble previous state */
227     u_int8_t	ap_predictivefailure;
228 } __packed;
229 
230 /*
231  * Enquiry response structure for AMR_CMD_ENQUIRY, AMR_CMD_EXT_ENQUIRY and
232  * AMR_CMD_EXT_ENQUIRY2.
233  *								ENQUIRY EXT_ENQUIRY EXT_ENQUIRY2
234  */
235 struct amr_enquiry
236 {
237     struct amr_adapter_info	ae_adapter;			/* X	  X		X */
238     struct amr_logdrive_info	ae_ldrv;			/* X	  X		X */
239     struct amr_physdrive_info	ae_pdrv;			/* X	  X		X */
240     u_int8_t			ae_formatting[AMR_8LD_MAXDRIVES];/*	  X		X */
241     u_int8_t			res1[AMR_8LD_MAXDRIVES];	/*	  X		X */
242     u_int32_t			ae_extlen;			/*			X */
243     u_int16_t			ae_subsystem;			/*			X */
244     u_int16_t			ae_subvendor;			/*			X */
245     u_int32_t			ae_signature;			/*			X */
246 #define AMR_SIG_431	0xfffe0001
247 #define AMR_SIG_438	0xfffd0002
248 #define AMR_SIG_762	0xfffc0003
249 #define AMR_SIG_T5	0xfffb0004
250 #define AMR_SIG_466	0xfffa0005
251 #define AMR_SIG_467	0xfff90006
252 #define AMR_SIG_T7	0xfff80007
253 #define AMR_SIG_490	0xfff70008
254     u_int8_t			res2[844];			/*			X */
255 } __packed;
256 
257 
258 /********************************************************************************
259  ********************************************************************************
260                                                           40LD Firmware Interface
261  ********************************************************************************
262  ********************************************************************************/
263 
264 /*
265  * Array constraints
266  */
267 #define AMR_40LD_MAXDRIVES	40
268 #define AMR_40LD_MAXCHAN	16
269 #define AMR_40LD_MAXTARG	16
270 #define AMR_40LD_MAXPHYSDRIVES	256
271 
272 /*
273  * Product Info structure
274  */
275 struct amr_prodinfo
276 {
277     u_int32_t	ap_size;		/* current size in bytes (not including resvd) */
278     u_int32_t	ap_configsig;		/* default is 0x00282008, indicating 0x28 maximum
279 					 * logical drives, 0x20 maximum stripes and 0x08
280 					 * maximum spans */
281     u_int8_t	ap_firmware[16];	/* printable identifiers */
282     u_int8_t	ap_bios[16];
283     u_int8_t	ap_product[80];
284     u_int8_t	ap_maxio;		/* maximum number of concurrent commands supported */
285     u_int8_t	ap_nschan;		/* number of SCSI channels present */
286     u_int8_t	ap_fcloops;		/* number of fibre loops present */
287     u_int8_t	ap_memtype;		/* memory type */
288     u_int32_t	ap_signature;
289     u_int16_t	ap_memsize;		/* onboard memory in MB */
290     u_int16_t	ap_subsystem;		/* subsystem identifier */
291     u_int16_t	ap_subvendor;		/* subsystem vendor ID */
292     u_int8_t	ap_numnotifyctr;	/* number of notify counters */
293 } __packed;
294 
295 /*
296  * Notify structure
297  */
298 struct amr_notify
299 {
300     u_int32_t	an_globalcounter;	/* change counter */
301 
302     u_int8_t	an_paramcounter;	/* parameter change counter */
303     u_int8_t	an_paramid;
304 #define AMR_PARAM_REBUILD_RATE		0x01	/* value = new rebuild rate */
