1 /* $OpenBSD: ami_pci.c,v 1.42 2007/01/27 05:09:51 dlg 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/kernel.h> 32 #include <sys/malloc.h> 33 #include <sys/device.h> 34 #include <sys/rwlock.h> 35 36 #include <dev/pci/pcidevs.h> 37 #include <dev/pci/pcivar.h> 38 39 #include <machine/bus.h> 40 41 #include <scsi/scsi_all.h> 42 #include <scsi/scsi_disk.h> 43 #include <scsi/scsiconf.h> 44 45 #include <dev/ic/amireg.h> 46 #include <dev/ic/amivar.h> 47 48 #define AMI_BAR PCI_MAPREG_START 49 #define AMI_PCI_MEMSIZE 0x1000 50 51 /* "Quartz" i960 Config space */ 52 #define AMI_PCI_INIT 0x9c 53 #define AMI_INITSTAT(i) (((i) >> 8) & 0xff) 54 #define AMI_INITTARG(i) (((i) >> 16) & 0xff) 55 #define AMI_INITCHAN(i) (((i) >> 24) & 0xff) 56 #define AMI_PCI_SIG 0xa0 57 #define AMI_SIGNATURE_1 0xcccc /* older adapters */ 58 #define AMI_SIGNATURE_2 0x3344 /* newer adapters */ 59 #define AMI_PCI_SGL 0xa4 60 #define AMI_SGL_LHC 0x00000299 61 #define AMI_SGL_HLC 0x00000199 62 63 int ami_pci_find_device(void *); 64 int ami_pci_match(struct device *, void *, void *); 65 void ami_pci_attach(struct device *, struct device *, void *); 66 67 struct cfattach ami_pci_ca = { 68 sizeof(struct ami_softc), ami_pci_match, ami_pci_attach 69 }; 70 71 static const 72 struct ami_pci_device { 73 int vendor; 74 int product; 75 int flags; 76 } ami_pci_devices[] = { 77 { PCI_VENDOR_AMI, PCI_PRODUCT_AMI_MEGARAID, 0 }, 78 { PCI_VENDOR_AMI, PCI_PRODUCT_AMI_MEGARAID428, AMI_BROKEN }, 79 { PCI_VENDOR_AMI, PCI_PRODUCT_AMI_MEGARAID434, AMI_BROKEN }, 80 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_4DI, 0 }, 81 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_4DI_2, 0 }, 82 { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_4EDI, 0 }, 83 { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_80960RP_ATU, 84 AMI_CHECK_SIGN | AMI_BROKEN }, 85 { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID, 0 }, 86 { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_320, 0 }, 87 { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_3202E, 0 }, 88 { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_SATA, 0 }, 89 { 0 } 90 }; 91 92 static const 93 struct ami_pci_subsys { 94 pcireg_t id; 95 const char *name; 96 int flags; 97 } ami_pci_subsys[] = { 98 /* only those of a special name or quirk are listed here */ 99 { 0x004d1025, "ACER MegaRAID ROMB-2E", 0}, 100 { 0x0511101e, "AMI MegaRAID i4", AMI_BROKEN }, 101 { 0x04931028, "Dell PERC3/DC", 0 }, 102 { 0x05181028, "Dell PERC4/DC", 0 }, 103 { 0x09a0101e, "Dell 466v1", 0 }, 104 { 0x11111111, "Dell 466v2", 0 }, 105 { 0x11121111, "Dell 438", 0 }, 106 { 0x11111028, "Dell 466v3", 0 }, 107 { 0x10651734, "FSC MegaRAID PCI Express ROMB", 0 }, 108 { 0x10c6103c, "HP 438", 0 }, 109 { 0x10c7103c, "HP T5/T6", 0 }, 110 { 0x10cc103c, "HP T7", 0 }, 111 { 0x10cd103c, "HP 466", 0 }, 112 { 0x45231000, "LSI 523", 0 }, 113 { 0x05328086, "Intel RAID SRCU42X", 0 }, 114 { 0x05238086, "Intel RAID SRCS16", 0 }, 115 { 0x00028086, "Intel RAID SRCU42E", 0 }, 116 { 0x05308086, "Intel RAID SRCZCRX", 0 }, 117 { 0x30088086, "Intel RAID SRCS28X", 0 }, 118 { 0x34318086, "Intel RAID SROMBU42E", 0 }, 119 { 0x34998086, "Intel RAID SROMBU42E", 0 }, 120 { 0x05208086, "Intel RAID SRCU51L", 0 }, 121 { 0x82871033, "NEC MegaRAID PCI Express ROMB", 0 }, 122 { 0, NULL, 0 } 123 }; 124 125 static const 126 struct ami_pci_vendor { 127 u_int16_t id; 128 char name[8]; 129 } ami_pci_vendors[] = { 130 { 0x101e, "AMI" }, 131 { 0x1028, "Dell" }, 132 { 0x103c, "HP" }, 133 { 0x1000, "LSI" }, 134 { 0x8086, "Intel" }, 135 { 0 } 136 }; 137 138 int 139 ami_pci_find_device(void *aux) 140 { 141 struct pci_attach_args *pa = aux; 142 int i; 143 144 for (i = 0; ami_pci_devices[i].vendor; i++) { 145 if (ami_pci_devices[i].vendor == PCI_VENDOR(pa->pa_id) && 146 ami_pci_devices[i].product == PCI_PRODUCT(pa->pa_id)) { 147 #ifdef AMI_DEBUG 148 printf(" apfd %i ", i); 149 #endif /* AMI_DEBUG */ 150 return (i); 151 } 152 } 153 154 return (-1); 155 } 156 157 int 158 ami_pci_match(struct device *parent, void *match, void *aux) 159 { 160 struct pci_attach_args *pa = aux; 161 pcireg_t sig; 162 int i; 163 164 if (PCI_CLASS(pa->pa_class) == PCI_CLASS_I2O) 165 return (0); 166 167 if ((i = ami_pci_find_device(aux)) != -1) { 168 #ifdef AMI_DEBUG 169 printf("\nvendor: %04x product: %04x\n", 170 ami_pci_devices[i].vendor, 171 ami_pci_devices[i].product); 172 #endif /* AMI_DEBUG */ 173 174 if (!