root/dev/pci/aac_pci.c

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DEFINITIONS

This source file includes following definitions.
  1. aac_pci_probe
  2. aac_pci_attach

    1 /*      $OpenBSD: aac_pci.c,v 1.19 2006/06/29 21:34:51 deraadt 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 #include <sys/selinfo.h>
   48 #include <sys/rwlock.h>
   49 
   50 #include <machine/bus.h>
   51 #include <machine/endian.h>
   52 #include <machine/intr.h>
   53 
   54 #include <scsi/scsi_all.h>
   55 #include <scsi/scsiconf.h>
   56 
   57 #include <dev/pci/pcidevs.h>
   58 #include <dev/pci/pcireg.h>
   59 #include <dev/pci/pcivar.h>
   60 
   61 #include <dev/ic/aacreg.h>
   62 #include <dev/ic/aacvar.h>
   63 
   64 int     aac_pci_probe(struct device *, void *, void *);
   65 void    aac_pci_attach(struct device *, struct device *, void *);
   66 
   67 /* Adaptec */
   68 #define PCI_PRODUCT_ADP2_AACASR2200S   0x0285
   69 #define PCI_PRODUCT_ADP2_AACASR2120S   0x0286
   70 #define PCI_PRODUCT_ADP2_AACADPSATA2C  0x0289
   71 #define PCI_PRODUCT_ADP2_AACASR2230S   0x028c
   72 #define PCI_PRODUCT_ADP2_AACASR2130S   0x028d
   73 #define PCI_PRODUCT_ADP2_AACADPSATA4C  0x0290
   74 #define PCI_PRODUCT_ADP2_AACADPSATA6C  0x0291
   75 #define PCI_PRODUCT_ADP2_AACADPSATA8C  0x0292
   76 #define PCI_PRODUCT_ADP2_AACADPSATA16C 0x0293
   77 
   78 /* Dell */
   79 #define PCI_PRODUCT_ADP2_AACCERCSATA6C 0x0291
   80 #define PCI_PRODUCT_ADP2_AACPERC320DC  0x0287
   81 
   82 struct aac_sub_ident {
   83         u_int16_t subvendor;
   84         u_int16_t subdevice;
   85         char *desc;
   86 } aac_sub_identifiers[] = {
   87         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA2C, "Adaptec 1210SA" }, /* guess */
   88         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2130S, "Adaptec 2130S" },
   89         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2230S, "Adaptec 2230S" },
   90         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA4C, "Adaptec 2410SA" },
   91         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA6C, "Adaptec 2610SA" },
   92         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA8C, "Adaptec 2810SA" }, /* guess */
   93         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA16C, "Adaptec 21610SA" }, /* guess */
   94         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2120S, "Adaptec 2120S" },
   95         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2200S, "Adaptec 2200S" },
   96         { PCI_VENDOR_DELL, PCI_PRODUCT_ADP2_AACCERCSATA6C, "Dell CERC-SATA" },
   97         { PCI_VENDOR_DELL, PCI_PRODUCT_ADP2_AACPERC320DC, "Dell PERC 320/DC" },
   98         { 0, 0, "" }
   99 };
  100 
  101 struct aac_ident {
  102         u_int16_t vendor;
  103         u_int16_t device;
  104         u_int16_t subvendor;
  105         u_int16_t subdevice;
  106         int     hwif;
  107 } aac_identifiers[] = {
  108         /* Dell PERC 2/Si models */
  109         { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_2SI, PCI_VENDOR_DELL,
  110             PCI_PRODUCT_DELL_PERC_2SI, AAC_HWIF_I960RX },
  111         /* Dell PERC 3/Di models */
  112         { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL,
  113             PCI_PRODUCT_DELL_PERC_3DI, AAC_HWIF_I960RX },
  114         { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL,
  115             PCI_PRODUCT_DELL_PERC_3DI_2, AAC_HWIF_I960RX },
  116         { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL,
  117             PCI_PRODUCT_DELL_PERC_3DI_3, AAC_HWIF_I960RX },
  118         { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL,
  119             PCI_PRODUCT_DELL_PERC_3DI_SUB2, AAC_HWIF_I960RX },
  120         { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL,
  121             PCI_PRODUCT_DELL_PERC_3DI_SUB3, AAC_HWIF_I960RX },
  122         { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_2, PCI_VENDOR_DELL,
  123             PCI_PRODUCT_DELL_PERC_3DI_2_SUB, AAC_HWIF_I960RX },
