1 /* $NetBSD: isp_netbsd.h,v 1.70 2009/12/03 14:51:48 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 int splsaved; 83 int mboxwaiting; 84 uint32_t islocked; 85 uint32_t onintstack; 86 uint32_t loop_down_time; 87 uint32_t loop_down_limit; 88 uint32_t gone_device_time; 89 unsigned int : 16, 90 : 8, 91 gdt_running : 1, 92 loop_checked : 1, 93 mbox_sleeping : 1, 94 mbox_sleep_ok : 1, 95 mboxcmd_done : 1, 96 mboxbsy : 1, 97 paused : 1, 98 blocked : 1; 99 struct callout ldt; /* loop down timer */ 100 struct callout gdt; /* gone device timer */ 101 uint64_t wwn; 102 uint16_t framesize; 103 uint16_t exec_throttle; 104 struct lwp * thread; 105 }; 106 #define isp_dmatag isp_osinfo.dmatag 107 #define isp_rqdmap isp_osinfo.rqdmap 108 #define isp_rsdmap isp_osinfo.rsdmap 109 #define isp_scdmap isp_osinfo.scdmap 110 111 #define ISP_MUSTPOLL(isp) \ 112 (isp->isp_osinfo.onintstack || isp->isp_osinfo.mbox_sleep_ok == 0) 113 114 /* 115 * Required Macros/Defines 116 */ 117 118 #define ISP_FC_SCRLEN 0x1000 119 120 #define ISP_MEMZERO(dst, a) memset((dst), 0, (a)) 121 #define ISP_MEMCPY(dst, src, a) memcpy((dst), (src), (a)) 122 #define ISP_SNPRINTF snprintf 123 #define ISP_DELAY DELAY 124 #define ISP_SLEEP(isp, x) \ 125 if (!ISP_MUSTPOLL(isp)) \ 126 ISP_UNLOCK(isp); \ 127 DELAY(x); \ 128 if (!ISP_MUSTPOLL(isp)) \ 129 ISP_LOCK(isp) 130 131 #define ISP_INLINE 132 133 #define NANOTIME_T struct timeval 134 #define GET_NANOTIME microtime 135 #define GET_NANOSEC(x) (((x)->tv_sec * 1000000 + (x)->tv_usec) * 1000) 136 #define NANOTIME_SUB isp_microtime_sub 137 138 #define MAXISPREQUEST(isp) 256 139 140 141 #define MEMORYBARRIER(isp, type, offset, size) \ 142 switch (type) { \ 143 case SYNC_REQUEST: \ 144 { \ 145 off_t off = (off_t) offset * QENTRY_LEN; \ 146 bus_dmamap_sync(isp->isp_dmatag, isp->isp_rqdmap, \ 147 off, size, BUS_DMASYNC_PREWRITE); \ 148 break; \ 149 } \ 150 case SYNC_RESULT: \ 151 { \ 152 off_t off = (off_t) offset * QENTRY_LEN; \ 153 bus_dmamap_sync(isp->isp_dmatag, isp->isp_rsdmap, \ 154 off, size, BUS_DMASYNC_POSTREAD); \ 155 break; \ 156 } \ 157 case SYNC_SFORDEV: \ 158 { \ 159 off_t off = (off_t) offset; \ 160 bus_dmamap_sync(isp->isp_dmatag, isp->isp_scdmap, \ 161 off, size, BUS_DMASYNC_PREWRITE); \ 162 break; \ 163 } \ 164 case SYNC_SFORCPU: \ 165 { \ 166 off_t off = (off_t) offset; \ 167 bus_dmamap_sync(isp->isp_dmatag, isp->isp_scdmap, \ 168 off, size, BUS_DMASYNC_POSTREAD); \ 169 break; \ 170 } \ 171 default: \ 172 break; \ 173 } 174 175 #define MBOX_ACQUIRE isp_mbox_acquire 176 #define MBOX_WAIT_COMPLETE isp_mbox_wait_complete 177 #define MBOX_NOTIFY_COMPLETE isp_mbox_notify_done 178 #define MBOX_RELEASE isp_mbox_release 179 180 #define