(ami_pci_devices[i].flags & AMI_CHECK_SIGN)) 175 return (1); 176 /* some cards have 0x11223344, but some only 16bit */ 177 sig = pci_conf_read(pa->pa_pc, pa->pa_tag, 178 AMI_PCI_SIG) & 0xffff; 179 if (sig == AMI_SIGNATURE_1 || 180 sig == AMI_SIGNATURE_2) 181 return (1); 182 } 183 184 return (0); 185 } 186 187 void 188 ami_pci_attach(struct device *parent, struct device *self, void *aux) 189 { 190 struct ami_softc *sc = (struct ami_softc *)self; 191 struct pci_attach_args *pa = aux; 192 pci_intr_handle_t ih; 193 const char *intrstr, *model = NULL, *lhc; 194 const struct ami_pci_subsys *ssp; 195 bus_size_t size; 196 pcireg_t csr; 197 int i; 198 199 csr = pci_mapreg_type(pa->pa_pc, pa->pa_tag, AMI_BAR); 200 if (pci_mapreg_map(pa, AMI_BAR, csr, 0, 201 &sc->sc_iot, &sc->sc_ioh, NULL, &size, AMI_PCI_MEMSIZE)) { 202 printf(": can't map controller pci space\n"); 203 return; 204 } 205 206 if (PCI_MAPREG_TYPE(csr) == PCI_MAPREG_TYPE_IO) { 207 sc->sc_init = ami_schwartz_init; 208 sc->sc_exec = ami_schwartz_exec; 209 sc->sc_done = ami_schwartz_done; 210 sc->sc_poll = ami_schwartz_poll; 211 } else { 212 sc->sc_init = ami_quartz_init; 213 sc->sc_exec = ami_quartz_exec; 214 sc->sc_done = ami_quartz_done; 215 sc->sc_poll = ami_quartz_poll; 216 sc->sc_flags |= AMI_QUARTZ; 217 } 218 sc->sc_dmat = pa->pa_dmat; 219 220 if (pci_intr_map(pa, &ih)) { 221 printf(": can't map interrupt\n"); 222 bus_space_unmap(sc->sc_iot, sc->sc_ioh, size); 223 return; 224 } 225 intrstr = pci_intr_string(pa->pa_pc, ih); 226 sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO, ami_intr, sc, 227 sc->sc_dev.dv_xname); 228 if (!sc->sc_ih) { 229 printf(": can't establish interrupt"); 230 if (intrstr) 231 printf(" at %s", intrstr); 232 printf("\n"); 233 bus_space_unmap(sc->sc_iot, sc->sc_ioh, size); 234 return; 235 } 236 237 printf(": %s\n", intrstr); 238 239 csr = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG); 240 for (ssp = ami_pci_subsys; ssp->id; ssp++) { 241 if (ssp->id == csr) { 242 model = ssp->name; 243 sc->sc_flags |= ssp->flags; 244 break; 245 } 246 } 247 248 if (!model && PCI_VENDOR(pa->pa_id) == PCI_VENDOR_AMI) { 249 switch (PCI_PRODUCT(pa->pa_id)) { 250 case PCI_PRODUCT_AMI_MEGARAID428: 251 model = "AMI 428"; 252 break; 253 case PCI_PRODUCT_AMI_MEGARAID434: 254 model = "AMI 434"; 255 break; 256 } 257 } 258 259 /* 260 * XXX 438 is netraid 3si for hp cards, but we get to know 261 * they are hp too late in md code 262 */ 263 if (!model) { 264 const struct ami_pci_vendor *vp; 265 static char modelbuf[32]; 266 267 for (vp = ami_pci_vendors; 268 vp->id && vp->id != (csr & 0xffff); vp++); 269 if (vp->id) 270 snprintf(modelbuf, sizeof(modelbuf), "%s %x", vp->name, 271 (csr >> 16) & 0xffff); 272 else 273 snprintf(modelbuf, sizeof(modelbuf), "unknown 0x%08x", 274 csr); 275 model = modelbuf; 276 } 277 278 switch (pci_conf_read(pa->pa_pc, pa->pa_tag, AMI_PCI_SGL)) { 279 case AMI_SGL_LHC: lhc = "64b/lhc"; break; 280 case AMI_SGL_HLC: lhc = "64b/hlc"; break; 281 default: lhc = "32b"; 282 } 283 284 if ((i = ami_pci_find_device(aux)) != -1) { 285 if (ami_pci_devices[i].flags & AMI_BROKEN) 286 sc->sc_flags |= AMI_BROKEN; 287 } else { 288 /* this device existed at _match() should never happen */ 289 panic("ami device dissapeared between match() and attach()"); 290 } 291 292 printf("%s: %s, %s", sc->sc_dev.dv_xname, model, lhc); 293 294 if (ami_attach(sc)) { 295 pci_intr_disestablish(pa->pa_pc, sc->sc_ih); 296 sc->sc_ih = NULL; 297 bus_space_unmap(sc->sc_iot, sc->sc_ioh, size); 298 } 299 } 300