xref: /dragonfly/sys/dev/disk/advansys/advlib.h (revision 86d7f5d3)
1 /*
2  * Definitions for low level routines and data structures
3  * for the Advanced Systems Inc. SCSI controllers chips.
4  *
5  * Copyright (c) 1996-1997, 1999-2000 Justin T. Gibbs.
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions, and the following disclaimer,
13  *    without modification, immediately at the beginning of the file.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. The name of the author may not be used to endorse or promote products
18  *    derived from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
24  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  *
32  * $FreeBSD: src/sys/dev/advansys/advlib.h,v 1.8.2.1 2000/04/14 13:32:50 nyan Exp $
33  * $DragonFly: src/sys/dev/disk/advansys/advlib.h,v 1.2 2003/06/17 04:28:21 dillon Exp $
34  */
35 /*
36  * Ported from:
37  * advansys.c - Linux Host Driver for AdvanSys SCSI Adapters
38  *
39  * Copyright (c) 1995-1996 Advanced System Products, Inc.
40  * All Rights Reserved.
41  *
42  * Redistribution and use in source and binary forms, with or without
43  * modification, are permitted provided that redistributions of source
44  * code retain the above copyright notice and this comment without
45  * modification.
46  */
47 
48 #ifndef _ADVLIB_H_
49 #define _ADVLIB_H_
50 
51 #include <sys/queue.h>
52 
53 struct cam_path;
54 union ccb;
55 
56 typedef u_int8_t target_bit_vector;
57 #define	TARGET_BIT_VECTOR_SET -1
58 #define ADV_SCSI_ID_BITS	3
59 #define ADV_MAX_TID		7
60 #define ADV_MAX_LUN		7
61 
62 /* Enumeration of board types */
63 typedef enum {
64 	ADV_NONE	= 0x000,
65 	ADV_ISA		= 0x001,
66 	ADV_ISAPNP	= 0x003,
67 	ADV_VL		= 0x004,
68 	ADV_EISA	= 0x008,
69 	ADV_PCI		= 0x010,
70 	ADV_MCA		= 0x020,
71 	ADV_PCMCIA	= 0x040,
72 	ADV_ULTRA	= 0x100,
73 	ADV_WIDE	= 0x200,
74 	ADV_WIDE32	= 0x400
75 } adv_btype;
76 
77 typedef enum {
78 	ADV_STATE_NONE			= 0x00,
79 	ADV_RESOURCE_SHORTAGE		= 0x01,
80 	ADV_IN_TIMEOUT			= 0x02,
81 	ADV_BUSDMA_BLOCK		= 0x04,
82 	ADV_BUSDMA_BLOCK_CLEARED	= 0x08
83 
84 } adv_state;
85 
86 typedef enum {
87 	ACCB_FREE		= 0x00,
88 	ACCB_ACTIVE		= 0x01,
89 	ACCB_ABORT_QUEUED	= 0x02,
90 	ACCB_RECOVERY_CCB	= 0x04
91 } adv_ccb_state;
92 
93 struct adv_ccb_info {
94 	adv_ccb_state	state;
95 	bus_dmamap_t	dmamap;
96 	union ccb*	ccb;
97 	SLIST_ENTRY(adv_ccb_info) links;
98 };
99 
100 #define ccb_cinfo_ptr spriv_ptr0
101 
102 #define ADV_SYN_XFER_NO			8
103 #define ADV_SYN_MAX_OFFSET		0x0F
104 #define ADV_DEF_SDTR_OFFSET		0x0F
105 #define ADV_DEF_SDTR_INDEX		0x00
106 #define ADV_OVERRUN_BSIZE		0x00000040
107 #define ADV_MAX_CDB_LEN			12
108 #define ADV_MAX_SENSE_LEN		32
109 #define ADV_MIN_SENSE_LEN		14
110 
111 #define ADV_TIDLUN_TO_IX(tid, lun) ((tid) | ((lun) << ADV_SCSI_ID_BITS) )
112 #define ADV_TID_TO_TARGET_MASK(tid)  (0x01 << (tid))
113 #define ADV_TIX_TO_TARGET_MASK(tix)  (0x01 << ((tix) & ADV_MAX_TID))
114 #define ADV_TIX_TO_TID(tix)  ((tix) & ADV_MAX_TID)
115 #define ADV_TID_TO_TIX(tid)  ((tid) & ADV_MAX_TID)
116 #define ADV_TIX_TO_LUN(tix)  (((tix) >> ADV_SCSI_ID_BITS) & ADV_MAX_LUN )
117 
118 
119 /*
120  * XXX
121  * PnP port addresses
122  * I believe that these are standard PnP address and should be replaced
123  * by the values in a central ISA PnP header file when we get one.
