1 /* $OpenBSD: ami_pci.c,v 1.46 2024/05/24 06:02:53 jsg Exp $ */ 2 3 /* 4 * Copyright (c) 2001 Michael Shalayeff 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT, 20 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 22 * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 24 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 25 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 26 * THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/param.h> 30 #include <sys/systm.h> 31 #include <sys/device.h> 32 #include <sys/rwlock.h> 33 34 #include <dev/pci/pcidevs.h> 35 #include <dev/pci/pcivar.h> 36 37 #include <machine/bus.h> 38 39 #include <scsi/scsi_all.h> 40 #include <scsi/scsi_disk.h> 41 #include <scsi/scsiconf.h> 42 43 #include <dev/biovar.h> 44 #include <dev/ic/amireg.h> 45 #include <dev/ic/amivar.h> 46 47 #define AMI_BAR PCI_MAPREG_START 48 #define AMI_PCI_MEMSIZE 0x1000 49 50 /* "Quartz" i960 Config space */ 51 #define AMI_PCI_INIT 0x9c 52 #define AMI_INITSTAT(i) (((i) >> 8) & 0xff) 53 #define AMI_INITTARG(i) (((i) >> 16) & 0xff) 54 #define AMI_INITCHAN(i) (((i) >> 24) & 0xff) 55 #define AMI_PCI_SIG 0xa0 56 #define AMI_SIGNATURE_1 0xcccc /* older adapters */ 57 #define AMI_SIGNATURE_2 0x3344 /* newer adapters */ 58 #define AMI_PCI_SGL 0xa4 59 #define AMI_SGL_LHC 0x00000299 60 #define AMI_SGL_HLC 0x00000199 61 62 int ami_pci_find_device(void *); 63 int ami_pci_match(struct device *, void *, void *); 64 void ami_pci_attach(struct device *, struct device *, void *); 65 66 const struct cfattach ami_pci_ca = { 67 sizeof(struct ami_softc), ami_pci_match, ami_pci_attach 68 }; 69 70 static const 71 struct ami_pci_device { 72 int vendor; 73 int product; 74 int flags; 75 } ami_pci_devices[] = { 76 { PCI_VENDOR_AMI, PCI_PRODUCT_AMI_MEGARAID, 0 }, 77 { PCI_VENDOR_AMI, PCI_PRODUCT_AMI_MEGARAID428, AMI_BROKEN }, 78 { PCI_VENDOR_AMI, PCI_PRODUCT_AMI_MEGARAID434, AMI_BROKEN }, 79 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_4DI, 0 }, 80 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_4DI_2, 0 }, 81 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_4EDI, 0 }, 82 { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_80960RP_ATU, 83 AMI_CHECK_SIGN | AMI_BROKEN }, 84 { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID, 0 }, 85 { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_320, 0 }, 86 { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_3202E, 0 }, 87 { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_SATA, 0 }, 88 { 0 } 89 }; 90 91 static const 92 struct ami_pci_subsys { 93 pcireg_t id; 94 const char *name; 95 int flags; 96 } ami_pci_subsys[] = { 97 /* only those of a special name or quirk are listed here */ 98 { 0x004d1025, "ACER MegaRAID ROMB-2E", 0}, 99 { 0x0511101e, "AMI MegaRAID i4", AMI_BROKEN }, 100 { 0x04931028, "Dell PERC3/DC", 0 }, 101 { 0x05181028, "Dell PERC4/DC", 0 }, 102 { 0x09a0101e, "Dell 466v1", 0 }, 103 { 0x11111111, "Dell 466v2", 0 }, 104 { 0x11121111, "Dell 438", 0 }, 105 { 0x11111028, "Dell 466v3", 0 }, 106 { 0x10651734, "FSC MegaRAID PCI Express ROMB", 0 }, 107 { 0x10c6103c, "HP 438", 0 }, 108 { 0x10c7103c, "HP T5/T6", 0 }, 109 { 0x10cc103c, "HP T7", 0 }, 110 { 0x10cd103c, "HP 466", 0 }, 111 { 0x45231000, "LSI 523", 0 }, 112 { 0x05328086, "Intel RAID SRCU42X", 0 }, 113 { 0x05238086, "Intel RAID SRCS16", 0 }, 114 { 0x00028086, "Intel RAID SRCU42E", 0 }, 115 { 0x05308086, "Intel RAID SRCZCRX", 0 }, 116 { 0x30088086, "Intel RAID SRCS28X", 0 }, 117 { 0x34318086, "Intel RAID SROMBU42E", 0 }, 118 { 0x34998086, "Intel RAID SROMBU42E", 0 }, 119 { 0x05208086, "Intel RAID SRCU51L", 0 }, 120 { 0x82871033, "NEC MegaRAID PCI Express ROMB", 0 }, 121 { 0, NULL, 0 } 122 }; 123 124 static const 125 struct ami_pci_vendor { 126 u_int16_t id; 127 char name[8]; 128 } ami_pci_vendors[] = { 129 { 0x101e, "AMI" }, 130 { 0x1028, "Dell" }, 131 { 0x103c, "HP" }, 132 { 0x1000, "LSI" }, 133 { 0x8086, "Intel" }, 134 { 0 } 135 }; 136 137 int 138 ami_pci_find_device(void *aux) 139 { 140 struct pci_attach_args *pa = aux; 141 int i; 142 143 for (i = 0; ami_pci_devices[i].vendor; i++) { 144 if (ami_pci_devices[i].vendor == PCI_VENDOR(pa->pa_id) && 