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Linux Cross Reference
Linux/drivers/scsi/qlogicpti.h

Version: ~ [ 2.4.0 ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 /* qlogicpti.h: Performance Technologies QlogicISP sbus card defines.
  2  *
  3  * Copyright (C) 1996 David S. Miller (davem@caipfs.rutgers.edu)
  4  */
  5 
  6 #ifndef _QLOGICPTI_H
  7 #define _QLOGICPTI_H
  8 
  9 /* Qlogic/SBUS controller registers. */
 10 #define SBUS_CFG1       0x006UL
 11 #define SBUS_CTRL       0x008UL
 12 #define SBUS_STAT       0x00aUL
 13 #define SBUS_SEMAPHORE  0x00cUL
 14 #define CMD_DMA_CTRL    0x022UL
 15 #define DATA_DMA_CTRL   0x042UL
 16 #define MBOX0           0x080UL
 17 #define MBOX1           0x082UL
 18 #define MBOX2           0x084UL
 19 #define MBOX3           0x086UL
 20 #define MBOX4           0x088UL
 21 #define MBOX5           0x08aUL
 22 #define CPU_CMD         0x214UL
 23 #define CPU_ORIDE       0x224UL
 24 #define CPU_PCTRL       0x272UL
 25 #define CPU_PDIFF       0x276UL
 26 #define RISC_PSR        0x420UL
 27 #define RISC_MTREG      0x42EUL
 28 #define HCCTRL          0x440UL
 29 
 30 /* SCSI parameters for this driver. */
 31 #define MAX_TARGETS     16
 32 #define MAX_LUNS        8
 33 
 34 /* With the qlogic interface, every queue slot can hold a SCSI
 35  * command with up to 4 scatter/gather entries.  If we need more
 36  * than 4 entries, continuation entries can be used that hold
 37  * another 7 entries each.  Unlike for other drivers, this means
 38  * that the maximum number of scatter/gather entries we can
 39  * support at any given time is a function of the number of queue
 40  * slots available.  That is, host->can_queue and host->sg_tablesize
 41  * are dynamic and _not_ independent.  This all works fine because
 42  * requests are queued serially and the scatter/gather limit is
 43  * determined for each queue request anew.
 44  */
 45 #define QLOGICPTI_REQ_QUEUE_LEN 255     /* must be power of two - 1 */
 46 #define QLOGICPTI_MAX_SG(ql)    (4 + ((ql) > 0) ? 7*((ql) - 1) : 0)
 47 
 48 #ifndef NULL
 49 #define NULL (0)
 50 #endif
 51 
 52 int qlogicpti_detect(Scsi_Host_Template *);
 53 int qlogicpti_release(struct Scsi_Host *);
 54 const char * qlogicpti_info(struct Scsi_Host *);
 55 int qlogicpti_queuecommand(Scsi_Cmnd *, void (* done)(Scsi_Cmnd *));
 56 int qlogicpti_queuecommand_slow(Scsi_Cmnd *, void (* done)(Scsi_Cmnd *));
 57 int qlogicpti_abort(Scsi_Cmnd *);
 58 int qlogicpti_reset(Scsi_Cmnd *, unsigned int);
 59 
 60 /* mailbox command complete status codes */
 61 #define MBOX_COMMAND_COMPLETE           0x4000
 62 #define INVALID_COMMAND                 0x4001
 63 #define HOST_INTERFACE_ERROR            0x4002
 64 #define TEST_FAILED                     0x4003
 65 #define COMMAND_ERROR                   0x4005
 66 #define COMMAND_PARAM_ERROR             0x4006
 67 
 68 /* async event status codes */
 69 #define ASYNC_SCSI_BUS_RESET            0x8001
 70 #define SYSTEM_ERROR                    0x8002
 71 #define REQUEST_TRANSFER_ERROR          0x8003
 72 #define RESPONSE_TRANSFER_ERROR         0x8004
 73 #define REQUEST_QUEUE_WAKEUP            0x8005
 74 #define EXECUTION_TIMEOUT_RESET         0x8006
 75 
 76 /* Am I fucking pedantic or what? */
 77 struct Entry_header {
 78 #ifdef __BIG_ENDIAN
 79         u8      entry_cnt;
 80         u8      entry_type;
 81         u8      flags;
 82         u8      sys_def_1;
 83 #else /* __LITTLE_ENDIAN */
 84         u8      entry_type;
 85         u8      entry_cnt;
 86         u8      sys_def_1;
 87         u8      flags;
 88 #endif
 89 };
 90 
 91 /* entry header type commands */
 92 #define ENTRY_COMMAND           1
 93 #define ENTRY_CONTINUATION      2
 94 #define ENTRY_STATUS            3
 95 #define ENTRY_MARKER            4