124  */
125 #define ADV_ISA_PNP_PORT_ADDR  (0x279)
126 #define ADV_ISA_PNP_PORT_WRITE (ADV_ISA_PNP_PORT_ADDR+0x800)
127 
128 /*
129  * Board Signatures
130  */
131 #define ADV_SIGNATURE_WORD			0x0000
132 #define		 ADV_1000_ID0W			0x04C1
133 #define		 ADV_1000_ID0W_FIX		0x00C1
134 
135 #define	ADV_SIGNATURE_BYTE			0x0001
136 #define		 ADV_1000_ID1B			0x25
137 
138 #define	ADV_REG_IH				0x0002
139 #define		ADV_INS_HALTINT			0x6281
140 #define		ADV_INS_HALT			0x6280
141 #define		ADV_INS_SINT			0x6200
142 #define		ADV_INS_RFLAG_WTM		0x7380
143 
144 #define ADV_CONFIG_LSW				0x0002
145 #define		ADV_CFG_LSW_ISA_DMA_CHANNEL	0x0003
146 #define		ADV_CFG_LSW_HOST_INT_ON		0x0020
147 #define		ADV_CFG_LSW_BIOS_ON		0x0040
148 #define		ADV_CFG_LSW_VERA_BURST_ON	0x0080
149 #define		ADV_CFG_LSW_SCSI_PARITY_ON	0x0800
150 #define		ADV_CFG_LSW_SCSIID		0x0700
151 #define		ADV_CFG_LSW_SCSIID_SHIFT	8
152 #define	ADV_CONFIG_SCSIID(cfg) ((cfg >> ADV_CFG_LSW_SCSIID_SHIFT) & ADV_MAX_TID)
153 
154 /*
155  * Chip Revision Number
156  */
157 #define	ADV_NONEISA_CHIP_REVISION		0x0003
158 #define		ADV_CHIP_MIN_VER_VL	 	0x01
159 #define		ADV_CHIP_MAX_VER_VL	 	0x07
160 #define		ADV_CHIP_MIN_VER_PCI	 	0x09
161 #define		ADV_CHIP_MAX_VER_PCI	 	0x0F
162 #define		ADV_CHIP_VER_PCI_BIT	  	0x08
163 #define		ADV_CHIP_VER_PCI_ULTRA_3150  (ADV_CHIP_VER_PCI_BIT | 0x02)
164 #define		ADV_CHIP_VER_PCI_ULTRA_3050  (ADV_CHIP_VER_PCI_BIT | 0x03)
165 #define		ADV_CHIP_MIN_VER_ISA		0x11
166 #define		ADV_CHIP_MIN_VER_ISA_PNP	0x21
167 #define		ADV_CHIP_MAX_VER_ISA     	0x27
168 #define		ADV_CHIP_VER_ISA_BIT     	0x30
169 #define		ADV_CHIP_VER_ISAPNP_BIT  	0x20
170 #define		ADV_CHIP_VER_ASYN_BUG	 	0x21
171 #define		ADV_CHIP_MIN_VER_EISA 	 	0x41
172 #define		ADV_CHIP_MAX_VER_EISA	 	0x47
173 #define		ADV_CHIP_VER_EISA_BIT		0x40
174 
175 #define ADV_CONFIG_MSW				0x0004
176 #define		ADV_CFG_MSW_SCSI_TARGET_ON	0x0080
177 #define		ADV_CFG_MSW_LRAM_8BITS_ON	0x0800
178 #define		ADV_CFG_MSW_CLR_MASK		0x30C0
179 
180 #define	ADV_EEPROM_DATA				0x0006
181 
182 #define ADV_EEPROM_CMD				0x0007
183 #define		ADV_EEPROM_CMD_READ		0x80
184 #define		ADV_EEPROM_CMD_WRITE		0x40
185 #define		ADV_EEPROM_CMD_WRITE_ENABLE	0x30
186 #define		ADV_EEPROM_CMD_WRITE_DISABLE	0x00
187 
188 #define	ADV_DMA_SPEED				0x0007
189 #define		ADV_DEF_ISA_DMA_SPEED		4
190 #define	ADV_REG_FLAG				0x0007
191 
192 #define	ADV_LRAM_DATA				0x0008
193 
194 #define	ADV_LRAM_ADDR				0x000A
195 
196 #define ADV_SYN_OFFSET				0x000B
197 
198 #define	ADV_REG_PROG_COUNTER			0x000C
199 #define		ADV_MCODE_START_ADDR		0x0080
200 
201 #define	ADV_REG_IFC				0x000D
202 #define		ADV_IFC_REG_LOCK		0x00
203 #define		ADV_IFC_REG_UNLOCK		0x09
204 #define		ADV_IFC_WR_EN_FILTER		0x10
205 #define		ADV_IFC_RD_NO_EEPROM		0x10
206 #define		ADV_IFC_SLEW_RATE		0x20
207 #define		ADV_IFC_ACT_NEG			0x40
208 #define		ADV_IFC_INP_FILTER		0x80
209 #define		ADV_IFC_INIT_DEFAULT  (ADV_IFC_ACT_NEG | ADV_IFC_REG_UNLOCK)
210 
211 #define ADV_CHIP_STATUS				0x000E
212 #define 	ADV_CSW_TEST1			0x8000
213 #define 	ADV_CSW_AUTO_CONFIG		0x4000
214 #define 	ADV_CSW_RESERVED1		0x2000
215 #define 	ADV_CSW_IRQ_WRITTEN		0x1000
216 #define 	ADV_CSW_33MHZ_SELECTED		0x0800
217 #define 	ADV_CSW_TEST2			0x0400
218 #define 	ADV_CSW_TEST3			0x0200
219 #define 	ADV_CSW_RESERVED2		0x0100
220 #define 	ADV_CSW_DMA_DONE		0x0080
221 #define		ADV_CSW_FIFO_RDY		0x0040
222 #define 	ADV_CSW_EEP_READ_DONE		0x0020
223 #define		ADV_CSW_HALTED			0x0010
224 #define		ADV_CSW_SCSI_RESET_ACTIVE	0x0008
225 #define		ADV_CSW_PARITY_ERR		0x0004
226 #define		ADV_CSW_SCSI_RESET_LATCH	0x0002
227 #define		ADV_CSW_INT_PENDING		0x0001
228 /*
229  * XXX I don't understand the relevence of the naming
230  * convention change here.  What does CIW stand for?