FC_SCRATCH_ACQUIRE(isp, chan) 0 181 #define FC_SCRATCH_RELEASE(isp, chan) do { } while (0) 182 183 #ifndef SCSI_GOOD 184 #define SCSI_GOOD 0x0 185 #endif 186 #ifndef SCSI_CHECK 187 #define SCSI_CHECK 0x2 188 #endif 189 #ifndef SCSI_BUSY 190 #define SCSI_BUSY 0x8 191 #endif 192 #ifndef SCSI_QFULL 193 #define SCSI_QFULL 0x28 194 #endif 195 196 #define XS_T struct scsipi_xfer 197 #define XS_DMA_ADDR_T bus_addr_t 198 #define XS_DMA_ADDR_T bus_addr_t 199 #define XS_GET_DMA64_SEG(a, b, c) \ 200 { \ 201 ispds64_t *d = a; \ 202 bus_dma_segment_t *e = b; \ 203 uint32_t f = c; \ 204 e += f; \ 205 d->ds_base = DMA_LO32(e->ds_addr); \ 206 d->ds_basehi = DMA_HI32(e->ds_addr); \ 207 d->ds_count = e->ds_len; \ 208 } 209 #define XS_GET_DMA_SEG(a, b, c) \ 210 { \ 211 ispds_t *d = a; \ 212 bus_dma_segment_t *e = b; \ 213 uint32_t f = c; \ 214 e += f; \ 215 d->ds_base = DMA_LO32(e->ds_addr); \ 216 d->ds_count = e->ds_len; \ 217 } 218 #define XS_CHANNEL(xs) \ 219 ((int) (xs)->xs_periph->periph_channel->chan_channel) 220 #define XS_ISP(xs) \ 221 device_private((xs)->xs_periph->periph_channel->chan_adapter->adapt_dev) 222 #define XS_LUN(xs) ((int) (xs)->xs_periph->periph_lun) 223 #define XS_TGT(xs) ((int) (xs)->xs_periph->periph_target) 224 #define XS_CDBP(xs) ((uint8_t *) (xs)->cmd) 225 #define XS_CDBLEN(xs) (xs)->cmdlen 226 #define XS_XFRLEN(xs) (xs)->datalen 227 #define XS_TIME(xs) (xs)->timeout 228 #define XS_GET_RESID(xs) (xs)->resid 229 #define XS_SET_RESID(xs, r) (xs)->resid = r 230 #define XS_STSP(xs) (&(xs)->status) 231 #define XS_SNSP(xs) (&(xs)->sense.scsi_sense) 232 #define XS_SNSLEN(xs) (sizeof (xs)->sense) 233 #define XS_SNSKEY(xs) ((xs)->sense.scsi_sense.flags) 234 /* PORTING NOTES: check to see if there's a better way of checking for tagged */ 235 #define XS_TAG_P(ccb) (((xs)->xs_control & XS_CTL_POLL) != 0) 236 /* PORTING NOTES: We elimited OTAG option for performance */ 237 #define XS_TAG_TYPE(xs) \ 238 (((xs)->xs_control & XS_CTL_URGENT) ? REQFLAG_HTAG : REQFLAG_STAG) 239 240 #define XS_SETERR(xs, v) (xs)->error = v 241 242 # define HBA_NOERROR XS_NOERROR 243 # define HBA_BOTCH XS_DRIVER_STUFFUP 244 # define HBA_CMDTIMEOUT XS_TIMEOUT 245 # define HBA_SELTIMEOUT XS_SELTIMEOUT 246 # define HBA_TGTBSY XS_BUSY 247 # define HBA_BUSRESET XS_RESET 248 # define HBA_ABORTED XS_DRIVER_STUFFUP 249 # define HBA_DATAOVR XS_DRIVER_STUFFUP 250 # define HBA_ARQFAIL XS_DRIVER_STUFFUP 251 252 #define XS_ERR(xs) (xs)->error 253 #define XS_NOERR(xs) (xs)->error == XS_NOERROR 254 #define XS_INITERR(xs) (xs)->error = 0, XS_CMD_S_CLEAR(xs) 255 256 #define XS_SAVE_SENSE(xs, ptr, len) \ 257 if (xs->error == XS_NOERROR) { \ 258 xs->error = XS_SENSE; \ 259 } \ 260 memcpy(&(xs)->sense, ptr, imin(XS_SNSLEN(xs), len)) 