 96 #define ENTRY_EXTENDED_COMMAND  5
 97 
 98 /* entry header flag definitions */
 99 #define EFLAG_CONTINUATION      1
100 #define EFLAG_BUSY              2
101 #define EFLAG_BAD_HEADER        4
102 #define EFLAG_BAD_PAYLOAD       8
103 
104 struct dataseg {
105         u32     d_base;
106         u32     d_count;
107 };
108 
109 struct Command_Entry {
110         struct Entry_header     hdr;
111         u32                     handle;
112 #ifdef __BIG_ENDIAN
113         u8                      target_id;
114         u8                      target_lun;
115 #else /* __LITTLE_ENDIAN */
116         u8                      target_lun;
117         u8                      target_id;
118 #endif
119         u16                     cdb_length;
120         u16                     control_flags;
121         u16                     rsvd;
122         u16                     time_out;
123         u16                     segment_cnt;
124         u8                      cdb[12];
125         struct dataseg          dataseg[4];
126 };
127 
128 /* command entry control flag definitions */
129 #define CFLAG_NODISC            0x01
130 #define CFLAG_HEAD_TAG          0x02
131 #define CFLAG_ORDERED_TAG       0x04
132 #define CFLAG_SIMPLE_TAG        0x08
133 #define CFLAG_TAR_RTN           0x10
134 #define CFLAG_READ              0x20
135 #define CFLAG_WRITE             0x40
136 
137 struct Ext_Command_Entry {
138         struct Entry_header     hdr;
139         u32                     handle;
140 #ifdef __BIG_ENDIAN
141         u8                      target_id;
142         u8                      target_lun;
143 #else /* __LITTLE_ENDIAN */
144         u8                      target_lun;
145         u8                      target_id;
146 #endif
147         u16                     cdb_length;
148         u16                     control_flags;
149         u16                     rsvd;
150         u16                     time_out;
151         u16                     segment_cnt;
152         u8                      cdb[44];
153 };
154 
155 struct Continuation_Entry {
156         struct Entry_header     hdr;
157         u32                     reserved;
158         struct dataseg          dataseg[7];
159 };
160 
161 struct Marker_Entry {
162         struct Entry_header     hdr;
163         u32                     reserved;
164 #ifdef __BIG_ENDIAN
165         u8                      target_id;
166         u8                      target_lun;
167 #else /* __LITTLE_ENDIAN */
168         u8                      target_lun;
169         u8                      target_id;
170 #endif
171 #ifdef __BIG_ENDIAN
172         u8                      rsvd;
173         u8                      modifier;
174 #else /* __LITTLE_ENDIAN */
175         u8                      modifier;
176         u8                      rsvd;
177 #endif
178         u8                      rsvds[52];
179 };
180 
181 /* marker entry modifier definitions */
182 #define SYNC_DEVICE     0
183 #define SYNC_TARGET     1
184 #define SYNC_ALL        2
185 
186 struct Status_Entry {
187         struct Entry_header     hdr;
188         u32                     handle;
189         u16                     scsi_status;
190         u16                     completion_status;
191         u16                     state_flags;
192         u16                     status_flags;
193         u16                     time;
194         u16                     req_sense_len;
195         u32                     residual;
196         u8                      rsvd[8];
197         u8                      req_sense_data[32];
198 };
199 
200 /* status entry completion status definitions */
201 #define CS_COMPLETE                     0x0000
202 #define CS_INCOMPLETE                   0x0001
