ciss.c revision 1.3.10.2
1 1.3.10.2 rpaulo /* $NetBSD: ciss.c,v 1.3.10.2 2006/09/09 02:50:01 rpaulo Exp $ */ 2 1.3.10.2 rpaulo /* $OpenBSD: ciss.c,v 1.14 2006/03/13 16:02:23 mickey Exp $ */ 3 1.3.10.2 rpaulo 4 1.3.10.2 rpaulo /* 5 1.3.10.2 rpaulo * Copyright (c) 2005 Michael Shalayeff 6 1.3.10.2 rpaulo * All rights reserved. 7 1.3.10.2 rpaulo * 8 1.3.10.2 rpaulo * Permission to use, copy, modify, and distribute this software for any 9 1.3.10.2 rpaulo * purpose with or without fee is hereby granted, provided that the above 10 1.3.10.2 rpaulo * copyright notice and this permission notice appear in all copies. 11 1.3.10.2 rpaulo * 12 1.3.10.2 rpaulo * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 13 1.3.10.2 rpaulo * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 14 1.3.10.2 rpaulo * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 15 1.3.10.2 rpaulo * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 16 1.3.10.2 rpaulo * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN 17 1.3.10.2 rpaulo * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT 18 1.3.10.2 rpaulo * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 19 1.3.10.2 rpaulo */ 20 1.3.10.2 rpaulo 21 1.3.10.2 rpaulo #include <sys/cdefs.h> 22 1.3.10.2 rpaulo __KERNEL_RCSID(0, "$NetBSD: ciss.c,v 1.3.10.2 2006/09/09 02:50:01 rpaulo Exp $"); 23 1.3.10.2 rpaulo 24 1.3.10.2 rpaulo /* #define CISS_DEBUG */ 25 1.3.10.2 rpaulo 26 1.3.10.2 rpaulo #include <sys/param.h> 27 1.3.10.2 rpaulo #include <sys/systm.h> 28 1.3.10.2 rpaulo #include <sys/buf.h> 29 1.3.10.2 rpaulo #include <sys/ioctl.h> 30 1.3.10.2 rpaulo #include <sys/device.h> 31 1.3.10.2 rpaulo #include <sys/kernel.h> 32 1.3.10.2 rpaulo #include <sys/malloc.h> 33 1.3.10.2 rpaulo #include <sys/proc.h> 34 1.3.10.2 rpaulo #include <sys/kthread.h> 35 1.3.10.2 rpaulo 36 1.3.10.2 rpaulo #include <uvm/uvm_extern.h> 37 1.3.10.2 rpaulo 38 1.3.10.2 rpaulo #include <machine/bus.h> 39 1.3.10.2 rpaulo 40 1.3.10.2 rpaulo #include <dev/scsipi/scsi_all.h> 41 1.3.10.2 rpaulo #include <dev/scsipi/scsi_disk.h> 42 1.3.10.2 rpaulo #include <dev/scsipi/scsiconf.h> 43 1.3.10.2 rpaulo 44 1.3.10.2 rpaulo #include <dev/ic/cissreg.h> 45 1.3.10.2 rpaulo #include <dev/ic/cissvar.h> 46 1.3.10.2 rpaulo 47 1.3.10.2 rpaulo #ifdef CISS_DEBUG 48 1.3.10.2 rpaulo #define CISS_DPRINTF(m,a) if (ciss_debug & (m)) printf a 49 1.3.10.2 rpaulo #define CISS_D_CMD 0x0001 50 1.3.10.2 rpaulo #define CISS_D_INTR 0x0002 51 1.3.10.2 rpaulo #define CISS_D_MISC 0x0004 52 1.3.10.2 rpaulo #define CISS_D_DMA 0x0008 53 1.3.10.2 rpaulo #define CISS_D_IOCTL 0x0010 54 1.3.10.2 rpaulo #define CISS_D_ERR 0x0020 55 1.3.10.2 rpaulo int ciss_debug = 0 56 1.3.10.2 rpaulo | CISS_D_CMD 57 1.3.10.2 rpaulo | CISS_D_INTR 58 1.3.10.2 rpaulo | CISS_D_MISC 59 1.3.10.2 rpaulo | CISS_D_DMA 60 1.3.10.2 rpaulo | CISS_D_IOCTL 61 1.3.10.2 rpaulo | CISS_D_ERR 62 1.3.10.2 rpaulo ; 63 1.3.10.2 rpaulo #else 64 1.3.10.2 rpaulo #define CISS_DPRINTF(m,a) /* m, a */ 65 1.3.10.2 rpaulo #endif 66 1.3.10.2 rpaulo 67 1.3.10.2 rpaulo static void ciss_scsi_cmd(struct scsipi_channel *chan, 68 1.3.10.2 rpaulo scsipi_adapter_req_t req, void *arg); 69 1.3.10.2 rpaulo static int ciss_scsi_ioctl(struct scsipi_channel *chan, u_long cmd, 70 1.3.10.2 rpaulo caddr_t addr, int flag, struct proc *p); 71 1.3.10.2 rpaulo static void cissminphys(struct buf *bp); 72 1.3.10.2 rpaulo 73 1.3.10.2 rpaulo #if 0 74 1.3.10.2 rpaulo static void ciss_scsi_raw_cmd(struct scsipi_channel *chan, 75 1.3.10.2 rpaulo scsipi_adapter_req_t req, void *arg); 76 1.3.10.2 rpaulo #endif 77 1.3.10.2 rpaulo 78 1.3.10.2 rpaulo #if NBIO > 0 79 1.3.10.2 rpaulo static int ciss_ioctl(struct device *, u_long, caddr_t); 80 1.3.10.2 rpaulo #endif 81 1.3.10.2 rpaulo static int ciss_sync(struct ciss_softc *sc); 82 1.3.10.2 rpaulo static void ciss_heartbeat(void *v); 83 1.3.10.2 rpaulo static void ciss_shutdown(void *v); 84 1.3.10.2 rpaulo #if 0 85 1.3.10.2 rpaulo static void ciss_kthread(void *v); 86 1.3.10.2 rpaulo #endif 87 1.3.10.2 rpaulo 88 1.3.10.2 rpaulo static struct ciss_ccb *ciss_get_ccb(struct ciss_softc *sc); 89 1.3.10.2 rpaulo static void ciss_put_ccb(struct ciss_ccb *ccb); 90 1.3.10.2 rpaulo static int ciss_cmd(struct ciss_ccb *ccb, int flags, int wait); 91 1.3.10.2 rpaulo static int ciss_done(struct ciss_ccb *ccb); 92 1.3.10.2 rpaulo static int ciss_error(struct ciss_ccb *ccb); 93 1.3.10.2 rpaulo static int ciss_inq(struct ciss_softc *sc, struct ciss_inquiry *inq); 94 1.3.10.2 rpaulo static int ciss_ldmap(struct ciss_softc *sc); 95 1.3.10.2 rpaulo 96 1.3.10.2 rpaulo static struct ciss_ccb * 97 1.3.10.2 rpaulo ciss_get_ccb(struct ciss_softc *sc) 98 1.3.10.2 rpaulo { 99 1.3.10.2 rpaulo struct ciss_ccb *ccb; 100 1.3.10.2 rpaulo 101 1.3.10.2 rpaulo if ((ccb = TAILQ_LAST(&sc->sc_free_ccb, ciss_queue_head))) { 102 1.3.10.2 rpaulo TAILQ_REMOVE(&sc->sc_free_ccb, ccb, ccb_link); 103 1.3.10.2 rpaulo ccb->ccb_state = CISS_CCB_READY; 104 1.3.10.2 rpaulo } 105 1.3.10.2 rpaulo return ccb; 106 1.3.10.2 rpaulo } 107 1.3.10.2 rpaulo 108 1.3.10.2 rpaulo static void 109 1.3.10.2 rpaulo ciss_put_ccb(struct ciss_ccb *ccb) 110 1.3.10.2 rpaulo { 111 1.3.10.2 rpaulo struct ciss_softc *sc = ccb->ccb_sc; 112 1.3.10.2 rpaulo 113 1.3.10.2 rpaulo ccb->ccb_state = CISS_CCB_FREE; 114 1.3.10.2 rpaulo TAILQ_INSERT_TAIL(&sc->sc_free_ccb, ccb, ccb_link); 115 1.3.10.2 rpaulo } 116 1.3.10.2 rpaulo 117 1.3.10.2 rpaulo int 118 1.3.10.2 rpaulo ciss_attach(struct ciss_softc *sc) 119 1.3.10.2 rpaulo { 120 1.3.10.2 rpaulo struct ciss_ccb *ccb; 121 1.3.10.2 rpaulo struct ciss_cmd *cmd; 122 1.3.10.2 rpaulo struct ciss_inquiry *inq; 123 1.3.10.2 rpaulo bus_dma_segment_t seg[1]; 124 1.3.10.2 rpaulo int error, i, total, rseg, maxfer; 125 1.3.10.2 rpaulo ciss_lock_t lock; 126 1.3.10.2 rpaulo paddr_t pa; 127 1.3.10.2 rpaulo 128 1.3.10.2 rpaulo bus_space_read_region_4(sc->sc_iot, sc->cfg_ioh, sc->cfgoff, 129 1.3.10.2 rpaulo (u_int32_t *)&sc->cfg, sizeof(sc->cfg) / 4); 130 1.3.10.2 rpaulo 131 1.3.10.2 rpaulo if (sc->cfg.signature != CISS_SIGNATURE) { 132 1.3.10.2 rpaulo printf(": bad sign 0x%08x\n", sc->cfg.signature); 133 1.3.10.2 rpaulo return -1; 134 1.3.10.2 rpaulo } 135 1.3.10.2 rpaulo 136 1.3.10.2 rpaulo if (!