isp_netbsd.h revision 1.72 1 /* $NetBSD: isp_netbsd.h,v 1.72 2010/03/26 20:52:00 mjacob Exp $ */
2 /*
3 * NetBSD Specific definitions for the Qlogic ISP Host Adapter
4 */
5 /*
6 * Copyright (C) 1997, 1998, 1999 National Aeronautics & Space Administration
7 * All rights reserved.
8 *
9 * Additional Copyright (C) 2000-2007 by Matthew Jacob
10 * All rights reserved.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. The name of the author may not be used to endorse or promote products
21 * derived from this software without specific prior written permission
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
27 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
28 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
32 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 */
34 #ifndef _ISP_NETBSD_H
35 #define _ISP_NETBSD_H
36
37 #include <sys/types.h>
38 #include <sys/param.h>
39 #include <sys/systm.h>
40 #include <sys/kernel.h>
41 #include <sys/errno.h>
42 #include <sys/ioctl.h>
43 #include <sys/device.h>
44 #include <sys/malloc.h>
45 #include <sys/buf.h>
46 #include <sys/proc.h>
47 #include <sys/kthread.h>
48
49 #include <sys/bus.h>
50
51 #include <dev/scsipi/scsi_all.h>
52 #include <dev/scsipi/scsipi_all.h>
53 #include <dev/scsipi/scsiconf.h>
54
55 #include <dev/scsipi/scsi_message.h>
56 #include <dev/scsipi/scsipi_debug.h>
57
58 #include <machine/stdarg.h>
59
60 #include "opt_isp.h"
61
62 /*
63 * Efficiency- get rid of SBus code && tests unless we need them.
64 */
65 #if defined(__sparcv9__ ) || defined(__sparc__)
66 #define ISP_SBUS_SUPPORTED 1
67 #else
68 #define ISP_SBUS_SUPPORTED 0
69 #endif
70
71 #define ISP_PLATFORM_VERSION_MAJOR 5
72 #define ISP_PLATFORM_VERSION_MINOR 0
73
74 struct isposinfo {
75 device_t dev;
76 struct scsipi_adapter adapter;
77 struct scsipi_channel * chan;
78 bus_dma_tag_t dmatag;
79 bus_dmamap_t rqdmap;
80 bus_dmamap_t rsdmap;
81 bus_dmamap_t scdmap; /* FC only */
82 uint64_t wwns[256]; /* FC only */
83 int splsaved;
84 int mboxwaiting;
85 uint32_t islocked;
86 uint32_t onintstack;
87 uint32_t loop_down_time;
88 uint32_t loop_down_limit;
89 uint32_t gone_device_time;
90 unsigned int : 16,
91 : 8,
92 gdt_running : 1,
93 loop_checked : 1,
94 mbox_sleeping : 1,
95 mbox_sleep_ok : 1,
96 mboxcmd_done : 1,
97 mboxbsy : 1,
98 paused : 1,
99 blocked : 1;
100 struct callout ldt; /* loop down timer */
101 struct callout gdt; /* gone device timer */
102 uint64_t wwn;
103 uint16_t framesize;
104 uint16_t exec_throttle;
105 struct lwp * thread;
106 };
107 #define isp_dmatag isp_osinfo.dmatag
108 #define isp_rqdmap isp_osinfo.rqdmap
109 #define isp_rsdmap isp_osinfo.rsdmap
110 #define isp_scdmap isp_osinfo.scdmap
111
112 #define ISP_MUSTPOLL(isp) \
