1 /* $OpenBSD: aac_pci.c,v 1.13 2004/08/29 19:07:26 marco Exp $ */ 2 3 /*- 4 * Copyright (c) 2000 Michael Smith 5 * Copyright (c) 2000 BSDi 6 * Copyright (c) 2000 Niklas Hallqvist 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * $FreeBSD: /c/ncvs/src/sys/dev/aac/aac_pci.c,v 1.1 2000/09/13 03:20:34 msmith Exp $ 31 */ 32 33 /* 34 * This driver would not have rewritten for OpenBSD if it was not for the 35 * hardware donation from Nocom. I want to thank them for their support. 36 * Of course, credit should go to Mike Smith for the original work he did 37 * in the FreeBSD driver where I found lots of inspiration. 38 * - Niklas Hallqvist 39 */ 40 41 #include <sys/param.h> 42 #include <sys/systm.h> 43 #include <sys/device.h> 44 #include <sys/kernel.h> 45 #include <sys/malloc.h> 46 #include <sys/queue.h> 47 48 #include <machine/bus.h> 49 #include <machine/endian.h> 50 #include <machine/intr.h> 51 52 #include <scsi/scsi_all.h> 53 #include <scsi/scsiconf.h> 54 55 #include <dev/pci/pcidevs.h> 56 #include <dev/pci/pcireg.h> 57 #include <dev/pci/pcivar.h> 58 59 #include <dev/ic/aacreg.h> 60 #include <dev/ic/aacvar.h> 61 62 int aac_pci_probe(struct device *, void *, void *); 63 void aac_pci_attach(struct device *, struct device *, void *); 64 65 /* Adaptec */ 66 #define PCI_PRODUCT_ADP2_AACASR2120S 0x0286 67 #define PCI_PRODUCT_ADP2_AACADPSATA2C 0x0289 68 #define PCI_PRODUCT_ADP2_AACADPSATA4C 0x0290 69 #define PCI_PRODUCT_ADP2_AACADPSATA6C 0x0291 70 #define PCI_PRODUCT_ADP2_AACADPSATA8C 0x0292 71 #define PCI_PRODUCT_ADP2_AACADPSATA16C 0x0293 72 73 /* Dell */ 74 #define PCI_PRODUCT_ADP2_AACCERCSATA6C 0x0291 75 #define PCI_PRODUCT_ADP2_AACPERC320DC 0x0287 76 77 struct aac_sub_ident { 78 u_int16_t subvendor; 79 u_int16_t subdevice; 80 char *desc; 81 } aac_sub_identifiers[] = { 82 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA2C, "Adaptec 1210SA" }, /* guess */ 83 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA4C, "Adaptec 2410SA" }, 84 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA6C, "Adaptec 2610SA" }, 85 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA8C, "Adaptec 2810SA" }, /* guess */ 86 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA16C, "Adaptec 21610SA" }, /* guess */ 87 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2120S, "Adaptec 2120S" }, 88 { PCI_VENDOR_DELL, PCI_PRODUCT_ADP2_AACCERCSATA6C, "Dell CERC-SATA" }, 89 { PCI_VENDOR_DELL, PCI_PRODUCT_ADP2_AACPERC320DC, "Dell PERC 320/DC" }, 90 { 0, 0, "" } 91 }; 92 93 struct aac_ident { 94 u_int16_t vendor; 95 u_int16_t device; 96 u_int16_t subvendor; 97 u_int16_t subdevice; 98 int hwif; 99 } aac_identifiers[] = { 100 /* Dell PERC 2/Si models */ 101 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_2SI, PCI_VENDOR_DELL, 102 PCI_PRODUCT_DELL_PERC_2SI, AAC_HWIF_I960RX }, 103 /* Dell PERC 3/Di models */ 104 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL, 105 PCI_PRODUCT_DELL_PERC_3DI, AAC_HWIF_I960RX }, 106 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL, 107 PCI_PRODUCT_DELL_PERC_3DI_2, AAC_HWIF_I960RX }, 108 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL, 109 PCI_PRODUCT_DELL_PERC_3DI_3, AAC_HWIF_I960RX }, 110 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL, 111 PCI_PRODUCT_DELL_PERC_3DI_SUB2, AAC_HWIF_I960RX }, 112 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL, 113 PCI_PRODUCT_DELL_PERC_3DI_SUB3, AAC_HWIF_I960RX }, 114 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_2, PCI_VENDOR_DELL, 115 PCI_PRODUCT_DELL_PERC_3DI_2_SUB, AAC_HWIF_I960RX }, 116 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_3, PCI_VENDOR_DELL, 117 PCI_PRODUCT_DELL_PERC_3DI_3_SUB, AAC_HWIF_I960RX }, 118 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_3, PCI_VENDOR_DELL, 119 PCI_PRODUCT_DELL_PERC_3DI_3_SUB2, AAC_HWIF_I960RX }, 120 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_3, PCI_VENDOR_DELL, 121 PCI_PRODUCT_DELL_PERC_3DI_3_SUB3, AAC_HWIF_I960RX }, 122 /* Dell PERC 3/Si models */ 123 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3SI, PCI_VENDOR_DELL, 124 PCI_PRODUCT_DELL_PERC_3SI, AAC_HWIF_I960RX }, 125 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3SI_2, PCI_VENDOR_DELL, 126 PCI_PRODUCT_DELL_PERC_3SI_2_SUB, AAC_HWIF_I960RX }, 127 /* Adaptec SATA RAID 2 channel XXX guess */ 128 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2, 129 PCI_PRODUCT_ADP2_AACADPSATA2C, AAC_HWIF_I960RX }, 130 /* Adaptec SATA RAID 4 channel */ 131 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2, 132 PCI_PRODUCT_ADP2_AACADPSATA4C, AAC_HWIF_I960RX }, 133 /* Adaptec SATA RAID 6 channel XXX guess */ 134 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2, 135 PCI_PRODUCT_ADP2_AACADPSATA6C, AAC_HWIF_I960RX }, 136 /* Adaptec SATA RAID 8 channel XXX guess */ 137 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2, 138 PCI_PRODUCT_ADP2_AACADPSATA8C, AAC_HWIF_I960RX }, 139 /* Adaptec SATA RAID 16 channel XXX guess */ 140 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2, 141 PCI_PRODUCT_ADP2_AACADPSATA16C, AAC_HWIF_I960RX }, 142 /* Dell CERC-SATA */ 143 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_DELL, 144 PCI_PRODUCT_ADP2_AACCERCSATA6C, AAC_HWIF_I960RX }, 145 /* Dell PERC 320/DC */ 146 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_DELL, 147 PCI_PRODUCT_ADP2_AACPERC320DC, AAC_HWIF_I960RX }, 148 /* Adaptec ADP-2622 */ 149 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AAC2622, PCI_VENDOR_ADP2, 150 PCI_PRODUCT_ADP2_AAC2622, AAC_HWIF_I960RX }, 151 /* Adaptec ADP-364 */ 152 { PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_ADP2, 153 PCI_PRODUCT_ADP2_AAC364, AAC_HWIF_STRONGARM }, 154 /* Adaptec ADP-3642 */ 155 { PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_ADP2, 156 PCI_PRODUCT_ADP2_AAC3642, AAC_HWIF_STRONGARM }, 157 /* Dell PERC 2/QC */ 158 { PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_ADP2, 159 PCI_PRODUCT_ADP2_PERC_2QC, AAC_HWIF_STRONGARM }, 160 /* HP NetRAID-4M */ 161 { PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_HP, 162 PCI_PRODUCT_HP_NETRAID_4M, AAC_HWIF_STRONGARM }, 163 /* Adaptec ASR-2120S */ 164 { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2, 165 PCI_PRODUCT_ADP2_AACASR2120S, AAC_HWIF_I960RX }, 166 { 0, 0, 0, 0 } 167 }; 168 169 struct cfattach aac_pci_ca = { 170 sizeof (struct aac_softc), aac_pci_probe, aac_pci_attach 171 }; 172 173 /* 174 * Determine whether this is one of our supported adapters. 