(sc->cfg.methods & CISS_METH_SIMPL)) { 137 1.3.10.2 rpaulo printf(": not simple 0x%08x\n", sc->cfg.methods); 138 1.3.10.2 rpaulo return -1; 139 1.3.10.2 rpaulo } 140 1.3.10.2 rpaulo 141 1.3.10.2 rpaulo sc->cfg.rmethod = CISS_METH_SIMPL; 142 1.3.10.2 rpaulo sc->cfg.paddr_lim = 0; /* 32bit addrs */ 143 1.3.10.2 rpaulo sc->cfg.int_delay = 0; /* disable coalescing */ 144 1.3.10.2 rpaulo sc->cfg.int_count = 0; 145 1.3.10.2 rpaulo strlcpy(sc->cfg.hostname, "HUMPPA", sizeof(sc->cfg.hostname)); 146 1.3.10.2 rpaulo sc->cfg.driverf |= CISS_DRV_PRF; /* enable prefetch */ 147 1.3.10.2 rpaulo if (!sc->cfg.maxsg) 148 1.3.10.2 rpaulo sc->cfg.maxsg = MAXPHYS / PAGE_SIZE + 1; 149 1.3.10.2 rpaulo 150 1.3.10.2 rpaulo bus_space_write_region_4(sc->sc_iot, sc->cfg_ioh, sc->cfgoff, 151 1.3.10.2 rpaulo (u_int32_t *)&sc->cfg, sizeof(sc->cfg) / 4); 152 1.3.10.2 rpaulo bus_space_barrier(sc->sc_iot, sc->cfg_ioh, sc->cfgoff, sizeof(sc->cfg), 153 1.3.10.2 rpaulo BUS_SPACE_BARRIER_READ|BUS_SPACE_BARRIER_WRITE); 154 1.3.10.2 rpaulo 155 1.3.10.2 rpaulo bus_space_write_4(sc->sc_iot, sc->sc_ioh, CISS_IDB, CISS_IDB_CFG); 156 1.3.10.2 rpaulo bus_space_barrier(sc->sc_iot, sc->sc_ioh, CISS_IDB, 4, 157 1.3.10.2 rpaulo BUS_SPACE_BARRIER_WRITE); 158 1.3.10.2 rpaulo for (i = 1000; i--; DELAY(1000)) { 159 1.3.10.2 rpaulo /* XXX maybe IDB is really 64bit? - hp dl380 needs this */ 160 1.3.10.2 rpaulo (void)bus_space_read_4(sc->sc_iot, sc->sc_ioh, CISS_IDB + 4); 161 1.3.10.2 rpaulo if (!(bus_space_read_4(sc->sc_iot, sc->sc_ioh, CISS_IDB) & CISS_IDB_CFG)) 162 1.3.10.2 rpaulo break; 163 1.3.10.2 rpaulo bus_space_barrier(sc->sc_iot, sc->sc_ioh, CISS_IDB, 4, 164 1.3.10.2 rpaulo BUS_SPACE_BARRIER_READ); 165 1.3.10.2 rpaulo } 166 1.3.10.2 rpaulo 167 1.3.10.2 rpaulo if (bus_space_read_4(sc->sc_iot, sc->sc_ioh, CISS_IDB) & CISS_IDB_CFG) { 168 1.3.10.2 rpaulo printf(": cannot set config\n"); 169 1.3.10.2 rpaulo return -1; 170 1.3.10.2 rpaulo } 171 1.3.10.2 rpaulo 172 1.3.10.2 rpaulo bus_space_read_region_4(sc->sc_iot, sc->cfg_ioh, sc->cfgoff, 173 1.3.10.2 rpaulo (u_int32_t *)&sc->cfg, sizeof(sc->cfg) / 4); 174 1.3.10.2 rpaulo 175 1.3.10.2 rpaulo if (!(sc->cfg.amethod & CISS_METH_SIMPL)) { 176 1.3.10.2 rpaulo printf(": cannot simplify 0x%08x\n", sc->cfg.amethod); 177 1.3.10.2 rpaulo return -1; 178 1.3.10.2 rpaulo } 179 1.3.10.2 rpaulo 180 1.3.10.2 rpaulo /* i'm ready for you and i hope you're ready for me */ 181 1.3.10.2 rpaulo for (i = 30000; i--; DELAY(1000)) { 182 1.3.10.2 rpaulo if (bus_space_read_4(sc->sc_iot, sc->cfg_ioh, sc->cfgoff + 183 1.3.10.2 rpaulo offsetof(struct ciss_config, amethod)) & CISS_METH_READY) 184 1.3.10.2 rpaulo break; 185 1.3.10.2 rpaulo bus_space_barrier(sc->sc_iot, sc->cfg_ioh, sc->cfgoff + 186 1.3.10.2 rpaulo offsetof(struct ciss_config, amethod), 4, 187 1.3.10.2 rpaulo BUS_SPACE_BARRIER_READ); 188 1.3.10.2 rpaulo } 189 1.3.10.2 rpaulo 190 1.3.10.2 rpaulo if (!(bus_space_read_4(sc->sc_iot, sc->cfg_ioh, sc->cfgoff + 191 1.3.10.2 rpaulo offsetof(struct ciss_config, amethod)) & CISS_METH_READY)) { 192 1.3.10.2 rpaulo printf(": she never came ready for me 0x%08x\n", 193 1.3.10.2 rpaulo sc->cfg.amethod); 194 1.3.10.2 rpaulo return -1; 195 1.3.10.2 rpaulo } 196 1.3.10.2 rpaulo 197 1.3.10.2 rpaulo sc->maxcmd = sc->cfg.maxcmd; 198 1.3.10.2 rpaulo sc->maxsg = sc->cfg.maxsg; 199 1.3.10.2 rpaulo if (sc->maxsg > MAXPHYS / PAGE_SIZE + 1) 200 1.3.10.2 rpaulo sc->maxsg = MAXPHYS / PAGE_SIZE + 1; 201 1.3.10.2 rpaulo i = sizeof(struct ciss_ccb) + 202 1.3.10.2 rpaulo sizeof(ccb->ccb_cmd.sgl[0]) * (sc->maxsg - 1); 203 1.3.10.2 rpaulo for (sc->ccblen = 0x10; sc->ccblen < i; sc->ccblen <<= 1); 204 1.3.10.2 rpaulo 205 1.3.10.2 rpaulo total = sc->ccblen * sc->maxcmd; 206 1.3.10.2 rpaulo if ((error = bus_dmamem_alloc(sc->sc_dmat, total, PAGE_SIZE, 0, 207 1.3.10.2 rpaulo sc->cmdseg, 1, &rseg, BUS_DMA_NOWAIT))) { 208 1.3.10.2 rpaulo printf(": cannot allocate CCBs (%d)\n", error); 209 1.3.10.2 rpaulo return -1; 210 1.3.10.2 rpaulo } 211 1.3.10.2 rpaulo 212 1.3.10.2 rpaulo if ((error = bus_dmamem_map(sc->sc_dmat, sc->cmdseg, rseg, total, 213 1.3.10.2 rpaulo (caddr_t *)&sc->ccbs, BUS_DMA_NOWAIT))) { 214 1.3.10.2 rpaulo printf(": cannot map CCBs (%d)\n", error); 215 1.3.10.2 rpaulo return -1; 216 1.3.10.2 rpaulo } 217 1.3.10.2 rpaulo bzero(sc->ccbs, total); 218 1.3.10.2 rpaulo 219 1.3.10.2 rpaulo if ((error = bus_dmamap_create(sc->sc_dmat, total, 1, 220 1.3.10.2 rpaulo total, 0, BUS_DMA_NOWAIT | BUS_DMA_ALLOCNOW, &sc->cmdmap))) { 221 1.3.10.2 rpaulo printf(": cannot create CCBs dmamap (%d)\n", error); 222 1.3.10.2 rpaulo bus_dmamem_free(sc->sc_dmat, sc->cmdseg, 1); 223 1.3.10.2 rpaulo return -1; 224 1.3.10.2 rpaulo } 225 1.3.10.2 rpaulo 226 1.3.10.2 rpaulo if ((error = bus_dmamap_load(sc->sc_dmat, sc->cmdmap, sc->ccbs, total, 227 1.3.10.2 rpaulo NULL, BUS_DMA_NOWAIT))) { 228 1.3.10.2 rpaulo printf(": cannot load CCBs dmamap (%d)\n", error); 229 1.3.10.2 rpaulo bus_dmamem_free(sc->sc_dmat, sc->cmdseg, 1); 230 1.3.10.2 rpaulo bus_dmamap_destroy(sc->sc_dmat, sc->cmdmap); 231 1.3.10.2 rpaulo return -1; 232 1.3.10.2 rpaulo } 233 1.3.10.2 rpaulo 234 1.3.10.2 rpaulo TAILQ_INIT(&sc->sc_ccbq); 235 1.3.10.2 rpaulo TAILQ_INIT(&sc->sc_ccbdone); 236 1.3.10.2 rpaulo TAILQ_INIT(&sc->sc_free_ccb); 237 1.3.10.2 rpaulo 238 1.3.10.2 rpaulo maxfer = sc->maxsg * PAGE_SIZE; 239 1.3.10.2 rpaulo for (i = 0; total > 0 && i < sc->maxcmd; i++, total -= sc->ccblen) { 240 1.3.10.2 rpaulo ccb = (struct ciss_ccb *) (sc->ccbs + i * sc->ccblen); 