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7 #ifndef _QLOGICPTI_H
8 #define _QLOGICPTI_H
9
10
11 #define SBUS_CFG1 0x006UL
12 #define SBUS_CTRL 0x008UL
13 #define SBUS_STAT 0x00aUL
14 #define SBUS_SEMAPHORE 0x00cUL
15 #define CMD_DMA_CTRL 0x022UL
16 #define DATA_DMA_CTRL 0x042UL
17 #define MBOX0 0x080UL
18 #define MBOX1 0x082UL
19 #define MBOX2 0x084UL
20 #define MBOX3 0x086UL
21 #define MBOX4 0x088UL
22 #define MBOX5 0x08aUL
23 #define CPU_CMD 0x214UL
24 #define CPU_ORIDE 0x224UL
25 #define CPU_PCTRL 0x272UL
26 #define CPU_PDIFF 0x276UL
27 #define RISC_PSR 0x420UL
28 #define RISC_MTREG 0x42EUL
29 #define HCCTRL 0x440UL
30
31
32 #define MAX_TARGETS 16
33 #define MAX_LUNS 8
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45
46 #define QLOGICPTI_REQ_QUEUE_LEN 255
47 #define QLOGICPTI_MAX_SG(ql) (4 + (((ql) > 0) ? 7*((ql) - 1) : 0))
48
49
50 #define MBOX_COMMAND_COMPLETE 0x4000
51 #define INVALID_COMMAND 0x4001
52 #define HOST_INTERFACE_ERROR 0x4002
53 #define TEST_FAILED 0x4003
54 #define COMMAND_ERROR 0x4005
55 #define COMMAND_PARAM_ERROR 0x4006
56
57
58 #define ASYNC_SCSI_BUS_RESET 0x8001
59 #define SYSTEM_ERROR 0x8002
60 #define REQUEST_TRANSFER_ERROR 0x8003
61 #define RESPONSE_TRANSFER_ERROR 0x8004
62 #define REQUEST_QUEUE_WAKEUP 0x8005
63 #define EXECUTION_TIMEOUT_RESET 0x8006
64
65
66 struct Entry_header {
67 #ifdef __BIG_ENDIAN
68 u8 entry_cnt;
69 u8 entry_type;
70 u8 flags;
71 u8 sys_def_1;
72 #else
73 u8 entry_type;
74 u8 entry_cnt;
75 u8 sys_def_1;
76 u8 flags;
77 #endif
78 };
79
80
81 #define ENTRY_COMMAND 1
82 #define ENTRY_CONTINUATION 2
83 #define ENTRY_STATUS 3
84 #define ENTRY_MARKER 4
85 #define ENTRY_EXTENDED_COMMAND 5
86
87
88 #define EFLAG_CONTINUATION 1
89 #define EFLAG_BUSY 2
90 #define EFLAG_BAD_HEADER 4
91 #define EFLAG_BAD_PAYLOAD 8
92
93 struct dataseg {
94 u32 d_base;
95 u32 d_count;
96 };
97
98 struct Command_Entry {
99 struct Entry_header hdr;
100 u32 handle;
101 #ifdef __BIG_ENDIAN
102 u8 target_id;
103 u8 target_lun;
104 #else
105 u8 target_lun;
106 u8 target_id;
107 #endif
108 u16 cdb_length;
109 u16 control_flags;
110 u16 rsvd;
111 u16 time_out;
112 u16 segment_cnt;
113 u8 cdb[12];
114 struct dataseg dataseg[4];
115 };
116
117
118 #define CFLAG_NODISC 0x01
119 #define CFLAG_HEAD_TAG 0x02
120 #define CFLAG_ORDERED_TAG 0x04
121 #define CFLAG_SIMPLE_TAG 0x08
122 #define CFLAG_TAR_RTN 0x10
123 #define CFLAG_READ 0x20
124 #define CFLAG_WRITE 0x40
125
126 struct Ext_Command_Entry {
