| 1 | /* $NetBSD: mfi_pci.c,v 1.19 2016/07/14 04:00:46 msaitoh Exp $ */ |
| 2 | /* $OpenBSD: mfi_pci.c,v 1.11 2006/08/06 04:40:08 brad Exp $ */ |
| 3 | /* |
| 4 | * Copyright (c) 2006 Marco Peereboom <marco@peereboom.us> |
| 5 | * |
| 6 | * Permission to use, copy, modify, and distribute this software for any |
| 7 | * purpose with or without fee is hereby granted, provided that the above |
| 8 | * copyright notice and this permission notice appear in all copies. |
| 9 | * |
| 10 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 11 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 12 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 13 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 14 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 15 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 16 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 17 | */ |
| 18 | |
| 19 | #include <sys/cdefs.h> |
| 20 | __KERNEL_RCSID(0, "$NetBSD: mfi_pci.c,v 1.19 2016/07/14 04:00:46 msaitoh Exp $" ); |
| 21 | |
| 22 | #include <sys/param.h> |
| 23 | #include <sys/systm.h> |
| 24 | #include <sys/kernel.h> |
| 25 | #include <sys/malloc.h> |
| 26 | #include <sys/device.h> |
| 27 | |
| 28 | #include <dev/pci/pcidevs.h> |
| 29 | #include <dev/pci/pcivar.h> |
| 30 | |
| 31 | #include <sys/bus.h> |
| 32 | |
| 33 | #include <dev/scsipi/scsipi_all.h> |
| 34 | #include <dev/scsipi/scsipi_disk.h> |
| 35 | #include <dev/scsipi/scsiconf.h> |
| 36 | |
| 37 | #include <dev/ic/mfireg.h> |
| 38 | #include <dev/ic/mfivar.h> |
| 39 | |
| 40 | #define MFI_BAR 0x10 |
| 41 | #define MFI_BAR_GEN2 0x14 |
| 42 | #define MFI_PCI_MEMSIZE 0x2000 /* 8k */ |
| 43 | |
| 44 | struct mfi_pci_softc { |
| 45 | struct mfi_softc psc_sc; |
| 46 | pci_chipset_tag_t psc_pc; |
| 47 | }; |
| 48 | |
| 49 | const struct mfi_pci_device *mfi_pci_find_device(struct pci_attach_args *); |
| 50 | int mfi_pci_match(device_t, cfdata_t, void *); |
| 51 | void mfi_pci_attach(device_t, device_t, void *); |
| 52 | int mfi_pci_detach(device_t, int); |
| 53 | |
| 54 | CFATTACH_DECL3_NEW(mfi_pci, sizeof(struct mfi_pci_softc), |
| 55 | mfi_pci_match, mfi_pci_attach, mfi_pci_detach, NULL, mfi_rescan, |
| 56 | mfi_childdetached, DVF_DETACH_SHUTDOWN); |
| 57 | |
| 58 | struct mfi_pci_subtype { |
| 59 | pcireg_t st_vendor; |
| 60 | pcireg_t st_product; |
| 61 | const char *st_string; |
| 62 | }; |
| 63 | |
| 64 | static const struct mfi_pci_subtype mfi_1078_subtypes[] = { |
| 65 | { PCI_VENDOR_SYMBIOS, 0x1006, "SAS 8888ELP" }, |
| 66 | { PCI_VENDOR_SYMBIOS, 0x100a, "SAS 8708ELP" }, |
| 67 | { PCI_VENDOR_SYMBIOS, 0x100f, "SAS 8708E" }, |
| 68 | { PCI_VENDOR_SYMBIOS, 0x1012, "SAS 8704ELP" }, |
| 69 | { PCI_VENDOR_SYMBIOS, 0x1013, "SAS 8708EM2" }, |
| 70 | { PCI_VENDOR_SYMBIOS, 0x1016, "SAS 8880EM2" }, |