241 1.3.10.2 rpaulo cmd = &ccb->ccb_cmd; 242 1.3.10.2 rpaulo pa = sc->cmdseg[0].ds_addr + i * sc->ccblen; 243 1.3.10.2 rpaulo 244 1.3.10.2 rpaulo ccb->ccb_sc = sc; 245 1.3.10.2 rpaulo ccb->ccb_cmdpa = pa + offsetof(struct ciss_ccb, ccb_cmd); 246 1.3.10.2 rpaulo ccb->ccb_state = CISS_CCB_FREE; 247 1.3.10.2 rpaulo 248 1.3.10.2 rpaulo cmd->id = htole32(i << 2); 249 1.3.10.2 rpaulo cmd->id_hi = htole32(0); 250 1.3.10.2 rpaulo cmd->sgin = sc->maxsg; 251 1.3.10.2 rpaulo cmd->sglen = htole16((u_int16_t)cmd->sgin); 252 1.3.10.2 rpaulo cmd->err_len = htole32(sizeof(ccb->ccb_err)); 253 1.3.10.2 rpaulo pa += offsetof(struct ciss_ccb, ccb_err); 254 1.3.10.2 rpaulo cmd->err_pa = htole64((u_int64_t)pa); 255 1.3.10.2 rpaulo 256 1.3.10.2 rpaulo if ((error = bus_dmamap_create(sc->sc_dmat, maxfer, sc->maxsg, 257 1.3.10.2 rpaulo maxfer, 0, BUS_DMA_NOWAIT | BUS_DMA_ALLOCNOW, 258 1.3.10.2 rpaulo &ccb->ccb_dmamap))) 259 1.3.10.2 rpaulo break; 260 1.3.10.2 rpaulo 261 1.3.10.2 rpaulo TAILQ_INSERT_TAIL(&sc->sc_free_ccb, ccb, ccb_link); 262 1.3.10.2 rpaulo } 263 1.3.10.2 rpaulo 264 1.3.10.2 rpaulo if (i < sc->maxcmd) { 265 1.3.10.2 rpaulo printf(": cannot create ccb#%d dmamap (%d)\n", i, error); 266 1.3.10.2 rpaulo if (i == 0) { 267 1.3.10.2 rpaulo /* TODO leaking cmd's dmamaps and shitz */ 268 1.3.10.2 rpaulo bus_dmamem_free(sc->sc_dmat, sc->cmdseg, 1); 269 1.3.10.2 rpaulo bus_dmamap_destroy(sc->sc_dmat, sc->cmdmap); 270 1.3.10.2 rpaulo return -1; 271 1.3.10.2 rpaulo } 272 1.3.10.2 rpaulo } 273 1.3.10.2 rpaulo 274 1.3.10.2 rpaulo if ((error = bus_dmamem_alloc(sc->sc_dmat, PAGE_SIZE, PAGE_SIZE, 0, 275 1.3.10.2 rpaulo seg, 1, &rseg, BUS_DMA_NOWAIT))) { 276 1.3.10.2 rpaulo printf(": cannot allocate scratch buffer (%d)\n", error); 277 1.3.10.2 rpaulo return -1; 278 1.3.10.2 rpaulo } 279 1.3.10.2 rpaulo 280 1.3.10.2 rpaulo if ((error = bus_dmamem_map(sc->sc_dmat, seg, rseg, PAGE_SIZE, 281 1.3.10.2 rpaulo (caddr_t *)&sc->scratch, BUS_DMA_NOWAIT))) { 282 1.3.10.2 rpaulo printf(": cannot map scratch buffer (%d)\n", error); 283 1.3.10.2 rpaulo return -1; 284 1.3.10.2 rpaulo } 285 1.3.10.2 rpaulo bzero(sc->scratch, PAGE_SIZE); 286 1.3.10.2 rpaulo 287 1.3.10.2 rpaulo lock = CISS_LOCK_SCRATCH(sc); 288 1.3.10.2 rpaulo inq = sc->scratch; 289 1.3.10.2 rpaulo if (ciss_inq(sc, inq)) { 290 1.3.10.2 rpaulo printf(": adapter inquiry failed\n"); 291 1.3.10.2 rpaulo CISS_UNLOCK_SCRATCH(sc, lock); 292 1.3.10.2 rpaulo bus_dmamem_free(sc->sc_dmat, sc->cmdseg, 1); 293 1.3.10.2 rpaulo bus_dmamap_destroy(sc->sc_dmat, sc->cmdmap); 294 1.3.10.2 rpaulo return -1; 295 1.3.10.2 rpaulo } 296 1.3.10.2 rpaulo 297 1.3.10.2 rpaulo if (!(inq->flags & CISS_INQ_BIGMAP)) { 298 1.3.10.2 rpaulo printf(": big map is not supported, flags=0x%x\n", 299 1.3.10.2 rpaulo inq->flags); 300 1.3.10.2 rpaulo CISS_UNLOCK_SCRATCH(sc, lock); 301 1.3.10.2 rpaulo bus_dmamem_free(sc->sc_dmat, sc->cmdseg, 1); 302 1.3.10.2 rpaulo bus_dmamap_destroy(sc->sc_dmat, sc->cmdmap); 303 1.3.10.2 rpaulo return -1; 304 1.3.10.2 rpaulo } 305 1.3.10.2 rpaulo 306 1.3.10.2 rpaulo sc->maxunits = inq->numld; 307 1.3.10.2 rpaulo sc->nbus = inq->nscsi_bus; 308 1.3.10.2 rpaulo sc->ndrives = inq->buswidth; 309 1.3.10.2 rpaulo printf(": %d LD%s, HW rev %d, FW %4.4s/%4.4s\n", 310 1.3.10.2 rpaulo inq->numld, inq->numld == 1? "" : "s", 311 1.3.10.2 rpaulo inq->hw_rev, inq->fw_running, inq->fw_stored); 312 1.3.10.2 rpaulo 313 1.3.10.2 rpaulo CISS_UNLOCK_SCRATCH(sc, lock); 314 1.3.10.2 rpaulo 315 1.3.10.2 rpaulo callout_init(&sc->sc_hb); 316 1.3.10.2 rpaulo callout_setfunc(&sc->sc_hb, ciss_heartbeat, sc); 317 1.3.10.2 rpaulo callout_schedule(&sc->sc_hb, hz * 3); 318 1.3.10.2 rpaulo 319 1.3.10.2 rpaulo /* map LDs */ 320 1.3.10.2 rpaulo if (ciss_ldmap(sc)) { 321 1.3.10.2 rpaulo printf("%s: adapter LD map failed\n", sc->sc_dev.dv_xname); 322 1.3.10.2 rpaulo bus_dmamem_free(sc->sc_dmat, sc->cmdseg, 1); 323 1.3.10.2 rpaulo bus_dmamap_destroy(sc->sc_dmat, sc->cmdmap); 324 1.3.10.2 rpaulo return -1; 325 1.3.10.2 rpaulo } 326 1.3.10.2 rpaulo 327 1.3.10.2 rpaulo /* TODO scan all physdev */ 328 1.3.10.2 rpaulo /* TODO scan all logdev */ 329 1.3.10.2 rpaulo 330 1.3.10.2 rpaulo sc->sc_flush = CISS_FLUSH_ENABLE; 331 1.3.10.2 rpaulo if (!(sc->sc_sh = shutdownhook_establish(ciss_shutdown, sc))) { 332 1.3.10.2 rpaulo printf(": unable to establish shutdown hook\n"); 333 1.3.10.2 rpaulo bus_dmamem_free(sc->sc_dmat, sc->cmdseg, 1); 334 1.3.10.2 rpaulo bus_dmamap_destroy(sc->sc_dmat, sc->cmdmap); 335 1.3.10.2 rpaulo return -1; 336 1.3.10.2 rpaulo } 337 1.3.10.2 rpaulo 338 1.3.10.2 rpaulo #if 0 339 1.3.10.2 rpaulo if (kthread_create(ciss_kthread, sc, NULL, "%s", sc->sc_dev.dv_xname)) { 340 1.3.10.2 rpaulo printf(": unable to create kernel thread\n"); 341 1.3.10.2 rpaulo shutdownhook_disestablish(sc->sc_sh); 342 1.3.10.2 rpaulo bus_dmamem_free(sc->sc_dmat, sc->cmdseg, 1); 343 1.3.10.2 rpaulo bus_dmamap_destroy(sc->sc_dmat, sc->cmdmap); 344 1.3.10.2 rpaulo return -1; 345 1.3.10.2 rpaulo } 346 1.3.10.2 rpaulo #endif 347 1.3.10.2 rpaulo 348 1.3.10.2 rpaulo sc->sc_channel.chan_adapter = &sc->sc_adapter; 349 1.3.10.2 rpaulo sc->sc_channel.chan_bustype = &scsi_bustype; 350 1.3.10.2 rpaulo sc->sc_channel.chan_channel = 0; 351 1.3.10.2 rpaulo sc->sc_channel.chan_ntargets = sc->maxunits; 352 1.3.10.2 rpaulo sc->sc_channel.chan_nluns = 8; 353 1.3.10.2 rpaulo sc->sc_channel.chan_openings = sc->maxcmd / (sc->maxunits? sc->maxunits : 1); 354 1.3.10.2 rpaulo sc->sc_channel.chan_flags = 0; 355 1.3.10.2 rpaulo sc->sc_channel.chan_id = sc->maxunits; 356 1.3.10.2 rpaulo 357 1.3.10.2 rpaulo sc->sc_adapter.adapt_dev = (struct device *) sc; 358 1.3.10.2 rpaulo sc->sc_adapter.adapt_openings = sc->maxcmd / (sc->maxunits? sc->maxunits : 1); 359 1.3.10.2 rpaulo sc->sc_adapter.adapt_max_periph = sc->maxunits; 360 1.3.10.2 rpaulo sc->sc_adapter.adapt_request = ciss_scsi_cmd; 