113 (isp->isp_osinfo.onintstack || isp->isp_osinfo.mbox_sleep_ok == 0)
114
115 /*
116 * Required Macros/Defines
117 */
118
119 #define ISP_FC_SCRLEN 0x1000
120
121 #define ISP_MEMZERO(dst, a) memset((dst), 0, (a))
122 #define ISP_MEMCPY(dst, src, a) memcpy((dst), (src), (a))
123 #define ISP_SNPRINTF snprintf
124 #define ISP_DELAY DELAY
125 #define ISP_SLEEP(isp, x) \
126 if (!ISP_MUSTPOLL(isp)) \
127 ISP_UNLOCK(isp); \
128 DELAY(x); \
129 if (!ISP_MUSTPOLL(isp)) \
130 ISP_LOCK(isp)
131
132 #define ISP_INLINE
133
134 #define NANOTIME_T struct timeval
135 #define GET_NANOTIME microtime
136 #define GET_NANOSEC(x) (((x)->tv_sec * 1000000 + (x)->tv_usec) * 1000)
137 #define NANOTIME_SUB isp_microtime_sub
138
139 #define MAXISPREQUEST(isp) 256
140
141
142 #define MEMORYBARRIER(isp, type, offset, size) \
143 switch (type) { \
144 case SYNC_REQUEST: \
145 { \
146 off_t off = (off_t) offset * QENTRY_LEN; \
147 bus_dmamap_sync(isp->isp_dmatag, isp->isp_rqdmap, \
148 off, size, BUS_DMASYNC_PREWRITE); \
149 break; \
150 } \
151 case SYNC_RESULT: \
152 { \
153 off_t off = (off_t) offset * QENTRY_LEN; \
154 bus_dmamap_sync(isp->isp_dmatag, isp->isp_rsdmap, \
155 off, size, BUS_DMASYNC_POSTREAD); \
156 break; \
157 } \
158 case SYNC_SFORDEV: \
159 { \
160 off_t off = (off_t) offset; \
161 bus_dmamap_sync(isp->isp_dmatag, isp->isp_scdmap, \
162 off, size, BUS_DMASYNC_PREWRITE); \
163 break; \
164 } \
165 case SYNC_SFORCPU: \
166 { \
167 off_t off = (off_t) offset; \
168 bus_dmamap_sync(isp->isp_dmatag, isp->isp_scdmap, \
169 off, size, BUS_DMASYNC_POSTREAD); \
170 break; \
171 } \
172 default: \
173 break; \
174 }
175
176 #define MBOX_ACQUIRE isp_mbox_acquire
177 #define MBOX_WAIT_COMPLETE isp_mbox_wait_complete
178 #define MBOX_NOTIFY_COMPLETE isp_mbox_notify_done
179 #define MBOX_RELEASE isp_mbox_release
180
181 #define FC_SCRATCH_ACQUIRE(isp, chan) 0
182 #define FC_SCRATCH_RELEASE(isp, chan) do { } while (0)
183
184 #ifndef SCSI_GOOD
185 #define SCSI_GOOD 0x0
186 #endif
187 #ifndef SCSI_CHECK
188 #define SCSI_CHECK 0x2
189 #endif
190 #ifndef SCSI_BUSY
191 #define SCSI_BUSY 0x8
192 #endif
193 #ifndef SCSI_QFULL
194 #define SCSI_QFULL 0x28
195 #endif
196
197 #define XS_T struct scsipi_xfer
198 #define XS_DMA_ADDR_T bus_addr_t
199 #define XS_DMA_ADDR_T bus_addr_t
200 #define XS_GET_DMA64_SEG(a, b, c) \
201 { \
202 ispds64_t *d = a; \
203 bus_dma_segment_t *e = b; \
204 uint32_t f = c; \
205 e += f; \
206 d->ds_base = DMA_LO32(e->ds_addr); \
207 d->ds_basehi = DMA_HI32(e->ds_addr); \
208 d->ds_count = e->ds_len; \
209 }
210 #define XS_GET_DMA_SEG(a, b, c) \
211 { \
212 ispds_t *d = a; \
213 bus_dma_segment_t *e = b; \
214 uint32_t f = c; \
215 e += f; \
216 d->ds_base = DMA_LO32(e->ds_addr); \