| 71 | { PCI_VENDOR_DELL, 0x1f0a, "Dell PERC 6/e" }, |
| 72 | { PCI_VENDOR_DELL, 0x1f0b, "Dell PERC 6/i" }, |
| 73 | { PCI_VENDOR_DELL, 0x1f0c, "Dell PERC 6/i integrated" }, |
| 74 | { PCI_VENDOR_DELL, 0x1f0d, "Dell CERC 6/i" }, |
| 75 | { PCI_VENDOR_DELL, 0x1f11, "Dell CERC 6/i integrated" }, |
| 76 | { 0, 0, NULL } |
| 77 | }; |
| 78 | |
| 79 | static const struct mfi_pci_subtype mfi_perc5_subtypes[] = { |
| 80 | { PCI_VENDOR_DELL, 0x1f01, "Dell PERC 5/e" }, |
| 81 | { PCI_VENDOR_DELL, 0x1f02, "Dell PERC 5/i" }, |
| 82 | { PCI_VENDOR_DELL, 0x1f03, "Dell PERC 5/i integrated" }, |
| 83 | { 0, 0, NULL } |
| 84 | }; |
| 85 | |
| 86 | static const struct mfi_pci_subtype mfi_gen2_subtypes[] = { |
| 87 | { PCI_VENDOR_SYMBIOS, 0x9261, "SAS 9260-8i" }, |
| 88 | { PCI_VENDOR_SYMBIOS, 0x9263, "SAS 9261-8i" }, |
| 89 | { PCI_VENDOR_IBM, 0x03c7, "IBM ServeRAID M5014 SAS/SATA" }, |
| 90 | { PCI_VENDOR_DELL, 0x1f15, "Dell PERC H800 Adapter" }, |
| 91 | { PCI_VENDOR_DELL, 0x1f16, "Dell PERC H700 Adapter" }, |
| 92 | { PCI_VENDOR_DELL, 0x1f17, "Dell PERC H700 Integrated" }, |
| 93 | { PCI_VENDOR_DELL, 0x1f18, "Dell PERC H700 Modular" }, |
| 94 | { PCI_VENDOR_DELL, 0x1f19, "Dell PERC H700" }, |
| 95 | { PCI_VENDOR_DELL, 0x1f1a, "Dell PERC H800 Proto Adapter" }, |
| 96 | { PCI_VENDOR_DELL, 0x1f1b, "Dell PERC H800" }, |
| 97 | { 0x0, 0, "" } |
| 98 | }; |
| 99 | |
| 100 | static const struct mfi_pci_subtype mfi_skinny_subtypes[] = { |
| 101 | { PCI_VENDOR_IBM, 0x03b1, "IBM ServeRAID M1015 SAS/SATA" }, |
| 102 | { 0x0, 0, "" } |
| 103 | }; |
| 104 | |
| 105 | static const struct mfi_pci_subtype mfi_tbolt_subtypes[] = { |
| 106 | { PCI_VENDOR_SYMBIOS, 0x9265, "SAS 9265-8i" }, |
| 107 | { PCI_VENDOR_DELL, 0x1f2d, "Dell PERC H810 Adapter" }, |
| 108 | { PCI_VENDOR_DELL, 0x1f30, "Dell PERC H710 Embedded" }, |
| 109 | { PCI_VENDOR_DELL, 0x1f31, "Dell PERC H710P Adapter" }, |
| 110 | { PCI_VENDOR_DELL, 0x1f33, "Dell PERC H710P Mini (blades)" }, |
| 111 | { PCI_VENDOR_DELL, 0x1f34, "Dell PERC H710P Mini (blades)" }, |
| 112 | { PCI_VENDOR_DELL, 0x1f35, "Dell PERC H710 Adapter" }, |
| 113 | { PCI_VENDOR_DELL, 0x1f37, "Dell PERC H710 Mini (blades)" }, |
| 114 | { PCI_VENDOR_DELL, 0x1f38, "Dell PERC H710 Mini (monolithics)" }, |
| 115 | { PCI_VENDOR_INTEL, 0x9265, "Intel (R) RAID Controller RS25DB080" }, |
| 116 | { PCI_VENDOR_INTEL, 0x9285, "Intel (R) RAID Controller RS25NB008" }, |
| 117 | { 0x0, 0, "" } |
| 118 | }; |
| 119 | |
| 120 | static const |
| 121 | struct mfi_pci_device { |
| 122 | pcireg_t mpd_vendor; |
| 123 | pcireg_t mpd_product; |
| 124 | enum mfi_iop mpd_iop; |
| 125 | const struct mfi_pci_subtype *mpd_subtype; |
| 126 | } mfi_pci_devices[] = { |
| 127 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_SAS, |
| 128 | MFI_IOP_XSCALE, NULL }, |
| 129 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_VERDE_ZCR, |