231  * Perhaps this is to differentiate read and write
232  * values?
233  */
234 #define		ADV_CIW_INT_ACK			0x0100
235 #define		ADV_CIW_TEST1			0x0200
236 #define		ADV_CIW_TEST2			0x0400
237 #define		ADV_CIW_SEL_33MHZ		0x0800
238 #define		ADV_CIW_IRQ_ACT			0x1000
239 #define		ADV_CIW_CLR_SCSI_RESET_INT	0x1000
240 
241 #define	ADV_CHIP_CTRL				0x000F
242 #define		ADV_CC_CHIP_RESET		0x80
243 #define		ADV_CC_SCSI_RESET		0x40
244 #define		ADV_CC_HALT			0x20
245 #define		ADV_CC_SINGLE_STEP		0x10
246 #define		ADV_CC_DMA_ENABLE		0x08
247 #define		ADV_CC_TEST			0x04
248 #define		ADV_CC_BANK_ONE			0x02
249 #define		ADV_CC_DIAG			0x01
250 
251 #define ADV_HALTCODE_W				0x0040
252 #define ADV_STOP_CODE_B				0x0034
253 #define		ADV_STOP_REQ_RISC_STOP		0x01
254 #define		ADV_STOP_ACK_RISC_STOP		0x03
255 #define		ADV_STOP_CLEAN_UP_BUSY_Q	0x10
256 #define		ADV_STOP_CLEAN_UP_DISC_Q	0x20
257 #define		ADV_STOP_HOST_REQ_RISC_HALT	0x40
258 
259 /*
260  * EEPROM routine constants
261  * XXX What about wide controllers?
262  * Surely they have space for 8 more targets.
263  */
264 #define	ADV_EEPROM_CFG_BEG_VL		2
265 #define	ADV_EEPROM_MAX_ADDR_VL		15
266 #define	ADV_EEPROM_CFG_BEG		32
267 #define	ADV_EEPROM_MAX_ADDR		45
268 #define	ADV_EEPROM_MAX_RETRY		20
269 
270 struct adv_eeprom_config {
271 	u_int16_t	cfg_lsw;
272 
273 	u_int16_t	cfg_msw;
274 
275 	u_int8_t	init_sdtr;
276 	u_int8_t	disc_enable;
277 
278 	u_int8_t	use_cmd_qng;
279 	u_int8_t        start_motor;
280 
281 	u_int8_t	max_total_qng;
282 	u_int8_t	max_tag_qng;
283 
284 	u_int8_t	bios_scan;
285 	u_int8_t	power_up_wait;
286 
287 	u_int8_t	no_scam;
288 	u_int8_t        scsi_id_dma_speed;
289 #define		EEPROM_SCSI_ID_MASK	0x0F
290 #define		EEPROM_DMA_SPEED_MASK	0xF0
291 #define		EEPROM_DMA_SPEED(ep)				\
292 		(((ep).scsi_id_dma_speed & EEPROM_DMA_SPEED_MASK) >> 4)
293 #define		EEPROM_SET_DMA_SPEED(ep, speed)			\
294 		(ep).scsi_id_dma_speed &= ~EEPROM_DMA_SPEED_MASK;	\
295 		(ep).scsi_id_dma_speed |=				\
296 		    (((speed) << 4) & EEPROM_DMA_SPEED_MASK)
297 #define		EEPROM_SCSIID(ep) ((ep).scsi_id_dma_speed & EEPROM_SCSI_ID_MASK)
298 #define		EEPROM_SET_SCSIID(ep, id)			\
299 		(ep).scsi_id_dma_speed &= ~EEPROM_SCSI_ID_MASK; \
300 		(ep).scsi_id_dma_speed |= ((id) & EEPROM_SCSI_ID_MASK)
301 	u_int8_t	sdtr_data[8];
302 	u_int8_t	adapter_info[6];
303 
304 	u_int16_t	cntl;
305 
306 	u_int16_t	chksum;
307 };
308 
309 /* Bank 1 */
310 #define	ADV_SEQ_ACCUM				0x0000
311 #define	ADV_QUEUE_ELEMENT_INDEX			0x0001
312 #define	ADV_SEQ_INSTRUCTION_HOLD		0x0002
313 #define	ADV_QUEUE_ELEMENT_POINTER		0x0003
314 #define	ADV_HOST_DATA_FIFO_L			0x0004
315 #define ADV_HOST_SCSIID				0x0005
316 #define	ADV_HOST_DATA_FIFO_H			0x0006
317 #define ADV_SCSI_CONTROL			0x0009
318 #define		SC_SEL				0x80
319 #define		SC_BSY				0x40
320 #define		SC_ACK				0x20
321 #define		SC_REQ				0x10
322 #define		SC_ATN				0x08
323 #define		SC_IO				0x04
324 #define		SC_CD				0x02
325 #define		SC_MSG				0x01
326 #define	ADV_SCSIDATL				0x000B
327 #define	ADV_DMA_TRANSFER_CNT			0x000C
328 #define	ADV_DMA_TRANSFER_CNT1			0x000E
329 
330 /*
331  * Instruction data and code segment addresses,
332  * and transaction address translation (queues).
333  * All addresses refer to on board LRAM.