361 1.3.10.2 rpaulo sc->sc_adapter.adapt_minphys = cissminphys; 362 1.3.10.2 rpaulo sc->sc_adapter.adapt_ioctl = ciss_scsi_ioctl; 363 1.3.10.2 rpaulo sc->sc_adapter.adapt_nchannels = 1; 364 1.3.10.2 rpaulo config_found(&sc->sc_dev, &sc->sc_channel, scsiprint); 365 1.3.10.2 rpaulo 366 1.3.10.2 rpaulo #if 0 367 1.3.10.2 rpaulo sc->sc_link_raw.adapter_softc = sc; 368 1.3.10.2 rpaulo sc->sc_link.openings = sc->maxcmd / (sc->maxunits? sc->maxunits : 1); 369 1.3.10.2 rpaulo sc->sc_link_raw.adapter = &ciss_raw_switch; 370 1.3.10.2 rpaulo sc->sc_link_raw.adapter_target = sc->ndrives; 371 1.3.10.2 rpaulo sc->sc_link_raw.adapter_buswidth = sc->ndrives; 372 1.3.10.2 rpaulo config_found(&sc->sc_dev, &sc->sc_channel, scsiprint); 373 1.3.10.2 rpaulo #endif 374 1.3.10.2 rpaulo 375 1.3.10.2 rpaulo #if NBIO1 > 0 376 1.3.10.2 rpaulo if (bio_register(&sc->sc_dev, ciss_ioctl) != 0) 377 1.3.10.2 rpaulo printf("%s: controller registration failed", 378 1.3.10.2 rpaulo sc->sc_dev.dv_xname); 379 1.3.10.2 rpaulo #endif 380 1.3.10.2 rpaulo 381 1.3.10.2 rpaulo return 0; 382 1.3.10.2 rpaulo } 383 1.3.10.2 rpaulo 384 1.3.10.2 rpaulo static void 385 1.3.10.2 rpaulo ciss_shutdown(void *v) 386 1.3.10.2 rpaulo { 387 1.3.10.2 rpaulo struct ciss_softc *sc = v; 388 1.3.10.2 rpaulo 389 1.3.10.2 rpaulo sc->sc_flush = CISS_FLUSH_DISABLE; 390 1.3.10.2 rpaulo /* timeout_del(&sc->sc_hb); */ 391 1.3.10.2 rpaulo ciss_sync(sc); 392 1.3.10.2 rpaulo } 393 1.3.10.2 rpaulo 394 1.3.10.2 rpaulo static void 395 1.3.10.2 rpaulo cissminphys(struct buf *bp) 396 1.3.10.2 rpaulo { 397 1.3.10.2 rpaulo #if 0 /* TOSO */ 398 1.3.10.2 rpaulo #define CISS_MAXFER (PAGE_SIZE * (sc->maxsg + 1)) 399 1.3.10.2 rpaulo if (bp->b_bcount > CISS_MAXFER) 400 1.3.10.2 rpaulo bp->b_bcount = CISS_MAXFER; 401 1.3.10.2 rpaulo #endif 402 1.3.10.2 rpaulo minphys(bp); 403 1.3.10.2 rpaulo } 404 1.3.10.2 rpaulo 405 1.3.10.2 rpaulo /* 406 1.3.10.2 rpaulo * submit a command and optionally wait for completition. 407 1.3.10.2 rpaulo * wait arg abuses XS_CTL_POLL|XS_CTL_NOSLEEP flags to request 408 1.3.10.2 rpaulo * to wait (XS_CTL_POLL) and to allow tsleep() (!XS_CTL_NOSLEEP) 409 1.3.10.2 rpaulo * instead of busy loop waiting 410 1.3.10.2 rpaulo */ 411 1.3.10.2 rpaulo static int 412 1.3.10.2 rpaulo ciss_cmd(struct ciss_ccb *ccb, int flags, int wait) 413 1.3.10.2 rpaulo { 414 1.3.10.2 rpaulo struct ciss_softc *sc = ccb->ccb_sc; 415 1.3.10.2 rpaulo struct ciss_cmd *cmd = &ccb->ccb_cmd; 416 1.3.10.2 rpaulo struct ciss_ccb *ccb1; 417 1.3.10.2 rpaulo bus_dmamap_t dmap = ccb->ccb_dmamap; 418 1.3.10.2 rpaulo u_int32_t id; 419 1.3.10.2 rpaulo int i, tohz, error = 0; 420 1.3.10.2 rpaulo 421 1.3.10.2 rpaulo if (ccb->ccb_state != CISS_CCB_READY) { 422 1.3.10.2 rpaulo printf("%s: ccb %d not ready state=0x%x\n", sc->sc_dev.dv_xname, 423 1.3.10.2 rpaulo cmd->id, ccb->ccb_state); 424 1.3.10.2 rpaulo return (EINVAL); 425 1.3.10.2 rpaulo } 426 1.3.10.2 rpaulo 427 1.3.10.2 rpaulo if (ccb->ccb_data) { 428 1.3.10.2 rpaulo bus_dma_segment_t *sgd; 429 1.3.10.2 rpaulo 430 1.3.10.2 rpaulo if ((error = bus_dmamap_load(sc->sc_dmat, dmap, ccb->ccb_data, 431 1.3.10.2 rpaulo ccb->ccb_len, NULL, flags))) { 432 1.3.10.2 rpaulo if (error == EFBIG) 433 1.3.10.2 rpaulo printf("more than %d dma segs\n", sc->maxsg); 434 1.3.10.2 rpaulo else 435 1.3.10.2 rpaulo printf("error %d loading dma map\n", error); 436 1.3.10.2 rpaulo ciss_put_ccb(ccb); 437 1.3.10.2 rpaulo return (error); 438 1.3.10.2 rpaulo } 439 1.3.10.2 rpaulo cmd->sgin = dmap->dm_nsegs; 440 1.3.10.2 rpaulo 441 1.3.10.2 rpaulo sgd = dmap->dm_segs; 442 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_DMA, ("data=%p/%u<0x%lx/%lu", 443 1.3.10.2 rpaulo ccb->ccb_data, ccb->ccb_len, sgd->ds_addr, sgd->ds_len)); 444 1.3.10.2 rpaulo 445 1.3.10.2 rpaulo for (i = 0; i < dmap->dm_nsegs; sgd++, i++) { 446 1.3.10.2 rpaulo cmd->sgl[i].addr_lo = htole32(sgd->ds_addr); 447 1.3.10.2 rpaulo cmd->sgl[i].addr_hi = 448 1.3.10.2 rpaulo htole32((u_int64_t)sgd->ds_addr >> 32); 449 1.3.10.2 rpaulo cmd->sgl[i].len = htole32(sgd->ds_len); 450 1.3.10.2 rpaulo cmd->sgl[i].flags = htole32(0); 451 1.3.10.2 rpaulo if (i) 452 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_DMA, 453 1.3.10.2 rpaulo (",0x%lx/%lu", sgd->ds_addr, sgd->ds_len)); 454 1.3.10.2 rpaulo } 455 1.3.10.2 rpaulo 456 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_DMA, ("> ")); 457 1.3.10.2 rpaulo 458 1.3.10.2 rpaulo bus_dmamap_sync(sc->sc_dmat, dmap, 0, dmap->dm_mapsize, 459 1.3.10.2 rpaulo BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE); 460 1.3.10.2 rpaulo } else 461 1.3.10.2 rpaulo cmd->sgin = 0; 462 1.3.10.2 rpaulo cmd->sglen = htole16((u_int16_t)cmd->sgin); 463 1.3.10.2 rpaulo bzero(&ccb->ccb_err, sizeof(ccb->ccb_err)); 464 1.3.10.2 rpaulo 465 1.3.10.2 rpaulo bus_dmamap_sync(sc->sc_dmat, sc->cmdmap, 0, sc->cmdmap->dm_mapsize, 466 1.3.10.2 rpaulo BUS_DMASYNC_PREWRITE); 467 1.3.10.2 rpaulo 468 1.3.10.2 rpaulo if ((wait & (XS_CTL_POLL|XS_CTL_NOSLEEP)) == (XS_CTL_POLL|XS_CTL_NOSLEEP)) 469 1.3.10.2 rpaulo bus_space_write_4(sc->sc_iot, sc->sc_ioh, CISS_IMR, 470 1.3.10.2 rpaulo bus_space_read_4(sc->sc_iot, sc->sc_ioh, CISS_IMR) | sc->iem); 471 1.3.10.2 rpaulo 472 1.3.10.2 rpaulo TAILQ_INSERT_TAIL(&sc->sc_ccbq, ccb, ccb_link); 473 1.3.10.2 rpaulo ccb->ccb_state = CISS_CCB_ONQ; 474 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("submit=0x%x ", cmd->id)); 475 1.3.10.2 rpaulo bus_space_write_4(sc->sc_iot, sc->sc_ioh, CISS_INQ, ccb->ccb_cmdpa); 476 1.3.10.2 rpaulo 477 1.3.10.2 rpaulo if (wait & XS_CTL_POLL) { 478 1.3.10.2 rpaulo int etick; 479 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("waiting ")); 480 1.3.10.2 rpaulo 481 1.3.10.2 rpaulo i = ccb->ccb_xs? ccb->ccb_xs->timeout : 60000; 482 1.3.10.2 rpaulo tohz = (i / 1000) * hz + (i % 1000) * (hz / 1000); 483 1.3.10.2 rpaulo if (tohz == 0) 484 1.3.10.2 rpaulo tohz = 1; 485 1.3.10.2 rpaulo for (i *= 100, etick = tick + tohz; i--; ) { 486 1.3.10.2 rpaulo if (!