305 #define AMR_PARAM_FLUSH_INTERVAL	0x02	/* value = new flush interval */
306 #define AMR_PARAM_SENSE_ALERT		0x03	/* value = last physical drive with check condition set */
307 #define AMR_PARAM_DRIVE_INSERTED	0x04	/* value = last physical drive inserted */
308 #define AMR_PARAM_BATTERY_STATUS	0x05	/* value = battery status */
309     u_int16_t	an_paramval;
310 
311     u_int8_t	an_writeconfigcounter;	/* write config occurred */
312     u_int8_t	res1[3];
313 
314     u_int8_t	an_ldrvopcounter;	/* logical drive operation started/completed */
315     u_int8_t	an_ldrvopid;
316     u_int8_t	an_ldrvopcmd;
317 #define AMR_LDRVOP_CHECK	0x01
318 #define AMR_LDRVOP_INIT		0x02
319 #define AMR_LDRVOP_REBUILD	0x03
320     u_int8_t	an_ldrvopstatus;
321 #define AMR_LDRVOP_SUCCESS	0x00
322 #define AMR_LDRVOP_FAILED	0x01
323 #define AMR_LDRVOP_ABORTED	0x02
324 #define AMR_LDRVOP_CORRECTED	0x03
325 #define AMR_LDRVOP_STARTED	0x04
326 
327     u_int8_t	an_ldrvstatecounter;	/* logical drive state change occurred */
328     u_int8_t	an_ldrvstateid;
329     u_int8_t	an_ldrvstatenew;
330     u_int8_t	an_ldrvstateold;
331 
332     u_int8_t	an_pdrvstatecounter;	/* physical drive state change occurred */
333     u_int8_t	an_pdrvstateid;
334     u_int8_t	an_pdrvstatenew;
335     u_int8_t	an_pdrvstateold;
336 
337     u_int8_t	an_pdrvfmtcounter;
338     u_int8_t	an_pdrvfmtid;
339     u_int8_t	an_pdrvfmtval;
340 #define AMR_FORMAT_START	0x01
341 #define AMR_FORMAT_COMPLETE	0x02
342     u_int8_t	res2;
343 
344     u_int8_t	an_targxfercounter;	/* scsi xfer rate change */
345     u_int8_t	an_targxferid;
346     u_int8_t	an_targxferval;
347     u_int8_t	res3;
348 
349     u_int8_t	an_fcloopidcounter;	/* FC/AL loop ID changed */
350     u_int8_t	an_fcloopidpdrvid;
351     u_int8_t	an_fcloopid0;
352     u_int8_t	an_fcloopid1;
353 
354     u_int8_t	an_fcloopstatecounter;	/* FC/AL loop status changed */
355     u_int8_t	an_fcloopstate0;
356     u_int8_t	an_fcloopstate1;
357     u_int8_t	res4;
358 } __packed;
359 
360 /*
361  * Enquiry3 structure
362  */
363 struct amr_enquiry3
364 {
365     u_int32_t	ae_datasize;		/* valid data size in this structure */
366     union {				/* event notify structure */
367 	struct amr_notify	n;
368 	u_int8_t		pad[0x80];
369     } 		ae_notify;
370     u_int8_t	ae_rebuildrate;		/* current rebuild rate in % */
371     u_int8_t	ae_cacheflush;		/* flush interval in seconds */
372     u_int8_t	ae_sensealert;
373     u_int8_t	ae_driveinsertcount;	/* count of inserted drives */
374     u_int8_t	ae_batterystatus;
375     u_int8_t	ae_numldrives;
376     u_int8_t	ae_reconstate[AMR_40LD_MAXDRIVES / 8];	/* reconstruction state */
377     u_int16_t	ae_opstatus[AMR_40LD_MAXDRIVES / 8];	/* operation status per drive */
378     u_int32_t	ae_drivesize[AMR_40LD_MAXDRIVES];	/* logical drive size */
379     u_int8_t	ae_driveprop[AMR_40LD_MAXDRIVES];	/* logical drive properties */
380     u_int8_t	ae_drivestate[AMR_40LD_MAXDRIVES];	/* physical drive state */
381     u_int16_t	ae_driveformat[AMR_40LD_MAXPHYSDRIVES];
382     u_int8_t	ae_targxfer[80];			/* physical drive transfer rates */