217 d->ds_count = e->ds_len; \
218 }
219 #define XS_CHANNEL(xs) \
220 ((int) (xs)->xs_periph->periph_channel->chan_channel)
221 #define XS_ISP(xs) \
222 device_private((xs)->xs_periph->periph_channel->chan_adapter->adapt_dev)
223 #define XS_LUN(xs) ((int) (xs)->xs_periph->periph_lun)
224 #define XS_TGT(xs) ((int) (xs)->xs_periph->periph_target)
225 #define XS_CDBP(xs) ((uint8_t *) (xs)->cmd)
226 #define XS_CDBLEN(xs) (xs)->cmdlen
227 #define XS_XFRLEN(xs) (xs)->datalen
228 #define XS_TIME(xs) (xs)->timeout
229 #define XS_GET_RESID(xs) (xs)->resid
230 #define XS_SET_RESID(xs, r) (xs)->resid = r
231 #define XS_STSP(xs) (&(xs)->status)
232 #define XS_SNSP(xs) (&(xs)->sense.scsi_sense)
233 #define XS_SNSLEN(xs) (sizeof (xs)->sense)
234 #define XS_SNSKEY(xs) SSD_SENSE_KEY((xs)->sense.scsi_sense.flags)
235 #define XS_SNSASC(xs) ((xs)->sense.scsi_sense.asc)
236 #define XS_SNSASCQ(xs) ((xs)->sense.scsi_sense.ascq)
237 /* PORTING NOTES: check to see if there's a better way of checking for tagged */
238 #define XS_TAG_P(ccb) (((xs)->xs_control & XS_CTL_POLL) != 0)
239 /* PORTING NOTES: We elimited OTAG option for performance */
240 #define XS_TAG_TYPE(xs) \
241 (((xs)->xs_control & XS_CTL_URGENT) ? REQFLAG_HTAG : REQFLAG_STAG)
242
243 #define XS_SETERR(xs, v) (xs)->error = v
244
245 # define HBA_NOERROR XS_NOERROR
246 # define HBA_BOTCH XS_DRIVER_STUFFUP
247 # define HBA_CMDTIMEOUT XS_TIMEOUT
248 # define HBA_SELTIMEOUT XS_SELTIMEOUT
249 # define HBA_TGTBSY XS_BUSY
250 # define HBA_BUSRESET XS_RESET
251 # define HBA_ABORTED XS_DRIVER_STUFFUP
252 # define HBA_DATAOVR XS_DRIVER_STUFFUP
253 # define HBA_ARQFAIL XS_DRIVER_STUFFUP
254
255 #define XS_ERR(xs) (xs)->error
256 #define XS_NOERR(xs) (xs)->error == XS_NOERROR
257 #define XS_INITERR(xs) (xs)->error = 0, XS_CMD_S_CLEAR(xs)
258
259 #define XS_SAVE_SENSE(xs, ptr, len) \
260 if (xs->error == XS_NOERROR) { \
261 xs->error = XS_SENSE; \
262 } \
263 memcpy(&(xs)->sense, ptr, imin(XS_SNSLEN(xs), len))
264
265 #define XS_SENSE_VALID(xs) (xs)->error == XS_SENSE
266
267 #define DEFAULT_FRAMESIZE(isp) (isp)->isp_osinfo.framesize
268 #define DEFAULT_EXEC_THROTTLE(isp) (isp)->isp_osinfo.exec_throttle
269 #define GET_DEFAULT_ROLE(isp, chan) ISP_ROLE_INITIATOR
270 #define SET_DEFAULT_ROLE(isp, chan) do { } while (0)
271 #define DEFAULT_IID(x, chan) 7
272 #define DEFAULT_LOOPID(x, chan) 108
273 #define DEFAULT_NODEWWN(isp, chan) (isp)->isp_osinfo.wwn
274 #define DEFAULT_PORTWWN(isp, chan) (isp)->isp_osinfo.wwn
275 #define ACTIVE_NODEWWN(isp, chan) \
276 ((isp)->isp_osinfo.wwn? (isp)->isp_osinfo.wwn : \
277 (FCPARAM(isp, chan)->isp_wwnn_nvram? \
278 FCPARAM(isp, chan)->isp_wwnn_nvram : 0x400000007F000008ull))
279 #define ACTIVE_PORTWWN(isp, chan) \