(wait & XS_CTL_NOSLEEP)) { 487 1.3.10.2 rpaulo ccb->ccb_state = CISS_CCB_POLL; 488 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("tsleep(%d) ", tohz)); 489 1.3.10.2 rpaulo if (tsleep(ccb, PRIBIO + 1, "ciss_cmd", 490 1.3.10.2 rpaulo tohz) == EWOULDBLOCK) { 491 1.3.10.2 rpaulo break; 492 1.3.10.2 rpaulo } 493 1.3.10.2 rpaulo if (ccb->ccb_state != CISS_CCB_ONQ) { 494 1.3.10.2 rpaulo tohz = etick - tick; 495 1.3.10.2 rpaulo if (tohz <= 0) 496 1.3.10.2 rpaulo break; 497 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("T")); 498 1.3.10.2 rpaulo continue; 499 1.3.10.2 rpaulo } 500 1.3.10.2 rpaulo ccb1 = ccb; 501 1.3.10.2 rpaulo } else { 502 1.3.10.2 rpaulo DELAY(10); 503 1.3.10.2 rpaulo 504 1.3.10.2 rpaulo if (!(bus_space_read_4(sc->sc_iot, sc->sc_ioh, 505 1.3.10.2 rpaulo CISS_ISR) & sc->iem)) { 506 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("N")); 507 1.3.10.2 rpaulo continue; 508 1.3.10.2 rpaulo } 509 1.3.10.2 rpaulo 510 1.3.10.2 rpaulo if ((id = bus_space_read_4(sc->sc_iot, sc->sc_ioh, 511 1.3.10.2 rpaulo CISS_OUTQ)) == 0xffffffff) { 512 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("Q")); 513 1.3.10.2 rpaulo continue; 514 1.3.10.2 rpaulo } 515 1.3.10.2 rpaulo 516 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("got=0x%x ", id)); 517 1.3.10.2 rpaulo ccb1 = (struct ciss_ccb *) 518 1.3.10.2 rpaulo (sc->ccbs + (id >> 2) * sc->ccblen); 519 1.3.10.2 rpaulo ccb1->ccb_cmd.id = htole32(id); 520 1.3.10.2 rpaulo } 521 1.3.10.2 rpaulo 522 1.3.10.2 rpaulo error = ciss_done(ccb1); 523 1.3.10.2 rpaulo if (ccb1 == ccb) 524 1.3.10.2 rpaulo break; 525 1.3.10.2 rpaulo } 526 1.3.10.2 rpaulo 527 1.3.10.2 rpaulo /* if never got a chance to be done above... */ 528 1.3.10.2 rpaulo if (ccb->ccb_state != CISS_CCB_FREE) { 529 1.3.10.2 rpaulo ccb->ccb_err.cmd_stat = CISS_ERR_TMO; 530 1.3.10.2 rpaulo error = ciss_done(ccb); 531 1.3.10.2 rpaulo } 532 1.3.10.2 rpaulo 533 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("done %d:%d", 534 1.3.10.2 rpaulo ccb->ccb_err.cmd_stat, ccb->ccb_err.scsi_stat)); 535 1.3.10.2 rpaulo } 536 1.3.10.2 rpaulo 537 1.3.10.2 rpaulo if ((wait & (XS_CTL_POLL|XS_CTL_NOSLEEP)) == (XS_CTL_POLL|XS_CTL_NOSLEEP)) 538 1.3.10.2 rpaulo bus_space_write_4(sc->sc_iot, sc->sc_ioh, CISS_IMR, 539 1.3.10.2 rpaulo bus_space_read_4(sc->sc_iot, sc->sc_ioh, CISS_IMR) & ~sc->iem); 540 1.3.10.2 rpaulo 541 1.3.10.2 rpaulo return (error); 542 1.3.10.2 rpaulo } 543 1.3.10.2 rpaulo 544 1.3.10.2 rpaulo static int 545 1.3.10.2 rpaulo ciss_done(struct ciss_ccb *ccb) 546 1.3.10.2 rpaulo { 547 1.3.10.2 rpaulo struct ciss_softc *sc = ccb->ccb_sc; 548 1.3.10.2 rpaulo struct scsipi_xfer *xs = ccb->ccb_xs; 549 1.3.10.2 rpaulo struct ciss_cmd *cmd; 550 1.3.10.2 rpaulo ciss_lock_t lock; 551 1.3.10.2 rpaulo int error = 0; 552 1.3.10.2 rpaulo 553 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("ciss_done(%p) ", ccb)); 554 1.3.10.2 rpaulo 555 1.3.10.2 rpaulo if (ccb->ccb_state != CISS_CCB_ONQ) { 556 1.3.10.2 rpaulo printf("%s: unqueued ccb %p ready, state=0x%x\n", 557 1.3.10.2 rpaulo sc->sc_dev.dv_xname, ccb, ccb->ccb_state); 558 1.3.10.2 rpaulo return 1; 559 1.3.10.2 rpaulo } 560 1.3.10.2 rpaulo 561 1.3.10.2 rpaulo lock = CISS_LOCK(sc); 562 1.3.10.2 rpaulo ccb->ccb_state = CISS_CCB_READY; 563 1.3.10.2 rpaulo TAILQ_REMOVE(&sc->sc_ccbq, ccb, ccb_link); 564 1.3.10.2 rpaulo 565 1.3.10.2 rpaulo if (ccb->ccb_cmd.id & CISS_CMD_ERR) 566 1.3.10.2 rpaulo error = ciss_error(ccb); 567 1.3.10.2 rpaulo 568 1.3.10.2 rpaulo cmd = &ccb->ccb_cmd; 569 1.3.10.2 rpaulo if (ccb->ccb_data) { 570 1.3.10.2 rpaulo bus_dmamap_sync(sc->sc_dmat, ccb->ccb_dmamap, 0, 571 1.3.10.2 rpaulo ccb->ccb_dmamap->dm_mapsize, (cmd->flags & CISS_CDB_IN) ? 572 1.3.10.2 rpaulo BUS_DMASYNC_POSTREAD : BUS_DMASYNC_POSTWRITE); 573 1.3.10.2 rpaulo bus_dmamap_unload(sc->sc_dmat, ccb->ccb_dmamap); 574 1.3.10.2 rpaulo ccb->ccb_xs = NULL; 575 1.3.10.2 rpaulo ccb->ccb_data = NULL; 576 1.3.10.2 rpaulo } 577 1.3.10.2 rpaulo 578 1.3.10.2 rpaulo ciss_put_ccb(ccb); 579 1.3.10.2 rpaulo 580 1.3.10.2 rpaulo if (xs) { 581 1.3.10.2 rpaulo xs->resid = 0; 582 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("scsipi_done(%p) ", xs)); 583 1.3.10.2 rpaulo scsipi_done(xs); 584 1.3.10.2 rpaulo } 585 1.3.10.2 rpaulo CISS_UNLOCK(sc, lock); 586 1.3.10.2 rpaulo 587 1.3.10.2 rpaulo return error; 588 1.3.10.2 rpaulo } 589 1.3.10.2 rpaulo 590 1.3.10.2 rpaulo static int 591 1.3.10.2 rpaulo ciss_error(struct ciss_ccb *ccb) 592 1.3.10.2 rpaulo { 593 1.3.10.2 rpaulo struct ciss_softc *sc = ccb->ccb_sc; 594 1.3.10.2 rpaulo struct ciss_error *err = &ccb->ccb_err; 595 1.3.10.2 rpaulo struct scsipi_xfer *xs = ccb->ccb_xs; 596 1.3.10.2 rpaulo int rv; 597 1.3.10.2 rpaulo 598 1.3.10.2 rpaulo switch ((rv = le16toh(err->cmd_stat))) { 599 1.3.10.2 rpaulo case CISS_ERR_OK: 600 1.3.10.2 rpaulo break; 601 1.3.10.2 rpaulo 602 1.3.10.2 rpaulo case CISS_ERR_INVCMD: 603 1.3.10.2 rpaulo printf("%s: invalid cmd 0x%x: 0x%x is not valid @ 0x%x[%d]\n", 604 1.3.10.2 rpaulo sc->sc_dev.dv_xname, ccb->ccb_cmd.id, 605 1.3.10.2 rpaulo err->err_info, err->err_type[3], err->err_type[2]); 606 1.3.10.2 rpaulo if (xs) { 607 1.3.10.2 rpaulo bzero(&xs->sense, sizeof(xs->sense)); 608 1.3.10.2 rpaulo xs->sense.scsi_sense.response_code = 609 1.3.10.2 rpaulo SSD_RCODE_CURRENT | SSD_RCODE_VALID; 610 1.3.10.2 rpaulo xs->sense.scsi_sense.flags = SKEY_ILLEGAL_REQUEST; 611 1.3.10.2 rpaulo xs->sense.scsi_sense.asc = 0x24; /* ill field */ 612 1.3.10.2 rpaulo xs->sense.scsi_sense.ascq = 0x0; 613 1.3.10.2 rpaulo xs->error = XS_SENSE; 614 1.3.10.2 rpaulo } 615 1.3.10.2 rpaulo break; 616 1.3.10.2 rpaulo 617 1.3.10.2 rpaulo case CISS_ERR_TMO: 618 1.3.10.2 rpaulo xs->error = XS_TIMEOUT; 619 1.3.10.2 rpaulo break; 620 