334  */
335 #define ADV_DATA_SEC_BEG		0x0080
336 #define ADV_DATA_SEC_END		0x0080
337 #define ADV_CODE_SEC_BEG		0x0080
338 #define ADV_CODE_SEC_END		0x0080
339 #define ADV_QADR_BEG			0x4000
340 #define ADV_QADR_END			0x7FFF
341 #define ADV_QLAST_ADR			0x7FC0
342 #define ADV_QBLK_SIZE			0x40
343 #define ADV_BIOS_DATA_QBEG		0xF8
344 #define ADV_MAX_QNO			0xF8
345 #define ADV_QADR_USED (ADV_MAX_QNO * 64)
346 #define ADV_QNO_TO_QADDR(q_no) ((ADV_QADR_BEG) + ((u_int16_t)(q_no) << 6))
347 
348 #define ADV_MIN_ACTIVE_QNO		0x01
349 #define ADV_QLINK_END			0xFF
350 
351 #define ADV_MAX_SG_QUEUE		5
352 #define ADV_SG_LIST_PER_Q		7
353 #define ADV_MAX_SG_LIST			(1 + ((ADV_SG_LIST_PER_Q) * (ADV_MAX_SG_QUEUE)))
354 
355 #define ADV_MIN_REMAIN_Q		0x02
356 #define ADV_DEF_MAX_TOTAL_QNG		0xF0
357 #define ADV_MIN_TAG_Q_PER_DVC		0x04
358 #define ADV_DEF_TAG_Q_PER_DVC		0x04
359 #define ADV_MIN_FREE_Q			ADV_MIN_REMAIN_Q
360 #define ADV_MIN_TOTAL_QNG		((ADV_MAX_SG_QUEUE)+(ADV_MIN_FREE_Q))
361 #define ADV_MAX_TOTAL_QNG		240
362 #define ADV_MAX_INRAM_TAG_QNG		16
363 #define ADV_MAX_PCI_INRAM_TOTAL_QNG	20
364 #define	ADV_MAX_PCI_ULTRA_INRAM_TOTAL_QNG 16
365 #define	ADV_MAX_PCI_ULTRA_INRAM_TAG_QNG	8
366 
367 #define ADV_DEF_IRQ_NO			10
368 #define ADV_MAX_IRQ_NO			15
369 #define ADV_MIN_IRQ_NO			10
370 
371 #define ADV_SCSIQ_CPY_BEG		4
372 #define ADV_SCSIQ_SGHD_CPY_BEG		2
373 
374 /* SCSIQ Microcode representation offsets */
375 #define ADV_SCSIQ_B_FWD			0
376 #define ADV_SCSIQ_B_BWD			1
377 #define ADV_SCSIQ_B_STATUS		2
378 #define ADV_SCSIQ_B_QNO			3
379 #define ADV_SCSIQ_B_CNTL		4
380 #define ADV_SCSIQ_B_SG_QUEUE_CNT	5
381 #define	ADV_SCSIQ_B_LIST_CNT		6
382 #define	ADV_SCSIQ_B_CUR_LIST_CNT	7
383 #define	ADV_SCSIQ_D_DATA_ADDR		8
384 #define	ADV_SCSIQ_D_DATA_CNT		12
385 #define	ADV_SCSIQ_B_SENSE_LEN		20
386 #define	ADV_SCSIQ_DONE_INFO_BEG		22
387 #define	ADV_SCSIQ_D_CINFO_IDX		22
388 #define	ADV_SCSIQ_B_TARGET_IX		26
389 #define	ADV_SCSIQ_B_CDB_LEN		28
390 #define	ADV_SCSIQ_B_TAG_CODE		29
391 #define	ADV_SCSIQ_W_VM_ID		30
392 #define	ADV_SCSIQ_DONE_STATUS		32
393 #define	ADV_SCSIQ_HOST_STATUS		33
394 #define	ADV_SCSIQ_SCSI_STATUS		34
395 #define	ADV_SCSIQ_CDB_BEG		36
396 #define ADV_SCSIQ_B_FIRST_SG_QK_QP	48
397 #define	ADV_SCSIQ_B_SG_WK_QP		49
398 #define	ADV_SCSIQ_B_SG_WK_IX		50
399 #define	ADV_SCSIQ_W_ALT_DC1		52
400 #define	ADV_SCSIQ_DW_REMAIN_XFER_ADDR	56
401 #define	ADV_SCSIQ_DW_REMAIN_XFER_CNT	60
402 
403 /* LRAM Offsets */
404 #define ADVV_MSGOUT_BEG			0x0000
405 #define ADVV_MSGOUT_SDTR_PERIOD		(ADVV_MSGOUT_BEG+3)
406 #define ADVV_MSGOUT_SDTR_OFFSET		(ADVV_MSGOUT_BEG+4)
407 
408 #define	ADVV_BREAK_SAVED_CODE		0x0006
409 
410 #define ADVV_MSGIN_BEG			(ADVV_MSGOUT_BEG+8)
411 #define ADVV_MSGIN_SDTR_PERIOD		(ADVV_MSGIN_BEG+3)
412 #define ADVV_MSGIN_SDTR_OFFSET		(ADVV_MSGIN_BEG+4)
413 
414 #define ADVV_SDTR_DATA_BEG		(ADVV_MSGIN_BEG+8)
415 #define ADVV_SDTR_DONE_BEG		(ADVV_SDTR_DATA_BEG+8)
416 #define ADVV_MAX_DVC_QNG_BEG		0x0020
417 
418 #define	ADVV_BREAK_ADDR			0x0028
419 #define	ADVV_BREAK_NOTIFY_COUNT		0x002A
420 #define	ADVV_BREAK_CONTROL		0x002C
421 #define	ADVV_BREAK_HIT_COUNT		0x002E
422 