145 ami_pci_devices[i].product == PCI_PRODUCT(pa->pa_id)) { 146 #ifdef AMI_DEBUG 147 printf(" apfd %i ", i); 148 #endif /* AMI_DEBUG */ 149 return (i); 150 } 151 } 152 153 return (-1); 154 } 155 156 int 157 ami_pci_match(struct device *parent, void *match, void *aux) 158 { 159 struct pci_attach_args *pa = aux; 160 pcireg_t sig; 161 int i; 162 163 if (PCI_CLASS(pa->pa_class) == PCI_CLASS_I2O) 164 return (0); 165 166 if ((i = ami_pci_find_device(aux)) != -1) { 167 #ifdef AMI_DEBUG 168 printf("\nvendor: %04x product: %04x\n", 169 ami_pci_devices[i].vendor, 170 ami_pci_devices[i].product); 171 #endif /* AMI_DEBUG */ 172 173 if (!(ami_pci_devices[i].flags & AMI_CHECK_SIGN)) 174 return (1); 175 /* some cards have 0x11223344, but some only 16bit */ 176 sig = pci_conf_read(pa->pa_pc, pa->pa_tag, 177 AMI_PCI_SIG) & 0xffff; 178 if (sig == AMI_SIGNATURE_1 || 179 sig == AMI_SIGNATURE_2) 180 return (1); 181 } 182 183 return (0); 184 } 185 186 void 187 ami_pci_attach(struct device *parent, struct device *self, void *aux) 188 { 189 struct ami_softc *sc = (struct ami_softc *)self; 190 struct pci_attach_args *pa = aux; 191 pci_intr_handle_t ih; 192 const char *intrstr, *model = NULL, *lhc; 193 const struct ami_pci_subsys *ssp; 194 bus_size_t size; 195 pcireg_t csr; 196 int i; 197 198 csr = pci_mapreg_type(pa->pa_pc, pa->pa_tag, AMI_BAR); 199 if (pci_mapreg_map(pa, AMI_BAR, csr, 0, 200 &sc->sc_iot, &sc->sc_ioh, NULL, &size, AMI_PCI_MEMSIZE)) { 201 printf(": can't map controller pci space\n"); 202 return; 203 } 204 205 if (PCI_MAPREG_TYPE(csr) == PCI_MAPREG_TYPE_IO) { 206 sc->sc_init = ami_schwartz_init; 207 sc->sc_exec = ami_schwartz_exec; 208 sc->sc_done = ami_schwartz_done; 209 sc->sc_poll = ami_schwartz_poll; 210 } else { 211 sc->sc_init = ami_quartz_init; 212 sc->sc_exec = ami_quartz_exec; 213 sc->sc_done = ami_quartz_done; 214 sc->sc_poll = ami_quartz_poll; 215 sc->sc_flags |= AMI_QUARTZ; 216 } 217 sc->sc_dmat = pa->pa_dmat; 218 219 if (pci_intr_map(pa, &ih)) { 220 printf(": can't map interrupt\n"); 221 bus_space_unmap(sc->sc_iot, sc->sc_ioh, size); 222 return; 223 } 224 intrstr = pci_intr_string(pa->pa_pc, ih); 225 sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO, ami_intr, sc, 226 sc->sc_dev.dv_xname); 227 if (!sc->sc_ih) { 228 printf(": can't establish interrupt"); 229 if (intrstr) 230 printf(" at %s", intrstr); 231 printf("\n"); 232 bus_space_unmap(sc->sc_iot, sc->sc_ioh, size); 233 return; 234 } 235 236 printf(": %s\n", intrstr); 237 238 csr = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG); 239 for (ssp = ami_pci_subsys; ssp->id; ssp++) { 240 if (ssp->id == csr) { 241 model = ssp->name; 242 sc->sc_flags |= ssp->flags; 243 break; 244 } 245 } 246 247 if (!model && PCI_VENDOR(pa->pa_id) == PCI_VENDOR_AMI) { 248 switch (PCI_PRODUCT(pa->pa_id)) { 249 case PCI_PRODUCT_AMI_MEGARAID428: 250 model = "AMI 428"; 251 break; 252 case PCI_PRODUCT_AMI_MEGARAID434: 253 model = "AMI 434"; 254 break; 255 } 256 } 257 258 /* 259 * XXX 438 is netraid 3si for hp cards, but we get to know 260 * they are hp too late in md code 261 */ 262 if (!model) { 263 const struct ami_pci_vendor *vp; 264 static char modelbuf[32]; 265 266 for (vp = ami_pci_vendors; 267 vp->id && vp->id != (csr & 0xffff); vp++); 268 if (vp->id) 269 snprintf(modelbuf, sizeof(modelbuf), "%s %x", vp->name, 270 (csr >> 16) & 0xffff); 271 else 272 snprintf(modelbuf, sizeof(modelbuf), "unknown 0x%08x", 273 csr); 274 model = modelbuf; 275 } 276 277 switch (pci_conf_read(pa->pa_pc, pa->pa_tag, AMI_PCI_SGL)) { 278 case AMI_SGL_LHC: lhc = "64b/lhc"; break; 279 case AMI_SGL_HLC: lhc = "64b/hlc"; break; 280 default: lhc = "32b"; 281 } 282 283 if ((i = ami_pci_find_device(aux)) != -1) { 284 if (ami_pci_devices[i].flags & AMI_BROKEN) 285 sc->sc_flags |= AMI_BROKEN; 286 } else { 287 /* this device existed at _match() should never happen */ 288 panic("ami device disappeared between match() and attach()"); 289 } 290 291 printf("%s: %s, %s", sc->sc_dev.dv_xname, model, lhc); 292 293 if (ami_attach(sc)) { 294 pci_intr_disestablish(pa->pa_pc, sc->sc_ih); 295 sc->sc_ih = NULL; 296 bus_space_unmap(sc->sc_iot, sc->sc_ioh, size); 297 } 298 } 299