| 130 | MFI_IOP_XSCALE, NULL }, |
| 131 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS1078, |
| 132 | MFI_IOP_PPC, mfi_1078_subtypes }, |
| 133 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS1078DE, |
| 134 | MFI_IOP_PPC, mfi_1078_subtypes }, |
| 135 | { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_5, |
| 136 | MFI_IOP_XSCALE, mfi_perc5_subtypes }, |
| 137 | { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_6, |
| 138 | MFI_IOP_PPC, mfi_1078_subtypes }, |
| 139 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS2108_1, |
| 140 | MFI_IOP_GEN2, mfi_gen2_subtypes }, |
| 141 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS2108_2, |
| 142 | MFI_IOP_GEN2, mfi_gen2_subtypes }, |
| 143 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS2008_1, |
| 144 | MFI_IOP_SKINNY, mfi_skinny_subtypes }, |
| 145 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_2208, |
| 146 | MFI_IOP_TBOLT, mfi_tbolt_subtypes }, |
| 147 | }; |
| 148 | |
| 149 | const struct mfi_pci_device * |
| 150 | mfi_pci_find_device(struct pci_attach_args *pa) |
| 151 | { |
| 152 | const struct mfi_pci_device *mpd; |
| 153 | int i; |
| 154 | |
| 155 | for (i = 0; i < __arraycount(mfi_pci_devices); i++) { |
| 156 | mpd = &mfi_pci_devices[i]; |
| 157 | |
| 158 | if (mpd->mpd_vendor == PCI_VENDOR(pa->pa_id) && |
| 159 | mpd->mpd_product == PCI_PRODUCT(pa->pa_id)) |
| 160 | return mpd; |
| 161 | } |
| 162 | |
| 163 | return NULL; |
| 164 | } |
| 165 | |
| 166 | int |
| 167 | mfi_pci_match(device_t parent, cfdata_t match, void *aux) |
| 168 | { |
| 169 | return (mfi_pci_find_device(aux) != NULL) ? 1 : 0; |
| 170 | } |
| 171 | |
| 172 | int |
| 173 | mfi_pci_detach(device_t self, int flags) |
| 174 | { |
| 175 | struct mfi_pci_softc *psc = device_private(self); |
| 176 | struct mfi_softc *sc = &psc->psc_sc; |
| 177 | int error; |
| 178 | |
| 179 | if ((error = mfi_detach(sc, flags)) != 0) |
| 180 | return error; |
| 181 | |
| 182 | /* xxx */ |
| 183 | pci_intr_disestablish(psc->psc_pc, sc->sc_ih); |
| 184 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_size); |
| 185 | return 0; |
| 186 | } |
| 187 | |
| 188 | void |
| 189 | mfi_pci_attach(device_t parent, device_t self, void *aux) |
| 190 | { |
| 191 | struct mfi_pci_softc *psc = device_private(self); |
| 192 | struct mfi_softc *sc = &psc->psc_sc; |
| 193 | struct pci_attach_args *pa = aux; |
| 194 | const struct mfi_pci_device *mpd; |
| 195 | const struct mfi_pci_subtype *st; |
| 196 | const char *intrstr; |
| 197 | pci_intr_handle_t ih; |
| 198 | pcireg_t csr; |
| 199 | int regbar; |
| 200 | const char *subtype = NULL; |
| 201 | uint32_t subsysid; |
| 202 | char intrbuf[PCI_INTRSTR_LEN]; |
| 203 | |
| 204 | sc->sc_dev = self; |
| 205 | psc->psc_pc = pa->pa_pc; |
| 206 | |