423 #define ADVV_ASCDVC_ERR_CODE_W		0x0030
424 #define ADVV_MCODE_CHKSUM_W		0x0032
425 #define ADVV_MCODE_SIZE_W		0x0034
426 #define ADVV_STOP_CODE_B		0x0036
427 #define ADVV_DVC_ERR_CODE_B		0x0037
428 
429 #define ADVV_OVERRUN_PADDR_D		0x0038
430 #define ADVV_OVERRUN_BSIZE_D		0x003C
431 
432 #define ADVV_HALTCODE_W			0x0040
433 #define		ADV_HALT_EXTMSG_IN			0x8000
434 #define		ADV_HALT_CHK_CONDITION			0x8100
435 #define		ADV_HALT_SS_QUEUE_FULL			0x8200
436 #define		ADV_HALT_DISABLE_ASYN_USE_SYN_FIX	0x8300
437 #define		ADV_HALT_ENABLE_ASYN_USE_SYN_FIX	0x8400
438 #define		ADV_HALT_SDTR_REJECTED			0x4000
439 #define		ADV_HALT_HOST_COPY_SG_LIST_TO_RISC	0x2000
440 
441 #define ADVV_CHKSUM_W			0x0042
442 #define ADVV_MC_DATE_W			0x0044
443 #define ADVV_MC_VER_W			0x0046
444 #define ADVV_NEXTRDY_B			0x0048
445 #define ADVV_DONENEXT_B			0x0049
446 #define ADVV_USE_TAGGED_QNG_B		0x004A
447 #define ADVV_SCSIBUSY_B			0x004B
448 #define	ADVV_Q_DONE_IN_PROGRESS_B	0x004C
449 #define ADVV_CURCDB_B			0x004D
450 #define ADVV_RCLUN_B			0x004E
451 #define ADVV_BUSY_QHEAD_B		0x004F
452 #define ADVV_DISC1_QHEAD_B		0x0050
453 
454 #define ADVV_DISC_ENABLE_B		0x0052
455 #define ADVV_CAN_TAGGED_QNG_B		0x0053
456 #define ADVV_HOSTSCSI_ID_B		0x0055
457 #define ADVV_MCODE_CNTL_B		0x0056
458 #define ADVV_NULL_TARGET_B		0x0057
459 
460 #define ADVV_FREE_Q_HEAD_W		0x0058
461 #define ADVV_DONE_Q_TAIL_W		0x005A
462 #define ADVV_FREE_Q_HEAD_B		(ADVV_FREE_Q_HEAD_W+1)
463 #define ADVV_DONE_Q_TAIL_B		(ADVV_DONE_Q_TAIL_W+1)
464 
465 #define ADVV_HOST_FLAG_B		0x005D
466 #define		ADV_HOST_FLAG_IN_ISR	0x01
467 #define		ADV_HOST_FLAG_ACK_INT	0x02
468 
469 
470 #define ADVV_TOTAL_READY_Q_B		  0x0064
471 #define ADVV_VER_SERIAL_B		  0x0065
472 #define ADVV_HALTCODE_SAVED_W		  0x0066
473 #define ADVV_WTM_FLAG_B			  0x0068
474 #define ADVV_RISC_FLAG_B		  0x006A
475 #define		ADV_RISC_FLAG_GEN_INT     0x01
476 #define		ADV_RISC_FLAG_REQ_SG_LIST 0x02
477 
478 #define ADVV_REQ_SG_LIST_QP		0x006B
479 
480 #define ADV_TRANS_CUR		0x01	/* Modify current neogtiation status */
481 #define ADV_TRANS_ACTIVE	0x03	/* Assume this is the active target */
482 #define ADV_TRANS_GOAL		0x04	/* Modify negotiation goal */
483 #define ADV_TRANS_USER		0x08	/* Modify user negotiation settings */
484 
485 struct adv_transinfo {
486 	u_int8_t period;
487 	u_int8_t offset;
488 };
489 
490 struct adv_target_transinfo {
491 	struct adv_transinfo current;
492 	struct adv_transinfo goal;
493 	struct adv_transinfo user;
494 };
495 
496 struct adv_softc {
497 	device_t		dev;
498 	bus_space_tag_t		 tag;
499 	bus_space_handle_t	 bsh;
500 	struct cam_sim		*sim;
501 	LIST_HEAD(, ccb_hdr)	 pending_ccbs;
502 	struct adv_ccb_info	*ccb_infos;
503 	SLIST_HEAD(, adv_ccb_info) free_ccb_infos;
504 	bus_dma_tag_t		 parent_dmat;
505 	bus_dma_tag_t		 buffer_dmat;
506 	bus_dma_tag_t		 sense_dmat;
507 	bus_dmamap_t		 sense_dmamap;
508 	struct scsi_sense_data	*sense_buffers;
509 	bus_addr_t		 sense_physbase;
510 	bus_addr_t		 overrun_physbase;
511 	adv_btype		 type;
512 	struct			 adv_target_transinfo tinfo[8];
513 	target_bit_vector	 fix_asyn_xfer;
514 	target_bit_vector	 fix_asyn_xfer_always;