127 struct Entry_header hdr;
128 u32 handle;
129 #ifdef __BIG_ENDIAN
130 u8 target_id;
131 u8 target_lun;
132 #else
133 u8 target_lun;
134 u8 target_id;
135 #endif
136 u16 cdb_length;
137 u16 control_flags;
138 u16 rsvd;
139 u16 time_out;
140 u16 segment_cnt;
141 u8 cdb[44];
142 };
143
144 struct Continuation_Entry {
145 struct Entry_header hdr;
146 u32 reserved;
147 struct dataseg dataseg[7];
148 };
149
150 struct Marker_Entry {
151 struct Entry_header hdr;
152 u32 reserved;
153 #ifdef __BIG_ENDIAN
154 u8 target_id;
155 u8 target_lun;
156 #else
157 u8 target_lun;
158 u8 target_id;
159 #endif
160 #ifdef __BIG_ENDIAN
161 u8 rsvd;
162 u8 modifier;
163 #else
164 u8 modifier;
165 u8 rsvd;
166 #endif
167 u8 rsvds[52];
168 };
169
170
171 #define SYNC_DEVICE 0
172 #define SYNC_TARGET 1
173 #define SYNC_ALL 2
174
175 struct Status_Entry {
176 struct Entry_header hdr;
177 u32 handle;
178 u16 scsi_status;
179 u16 completion_status;
180 u16 state_flags;
181 u16 status_flags;
182 u16 time;
183 u16 req_sense_len;
184 u32 residual;
185 u8 rsvd[8];
186 u8 req_sense_data[32];
187 };
188
189
190 #define CS_COMPLETE 0x0000
191 #define CS_INCOMPLETE 0x0001
192 #define CS_DMA_ERROR 0x0002
193 #define CS_TRANSPORT_ERROR 0x0003
194 #define CS_RESET_OCCURRED 0x0004
195 #define CS_ABORTED 0x0005
196 #define CS_TIMEOUT 0x0006
197 #define CS_DATA_OVERRUN 0x0007
198 #define CS_COMMAND_OVERRUN 0x0008
199 #define CS_STATUS_OVERRUN 0x0009
200 #define CS_BAD_MESSAGE 0x000a
201 #define CS_NO_MESSAGE_OUT 0x000b
202 #define CS_EXT_ID_FAILED 0x000c
203 #define CS_IDE_MSG_FAILED 0x000d
204 #define CS_ABORT_MSG_FAILED 0x000e
205 #define CS_REJECT_MSG_FAILED 0x000f
206 #define CS_NOP_MSG_FAILED 0x0010
207 #define CS_PARITY_ERROR_MSG_FAILED 0x0011
208 #define CS_DEVICE_RESET_MSG_FAILED 0x0012
209 #define CS_ID_MSG_FAILED 0x0013
210 #define CS_UNEXP_BUS_FREE 0x0014
211 #define CS_DATA_UNDERRUN 0x0015
212 #define CS_BUS_RESET 0x001c
213
214
215 #define SF_GOT_BUS 0x0100
216 #define SF_GOT_TARGET 0x0200
217 #define SF_SENT_CDB 0x0400
218 #define SF_TRANSFERRED_DATA 0x0800
219 #define SF_GOT_STATUS 0x1000
220 #define SF_GOT_SENSE 0x2000
221
222
223 #define STF_DISCONNECT 0x0001
224 #define STF_SYNCHRONOUS 0x0002
225 #define STF_PARITY_ERROR 0x0004
226 #define STF_BUS_RESET 0x0008
227 #define STF_DEVICE_RESET 0x0010
228 #define STF_ABORTED 0x0020
229 #define STF_TIMEOUT 0x0040
230 #define STF_NEGOTIATION 0x0080
231
232
233 #define MBOX_NO_OP 0x0000
234 #define MBOX_LOAD_RAM 0x0001