203 #define CS_DMA_ERROR                    0x0002
204 #define CS_TRANSPORT_ERROR              0x0003
205 #define CS_RESET_OCCURRED               0x0004
206 #define CS_ABORTED                      0x0005
207 #define CS_TIMEOUT                      0x0006
208 #define CS_DATA_OVERRUN                 0x0007
209 #define CS_COMMAND_OVERRUN              0x0008
210 #define CS_STATUS_OVERRUN               0x0009
211 #define CS_BAD_MESSAGE                  0x000a
212 #define CS_NO_MESSAGE_OUT               0x000b
213 #define CS_EXT_ID_FAILED                0x000c
214 #define CS_IDE_MSG_FAILED               0x000d
215 #define CS_ABORT_MSG_FAILED             0x000e
216 #define CS_REJECT_MSG_FAILED            0x000f
217 #define CS_NOP_MSG_FAILED               0x0010
218 #define CS_PARITY_ERROR_MSG_FAILED      0x0011
219 #define CS_DEVICE_RESET_MSG_FAILED      0x0012
220 #define CS_ID_MSG_FAILED                0x0013
221 #define CS_UNEXP_BUS_FREE               0x0014
222 #define CS_DATA_UNDERRUN                0x0015
223 #define CS_BUS_RESET                    0x001c
224 
225 /* status entry state flag definitions */
226 #define SF_GOT_BUS                      0x0100
227 #define SF_GOT_TARGET                   0x0200
228 #define SF_SENT_CDB                     0x0400
229 #define SF_TRANSFERRED_DATA             0x0800
230 #define SF_GOT_STATUS                   0x1000
231 #define SF_GOT_SENSE                    0x2000
232 
233 /* status entry status flag definitions */
234 #define STF_DISCONNECT                  0x0001
235 #define STF_SYNCHRONOUS                 0x0002
236 #define STF_PARITY_ERROR                0x0004
237 #define STF_BUS_RESET                   0x0008
238 #define STF_DEVICE_RESET                0x0010
239 #define STF_ABORTED                     0x0020
240 #define STF_TIMEOUT                     0x0040
241 #define STF_NEGOTIATION                 0x0080
242 
243 /* mailbox commands */
244 #define MBOX_NO_OP                      0x0000
245 #define MBOX_LOAD_RAM                   0x0001
246 #define MBOX_EXEC_FIRMWARE              0x0002
247 #define MBOX_DUMP_RAM                   0x0003
248 #define MBOX_WRITE_RAM_WORD             0x0004
249 #define MBOX_READ_RAM_WORD              0x0005
250 #define MBOX_MAILBOX_REG_TEST           0x0006
251 #define MBOX_VERIFY_CHECKSUM            0x0007
252 #define MBOX_ABOUT_FIRMWARE             0x0008
253 #define MBOX_CHECK_FIRMWARE             0x000e
254 #define MBOX_INIT_REQ_QUEUE             0x0010
255 #define MBOX_INIT_RES_QUEUE             0x0011
256 #define MBOX_EXECUTE_IOCB               0x0012
257 #define MBOX_WAKE_UP                    0x0013
258 #define MBOX_STOP_FIRMWARE              0x0014
259 #define MBOX_ABORT                      0x0015
260 #define MBOX_ABORT_DEVICE               0x0016
261 #define MBOX_ABORT_TARGET               0x0017
262 #define MBOX_BUS_RESET                  0x0018
263 #define MBOX_STOP_QUEUE                 0x0019
264 #define MBOX_START_QUEUE                0x001a
265 #define MBOX_SINGLE_STEP_QUEUE          0x001b
266 #define MBOX_ABORT_QUEUE                0x001c
267 #define MBOX_GET_DEV_QUEUE_STATUS       0x001d
268 #define MBOX_GET_FIRMWARE_STATUS        0x001f
269 #define MBOX_GET_INIT_SCSI_ID           0x0020
270 #define MBOX_GET_SELECT_TIMEOUT         0x0021
271 #define MBOX_GET_RETRY_COUNT            0x0022
272 #define MBOX_GET_TAG_AGE_LIMIT          0x0023
273 #define MBOX_GET_CLOCK_RATE             0x0024
274 #define MBOX_GET_ACT_NEG_STATE          0x0025
275 #define MBOX_GET_ASYNC_DATA_SETUP_TIME  0x0026
276 #define MBOX_GET_SBUS_PARAMS            0x0027
277 #define MBOX_GET_TARGET_PARAMS          0x0028
278 #define MBOX_GET_DEV_QUEUE_PARAMS       0x0029
279 #define MBOX_SET_INIT_SCSI_ID           0x0030