280 ((isp)->isp_osinfo.wwn? (isp)->isp_osinfo.wwn : \
281 (FCPARAM(isp, chan)->isp_wwpn_nvram? \
282 FCPARAM(isp, chan)->isp_wwpn_nvram : 0x400000007F000008ull))
283
284 #if _BYTE_ORDER == _BIG_ENDIAN
285 #ifdef ISP_SBUS_SUPPORTED
286 #define ISP_IOXPUT_8(isp, s, d) *(d) = s
287 #define ISP_IOXPUT_16(isp, s, d) \
288 *(d) = (isp->isp_bustype == ISP_BT_SBUS)? s : bswap16(s)
289 #define ISP_IOXPUT_32(isp, s, d) \
290 *(d) = (isp->isp_bustype == ISP_BT_SBUS)? s : bswap32(s)
291
292 #define ISP_IOXGET_8(isp, s, d) d = (*((uint8_t *)s))
293 #define ISP_IOXGET_16(isp, s, d) \
294 d = (isp->isp_bustype == ISP_BT_SBUS)? \
295 *((uint16_t *)s) : bswap16(*((uint16_t *)s))
296 #define ISP_IOXGET_32(isp, s, d) \
297 d = (isp->isp_bustype == ISP_BT_SBUS)? \
298 *((uint32_t *)s) : bswap32(*((uint32_t *)s))
299
300 #else /* ISP_SBUS_SUPPORTED */
301 #define ISP_IOXPUT_8(isp, s, d) *(d) = s
302 #define ISP_IOXPUT_16(isp, s, d) *(d) = bswap16(s)
303 #define ISP_IOXPUT_32(isp, s, d) *(d) = bswap32(s)
304 #define ISP_IOXGET_8(isp, s, d) d = (*((uint8_t *)s))
305 #define ISP_IOXGET_16(isp, s, d) d = bswap16(*((uint16_t *)s))
306 #define ISP_IOXGET_32(isp, s, d) d = bswap32(*((uint32_t *)s))
307 #endif /* ISP_SBUS_SUPPORTED */
308 #define ISP_SWIZZLE_NVRAM_WORD(isp, rp) *rp = bswap16(*rp)
309 #define ISP_SWIZZLE_NVRAM_LONG(isp, rp) *rp = bswap32(*rp)
310
311 #define ISP_IOZGET_8(isp, s, d) d = (*((uint8_t *)s))
312 #define ISP_IOZGET_16(isp, s, d) d = (*((uint16_t *)s))
313 #define ISP_IOZGET_32(isp, s, d) d = (*((uint32_t *)s))
314 #define ISP_IOZPUT_8(isp, s, d) *(d) = s
315 #define ISP_IOZPUT_16(isp, s, d) *(d) = s
316 #define ISP_IOZPUT_32(isp, s, d) *(d) = s
317
318 #else
319 #define ISP_IOXPUT_8(isp, s, d) *(d) = s
320 #define ISP_IOXPUT_16(isp, s, d) *(d) = s
321 #define ISP_IOXPUT_32(isp, s, d) *(d) = s
322 #define ISP_IOXGET_8(isp, s, d) d = *(s)
323 #define ISP_IOXGET_16(isp, s, d) d = *(s)
324 #define ISP_IOXGET_32(isp, s, d) d = *(s)
325 #define ISP_SWIZZLE_NVRAM_WORD(isp, rp)
326 #define ISP_SWIZZLE_NVRAM_LONG(isp, rp)
327
328 #define ISP_IOZPUT_8(isp, s, d) *(d) = s
329 #define ISP_IOZPUT_16(isp, s, d) *(d) = bswap16(s)
330 #define ISP_IOZPUT_32(isp, s, d) *(d) = bswap32(s)
331
332 #define ISP_IOZGET_8(isp, s, d) d = (*((uint8_t *)(s)))
333 #define ISP_IOZGET_16(isp, s, d) d = bswap16(*((uint16_t *)(s)))
334 #define ISP_IOZGET_32(isp, s, d) d = bswap32(*((uint32_t *)(s)))
335
336 #endif
337
338 #define ISP_SWAP16(isp, x) bswap16(x)
339 #define ISP_SWAP32(isp, x) bswap32(x)
340
341 /*
342 * Includes of common header files
343 */
344
345 #include <dev/ic/ispreg.h>
346 #include <dev/ic/ispvar.h>
347 #include <dev/ic/ispmbox.h>
348
349 /*
350 * isp_osinfo definitions, extensions and shorthand.