235 #define MBOX_EXEC_FIRMWARE 0x0002
236 #define MBOX_DUMP_RAM 0x0003
237 #define MBOX_WRITE_RAM_WORD 0x0004
238 #define MBOX_READ_RAM_WORD 0x0005
239 #define MBOX_MAILBOX_REG_TEST 0x0006
240 #define MBOX_VERIFY_CHECKSUM 0x0007
241 #define MBOX_ABOUT_FIRMWARE 0x0008
242 #define MBOX_CHECK_FIRMWARE 0x000e
243 #define MBOX_INIT_REQ_QUEUE 0x0010
244 #define MBOX_INIT_RES_QUEUE 0x0011
245 #define MBOX_EXECUTE_IOCB 0x0012
246 #define MBOX_WAKE_UP 0x0013
247 #define MBOX_STOP_FIRMWARE 0x0014
248 #define MBOX_ABORT 0x0015
249 #define MBOX_ABORT_DEVICE 0x0016
250 #define MBOX_ABORT_TARGET 0x0017
251 #define MBOX_BUS_RESET 0x0018
252 #define MBOX_STOP_QUEUE 0x0019
253 #define MBOX_START_QUEUE 0x001a
254 #define MBOX_SINGLE_STEP_QUEUE 0x001b
255 #define MBOX_ABORT_QUEUE 0x001c
256 #define MBOX_GET_DEV_QUEUE_STATUS 0x001d
257 #define MBOX_GET_FIRMWARE_STATUS 0x001f
258 #define MBOX_GET_INIT_SCSI_ID 0x0020
259 #define MBOX_GET_SELECT_TIMEOUT 0x0021
260 #define MBOX_GET_RETRY_COUNT 0x0022
261 #define MBOX_GET_TAG_AGE_LIMIT 0x0023
262 #define MBOX_GET_CLOCK_RATE 0x0024
263 #define MBOX_GET_ACT_NEG_STATE 0x0025
264 #define MBOX_GET_ASYNC_DATA_SETUP_TIME 0x0026
265 #define MBOX_GET_SBUS_PARAMS 0x0027
266 #define MBOX_GET_TARGET_PARAMS 0x0028
267 #define MBOX_GET_DEV_QUEUE_PARAMS 0x0029
268 #define MBOX_SET_INIT_SCSI_ID 0x0030
269 #define MBOX_SET_SELECT_TIMEOUT 0x0031
270 #define MBOX_SET_RETRY_COUNT 0x0032
271 #define MBOX_SET_TAG_AGE_LIMIT 0x0033
272 #define MBOX_SET_CLOCK_RATE 0x0034
273 #define MBOX_SET_ACTIVE_NEG_STATE 0x0035
274 #define MBOX_SET_ASYNC_DATA_SETUP_TIME 0x0036
275 #define MBOX_SET_SBUS_CONTROL_PARAMS 0x0037
276 #define MBOX_SET_TARGET_PARAMS 0x0038
277 #define MBOX_SET_DEV_QUEUE_PARAMS 0x0039
278
279 struct host_param {
280 u_short initiator_scsi_id;
281 u_short bus_reset_delay;
282 u_short retry_count;
283 u_short retry_delay;
284 u_short async_data_setup_time;
285 u_short req_ack_active_negation;
286 u_short data_line_active_negation;
287 u_short data_dma_burst_enable;
288 u_short command_dma_burst_enable;
289 u_short tag_aging;
290 u_short selection_timeout;
291 u_short max_queue_depth;
292 };
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308
309 struct dev_param {
310 u_short device_flags;
311 u_short execution_throttle;
312 u_short synchronous_period;
313 u_short synchronous_offset;
314 u_short device_enable;
315 u_short reserved;
316 };
317
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320