175 */ 176 int 177 aac_pci_probe(parent, match, aux) 178 struct device *parent; 179 void *match; 180 void *aux; 181 { 182 struct pci_attach_args *pa = aux; 183 struct aac_ident *m; 184 u_int32_t subsysid; 185 186 for (m = aac_identifiers; m->vendor != 0; m++) 187 if (m->vendor == PCI_VENDOR(pa->pa_id) && 188 m->device == PCI_PRODUCT(pa->pa_id)) { 189 subsysid = pci_conf_read(pa->pa_pc, pa->pa_tag, 190 PCI_SUBSYS_ID_REG); 191 if (m->subvendor == PCI_VENDOR(subsysid) && 192 m->subdevice == PCI_PRODUCT(subsysid)) 193 return (1); 194 } 195 return (0); 196 } 197 198 void 199 aac_pci_attach(parent, self, aux) 200 struct device *parent, *self; 201 void *aux; 202 { 203 struct pci_attach_args *pa = aux; 204 pci_chipset_tag_t pc = pa->pa_pc; 205 struct aac_softc *sc = (void *)self; 206 u_int16_t command; 207 bus_addr_t membase; 208 bus_size_t memsize; 209 pci_intr_handle_t ih; 210 const char *intrstr; 211 int state = 0; 212 struct aac_ident *m; 213 struct aac_sub_ident *subid; 214 u_int32_t subsysid; 215 216 printf(": "); 217 subsysid = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG); 218 if ((PCI_VENDOR(pa->pa_id) != PCI_VENDOR(subsysid)) || 219 (PCI_PRODUCT(pa->pa_id) != PCI_PRODUCT(subsysid))) { 220 for (subid = aac_sub_identifiers; subid->subvendor != 0; 221 subid++) { 222 if (subid->subvendor == PCI_VENDOR(subsysid) && 223 subid->subdevice == PCI_PRODUCT(subsysid)) { 224 printf("%s ", subid->desc); 225 break; 226 } 227 } 228 } 229 230 /* 231 * Verify that the adapter is correctly set up in PCI space. 232 */ 233 command = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); 234 command |= PCI_COMMAND_MASTER_ENABLE; 235 pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, command); 236 command = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); 237 AAC_DPRINTF(AAC_D_MISC, ("pci command status reg 0x08x ")); 238 if (!(command & PCI_COMMAND_MASTER_ENABLE)) { 239 printf("can't enable bus-master feature\n"); 240 goto bail_out; 241 } 242 if (!(command & PCI_COMMAND_MEM_ENABLE)) { 243 printf("memory window not available\n"); 244 goto bail_out; 245 } 246 247 /* 248 * Map control/status registers. 249 */ 250 if (pci_mapreg_map(pa, PCI_MAPREG_START, 251 PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_32BIT, 0, &sc->sc_memt, 252 &sc->sc_memh, &membase, &memsize, AAC_REGSIZE)) { 253 printf("can't find mem space\n"); 254 goto bail_out; 255 } 256 state++; 257 258 if (pci_intr_map(pa, &ih)) { 259 printf("couldn't map interrupt\n"); 260 goto bail_out; 261 } 262 intrstr = pci_intr_string(pc, ih); 263 sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, aac_intr, sc, 264 sc->sc_dev.dv_xname); 265 if (sc->sc_ih == NULL) { 266 printf("couldn't establish interrupt"); 267 if (intrstr != NULL) 268 printf(" at %s", intrstr); 269 printf("\n"); 270 goto bail_out; 271 } 272 state++; 273 if (intrstr != NULL) 274 printf("%s\n", intrstr); 275 276 sc->sc_dmat = pa->pa_dmat; 277 278 for (m = aac_identifiers; m->vendor != 0; m++) 279 if (m->vendor == PCI_VENDOR(pa->pa_id) && 280 m->device == PCI_PRODUCT(pa->pa_id)) { 281 if (m->subvendor == PCI_VENDOR(subsysid) && 282 m->subdevice == PCI_PRODUCT(subsysid)) { 283 sc->sc_hwif = m->hwif; 284 switch(sc->sc_hwif) { 285 case AAC_HWIF_I960RX: 286 AAC_DPRINTF(AAC_D_MISC, 287 ("set hardware up for i960Rx")); 288 sc->sc_if = aac_rx_interface; 289 break; 290 291 case AAC_HWIF_STRONGARM: 292 AAC_DPRINTF(AAC_D_MISC, 293 ("set hardware up for StrongARM")); 294 sc->sc_if = aac_sa_interface; 295 break; 296 } 297 break; 298 } 299 } 300 301 if (aac_attach(sc)) 302 goto bail_out; 303 304 return; 305 306 bail_out: 307 if (state > 1) 308 pci_intr_disestablish(pc, sc->sc_ih); 309 if (state > 0) 310 bus_space_unmap(sc->sc_memt, sc->sc_memh, memsize); 311 return; 312 } 313