383 
384     u_int8_t	res1[263];		/* pad to 1024 bytes */
385 } __packed;
386 
387 
388 /********************************************************************************
389  ********************************************************************************
390                                                    Mailbox and Command Structures
391  ********************************************************************************
392  ********************************************************************************/
393 
394 #define AMR_MBOX_CMDSIZE	0x10	/* portion worth copying for controller */
395 
396 struct amr_mailbox
397 {
398     u_int8_t	mb_command;
399     u_int8_t	mb_ident;
400     u_int16_t	mb_blkcount;
401     u_int32_t	mb_lba;
402     u_int32_t	mb_physaddr;
403     u_int8_t	mb_drive;
404     u_int8_t	mb_nsgelem;
405     u_int8_t	res1;
406     u_int8_t	mb_busy;
407     u_int8_t	mb_nstatus;
408     u_int8_t	mb_status;
409     u_int8_t	mb_completed[46];
410     u_int8_t	mb_poll;
411     u_int8_t	mb_ack;
412     u_int8_t	res2[16];
413 } __packed;
414 
415 struct amr_mailbox64
416 {
417     u_int32_t		mb64_segment;	/* for 64-bit controllers */
418     struct amr_mailbox	mb;
419 } __packed;
420 
421 struct amr_mailbox_ioctl
422 {
423     u_int8_t	mb_command;
424     u_int8_t	mb_ident;
425     u_int8_t	mb_channel;
426     u_int8_t	mb_param;
427     u_int8_t	mb_pad[4];
428     u_int32_t	mb_physaddr;
429     u_int8_t	mb_drive;
430     u_int8_t	mb_nsgelem;
431     u_int8_t	res1;
432     u_int8_t	mb_busy;
433     u_int8_t	mb_nstatus;
434     u_int8_t	mb_completed[46];
435     u_int8_t	mb_poll;
436     u_int8_t	mb_ack;
437     u_int8_t	res4[16];
438 } __packed;
439 
440 struct amr_sgentry
441 {
442     u_int32_t	sg_addr;
443     u_int32_t	sg_count;
444 } __packed;
445 
446 struct amr_passthrough
447 {
448     u_int8_t	ap_timeout:3;
449     u_int8_t	ap_ars:1;
450     u_int8_t	ap_dummy:3;
451     u_int8_t	ap_islogical:1;
452     u_int8_t	ap_logical_drive_no;
453     u_int8_t	ap_channel;
454     u_int8_t	ap_scsi_id;
455     u_int8_t	ap_queue_tag;
456     u_int8_t	ap_queue_action;
457     u_int8_t	ap_cdb[AMR_MAX_CDB_LEN];
458     u_int8_t	ap_cdb_length;
459     u_int8_t	ap_request_sense_length;
460     u_int8_t	ap_request_sense_area[AMR_MAX_REQ_SENSE_LEN];
461     u_int8_t	ap_no_sg_elements;
462     u_int8_t	ap_scsi_status;
463     u_int32_t	ap_data_transfer_address;
464     u_int32_t	ap_data_transfer_length;
465 } __packed;
466 
467 struct amr_ext_passthrough
468 {
469     u_int8_t	ap_timeout:3;
470     u_int8_t	ap_ars:1;
471     u_int8_t	ap_rsvd1:1;
472     u_int8_t	ap_cd_rom:1;
473     u_int8_t	ap_rsvd2:1;
474     u_int8_t	ap_islogical:1;
475     u_int8_t	ap_logical_drive_no;
476     u_int8_t	ap_channel;
477     u_int8_t	ap_scsi_id;
478     u_int8_t	ap_queue_tag;
479     u_int8_t	ap_queue_action;
480     u_int8_t	ap_cdb_length;
481     u_int8_t	ap_rsvd3;
482     u_int8_t	ap_cdb[AMR_MAX_EXTCDB_LEN];
483     u_int8_t	ap_no_sg_elements;
484     u_int8_t	ap_scsi_status;
485     u_int8_t	ap_request_sense_length;