515 	target_bit_vector	 disc_enable;
516 	target_bit_vector	 user_disc_enable;
517 	target_bit_vector	 cmd_qng_enabled;
518 	target_bit_vector	 user_cmd_qng_enabled;
519 	u_int16_t		 control;
520 #define		ADV_CNTL_INITIATOR		0x0001
521 #define		ADV_CNTL_BIOS_GT_1GB		0x0002
522 #define		ADV_CNTL_BIOS_GT_2_DISK		0x0004
523 #define		ADV_CNTL_BIOS_REMOVABLE		0x0008
524 #define		ADV_CNTL_NO_SCAM		0x0010
525 #define		ADV_CNTL_INT_MULTI_Q		0x0080
526 #define		ADV_CNTL_NO_LUN_SUPPORT		0x0040
527 #define		ADV_CNTL_NO_VERIFY_COPY		0x0100
528 #define		ADV_CNTL_RESET_SCSI		0x0200
529 #define		ADV_CNTL_INIT_INQUIRY		0x0400
530 #define		ADV_CNTL_INIT_VERBOSE		0x0800
531 #define		ADV_CNTL_SCSI_PARITY		0x1000
532 #define		ADV_CNTL_BURST_MODE		0x2000
533 #define		ADV_CNTL_SDTR_ENABLE_ULTRA	0x4000
534 
535 	u_int16_t		 bug_fix_control;
536 #define		ADV_BUG_FIX_IF_NOT_DWB		0x0001
537 #define		ADV_BUG_FIX_ASYN_USE_SYN	0x0002
538 
539 	adv_state		 state;
540 	struct cam_path		*path;
541 	int			 unit;
542 	int			 init_level;
543 	u_int32_t		 max_dma_addr;
544 	u_int32_t		 max_dma_count;
545 	u_int8_t		 isa_dma_speed;
546 	u_int8_t		 isa_dma_channel;
547 	u_int8_t		 scsi_id;
548 	u_int8_t		 chip_version;
549 	u_int8_t		 max_tags_per_target;
550 	u_int8_t		 max_openings;
551 	u_int8_t		 cur_active;
552 	u_int8_t		 openings_needed;
553 	u_int8_t		 ccb_infos_allocated;
554 	u_int8_t		*sdtr_period_tbl;
555 	u_int8_t		 sdtr_period_tbl_size;
556 };
557 
558 /*
559  * Structures for talking to the RISC engine.
560  */
561 struct adv_scsiq_1 {
562 	u_int8_t		status;
563 #define		QS_FREE        0x00
564 #define		QS_READY       0x01
565 #define		QS_DISC1       0x02
566 #define		QS_DISC2       0x04
567 #define		QS_BUSY        0x08
568 #define		QS_ABORTED     0x40
569 #define		QS_DONE        0x80
570 
571 	u_int8_t		q_no;		/*
572 						 * Queue ID of the first queue
573 						 * used in this transaction.
574 						 */
575 	u_int8_t		cntl;
576 #define		QC_NO_CALLBACK   0x01
577 #define		QC_SG_SWAP_QUEUE 0x02
578 #define		QC_SG_HEAD       0x04
579 #define		QC_DATA_IN       0x08
580 #define		QC_DATA_OUT      0x10
581 #define		QC_URGENT        0x20
582 #define		QC_MSG_OUT       0x40
583 #define		QC_REQ_SENSE     0x80
584 
585 	u_int8_t		sg_queue_cnt;	/* Number of SG entries */
586 
587 	u_int8_t		target_id;	/* target id as a bit vector */
588 	u_int8_t		target_lun;	/* LUN - taken from our xs */
589 
590 	u_int32_t		data_addr;	/*
591 						 * physical addres of first
592 						 * (possibly only) segment
593 						 * to transfer.
594 						 */
595 	u_int32_t		data_cnt;	/*
596 						 * byte count of the first
597 						 * (possibly only) segment
598 						 * to transfer.
599 						 */
600 	u_int32_t		sense_addr;	/*
601 						 * physical address of the sense
602 						 * buffer.
603 						 */
604 	u_int8_t		sense_len;	/* length of sense buffer */
605 	u_int8_t		extra_bytes;
606 };
607 
608 struct adv_scsiq_2 {
609 	u_int32_t		ccb_index;	/* Index to our CCB Info */
610 	u_int8_t		target_ix;      /* Combined TID and LUN */
611 
612 	u_int8_t		flag;
613 	u_int8_t		cdb_len;	/*
614 						 * Number of bytes in the SCSI
615 						 * command to execute.