280 #define MBOX_SET_SELECT_TIMEOUT         0x0031
281 #define MBOX_SET_RETRY_COUNT            0x0032
282 #define MBOX_SET_TAG_AGE_LIMIT          0x0033
283 #define MBOX_SET_CLOCK_RATE             0x0034
284 #define MBOX_SET_ACTIVE_NEG_STATE       0x0035
285 #define MBOX_SET_ASYNC_DATA_SETUP_TIME  0x0036
286 #define MBOX_SET_SBUS_CONTROL_PARAMS    0x0037
287 #define MBOX_SET_TARGET_PARAMS          0x0038
288 #define MBOX_SET_DEV_QUEUE_PARAMS       0x0039
289 
290 struct host_param {
291         u_short         initiator_scsi_id;
292         u_short         bus_reset_delay;
293         u_short         retry_count;
294         u_short         retry_delay;
295         u_short         async_data_setup_time;
296         u_short         req_ack_active_negation;
297         u_short         data_line_active_negation;
298         u_short         data_dma_burst_enable;
299         u_short         command_dma_burst_enable;
300         u_short         tag_aging;
301         u_short         selection_timeout;
302         u_short         max_queue_depth;
303 };
304 
305 /*
306  * Device Flags:
307  *
308  * Bit  Name
309  * ---------
310  *  7   Disconnect Privilege
311  *  6   Parity Checking
312  *  5   Wide Data Transfers
313  *  4   Synchronous Data Transfers
314  *  3   Tagged Queuing
315  *  2   Automatic Request Sense
316  *  1   Stop Queue on Check Condition
317  *  0   Renegotiate on Error
318  */
319 
320 struct dev_param {
321         u_short         device_flags;
322         u_short         execution_throttle;
323         u_short         synchronous_period;
324         u_short         synchronous_offset;
325         u_short         device_enable;
326         u_short         reserved; /* pad */
327 };
328 
329 /*
330  * The result queue can be quite a bit smaller since continuation entries
331  * do not show up there:
332  */
333 #define RES_QUEUE_LEN           255     /* Must be power of two - 1 */
334 #define QUEUE_ENTRY_LEN         64
335 
336 #define NEXT_REQ_PTR(wheee)   (((wheee) + 1) & QLOGICPTI_REQ_QUEUE_LEN)
337 #define NEXT_RES_PTR(wheee)   (((wheee) + 1) & RES_QUEUE_LEN)
338 #define PREV_REQ_PTR(wheee)   (((wheee) - 1) & QLOGICPTI_REQ_QUEUE_LEN)
339 #define PREV_RES_PTR(wheee)   (((wheee) - 1) & RES_QUEUE_LEN)
340 
341 struct pti_queue_entry {
342         char __opaque[QUEUE_ENTRY_LEN];
343 };
344 
345 /* Software state for the driver. */
346 struct qlogicpti {
347         /* These are the hot elements in the cache, so they come first. */
348         spinlock_t                lock;                 /* Driver mutex               */
349         unsigned long             qregs;                /* Adapter registers          */
350         struct pti_queue_entry   *res_cpu;              /* Ptr to RESPONSE bufs (CPU) */
351         struct pti_queue_entry   *req_cpu;              /* Ptr to REQUEST bufs (CPU)  */
352 
353         u_int                     req_in_ptr;           /* index of next request slot */
354         u_int                     res_out_ptr;          /* index of next result slot  */
355         long                      send_marker;          /* must we send a marker?     */
356         struct sbus_dev          *sdev;
357         unsigned long             __pad;
358 
359         int                       cmd_count[MAX_TARGETS];
360         unsigned long             tag_ages[MAX_TARGETS];
361 
362         /* The cmd->handler is only 32-bits, so that things work even on monster
363          * Ex000 sparc64 machines with >4GB of ram we just keep track of the
364          * scsi command pointers here.  This is essentially what Matt Jacob does. -DaveM
365          */
366         Scsi_Cmnd                *cmd_slots[QLOGICPTI_REQ_QUEUE_LEN + 1];
367 
368         /* The rest of the elements are unimportant for performance. */