486     u_int8_t	ap_request_sense_area[AMR_MAX_REQ_SENSE_LEN];
487     u_int8_t	ap_rsvd4;
488     u_int32_t	ap_data_transfer_address;
489     u_int32_t	ap_data_transfer_length;
490 } __packed;
491 
492 #ifdef _KERNEL
493 /********************************************************************************
494  ********************************************************************************
495                                                "Quartz" i960 PCI bridge interface
496  ********************************************************************************
497  ********************************************************************************/
498 
499 #define AMR_CFG_SIG		0xa0		/* PCI config register for signature */
500 #define AMR_SIGNATURE_1		0xCCCC		/* i960 signature (older adapters) */
501 #define AMR_SIGNATURE_2		0x3344		/* i960 signature (newer adapters) */
502 
503 /*
504  * Doorbell registers
505  */
506 #define AMR_QIDB		0x20
507 #define AMR_QODB		0x2c
508 #define AMR_QIDB_SUBMIT		0x00000001	/* mailbox ready for work */
509 #define AMR_QIDB_ACK		0x00000002	/* mailbox done */
510 #define AMR_QODB_READY		0x10001234	/* work ready to be processed */
511 
512 /*
513  * Initialisation status
514  */
515 #define AMR_QINIT_SCAN		0x01	/* init scanning drives */
516 #define AMR_QINIT_SCANINIT	0x02	/* init scanning initialising */
517 #define AMR_QINIT_FIRMWARE	0x03	/* init firmware initing */
518 #define AMR_QINIT_INPROG	0xdc	/* init in progress */
519 #define AMR_QINIT_SPINUP	0x2c	/* init spinning drives */
520 #define AMR_QINIT_NOMEM		0xac	/* insufficient memory */
521 #define AMR_QINIT_CACHEFLUSH	0xbc	/* init flushing cache */
522 #define AMR_QINIT_DONE		0x9c	/* init successfully done */
523 
524 /*
525  * I/O primitives
526  */
527 #define AMR_QPUT_IDB(sc, val)	bus_space_write_4(sc->amr_btag, sc->amr_bhandle, AMR_QIDB, val)
528 #define AMR_QGET_IDB(sc)	bus_space_read_4 (sc->amr_btag, sc->amr_bhandle, AMR_QIDB)
529 #define AMR_QPUT_ODB(sc, val)	bus_space_write_4(sc->amr_btag, sc->amr_bhandle, AMR_QODB, val)
530 #define AMR_QGET_ODB(sc)	bus_space_read_4 (sc->amr_btag, sc->amr_bhandle, AMR_QODB)
531 
532 #ifdef AMR_BOARD_INIT
533 #define AMR_QRESET(sc)											\
534 	do { 												\
535 	    pci_write_config((sc)->amr_dev, 0x40, pci_read_config((sc)->amr_dev, 0x40, 1) | 0x20, 1); 	\
536 	    pci_write_config((sc)->amr_dev, 0x64, 0x1122, 1);						\
537 	} while (0)
538 #define AMR_QGET_INITSTATUS(sc)	pci_read_config((sc)->amr_dev, 0x9c, 1)
539 #define AMR_QGET_INITCHAN(sc)	pci_read_config((sc)->amr_dev, 0x9f, 1)
540 #define AMR_QGET_INITTARG(sc)	pci_read_config((sc)->amr_dev, 0x9e, 1)
541 #endif
542 
543 /********************************************************************************
544  ********************************************************************************
545                                        "Standard" old-style ASIC bridge interface
546  ********************************************************************************
547  ********************************************************************************/