| 207 | mpd = mfi_pci_find_device(pa); |
| 208 | if (mpd == NULL) { |
| 209 | aprint_error(": can't find matching pci device\n" ); |
| 210 | return; |
| 211 | } |
| 212 | |
| 213 | if (mpd->mpd_iop == MFI_IOP_GEN2 || mpd->mpd_iop == MFI_IOP_SKINNY || |
| 214 | mpd->mpd_iop == MFI_IOP_TBOLT) |
| 215 | regbar = MFI_BAR_GEN2; |
| 216 | else |
| 217 | regbar = MFI_BAR; |
| 218 | |
| 219 | csr = pci_mapreg_type(pa->pa_pc, pa->pa_tag, regbar); |
| 220 | csr |= PCI_MAPREG_MEM_TYPE_32BIT; |
| 221 | if (pci_mapreg_map(pa, regbar, csr, 0, |
| 222 | &sc->sc_iot, &sc->sc_ioh, NULL, &sc->sc_size)) { |
| 223 | aprint_error(": can't map controller pci space\n" ); |
| 224 | return; |
| 225 | } |
| 226 | |
| 227 | sc->sc_dmat = pa->pa_dmat; |
| 228 | if (mpd->mpd_iop == MFI_IOP_TBOLT && pci_dma64_available(pa)) { |
| 229 | sc->sc_datadmat = pa->pa_dmat64; |
| 230 | sc->sc_64bit_dma = 1; |
| 231 | } else { |
| 232 | sc->sc_datadmat = pa->pa_dmat; |
| 233 | sc->sc_64bit_dma = 0; |
| 234 | } |
| 235 | |
| 236 | if (pci_intr_map(pa, &ih)) { |
| 237 | aprint_error(": can't map interrupt\n" ); |
| 238 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_size); |
| 239 | return; |
| 240 | } |
| 241 | intrstr = pci_intr_string(pa->pa_pc, ih, intrbuf, sizeof(intrbuf)); |
| 242 | if (mpd->mpd_iop == MFI_IOP_TBOLT) { |
| 243 | sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO, |
| 244 | mfi_tbolt_intrh, sc); |
| 245 | } else { |
| 246 | sc->sc_ih = |
| 247 | pci_intr_establish(pa->pa_pc, ih, IPL_BIO, mfi_intr, sc); |
| 248 | } |
| 249 | if (!sc->sc_ih) { |
| 250 | aprint_error(": can't establish interrupt" ); |
| 251 | if (intrstr) |
| 252 | aprint_error(" at %s" , intrstr); |
| 253 | aprint_error("\n" ); |
| 254 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_size); |
| 255 | return; |
| 256 | } |
| 257 | |
| 258 | subsysid = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG); |
| 259 | if (mpd->mpd_subtype != NULL) { |
| 260 | st = mpd->mpd_subtype; |
| 261 | while (st->st_vendor != 0) { |
| 262 | if (PCI_VENDOR(subsysid) == st->st_vendor && |
| 263 | PCI_PRODUCT(subsysid) == st->st_product) { |
| 264 | subtype = st->st_string; |
| 265 | break; |
| 266 | } |
| 267 | st++; |
| 268 | } |
| 269 | if (subtype) { |
| 270 | aprint_normal(": %s\n" , subtype); |
| 271 | } else { |
| 272 | aprint_normal(": vendor 0x%x product 0x%x\n" , |
| 273 | PCI_VENDOR(subsysid), PCI_PRODUCT(subsysid)); |
| 274 | } |
| 275 | } |
| 276 | |
| 277 | aprint_normal("%s: interrupting at %s\n" , DEVNAME(sc), intrstr); |
| 278 | |
| 279 | if (mfi_attach(sc, mpd->mpd_iop)) { |
| 280 | aprint_error("%s: can't attach" , DEVNAME(sc)); |
| 281 | pci_intr_disestablish(pa->pa_pc, sc->sc_ih); |
| 282 | sc->sc_ih = NULL; |
| 283 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_size); |
| 284 | } |
| 285 | } |
| 286 | |