369         struct qlogicpti         *next;
370         __u32                     res_dvma;             /* Ptr to RESPONSE bufs (DVMA)*/
371         __u32                     req_dvma;             /* Ptr to REQUEST bufs (DVMA) */
372         u_char                    fware_majrev, fware_minrev, fware_micrev;
373         struct Scsi_Host         *qhost;
374         int                       qpti_id;
375         int                       scsi_id;
376         int                       prom_node;
377         char                      prom_name[64];
378         int                       irq;
379         char                      differential, ultra, clock;
380         unsigned char             bursts;
381         struct  host_param        host_param;
382         struct  dev_param         dev_param[MAX_TARGETS];
383 
384         unsigned long             sreg;
385 #define SREG_TPOWER               0x80   /* State of termpwr           */
386 #define SREG_FUSE                 0x40   /* State of on board fuse     */
387 #define SREG_PDISAB               0x20   /* Disable state for power on */
388 #define SREG_DSENSE               0x10   /* Sense for differential     */
389 #define SREG_IMASK                0x0c   /* Interrupt level            */
390 #define SREG_SPMASK               0x03   /* Mask for switch pack       */
391         unsigned char             swsreg;
392         unsigned int    
393                 gotirq  :       1,      /* this instance got an irq */
394                 is_pti  :       1,      /* Non-zero if this is a PTI board. */
395                 sbits   :       16;     /* syncmode known bits */
396 };
397 
398 /* How to twiddle them bits... */
399 
400 /* SBUS config register one. */
401 #define SBUS_CFG1_EPAR          0x0100      /* Enable parity checking           */
402 #define SBUS_CFG1_FMASK         0x00f0      /* Forth code cycle mask            */
403 #define SBUS_CFG1_BENAB         0x0004      /* Burst dvma enable                */
404 #define SBUS_CFG1_B64           0x0003      /* Enable 64byte bursts             */
405 #define SBUS_CFG1_B32           0x0002      /* Enable 32byte bursts             */
406 #define SBUS_CFG1_B16           0x0001      /* Enable 16byte bursts             */
407 #define SBUS_CFG1_B8            0x0008      /* Enable 8byte bursts              */
408 
409 /* SBUS control register */
410 #define SBUS_CTRL_EDIRQ         0x0020      /* Enable Data DVMA Interrupts      */
411 #define SBUS_CTRL_ECIRQ         0x0010      /* Enable Command DVMA Interrupts   */
412 #define SBUS_CTRL_ESIRQ         0x0008      /* Enable SCSI Processor Interrupts */
413 #define SBUS_CTRL_ERIRQ         0x0004      /* Enable RISC Processor Interrupts */
414 #define SBUS_CTRL_GENAB         0x0002      /* Global Interrupt Enable          */
415 #define SBUS_CTRL_RESET         0x0001      /* Soft Reset                       */
416 
417 /* SBUS status register */
418 #define SBUS_STAT_DINT          0x0020      /* Data DVMA IRQ pending            */
419 #define SBUS_STAT_CINT          0x0010      /* Command DVMA IRQ pending         */
420 #define SBUS_STAT_SINT          0x0008      /* SCSI Processor IRQ pending       */
421 #define SBUS_STAT_RINT          0x0004      /* RISC Processor IRQ pending       */
422 #define SBUS_STAT_GINT          0x0002      /* Global IRQ pending               */
423 
424 /* SBUS semaphore register */
425 #define SBUS_SEMAPHORE_STAT     0x0002      /* Semaphore status bit             */
426 #define SBUS_SEMAPHORE_LCK      0x0001      /* Semaphore lock bit               */
427 
428 /* DVMA control register */
429 #define DMA_CTRL_CSUSPEND       0x0010      /* DMA channel suspend              */
430 #define DMA_CTRL_CCLEAR         0x0008      /* DMA channel clear and reset      */