321
322 #define RES_QUEUE_LEN 255
323 #define QUEUE_ENTRY_LEN 64
324
325 #define NEXT_REQ_PTR(wheee) (((wheee) + 1) & QLOGICPTI_REQ_QUEUE_LEN)
326 #define NEXT_RES_PTR(wheee) (((wheee) + 1) & RES_QUEUE_LEN)
327 #define PREV_REQ_PTR(wheee) (((wheee) - 1) & QLOGICPTI_REQ_QUEUE_LEN)
328 #define PREV_RES_PTR(wheee) (((wheee) - 1) & RES_QUEUE_LEN)
329
330 struct pti_queue_entry {
331 char __opaque[QUEUE_ENTRY_LEN];
332 };
333
334 struct scsi_cmnd;
335
336
337 struct qlogicpti {
338
339 void __iomem *qregs;
340 struct pti_queue_entry *res_cpu;
341 struct pti_queue_entry *req_cpu;
342
343 u_int req_in_ptr;
344 u_int res_out_ptr;
345 long send_marker;
346 struct platform_device *op;
347 unsigned long __pad;
348
349 int cmd_count[MAX_TARGETS];
350 unsigned long tag_ages[MAX_TARGETS];
351
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354
355
356 struct scsi_cmnd *cmd_slots[QLOGICPTI_REQ_QUEUE_LEN + 1];
357
358
359 struct qlogicpti *next;
360 dma_addr_t res_dvma;
361 dma_addr_t req_dvma;
362 u_char fware_majrev, fware_minrev, fware_micrev;
363 struct Scsi_Host *qhost;
364 int qpti_id;
365 int scsi_id;
366 int prom_node;
367 int irq;
368 char differential, ultra, clock;
369 unsigned char bursts;
370 struct host_param host_param;
371 struct dev_param dev_param[MAX_TARGETS];
372
373 void __iomem *sreg;
374 #define SREG_TPOWER 0x80
375 #define SREG_FUSE 0x40
376 #define SREG_PDISAB 0x20
377 #define SREG_DSENSE 0x10
378 #define SREG_IMASK 0x0c
379 #define SREG_SPMASK 0x03
380 unsigned char swsreg;
381 unsigned int
382 gotirq : 1,
383 is_pti : 1;
384 };
385
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387
388
389 #define SBUS_CFG1_EPAR 0x0100
390 #define SBUS_CFG1_FMASK 0x00f0
391 #define SBUS_CFG1_BENAB 0x0004
392 #define SBUS_CFG1_B64 0x0003
393 #define SBUS_CFG1_B32 0x0002
394 #define SBUS_CFG1_B16 0x0001
395 #define SBUS_CFG1_B8 0x0008
396
397
398 #define SBUS_CTRL_EDIRQ 0x0020
399 #define SBUS_CTRL_ECIRQ 0x0010
400 #define SBUS_CTRL_ESIRQ 0x0008
401 #define SBUS_CTRL_ERIRQ 0x0004
402 #define SBUS_CTRL_GENAB 0x0002
403 #define SBUS_CTRL_RESET 0x0001
404
405
406 #define SBUS_STAT_DINT 0x0020
407 #define SBUS_STAT_CINT 0x0010
408 #define SBUS_STAT_SINT 0x0008
409 #define SBUS_STAT_RINT 0x0004
410 #define SBUS_STAT_GINT 0x0002
411
412
413 #define SBUS_SEMAPHORE_STAT 0x0002
414 #define SBUS_SEMAPHORE_LCK 0x0001
415
416
417 #define DMA_CTRL_CSUSPEND 0x0010
418 #define DMA_CTRL_CCLEAR 0x0008
419 #define DMA_CTRL_FCLEAR 0x0004