1.3.10.2 rpaulo 621 1.3.10.2 rpaulo case CISS_ERR_UNRUN: 622 1.3.10.2 rpaulo /* Underrun */ 623 1.3.10.2 rpaulo xs->resid = le32toh(err->resid); 624 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, (" underrun resid=0x%x ", 625 1.3.10.2 rpaulo xs->resid)); 626 1.3.10.2 rpaulo break; 627 1.3.10.2 rpaulo default: 628 1.3.10.2 rpaulo if (xs) { 629 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("scsi_stat=%x ", err->scsi_stat)); 630 1.3.10.2 rpaulo switch (err->scsi_stat) { 631 1.3.10.2 rpaulo case SCSI_CHECK: 632 1.3.10.2 rpaulo xs->error = XS_SENSE; 633 1.3.10.2 rpaulo bcopy(&err->sense[0], &xs->sense, 634 1.3.10.2 rpaulo sizeof(xs->sense)); 635 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, (" sense=%02x %02x %02x %02x ", 636 1.3.10.2 rpaulo err->sense[0], err->sense[1], err->sense[2], err->sense[3])); 637 1.3.10.2 rpaulo break; 638 1.3.10.2 rpaulo 639 1.3.10.2 rpaulo case XS_BUSY: 640 1.3.10.2 rpaulo xs->error = XS_BUSY; 641 1.3.10.2 rpaulo break; 642 1.3.10.2 rpaulo 643 1.3.10.2 rpaulo default: 644 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_ERR, ("%s: " 645 1.3.10.2 rpaulo "cmd_stat=%x scsi_stat=0x%x resid=0x%x\n", 646 1.3.10.2 rpaulo sc->sc_dev.dv_xname, rv, err->scsi_stat, 647 1.3.10.2 rpaulo le32toh(err->resid))); 648 1.3.10.2 rpaulo printf("ciss driver stuffup in %s:%d: %s()\n", 649 1.3.10.2 rpaulo __FILE__, __LINE__, __FUNCTION__); 650 1.3.10.2 rpaulo xs->error = XS_DRIVER_STUFFUP; 651 1.3.10.2 rpaulo break; 652 1.3.10.2 rpaulo } 653 1.3.10.2 rpaulo xs->resid = le32toh(err->resid); 654 1.3.10.2 rpaulo } 655 1.3.10.2 rpaulo } 656 1.3.10.2 rpaulo ccb->ccb_cmd.id &= htole32(~3); 657 1.3.10.2 rpaulo 658 1.3.10.2 rpaulo return rv; 659 1.3.10.2 rpaulo } 660 1.3.10.2 rpaulo 661 1.3.10.2 rpaulo static int 662 1.3.10.2 rpaulo ciss_inq(struct ciss_softc *sc, struct ciss_inquiry *inq) 663 1.3.10.2 rpaulo { 664 1.3.10.2 rpaulo struct ciss_ccb *ccb; 665 1.3.10.2 rpaulo struct ciss_cmd *cmd; 666 1.3.10.2 rpaulo 667 1.3.10.2 rpaulo ccb = ciss_get_ccb(sc); 668 1.3.10.2 rpaulo ccb->ccb_len = sizeof(*inq); 669 1.3.10.2 rpaulo ccb->ccb_data = inq; 670 1.3.10.2 rpaulo ccb->ccb_xs = NULL; 671 1.3.10.2 rpaulo cmd = &ccb->ccb_cmd; 672 1.3.10.2 rpaulo cmd->tgt = htole32(CISS_CMD_MODE_PERIPH); 673 1.3.10.2 rpaulo cmd->tgt2 = 0; 674 1.3.10.2 rpaulo cmd->cdblen = 10; 675 1.3.10.2 rpaulo cmd->flags = CISS_CDB_CMD | CISS_CDB_SIMPL | CISS_CDB_IN; 676 1.3.10.2 rpaulo cmd->tmo = htole16(0); 677 1.3.10.2 rpaulo bzero(&cmd->cdb[0], sizeof(cmd->cdb)); 678 1.3.10.2 rpaulo cmd->cdb[0] = CISS_CMD_CTRL_GET; 679 1.3.10.2 rpaulo cmd->cdb[6] = CISS_CMS_CTRL_CTRL; 680 1.3.10.2 rpaulo cmd->cdb[7] = sizeof(*inq) >> 8; /* biiiig endian */ 681 1.3.10.2 rpaulo cmd->cdb[8] = sizeof(*inq) & 0xff; 682 1.3.10.2 rpaulo 683 1.3.10.2 rpaulo return ciss_cmd(ccb, BUS_DMA_NOWAIT, XS_CTL_POLL|XS_CTL_NOSLEEP); 684 1.3.10.2 rpaulo } 685 1.3.10.2 rpaulo 686 1.3.10.2 rpaulo static int 687 1.3.10.2 rpaulo ciss_ldmap(struct ciss_softc *sc) 688 1.3.10.2 rpaulo { 689 1.3.10.2 rpaulo struct ciss_ccb *ccb; 690 1.3.10.2 rpaulo struct ciss_cmd *cmd; 691 1.3.10.2 rpaulo struct ciss_ldmap *lmap; 692 1.3.10.2 rpaulo ciss_lock_t lock; 693 1.3.10.2 rpaulo int total, rv; 694 1.3.10.2 rpaulo 695 1.3.10.2 rpaulo lock = CISS_LOCK_SCRATCH(sc); 696 1.3.10.2 rpaulo lmap = sc->scratch; 697 1.3.10.2 rpaulo lmap->size = htobe32(sc->maxunits * sizeof(lmap->map)); 698 1.3.10.2 rpaulo total = sizeof(*lmap) + (sc->maxunits - 1) * sizeof(lmap->map); 699 1.3.10.2 rpaulo 700 1.3.10.2 rpaulo ccb = ciss_get_ccb(sc); 701 1.3.10.2 rpaulo ccb->ccb_len = total; 702 1.3.10.2 rpaulo ccb->ccb_data = lmap; 703 1.3.10.2 rpaulo ccb->ccb_xs = NULL; 704 1.3.10.2 rpaulo cmd = &ccb->ccb_cmd; 705 1.3.10.2 rpaulo cmd->tgt = CISS_CMD_MODE_PERIPH; 706 1.3.10.2 rpaulo cmd->tgt2 = 0; 707 1.3.10.2 rpaulo cmd->cdblen = 12; 708 1.3.10.2 rpaulo cmd->flags = CISS_CDB_CMD | CISS_CDB_SIMPL | CISS_CDB_IN; 709 1.3.10.2 rpaulo cmd->tmo = htole16(30); 710 1.3.10.2 rpaulo bzero(&cmd->cdb[0], sizeof(cmd->cdb)); 711 1.3.10.2 rpaulo cmd->cdb[0] = CISS_CMD_LDMAP; 712 1.3.10.2 rpaulo cmd->cdb[8] = total >> 8; /* biiiig endian */ 713 1.3.10.2 rpaulo cmd->cdb[9] = total & 0xff; 714 1.3.10.2 rpaulo 715 1.3.10.2 rpaulo rv = ciss_cmd(ccb, BUS_DMA_NOWAIT, XS_CTL_POLL|XS_CTL_NOSLEEP); 716 1.3.10.2 rpaulo CISS_UNLOCK_SCRATCH(sc, lock); 717 1.3.10.2 rpaulo 718 1.3.10.2 rpaulo if (rv) 719 1.3.10.2 rpaulo return rv; 720 1.3.10.2 rpaulo 721 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_MISC, ("lmap %x:%x\n", 722 1.3.10.2 rpaulo lmap->map[0].tgt, lmap->map[0].tgt2)); 723 1.3.10.2 rpaulo 724 1.3.10.2 rpaulo return 0; 725 1.3.10.2 rpaulo } 726 1.3.10.2 rpaulo 727 1.3.10.2 rpaulo static int 728 1.3.10.2 rpaulo ciss_sync(struct ciss_softc *sc) 729 1.3.10.2 rpaulo { 730 1.3.10.2 rpaulo struct ciss_ccb *ccb; 731 1.3.10.2 rpaulo struct ciss_cmd *cmd; 732 1.3.10.2 rpaulo struct ciss_flush *flush; 733 1.3.10.2 rpaulo ciss_lock_t lock; 734 1.3.10.2 rpaulo int rv; 735 1.3.10.2 rpaulo 736 1.3.10.2 rpaulo lock = CISS_LOCK_SCRATCH(sc); 737 1.3.10.2 rpaulo flush = sc->scratch; 738 1.3.10.2 rpaulo bzero(flush, sizeof(*flush)); 739 1.3.10.2 rpaulo flush->flush = sc->sc_flush; 740 1.3.10.2 rpaulo 741 1.3.10.2 rpaulo ccb = ciss_get_ccb(sc); 742 1.3.10.2 rpaulo ccb->ccb_len = sizeof(*flush); 743 1.3.10.2 rpaulo ccb->ccb_data = flush; 744 1.3.10.2 rpaulo ccb->ccb_xs = NULL; 745 1.3.10.2 rpaulo cmd = &ccb->ccb_cmd; 746 1.3.10.2 rpaulo cmd->tgt = CISS_CMD_MODE_PERIPH; 747 1.3.10.2 rpaulo cmd->tgt2 = 0; 748 1.3.10.2 rpaulo cmd->cdblen = 10; 749 1.3.10.2 rpaulo cmd->flags = CISS_CDB_CMD | CISS_CDB_SIMPL | CISS_CDB_OUT; 750 1.3.10.2 rpaulo cmd->tmo = 0; 751 1.3.10.2 rpaulo bzero(&cmd->cdb[0], sizeof(cmd->cdb)); 752 1.3.10.2 rpaulo cmd->cdb[0] = CISS_CMD_CTRL_SET; 753 1.3.10.2 rpaulo cmd->cdb[6] = CISS_CMS_CTRL_FLUSH; 754 1.3.10.2 