548 
549 /*
550  * I/O registers
551  */
552 #define AMR_SCMD		0x10	/* command/ack register (write) */
553 #define AMR_SMBOX_BUSY		0x10	/* mailbox status (read) */
554 #define AMR_STOGGLE		0x11	/* interrupt enable bit here */
555 #define AMR_SMBOX_0		0x14	/* mailbox physical address low byte */
556 #define AMR_SMBOX_1		0x15
557 #define AMR_SMBOX_2		0x16
558 #define AMR_SMBOX_3		0x17	/*                          high byte */
559 #define AMR_SMBOX_ENABLE	0x18	/* atomic mailbox address enable */
560 #define AMR_SINTR		0x1a	/* interrupt status */
561 
562 /*
563  * I/O magic numbers
564  */
565 #define AMR_SCMD_POST		0x10	/* -> SCMD to initiate action on mailbox */
566 #define AMR_SCMD_ACKINTR	0x08	/* -> SCMD to ack mailbox retrieved */
567 #define AMR_STOGL_IENABLE	0xc0	/* in STOGGLE */
568 #define AMR_SINTR_VALID		0x40	/* in SINTR */
569 #define AMR_SMBOX_BUSYFLAG	0x10	/* in SMBOX_BUSY */
570 #define AMR_SMBOX_ADDR		0x00	/* -> SMBOX_ENABLE */
571 
572 /*
573  * Initialisation status
574  */
575 #define AMR_SINIT_ABEND		0xee	/* init abnormal terminated */
576 #define AMR_SINIT_NOMEM		0xca	/* insufficient memory */
577 #define AMR_SINIT_CACHEFLUSH	0xbb	/* firmware flushing cache */
578 #define AMR_SINIT_INPROG	0x11	/* init in progress */
579 #define AMR_SINIT_SPINUP	0x22	/* firmware spinning drives */
580 #define AMR_SINIT_DONE		0x99	/* init successfully done */
581 
582 /*
583  * I/O primitives
584  */
585 #define AMR_SPUT_ISTAT(sc, val)	bus_space_write_1(sc->amr_btag, sc->amr_bhandle, AMR_SINTR, val)
586 #define AMR_SGET_ISTAT(sc)	bus_space_read_1 (sc->amr_btag, sc->amr_bhandle, AMR_SINTR)
587 #define AMR_SACK_INTERRUPT(sc)	bus_space_write_1(sc->amr_btag, sc->amr_bhandle, AMR_SCMD, AMR_SCMD_ACKINTR)
588 #define AMR_SPOST_COMMAND(sc)	bus_space_write_1(sc->amr_btag, sc->amr_bhandle, AMR_SCMD, AMR_SCMD_POST)
589 #define AMR_SGET_MBSTAT(sc)	bus_space_read_1 (sc->amr_btag, sc->amr_bhandle, AMR_SMBOX_BUSY)
590 #define AMR_SENABLE_INTR(sc)											\
591 	bus_space_write_1(sc->amr_btag, sc->amr_bhandle, AMR_STOGGLE, 						\
592 			  bus_space_read_1(sc->amr_btag, sc->amr_bhandle, AMR_STOGGLE) | AMR_STOGL_IENABLE)
593 #define AMR_SDISABLE_INTR(sc)											\
594 	bus_space_write_1(sc->amr_btag, sc->amr_bhandle, AMR_STOGGLE, 						\
595 			  bus_space_read_1(sc->amr_btag, sc->amr_bhandle, AMR_STOGGLE) & ~AMR_STOGL_IENABLE)
596 #define AMR_SBYTE_SET(sc, reg, val)	bus_space_write_1(sc->amr_btag, sc->amr_bhandle, reg, val)
597 
598 #ifdef AMR_BOARD_INIT
599 #define AMR_SRESET(sc)		bus_space_write_1(sc->amr_btag, sc->amr_bhandle, 0, 0x80)
600 #define AMR_SGET_INITSTATUS(sc)	bus_space_read_1 (sc->amr_btag, sc->amr_bhandle, AMR_SMBOX_ENABLE)
601 #define AMR_SGET_FAILDRIVE(sc)	bus_space_read_1 (sc->amr_btag, sc->amr_bhandle, AMR_SMBOX_ENABLE + 1)
602 #define AMR_SGET_INITCHAN(sc)	bus_space_read_1 (sc->amr_btag, sc->amr_bhandle, AMR_SMBOX_ENABLE + 2)
603 #define AMR_SGET_INITTARG(sc)	bus_space_read_1 (sc->amr_btag, sc->amr_bhandle, AMR_SMBOX_ENABLE + 3)
604 #endif
605 
606 #endif /* _KERNEL */
607