420 #define DMA_CTRL_CIRQ 0x0002
421 #define DMA_CTRL_DMASTART 0x0001
422
423
424 #define CPU_ORIDE_ETRIG 0x8000
425 #define CPU_ORIDE_STEP 0x4000
426 #define CPU_ORIDE_BKPT 0x2000
427 #define CPU_ORIDE_PWRITE 0x1000
428 #define CPU_ORIDE_OFORCE 0x0800
429 #define CPU_ORIDE_LBACK 0x0400
430 #define CPU_ORIDE_PTEST 0x0200
431 #define CPU_ORIDE_TENAB 0x0100
432 #define CPU_ORIDE_TPINS 0x0080
433 #define CPU_ORIDE_FRESET 0x0008
434 #define CPU_ORIDE_CTERM 0x0004
435 #define CPU_ORIDE_RREG 0x0002
436 #define CPU_ORIDE_RMOD 0x0001
437
438
439 #define CPU_CMD_BRESET 0x300b
440
441
442 #define CPU_PCTRL_PVALID 0x8000
443 #define CPU_PCTRL_PHI 0x0400
444 #define CPU_PCTRL_PLO 0x0200
445 #define CPU_PCTRL_REQ 0x0100
446 #define CPU_PCTRL_ACK 0x0080
447 #define CPU_PCTRL_RST 0x0040
448 #define CPU_PCTRL_BSY 0x0020
449 #define CPU_PCTRL_SEL 0x0010
450 #define CPU_PCTRL_ATN 0x0008
451 #define CPU_PCTRL_MSG 0x0004
452 #define CPU_PCTRL_CD 0x0002
453 #define CPU_PCTRL_IO 0x0001
454
455
456 #define CPU_PDIFF_SENSE 0x0200
457 #define CPU_PDIFF_MODE 0x0100
458 #define CPU_PDIFF_OENAB 0x0080
459 #define CPU_PDIFF_PMASK 0x007c
460 #define CPU_PDIFF_TGT 0x0002
461 #define CPU_PDIFF_INIT 0x0001
462
463
464 #define RISC_PSR_FTRUE 0x8000
465 #define RISC_PSR_LCD 0x4000
466 #define RISC_PSR_RIRQ 0x2000
467 #define RISC_PSR_TOFLOW 0x1000
468 #define RISC_PSR_AOFLOW 0x0800
469 #define RISC_PSR_AMSB 0x0400
470 #define RISC_PSR_ACARRY 0x0200
471 #define RISC_PSR_AZERO 0x0100
472 #define RISC_PSR_ULTRA 0x0020
473 #define RISC_PSR_DIRQ 0x0010
474 #define RISC_PSR_SIRQ 0x0008
475 #define RISC_PSR_HIRQ 0x0004
476 #define RISC_PSR_IPEND 0x0002
477 #define RISC_PSR_FFALSE 0x0001
478
479
480 #define RISC_MTREG_P1DFLT 0x1200
481 #define RISC_MTREG_P0DFLT 0x0012
482 #define RISC_MTREG_P1ULTRA 0x2300
483 #define RISC_MTREG_P0ULTRA 0x0023
484
485
486 #define HCCTRL_NOP 0x0000
487 #define HCCTRL_RESET 0x1000
488 #define HCCTRL_PAUSE 0x2000
489 #define HCCTRL_REL 0x3000
490 #define HCCTRL_STEP 0x4000
491 #define HCCTRL_SHIRQ 0x5000
492 #define HCCTRL_CHIRQ 0x6000
493 #define HCCTRL_CRIRQ 0x7000
494 #define HCCTRL_BKPT 0x8000
495 #define HCCTRL_TMODE 0xf000
496 #define HCCTRL_HIRQ 0x0080
497 #define HCCTRL_RRIP 0x0040
498 #define HCCTRL_RPAUSED 0x0020
499 #define HCCTRL_EBENAB 0x0010
500 #define HCCTRL_B1ENAB 0x0008
501 #define HCCTRL_B0ENAB 0x0004
502
503
504 #define for_each_qlogicpti(qp) \
505 for((qp) = qptichain; (qp); (qp) = (qp)->next)
506
507 #endif