rpaulo cmd->cdb[7] = sizeof(*flush) >> 8; /* biiiig endian */ 755 1.3.10.2 rpaulo cmd->cdb[8] = sizeof(*flush) & 0xff; 756 1.3.10.2 rpaulo 757 1.3.10.2 rpaulo rv = ciss_cmd(ccb, BUS_DMA_NOWAIT, XS_CTL_POLL|XS_CTL_NOSLEEP); 758 1.3.10.2 rpaulo CISS_UNLOCK_SCRATCH(sc, lock); 759 1.3.10.2 rpaulo 760 1.3.10.2 rpaulo return rv; 761 1.3.10.2 rpaulo } 762 1.3.10.2 rpaulo 763 1.3.10.2 rpaulo #if 0 764 1.3.10.2 rpaulo static void 765 1.3.10.2 rpaulo ciss_scsi_raw_cmd(struct scsipi_channel *chan, scsipi_adapter_req_t req, 766 1.3.10.2 rpaulo void *arg) /* TODO */ 767 1.3.10.2 rpaulo { 768 1.3.10.2 rpaulo struct scsipi_xfer *xs = (struct scsipi_xfer *) arg; 769 1.3.10.2 rpaulo struct ciss_rawsoftc *rsc = 770 1.3.10.2 rpaulo (struct ciss_rawsoftc *) chan->chan_adapter->adapt_dev; 771 1.3.10.2 rpaulo struct ciss_softc *sc = rsc->sc_softc; 772 1.3.10.2 rpaulo struct ciss_ccb *ccb; 773 1.3.10.2 rpaulo struct ciss_cmd *cmd; 774 1.3.10.2 rpaulo ciss_lock_t lock; 775 1.3.10.2 rpaulo int error; 776 1.3.10.2 rpaulo 777 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("ciss_scsi_raw_cmd ")); 778 1.3.10.2 rpaulo 779 1.3.10.2 rpaulo switch (req) 780 1.3.10.2 rpaulo { 781 1.3.10.2 rpaulo case ADAPTER_REQ_RUN_XFER: 782 1.3.10.2 rpaulo if (xs->cmdlen > CISS_MAX_CDB) { 783 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("CDB too big %p ", xs)); 784 1.3.10.2 rpaulo bzero(&xs->sense, sizeof(xs->sense)); 785 1.3.10.2 rpaulo printf("ciss driver stuffup in %s:%d: %s()\n", 786 1.3.10.2 rpaulo __FILE__, __LINE__, __FUNCTION__); 787 1.3.10.2 rpaulo xs->error = XS_DRIVER_STUFFUP; 788 1.3.10.2 rpaulo scsipi_done(xs); 789 1.3.10.2 rpaulo break; 790 1.3.10.2 rpaulo } 791 1.3.10.2 rpaulo 792 1.3.10.2 rpaulo lock = CISS_LOCK(sc); 793 1.3.10.2 rpaulo error = 0; 794 1.3.10.2 rpaulo xs->error = XS_NOERROR; 795 1.3.10.2 rpaulo 796 1.3.10.2 rpaulo /* TODO check this target has not yet employed w/ any volume */ 797 1.3.10.2 rpaulo 798 1.3.10.2 rpaulo ccb = ciss_get_ccb(sc); 799 1.3.10.2 rpaulo cmd = &ccb->ccb_cmd; 800 1.3.10.2 rpaulo ccb->ccb_len = xs->datalen; 801 1.3.10.2 rpaulo ccb->ccb_data = xs->data; 802 1.3.10.2 rpaulo ccb->ccb_xs = xs; 803 1.3.10.2 rpaulo 804 1.3.10.2 rpaulo cmd->cdblen = xs->cmdlen; 805 1.3.10.2 rpaulo cmd->flags = CISS_CDB_CMD | CISS_CDB_SIMPL; 806 1.3.10.2 rpaulo if (xs->xs_control & XS_CTL_DATA_IN) 807 1.3.10.2 rpaulo cmd->flags |= CISS_CDB_IN; 808 1.3.10.2 rpaulo else if (xs->xs_control & XS_CTL_DATA_OUT) 809 1.3.10.2 rpaulo cmd->flags |= CISS_CDB_OUT; 810 1.3.10.2 rpaulo cmd->tmo = xs->timeout < 1000? 1 : xs->timeout / 1000; 811 1.3.10.2 rpaulo bzero(&cmd->cdb[0], sizeof(cmd->cdb)); 812 1.3.10.2 rpaulo bcopy(xs->cmd, &cmd->cdb[0], CISS_MAX_CDB); 813 1.3.10.2 rpaulo 814 1.3.10.2 rpaulo if (ciss_cmd(ccb, BUS_DMA_WAITOK, 815 1.3.10.2 rpaulo xs->xs_control & (XS_CTL_POLL|XS_CTL_NOSLEEP))) { 816 1.3.10.2 rpaulo printf("ciss driver stuffup in %s:%d: %s()\n", 817 1.3.10.2 rpaulo __FILE__, __LINE__, __FUNCTION__); 818 1.3.10.2 rpaulo xs->error = XS_DRIVER_STUFFUP; 819 1.3.10.2 rpaulo scsipi_done(xs); 820 1.3.10.2 rpaulo CISS_UNLOCK(sc, lock); 821 1.3.10.2 rpaulo break; 822 1.3.10.2 rpaulo } 823 1.3.10.2 rpaulo 824 1.3.10.2 rpaulo CISS_UNLOCK(sc, lock); 825 1.3.10.2 rpaulo break; 826 1.3.10.2 rpaulo 827 1.3.10.2 rpaulo case ADAPTER_REQ_GROW_RESOURCES: 828 1.3.10.2 rpaulo /* 829 1.3.10.2 rpaulo * Not supported. 830 1.3.10.2 rpaulo */ 831 1.3.10.2 rpaulo break; 832 1.3.10.2 rpaulo 833 1.3.10.2 rpaulo case ADAPTER_REQ_SET_XFER_MODE: 834 1.3.10.2 rpaulo /* 835 1.3.10.2 rpaulo * We can't change the transfer mode, but at least let 836 1.3.10.2 rpaulo * scsipi know what the adapter has negociated. 837 1.3.10.2 rpaulo */ 838 1.3.10.2 rpaulo /* Get xfer mode and return it */ 839 1.3.10.2 rpaulo break; 840 1.3.10.2 rpaulo } 841 1.3.10.2 rpaulo } 842 1.3.10.2 rpaulo #endif 843 1.3.10.2 rpaulo 844 1.3.10.2 rpaulo static void 845 1.3.10.2 rpaulo ciss_scsi_cmd(struct scsipi_channel *chan, scsipi_adapter_req_t req, 846 1.3.10.2 rpaulo void *arg) 847 1.3.10.2 rpaulo { 848 1.3.10.2 rpaulo struct scsipi_xfer *xs = (struct scsipi_xfer *) arg; 849 1.3.10.2 rpaulo struct ciss_softc *sc = 850 1.3.10.2 rpaulo (struct ciss_softc *) chan->chan_adapter->adapt_dev; 851 1.3.10.2 rpaulo u_int8_t target; 852 1.3.10.2 rpaulo struct ciss_ccb *ccb; 853 1.3.10.2 rpaulo struct ciss_cmd *cmd; 854 1.3.10.2 rpaulo int error; 855 1.3.10.2 rpaulo ciss_lock_t lock; 856 1.3.10.2 rpaulo 857 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("ciss_scsi_cmd ")); 858 1.3.10.2 rpaulo 859 1.3.10.2 rpaulo switch (req) 860 1.3.10.2 rpaulo { 861 1.3.10.2 rpaulo case ADAPTER_REQ_RUN_XFER: 862 1.3.10.2 rpaulo target = xs->xs_periph->periph_target; 863 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("targ=%d ", target)); 864 1.3.10.2 rpaulo if (xs->cmdlen > CISS_MAX_CDB) { 865 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("CDB too big %p ", xs)); 866 1.3.10.2 rpaulo bzero(&xs->sense, sizeof(xs->sense)); 867 1.3.10.2 rpaulo printf("ciss driver stuffup in %s:%d: %s()\n", 868 1.3.10.2 rpaulo __FILE__, __LINE__, __FUNCTION__); 869 1.3.10.2 rpaulo xs->error = XS_DRIVER_STUFFUP; 870 1.3.10.2 rpaulo scsipi_done(xs); 871 1.3.10.2 rpaulo break; 872 1.3.10.2 rpaulo } 873 1.3.10.2 rpaulo 874 1.3.10.2 rpaulo lock = CISS_LOCK(sc); 875 1.3.10.2 rpaulo error = 0; 876 1.3.10.2 rpaulo xs->error = XS_NOERROR; 877 1.3.10.2 rpaulo 878 1.3.10.2 rpaulo /* XXX emulate SYNCHRONIZE_CACHE ??? */ 879 1.3.10.2 rpaulo 880 1.3.10.2 rpaulo ccb = ciss_get_ccb(sc); 881 1.3.10.2 rpaulo cmd = &ccb->ccb_cmd; 882 1.3.10.2 rpaulo ccb->ccb_len = xs->datalen; 883 1.3.10.2 rpaulo ccb->ccb_data = xs->data; 884 1.3.10.2 rpaulo ccb->ccb_xs = xs; 885 1.3.10.2 rpaulo cmd->tgt = CISS_CMD_MODE_LD | target; 886 1.3.10.2 rpaulo cmd->tgt2 = 0; 887 1.3.10.2 rpaulo cmd->cdblen = xs->cmdlen; 888 1.3.10.2 rpaulo cmd->flags = CISS_CDB_CMD | CISS_CDB_SIMPL; 889 1.3.10.2 rpaulo if (xs->xs_control & XS_CTL_DATA_IN) 890 1.3.10.2 rpaulo cmd->flags |= CISS_CDB_IN; 891 1.3.10.2 rpaulo else if (xs->xs_control & XS_CTL_DATA_OUT) 892 1.3.10.2 rpaulo cmd->flags |= CISS_CDB_OUT; 893 1.3.10.2 rpaulo cmd->tmo = xs->timeout < 1000? 