261 262 #define DEFAULT_FRAMESIZE(isp) (isp)->isp_osinfo.framesize 263 #define DEFAULT_EXEC_THROTTLE(isp) (isp)->isp_osinfo.exec_throttle 264 #define GET_DEFAULT_ROLE(isp, chan) ISP_ROLE_INITIATOR 265 #define SET_DEFAULT_ROLE(isp, chan) do { } while (0) 266 #define DEFAULT_IID(x, chan) 7 267 #define DEFAULT_LOOPID(x, chan) 108 268 #define DEFAULT_NODEWWN(isp, chan) (isp)->isp_osinfo.wwn 269 #define DEFAULT_PORTWWN(isp, chan) (isp)->isp_osinfo.wwn 270 #define ACTIVE_NODEWWN(isp, chan) \ 271 ((isp)->isp_osinfo.wwn? (isp)->isp_osinfo.wwn : \ 272 (FCPARAM(isp, chan)->isp_wwnn_nvram? \ 273 FCPARAM(isp, chan)->isp_wwnn_nvram : 0x400000007F000008ull)) 274 #define ACTIVE_PORTWWN(isp, chan) \ 275 ((isp)->isp_osinfo.wwn? (isp)->isp_osinfo.wwn : \ 276 (FCPARAM(isp, chan)->isp_wwpn_nvram? \ 277 FCPARAM(isp, chan)->isp_wwpn_nvram : 0x400000007F000008ull)) 278 279 #if _BYTE_ORDER == _BIG_ENDIAN 280 #ifdef ISP_SBUS_SUPPORTED 281 #define ISP_IOXPUT_8(isp, s, d) *(d) = s 282 #define ISP_IOXPUT_16(isp, s, d) \ 283 *(d) = (isp->isp_bustype == ISP_BT_SBUS)? s : bswap16(s) 284 #define ISP_IOXPUT_32(isp, s, d) \ 285 *(d) = (isp->isp_bustype == ISP_BT_SBUS)? s : bswap32(s) 286 287 #define ISP_IOXGET_8(isp, s, d) d = (*((uint8_t *)s)) 288 #define ISP_IOXGET_16(isp, s, d) \ 289 d = (isp->isp_bustype == ISP_BT_SBUS)? \ 290 *((uint16_t *)s) : bswap16(*((uint16_t *)s)) 291 #define ISP_IOXGET_32(isp, s, d) \ 292 d = (isp->isp_bustype == ISP_BT_SBUS)? \ 293 *((uint32_t *)s) : bswap32(*((uint32_t *)s)) 294 295 #else /* ISP_SBUS_SUPPORTED */ 296 #define ISP_IOXPUT_8(isp, s, d) *(d) = s 297 #define ISP_IOXPUT_16(isp, s, d) *(d) = bswap16(s) 298 #define ISP_IOXPUT_32(isp, s, d) *(d) = bswap32(s) 299 #define ISP_IOXGET_8(isp, s, d) d = (*((uint8_t *)s)) 300 #define ISP_IOXGET_16(isp, s, d) d = bswap16(*((uint16_t *)s)) 301 #define ISP_IOXGET_32(isp, s, d) d = bswap32(*((uint32_t *)s)) 302 #endif /* ISP_SBUS_SUPPORTED */ 303 #define ISP_SWIZZLE_NVRAM_WORD(isp, rp) *rp = bswap16(*rp) 304 #define ISP_SWIZZLE_NVRAM_LONG(isp, rp) *rp = bswap32(*rp) 305 306 #define ISP_IOZGET_8(isp, s, d) d = (*((uint8_t *)s)) 307 #define ISP_IOZGET_16(isp, s, d) d = (*((uint16_t *)s)) 308 #define ISP_IOZGET_32(isp, s, d) d = (*((uint32_t *)s)) 309 #define ISP_IOZPUT_8(isp, s, d) *(d) = s 310 #define ISP_IOZPUT_16(isp, s, d) *(d) = s 311 #define ISP_IOZPUT_32(isp, s, d) *(d) = s 312 313 #else 314 #define ISP_IOXPUT_8(isp, s, d) *(d) = s 315 #define ISP_IOXPUT_16(isp, s, d) *(d) = s 316 #define ISP_IOXPUT_32(isp, s, d) *(d) = s 317 #define ISP_IOXGET_8(isp, s, d) d = *(s) 318 #define ISP_IOXGET_16(isp, s, d) d = *(s) 319 #define ISP_IOXGET_32(isp, s, d) d = *(s) 320 #define