616 						 */
617 	u_int8_t		tag_code;	/*
618 						 * Tag type for this transaction
619 						 * (SIMPLE, ORDERED, HEAD )
620 						 */
621 #define		ADV_TAG_FLAG_EXTRA_BYTES               0x10
622 #define		ADV_TAG_FLAG_DISABLE_DISCONNECT        0x04
623 #define		ADV_TAG_FLAG_DISABLE_ASYN_USE_SYN_FIX  0x08
624 #define		ADV_TAG_FLAG_DISABLE_CHK_COND_INT_HOST 0x40
625 
626 	u_int16_t		vm_id;
627 };
628 
629 struct adv_scsiq_3 {
630 	u_int8_t		done_stat;
631 #define		QD_IN_PROGRESS			0x00
632 #define		QD_NO_ERROR			0x01
633 #define		QD_ABORTED_BY_HOST		0x02
634 #define		QD_WITH_ERROR			0x04
635 #define		QD_INVALID_REQUEST		0x80
636 #define		QD_INVALID_HOST_NUM		0x81
637 #define		QD_INVALID_DEVICE		0x82
638 #define		QD_ERR_INTERNAL			0xFF
639 
640 	u_int8_t		host_stat;
641 #define		QHSTA_NO_ERROR			0x00
642 #define		QHSTA_M_SEL_TIMEOUT		0x11
643 #define		QHSTA_M_DATA_OVER_RUN		0x12
644 #define		QHSTA_M_DATA_UNDER_RUN		0x12
645 #define		QHSTA_M_UNEXPECTED_BUS_FREE	0x13
646 #define		QHSTA_M_BAD_BUS_PHASE_SEQ	0x14
647 
648 #define		QHSTA_D_QDONE_SG_LIST_CORRUPTED	0x21
649 #define		QHSTA_D_ASC_DVC_ERROR_CODE_SET	0x22
650 #define		QHSTA_D_HOST_ABORT_FAILED	0x23
651 #define		QHSTA_D_EXE_SCSI_Q_FAILED	0x24
652 #define		QHSTA_D_EXE_SCSI_Q_BUSY_TIMEOUT	0x25
653 #define		QHSTA_D_ASPI_NO_BUF_POOL	0x26
654 
655 #define		QHSTA_M_WTM_TIMEOUT		0x41
656 #define		QHSTA_M_BAD_CMPL_STATUS_IN	0x42
657 #define		QHSTA_M_NO_AUTO_REQ_SENSE	0x43
658 #define		QHSTA_M_AUTO_REQ_SENSE_FAIL	0x44
659 #define		QHSTA_M_TARGET_STATUS_BUSY	0x45
660 #define		QHSTA_M_BAD_TAG_CODE		0x46
661 
662 #define		QHSTA_M_BAD_QUEUE_FULL_OR_BUSY	0x47
663 #define		QHSTA_M_HUNG_REQ_SCSI_BUS_RESET	0x48
664 
665 #define		QHSTA_D_LRAM_CMP_ERROR		0x81
666 
667 #define		QHSTA_M_MICRO_CODE_ERROR_HALT	0xA1
668 
669 	u_int8_t		scsi_stat;
670 	u_int8_t		scsi_msg;
671 };
672 
673 struct adv_scsiq_4 {
674 	u_int8_t		cdb[ADV_MAX_CDB_LEN];
675 	u_int8_t		y_first_sg_list_qp;
676 	u_int8_t		y_working_sg_qp;
677 	u_int8_t		y_working_sg_ix;
678 	u_int8_t		y_res;
679 	u_int16_t		x_req_count;
680 	u_int16_t		x_reconnect_rtn;
681 	u_int32_t		x_saved_data_addr;
682 	u_int32_t		x_saved_data_cnt;
683 };
684 
685 struct adv_q_done_info {
686 	struct adv_scsiq_2	d2;
687 	struct adv_scsiq_3	d3;
688 	u_int8_t		q_status;
689 	u_int8_t		q_no;
690 	u_int8_t		cntl;
691 	u_int8_t		sense_len;
692 	u_int8_t		extra_bytes;
693 	u_int8_t		res;
694 	u_int32_t		remain_bytes;
695 };
696 
697 struct adv_sg_entry {
698 	u_int32_t		addr;
699 	u_int32_t		bytes;
700 };
701 
702 struct adv_sg_head {
703 	u_int16_t		entry_cnt;	/*
704 						 * Number of SG entries
705 						 * in this list
706 						 */
707 
708 	u_int16_t		queue_cnt;	/*
709 						 * Number of queues required
710 						 * to store entry_cnt
711 						 * SG entries.
712 						 */
713 
714 	u_int16_t		entry_to_copy;	/*
715 						 * Number of SG entries to
716 						 * copy to the board.
717 						 */
718 	u_int16_t		res;
719 	struct adv_sg_entry	*sg_list;
720 };
721 
722 #define QCX_SORT        (0x0001)
723 #define QCX_COALEASE    (0x0002)
724 
725 struct adv_scsi_q {
726 	struct adv_scsiq_1	q1;
727 	struct adv_scsiq_2	q2;
728 	u_int8_t		*cdbptr;	/*
729 						 * Pointer to the SCSI command
730 						 * to execute.
731 						 */
732 
733 	struct adv_sg_head	*sg_head;	/*
734 						 * Pointer to possible SG list
735 						 */
736 };
737 
738 struct adv_scsi_req_q {
739 	struct adv_scsiq_1	r1;
740 	struct adv_scsiq_2	r2;
741 	u_int8_t		*cdbptr;
742 	struct adv_sg_head	*sg_head;
743 	u_int8_t		*sense_ptr;
744 	struct adv_scsiq_3	r3;
745 	u_int8_t		cdb[ADV_MAX_CDB_LEN];
746 	u_int8_t		sense[ADV_MIN_SENSE_LEN];
747 };
748 
749 struct adv_risc_q {
750 	u_int8_t		fwd;
751 	u_int8_t		bwd;
752 	struct adv_scsiq_1	i1;
753 	struct adv_scsiq_2	i2;
754 	struct adv_scsiq_3	i3;
755 	struct adv_scsiq_4	i4;
756 };
757 
758 struct adv_sg_list_q {
759 	u_int8_t		seq_no;
760 	u_int8_t		q_no;
761 	u_int8_t		cntl;
762 #define		QCSG_SG_XFER_LIST  0x02
763 #define		QCSG_SG_XFER_MORE  0x04
764 #define		QCSG_SG_XFER_END   0x08
765 
766 	u_int8_t		sg_head_qp;
767 	u_int8_t		sg_list_cnt;
768 	u_int8_t		sg_cur_list_cnt;
769 };
770 #define ADV_SGQ_B_SG_CNTL		4
771 #define ADV_SGQ_B_SG_HEAD_QP		5
772 #define ADV_SGQ_B_SG_LIST_CNT		6
773 #define ADV_SGQ_B_SG_CUR_LIST_CNT	7
774 #define ADV_SGQ_LIST_BEG		8
775 
776 struct asc_risc_sg_list_q {