1 : xs->timeout / 1000; 894 1.3.10.2 rpaulo bzero(&cmd->cdb[0], sizeof(cmd->cdb)); 895 1.3.10.2 rpaulo bcopy(xs->cmd, &cmd->cdb[0], CISS_MAX_CDB); 896 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_CMD, ("cmd=%02x %02x %02x %02x %02x %02x ", 897 1.3.10.2 rpaulo cmd->cdb[0], cmd->cdb[1], cmd->cdb[2], 898 1.3.10.2 rpaulo cmd->cdb[3], cmd->cdb[4], cmd->cdb[5])); 899 1.3.10.2 rpaulo 900 1.3.10.2 rpaulo if (ciss_cmd(ccb, BUS_DMA_WAITOK, 901 1.3.10.2 rpaulo xs->xs_control & (XS_CTL_POLL|XS_CTL_NOSLEEP))) { 902 1.3.10.2 rpaulo printf("ciss driver stuffup in %s:%d: %s()\n", 903 1.3.10.2 rpaulo __FILE__, __LINE__, __FUNCTION__); 904 1.3.10.2 rpaulo xs->error = XS_DRIVER_STUFFUP; 905 1.3.10.2 rpaulo scsipi_done(xs); 906 1.3.10.2 rpaulo CISS_UNLOCK(sc, lock); 907 1.3.10.2 rpaulo return; 908 1.3.10.2 rpaulo } 909 1.3.10.2 rpaulo 910 1.3.10.2 rpaulo CISS_UNLOCK(sc, lock); 911 1.3.10.2 rpaulo break; 912 1.3.10.2 rpaulo case ADAPTER_REQ_GROW_RESOURCES: 913 1.3.10.2 rpaulo /* 914 1.3.10.2 rpaulo * Not supported. 915 1.3.10.2 rpaulo */ 916 1.3.10.2 rpaulo break; 917 1.3.10.2 rpaulo case ADAPTER_REQ_SET_XFER_MODE: 918 1.3.10.2 rpaulo /* 919 1.3.10.2 rpaulo * We can't change the transfer mode, but at least let 920 1.3.10.2 rpaulo * scsipi know what the adapter has negociated. 921 1.3.10.2 rpaulo */ 922 1.3.10.2 rpaulo /* FIXME: get xfer mode and write it into arg */ 923 1.3.10.2 rpaulo break; 924 1.3.10.2 rpaulo } 925 1.3.10.2 rpaulo } 926 1.3.10.2 rpaulo 927 1.3.10.2 rpaulo int 928 1.3.10.2 rpaulo ciss_intr(void *v) 929 1.3.10.2 rpaulo { 930 1.3.10.2 rpaulo struct ciss_softc *sc = v; 931 1.3.10.2 rpaulo struct ciss_ccb *ccb; 932 1.3.10.2 rpaulo ciss_lock_t lock; 933 1.3.10.2 rpaulo u_int32_t id; 934 1.3.10.2 rpaulo int hit = 0; 935 1.3.10.2 rpaulo 936 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_INTR, ("intr ")); 937 1.3.10.2 rpaulo 938 1.3.10.2 rpaulo if (!(bus_space_read_4(sc->sc_iot, sc->sc_ioh, CISS_ISR) & sc->iem)) 939 1.3.10.2 rpaulo return 0; 940 1.3.10.2 rpaulo 941 1.3.10.2 rpaulo lock = CISS_LOCK(sc); 942 1.3.10.2 rpaulo while ((id = bus_space_read_4(sc->sc_iot, sc->sc_ioh, CISS_OUTQ)) != 943 1.3.10.2 rpaulo 0xffffffff) { 944 1.3.10.2 rpaulo 945 1.3.10.2 rpaulo ccb = (struct ciss_ccb *) (sc->ccbs + (id >> 2) * sc->ccblen); 946 1.3.10.2 rpaulo ccb->ccb_cmd.id = htole32(id); 947 1.3.10.2 rpaulo if (ccb->ccb_state == CISS_CCB_POLL) { 948 1.3.10.2 rpaulo ccb->ccb_state = CISS_CCB_ONQ; 949 1.3.10.2 rpaulo wakeup(ccb); 950 1.3.10.2 rpaulo } else 951 1.3.10.2 rpaulo ciss_done(ccb); 952 1.3.10.2 rpaulo 953 1.3.10.2 rpaulo hit = 1; 954 1.3.10.2 rpaulo } 955 1.3.10.2 rpaulo CISS_UNLOCK(sc, lock); 956 1.3.10.2 rpaulo 957 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_INTR, ("exit\n")); 958 1.3.10.2 rpaulo return hit; 959 1.3.10.2 rpaulo } 960 1.3.10.2 rpaulo 961 1.3.10.2 rpaulo static void 962 1.3.10.2 rpaulo ciss_heartbeat(void *v) 963 1.3.10.2 rpaulo { 964 1.3.10.2 rpaulo struct ciss_softc *sc = v; 965 1.3.10.2 rpaulo u_int32_t hb; 966 1.3.10.2 rpaulo 967 1.3.10.2 rpaulo hb = bus_space_read_4(sc->sc_iot, sc->cfg_ioh, 968 1.3.10.2 rpaulo sc->cfgoff + offsetof(struct ciss_config, heartbeat)); 969 1.3.10.2 rpaulo if (hb == sc->heartbeat) 970 1.3.10.2 rpaulo panic("ciss: dead"); /* XX reset! */ 971 1.3.10.2 rpaulo else 972 1.3.10.2 rpaulo sc->heartbeat = hb; 973 1.3.10.2 rpaulo 974 1.3.10.2 rpaulo callout_schedule(&sc->sc_hb, hz * 3); 975 1.3.10.2 rpaulo } 976 1.3.10.2 rpaulo 977 1.3.10.2 rpaulo #if 0 978 1.3.10.2 rpaulo static void 979 1.3.10.2 rpaulo ciss_kthread(void *v) 980 1.3.10.2 rpaulo { 981 1.3.10.2 rpaulo struct ciss_softc *sc = v; 982 1.3.10.2 rpaulo ciss_lock_t lock; 983 1.3.10.2 rpaulo 984 1.3.10.2 rpaulo for (;;) { 985 1.3.10.2 rpaulo tsleep(sc, PRIBIO, sc->sc_dev.dv_xname, 0); 986 1.3.10.2 rpaulo 987 1.3.10.2 rpaulo lock = CISS_LOCK(sc); 988 1.3.10.2 rpaulo 989 1.3.10.2 rpaulo 990 1.3.10.2 rpaulo 991 1.3.10.2 rpaulo CISS_UNLOCK(sc, lock); 992 1.3.10.2 rpaulo } 993 1.3.10.2 rpaulo } 994 1.3.10.2 rpaulo #endif 995 1.3.10.2 rpaulo 996 1.3.10.2 rpaulo static int 997 1.3.10.2 rpaulo ciss_scsi_ioctl(struct scsipi_channel *chan, u_long cmd, 998 1.3.10.2 rpaulo caddr_t addr, int flag, struct proc *p) 999 1.3.10.2 rpaulo { 1000 1.3.10.2 rpaulo #if NBIO > 0 1001 1.3.10.2 rpaulo return ciss_ioctl(chan->chan_adapter->adapt_dev, cmd, addr); 1002 1.3.10.2 rpaulo #else 1003 1.3.10.2 rpaulo return ENOTTY; 1004 1.3.10.2 rpaulo #endif 1005 1.3.10.2 rpaulo } 1006 1.3.10.2 rpaulo 1007 1.3.10.2 rpaulo #if NBIO > 0 1008 1.3.10.2 rpaulo static int 1009 1.3.10.2 rpaulo ciss_ioctl(struct device *dev, u_long cmd, caddr_t addr) /* TODO */ 1010 1.3.10.2 rpaulo { 1011 1.3.10.2 rpaulo /* struct ciss_softc *sc = (struct ciss_softc *)dev; */ 1012 1.3.10.2 rpaulo ciss_lock_t lock; 1013 1.3.10.2 rpaulo int error; 1014 1.3.10.2 rpaulo 1015 1.3.10.2 rpaulo lock = CISS_LOCK(sc); 1016 1.3.10.2 rpaulo switch (cmd) { 1017 1.3.10.2 rpaulo case BIOCINQ: 1018 1.3.10.2 rpaulo case BIOCVOL: 1019 1.3.10.2 rpaulo case BIOCDISK: 1020 1.3.10.2 rpaulo case BIOCALARM: 1021 1.3.10.2 rpaulo case BIOCBLINK: 1022 1.3.10.2 rpaulo case BIOCSETSTATE: 1023 1.3.10.2 rpaulo default: 1024 1.3.10.2 rpaulo CISS_DPRINTF(CISS_D_IOCTL, ("%s: invalid ioctl\n", 1025 1.3.10.2 rpaulo sc->sc_dev.dv_xname)); 1026 1.3.10.2 rpaulo error = ENOTTY; 1027 1.3.10.2 rpaulo } 1028 1.3.10.2 rpaulo CISS_UNLOCK(sc, lock); 1029 1.3.10.2 rpaulo 1030 1.3.10.2 rpaulo return error; 1031 1.3.10.2 rpaulo } 1032 1.3.10.2 rpaulo #endif 1033
Indexes created Mon Oct 20 01:09:56 GMT 2025