ISP_SWIZZLE_NVRAM_WORD(isp, rp) 321 #define ISP_SWIZZLE_NVRAM_LONG(isp, rp) 322 323 #define ISP_IOZPUT_8(isp, s, d) *(d) = s 324 #define ISP_IOZPUT_16(isp, s, d) *(d) = bswap16(s) 325 #define ISP_IOZPUT_32(isp, s, d) *(d) = bswap32(s) 326 327 #define ISP_IOZGET_8(isp, s, d) d = (*((uint8_t *)(s))) 328 #define ISP_IOZGET_16(isp, s, d) d = bswap16(*((uint16_t *)(s))) 329 #define ISP_IOZGET_32(isp, s, d) d = bswap32(*((uint32_t *)(s))) 330 331 #endif 332 333 #define ISP_SWAP16(isp, x) bswap16(x) 334 #define ISP_SWAP32(isp, x) bswap32(x) 335 336 /* 337 * Includes of common header files 338 */ 339 340 #include <dev/ic/ispreg.h> 341 #include <dev/ic/ispvar.h> 342 #include <dev/ic/ispmbox.h> 343 344 /* 345 * isp_osinfo definitions, extensions and shorthand. 346 */ 347 #define isp_unit device_unit(isp_osinfo.dev) 348 349 350 /* 351 * Driver prototypes.. 352 */ 353 void isp_attach(ispsoftc_t *); 354 void isp_uninit(ispsoftc_t *); 355 356 /* 357 * Driver wide data... 358 */ 359 360 /* 361 * Locking macros... 362 */ 363 #define ISP_LOCK isp_lock 364 #define ISP_UNLOCK isp_unlock 365 #define ISP_ILOCK(x) isp_lock(x); isp->isp_osinfo.onintstack++ 366 #define ISP_IUNLOCK(x) isp->isp_osinfo.onintstack--; isp_unlock(x) 367 368 /* 369 * Platform private flags 370 */ 371 372 #define XS_PSTS_INWDOG 0x10000000 373 #define XS_PSTS_GRACE 0x20000000 374 #define XS_PSTS_ALL 0x30000000 375 376 #define XS_CMD_S_WDOG(xs) (xs)->xs_status |= XS_PSTS_INWDOG 377 #define XS_CMD_C_WDOG(xs) (xs)->xs_status &= ~XS_PSTS_INWDOG 378 #define XS_CMD_WDOG_P(xs) (((xs)->xs_status & XS_PSTS_INWDOG) != 0) 379 380 #define XS_CMD_S_GRACE(xs) (xs)->xs_status |= XS_PSTS_GRACE 381 #define XS_CMD_C_GRACE(xs) (xs)->xs_status &= ~XS_PSTS_GRACE 382 #define XS_CMD_GRACE_P(xs) (((xs)->xs_status & XS_PSTS_GRACE) != 0) 383 384 #define XS_CMD_S_DONE(xs) (xs)->xs_status |= XS_STS_DONE 385 #define XS_CMD_C_DONE(xs) (xs)->xs_status &= ~XS_STS_DONE 386 #define XS_CMD_DONE_P(xs) (((xs)->xs_status & XS_STS_DONE) != 0) 387 388 #define XS_CMD_S_CLEAR(xs) (xs)->xs_status &= ~XS_PSTS_ALL 389 390 /* 391 * Platform Library Functionw 392 */ 393 void isp_prt(ispsoftc_t *, int level, const char *, ...); 394 void isp_lock(ispsoftc_t *); 395 void isp_unlock(ispsoftc_t *); 396 uint64_t isp_microtime_sub(struct timeval *, struct timeval *); 397 int isp_mbox_acquire(ispsoftc_t *); 398 void isp_mbox_wait_complete(ispsoftc_t *, mbreg_t *); 399 void isp_mbox_notify_done(ispsoftc_t *); 400 void isp_mbox_release(ispsoftc_t *); 401 402 /* 403 * Common Library functions 404 */ 405 #include <dev/ic/isp_library.h> 406 407 #if !defined(ISP_DISABLE_FW) && !defined(ISP_COMPILE_FW) 408 #define ISP_COMPILE_FW 1 409 #endif 410 #endif /* _ISP_NETBSD_H */ 411