431 #define DMA_CTRL_FCLEAR         0x0004      /* DMA fifo clear                   */
432 #define DMA_CTRL_CIRQ           0x0002      /* DMA irq clear                    */
433 #define DMA_CTRL_DMASTART       0x0001      /* DMA transfer start               */
434 
435 /* SCSI processor override register */
436 #define CPU_ORIDE_ETRIG         0x8000      /* External trigger enable          */
437 #define CPU_ORIDE_STEP          0x4000      /* Single step mode enable          */
438 #define CPU_ORIDE_BKPT          0x2000      /* Breakpoint reg enable            */
439 #define CPU_ORIDE_PWRITE        0x1000      /* SCSI pin write enable            */
440 #define CPU_ORIDE_OFORCE        0x0800      /* Force outputs on                 */
441 #define CPU_ORIDE_LBACK         0x0400      /* SCSI loopback enable             */
442 #define CPU_ORIDE_PTEST         0x0200      /* Parity test enable               */
443 #define CPU_ORIDE_TENAB         0x0100      /* SCSI pins tristate enable        */
444 #define CPU_ORIDE_TPINS         0x0080      /* SCSI pins enable                 */
445 #define CPU_ORIDE_FRESET        0x0008      /* FIFO reset                       */
446 #define CPU_ORIDE_CTERM         0x0004      /* Command terminate                */
447 #define CPU_ORIDE_RREG          0x0002      /* Reset SCSI processor regs        */
448 #define CPU_ORIDE_RMOD          0x0001      /* Reset SCSI processor module      */
449 
450 /* SCSI processor commands */
451 #define CPU_CMD_BRESET          0x300b      /* Reset SCSI bus                   */
452 
453 /* SCSI processor pin control register */
454 #define CPU_PCTRL_PVALID        0x8000      /* Phase bits are valid             */
455 #define CPU_PCTRL_PHI           0x0400      /* Parity bit high                  */
456 #define CPU_PCTRL_PLO           0x0200      /* Parity bit low                   */
457 #define CPU_PCTRL_REQ           0x0100      /* REQ bus signal                   */
458 #define CPU_PCTRL_ACK           0x0080      /* ACK bus signal                   */
459 #define CPU_PCTRL_RST           0x0040      /* RST bus signal                   */
460 #define CPU_PCTRL_BSY           0x0020      /* BSY bus signal                   */
461 #define CPU_PCTRL_SEL           0x0010      /* SEL bus signal                   */
462 #define CPU_PCTRL_ATN           0x0008      /* ATN bus signal                   */
463 #define CPU_PCTRL_MSG           0x0004      /* MSG bus signal                   */
464 #define CPU_PCTRL_CD            0x0002      /* CD bus signal                    */
465 #define CPU_PCTRL_IO            0x0001      /* IO bus signal                    */
466 
467 /* SCSI processor differential pins register */
468 #define CPU_PDIFF_SENSE         0x0200      /* Differential sense               */
469 #define CPU_PDIFF_MODE          0x0100      /* Differential mode                */
470 #define CPU_PDIFF_OENAB         0x0080      /* Outputs enable                   */
471 #define CPU_PDIFF_PMASK         0x007c      /* Differential control pins        */
472 #define CPU_PDIFF_TGT           0x0002      /* Target mode enable               */
473 #define CPU_PDIFF_INIT          0x0001      /* Initiator mode enable            */
474 
475 /* RISC processor status register */
476 #define RISC_PSR_FTRUE          0x8000      /* Force true                       */
477 #define RISC_PSR_LCD            0x4000      /* Loop counter shows done status   */
478 #define RISC_PSR_RIRQ           0x2000      /* RISC irq status                  */
479 #define RISC_PSR_TOFLOW         0x1000      /* Timer overflow (rollover)        */
480 #define RISC_PSR_AOFLOW         0x0800      /* Arithmetic overflow              */