777 	u_int8_t		fwd;
778 	u_int8_t		bwd;
779 	struct adv_sg_list_q	sg;
780 	struct adv_sg_entry	sg_list[ADV_SG_LIST_PER_Q];
781 };
782 
783 /* Chip Register functions */
784 void	  adv_set_bank(struct adv_softc *adv, u_int8_t bank);
785 
786 /* LRAM routines */
787 u_int8_t  adv_read_lram_8(struct adv_softc *adv, u_int16_t addr);
788 void	  adv_write_lram_8(struct adv_softc *adv, u_int16_t addr,
789 			   u_int8_t value);
790 u_int16_t adv_read_lram_16(struct adv_softc *adv, u_int16_t addr);
791 void	  adv_write_lram_16(struct adv_softc *adv, u_int16_t addr,
792 			    u_int16_t value);
793 
794 /* Intialization */
795 int	  adv_find_signature(bus_space_tag_t tag, bus_space_handle_t bsh);
796 void	  adv_lib_init(struct adv_softc *adv);
797 
798 u_int16_t adv_get_eeprom_config(struct adv_softc *adv,
799 				struct adv_eeprom_config *eeprom_config);
800 int	  adv_set_eeprom_config(struct adv_softc *adv,
801 				struct adv_eeprom_config *eeprom_config);
802 int	  adv_reset_chip(struct adv_softc *adv, int reset_bus);
803 int	  adv_test_external_lram(struct adv_softc* adv);
804 int	  adv_init_lram_and_mcode(struct adv_softc *adv);
805 u_int8_t  adv_get_chip_irq(struct adv_softc *adv);
806 u_int8_t  adv_set_chip_irq(struct adv_softc *adv, u_int8_t irq_no);
807 void	  adv_set_chip_scsiid(struct adv_softc *adv, int new_id);
808 
809 /* Queue handling and execution */
810 int	  adv_execute_scsi_queue(struct adv_softc *adv,
811 				 struct adv_scsi_q *scsiq,
812 				 u_int32_t datalen);
813 u_int8_t  adv_copy_lram_doneq(struct adv_softc *adv, u_int16_t q_addr,
814 			      struct adv_q_done_info *scsiq, u_int32_t max_dma_count);
815 
816 /* Chip Control */
817 int	  adv_start_chip(struct adv_softc *adv);
818 void	  adv_start_execution(struct adv_softc *adv);
819 int	  adv_stop_execution(struct adv_softc *adv);
820 int	  adv_stop_chip(struct adv_softc *adv);
821 int	  adv_is_chip_halted(struct adv_softc *adv);
822 
823 /* Interrupt processing */
824 void	  adv_ack_interrupt(struct adv_softc *adv);
825 void	  adv_isr_chip_halted(struct adv_softc *adv);
826 
827 /* SDTR Conversion */
828 void	  adv_set_syncrate(struct adv_softc *adv, struct cam_path *path,
829 			   u_int target_id, u_int period, u_int offset,
830 			   u_int type);
831 void	  adv_sdtr_to_period_offset(struct adv_softc *adv,
832 				    u_int8_t sync_data, u_int8_t *period,
833 				    u_int8_t *offset, int tid);
834 u_int8_t  adv_period_offset_to_sdtr(struct adv_softc *adv, u_int *period,
835 				    u_int *offset, int tid);
836 
837 /* Error recovery */
838 union ccb;
839 int	  adv_abort_ccb(struct adv_softc *adv, int target, int lun,
840 			union ccb *ccb, u_int32_t status, int queued_only);
841 int	  adv_reset_bus(struct adv_softc *adv, int initiate_reset);
842 
843 /* Async event callback */
844 void	advasync(void *callback_arg, u_int32_t code,
845 		 struct cam_path *path, void *arg);
846 
847 #define ADV_INB(adv, offset)			\
848 	bus_space_read_1((adv)->tag, (adv)->bsh, offset)
849 #define ADV_INW(adv, offset)			\
850 	bus_space_read_2((adv)->tag, (adv)->bsh, offset)
851 #define ADV_INSB(adv, offset, valp, count)	\
852 	bus_space_read_multi_1((adv)->tag, (adv)->bsh, offset, valp, count)
853 
854 /* These controllers seem to have problems with PIO on some fast processors */
855 static __inline void ADV_INSW(struct adv_softc *, u_int, u_int16_t *, u_int);
856 static __inline void
ADV_INSW(struct adv_softc * adv,u_int offset,u_int16_t * valp,u_int count)857 ADV_INSW(struct adv_softc *adv, u_int offset, u_int16_t *valp, u_int count)
858 {
859 	while (count--)
860 		*valp++ = bus_space_read_2(adv->tag, adv->bsh, offset);
861 }
862 
863 #define ADV_OUTB(adv, offset, val)		\
864 	bus_space_write_1((adv)->tag, (adv)->bsh, offset, val)
865 #define ADV_OUTW(adv, offset, val)		\
866 	bus_space_write_2((adv)->tag, (adv)->bsh, offset, val)
867 
868 /* These controllers seem to have problems with PIO on some fast processors */
869 static __inline void ADV_OUTSW(struct adv_softc *, u_int, u_int16_t *, u_int);
870 static __inline void
ADV_OUTSW(struct adv_softc * adv,u_int offset,u_int16_t * valp,u_int count)871 ADV_OUTSW(struct adv_softc *adv, u_int offset, u_int16_t *valp, u_int count)
872 {
873 	while (count--)
874 		bus_space_write_2(adv->tag, adv->bsh, offset, *valp++);
875 }
876 
877 #endif /* _ADVLIB_H_ */
878