351 */
352 #define isp_unit device_unit(isp_osinfo.dev)
353
354
355 /*
356 * Driver prototypes..
357 */
358 void isp_attach(ispsoftc_t *);
359 void isp_uninit(ispsoftc_t *);
360
361 /*
362 * Driver wide data...
363 */
364
365 /*
366 * Locking macros...
367 */
368 #define ISP_LOCK isp_lock
369 #define ISP_UNLOCK isp_unlock
370 #define ISP_ILOCK(x) isp_lock(x); isp->isp_osinfo.onintstack++
371 #define ISP_IUNLOCK(x) isp->isp_osinfo.onintstack--; isp_unlock(x)
372
373 /*
374 * Platform private flags
375 */
376
377 #define XS_PSTS_INWDOG 0x10000000
378 #define XS_PSTS_GRACE 0x20000000
379 #define XS_PSTS_ALL 0x30000000
380
381 #define XS_CMD_S_WDOG(xs) (xs)->xs_status |= XS_PSTS_INWDOG
382 #define XS_CMD_C_WDOG(xs) (xs)->xs_status &= ~XS_PSTS_INWDOG
383 #define XS_CMD_WDOG_P(xs) (((xs)->xs_status & XS_PSTS_INWDOG) != 0)
384
385 #define XS_CMD_S_GRACE(xs) (xs)->xs_status |= XS_PSTS_GRACE
386 #define XS_CMD_C_GRACE(xs) (xs)->xs_status &= ~XS_PSTS_GRACE
387 #define XS_CMD_GRACE_P(xs) (((xs)->xs_status & XS_PSTS_GRACE) != 0)
388
389 #define XS_CMD_S_DONE(xs) (xs)->xs_status |= XS_STS_DONE
390 #define XS_CMD_C_DONE(xs) (xs)->xs_status &= ~XS_STS_DONE
391 #define XS_CMD_DONE_P(xs) (((xs)->xs_status & XS_STS_DONE) != 0)
392
393 #define XS_CMD_S_CLEAR(xs) (xs)->xs_status &= ~XS_PSTS_ALL
394
395 /*
396 * Platform Library Functionw
397 */
398 void isp_prt(ispsoftc_t *, int level, const char *, ...);
399 void isp_xs_prt(ispsoftc_t *, XS_T *, int level, const char *, ...);
400 void isp_lock(ispsoftc_t *);
401 void isp_unlock(ispsoftc_t *);
402 uint64_t isp_microtime_sub(struct timeval *, struct timeval *);
403 int isp_mbox_acquire(ispsoftc_t *);
404 void isp_mbox_wait_complete(ispsoftc_t *, mbreg_t *);
405 void isp_mbox_notify_done(ispsoftc_t *);
406 void isp_mbox_release(ispsoftc_t *);
407
408 /*
409 * Common Library functions
410 */
411 #include <dev/ic/isp_library.h>
412
413 #if !defined(ISP_DISABLE_FW) && !defined(ISP_COMPILE_FW)
414 #define ISP_COMPILE_FW 1
415 #endif
416 #endif /* _ISP_NETBSD_H */
417