481 #define RISC_PSR_AMSB           0x0400      /* Arithmetic big endian            */
482 #define RISC_PSR_ACARRY         0x0200      /* Arithmetic carry                 */
483 #define RISC_PSR_AZERO          0x0100      /* Arithmetic zero                  */
484 #define RISC_PSR_ULTRA          0x0020      /* Ultra mode                       */
485 #define RISC_PSR_DIRQ           0x0010      /* DVMA interrupt                   */
486 #define RISC_PSR_SIRQ           0x0008      /* SCSI processor interrupt         */
487 #define RISC_PSR_HIRQ           0x0004      /* Host interrupt                   */
488 #define RISC_PSR_IPEND          0x0002      /* Interrupt pending                */
489 #define RISC_PSR_FFALSE         0x0001      /* Force false                      */
490 
491 /* RISC processor memory timing register */
492 #define RISC_MTREG_P1DFLT       0x1200      /* Default read/write timing, pg1   */
493 #define RISC_MTREG_P0DFLT       0x0012      /* Default read/write timing, pg0   */
494 #define RISC_MTREG_P1ULTRA      0x2300      /* Ultra-mode rw timing, pg1        */
495 #define RISC_MTREG_P0ULTRA      0x0023      /* Ultra-mode rw timing, pg0        */
496 
497 /* Host command/ctrl register */
498 #define HCCTRL_NOP              0x0000      /* CMD: No operation                */
499 #define HCCTRL_RESET            0x1000      /* CMD: Reset RISC cpu              */
500 #define HCCTRL_PAUSE            0x2000      /* CMD: Pause RISC cpu              */
501 #define HCCTRL_REL              0x3000      /* CMD: Release paused RISC cpu     */
502 #define HCCTRL_STEP             0x4000      /* CMD: Single step RISC cpu        */
503 #define HCCTRL_SHIRQ            0x5000      /* CMD: Set host irq                */
504 #define HCCTRL_CHIRQ            0x6000      /* CMD: Clear host irq              */
505 #define HCCTRL_CRIRQ            0x7000      /* CMD: Clear RISC cpu irq          */
506 #define HCCTRL_BKPT             0x8000      /* CMD: Breakpoint enables change   */
507 #define HCCTRL_TMODE            0xf000      /* CMD: Enable test mode            */
508 #define HCCTRL_HIRQ             0x0080      /* Host IRQ pending                 */
509 #define HCCTRL_RRIP             0x0040      /* RISC cpu reset in happening now  */
510 #define HCCTRL_RPAUSED          0x0020      /* RISC cpu is paused now           */
511 #define HCCTRL_EBENAB           0x0010      /* External breakpoint enable       */
512 #define HCCTRL_B1ENAB           0x0008      /* Breakpoint 1 enable              */
513 #define HCCTRL_B0ENAB           0x0004      /* Breakpoint 0 enable              */
514 
515 #define QLOGICPTI {                                                \
516         detect:         qlogicpti_detect,                          \
517         release:        qlogicpti_release,                         \
518         info:           qlogicpti_info,                            \
519         queuecommand:   qlogicpti_queuecommand_slow,               \
520         abort:          qlogicpti_abort,                           \
521         reset:          qlogicpti_reset,                           \
522         can_queue:      QLOGICPTI_REQ_QUEUE_LEN,                   \
523         this_id:        7,                                         \
524         sg_tablesize:   QLOGICPTI_MAX_SG(QLOGICPTI_REQ_QUEUE_LEN), \
525         cmd_per_lun:    1,                                         \
526         use_clustering: ENABLE_CLUSTERING,                         \
527         use_new_eh_code: 0                                         \
528 }
529 
530 /* For our interrupt engine. */
531 #define for_each_qlogicpti(qp) \
532         for((qp) = qptichain; (qp); (qp) = (qp)->next)
533 
534 #endif /* !(_QLOGICPTI_H) */
535 

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