  124         { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_3, PCI_VENDOR_DELL,
  125             PCI_PRODUCT_DELL_PERC_3DI_3_SUB, AAC_HWIF_I960RX },
  126         { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_3, PCI_VENDOR_DELL,
  127             PCI_PRODUCT_DELL_PERC_3DI_3_SUB2, AAC_HWIF_I960RX },
  128         { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_3, PCI_VENDOR_DELL,
  129             PCI_PRODUCT_DELL_PERC_3DI_3_SUB3, AAC_HWIF_I960RX },
  130         /* Dell PERC 3/Si models */
  131         { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3SI, PCI_VENDOR_DELL,
  132             PCI_PRODUCT_DELL_PERC_3SI, AAC_HWIF_I960RX },
  133         { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3SI_2, PCI_VENDOR_DELL,
  134             PCI_PRODUCT_DELL_PERC_3SI_2_SUB, AAC_HWIF_I960RX },
  135         /* Adaptec SATA RAID 2 channel XXX guess */
  136         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
  137             PCI_PRODUCT_ADP2_AACADPSATA2C, AAC_HWIF_I960RX },
  138         /* Adaptec SATA RAID 4 channel */
  139         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
  140             PCI_PRODUCT_ADP2_AACADPSATA4C, AAC_HWIF_I960RX },
  141         /* Adaptec SATA RAID 6 channel XXX guess */
  142         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
  143             PCI_PRODUCT_ADP2_AACADPSATA6C, AAC_HWIF_I960RX },
  144         /* Adaptec SATA RAID 8 channel XXX guess */
  145         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
  146             PCI_PRODUCT_ADP2_AACADPSATA8C, AAC_HWIF_I960RX },
  147         /* Adaptec SATA RAID 16 channel XXX guess */
  148         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
  149             PCI_PRODUCT_ADP2_AACADPSATA16C, AAC_HWIF_I960RX },
  150         /* Dell CERC-SATA */
  151         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_DELL,
  152             PCI_PRODUCT_ADP2_AACCERCSATA6C, AAC_HWIF_I960RX },
  153         /* Dell PERC 320/DC */
  154         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_DELL,
  155             PCI_PRODUCT_ADP2_AACPERC320DC, AAC_HWIF_I960RX },
  156         /* Adaptec ADP-2622 */
  157         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AAC2622, PCI_VENDOR_ADP2,
  158             PCI_PRODUCT_ADP2_AAC2622, AAC_HWIF_I960RX },
  159         /* Adaptec ADP-364 */
  160         { PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_ADP2,
  161             PCI_PRODUCT_ADP2_AAC364, AAC_HWIF_STRONGARM },
  162         /* Adaptec ADP-3642 */
  163         { PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_ADP2,
  164             PCI_PRODUCT_ADP2_AAC3642, AAC_HWIF_STRONGARM },
  165         /* Dell PERC 2/QC */
  166         { PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_ADP2,
  167             PCI_PRODUCT_ADP2_PERC_2QC, AAC_HWIF_STRONGARM },
  168         /* HP NetRAID-4M */
  169         { PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_HP,
  170             PCI_PRODUCT_HP_NETRAID_4M, AAC_HWIF_STRONGARM },
  171         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
  172             PCI_PRODUCT_ADP2_ASR2120S, AAC_HWIF_I960RX },
  173         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
  174             PCI_PRODUCT_ADP2_ASR2200S, AAC_HWIF_I960RX },
  175         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2120S, PCI_VENDOR_ADP2,
  176             PCI_PRODUCT_ADP2_AACASR2130S, AAC_HWIF_RKT },
  177         { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2120S, PCI_VENDOR_ADP2,
  178             PCI_PRODUCT_ADP2_AACASR2230S, AAC_HWIF_RKT },
  179         { 0, 0, 0, 0 }
  180 };
  181 
  182 struct cfattach aac_pci_ca = {
  183         sizeof (struct aac_softc), aac_pci_probe, aac_pci_attach
  184 };
  185 
  186 /*
  187  * Determine whether this is one of our supported adapters.
  188  */
  189 int
  190 aac_pci_probe(parent, match, aux)
  191         struct device *parent;
  192         void *match;
  193         void *aux;
  194 {
  195         struct pci_attach_args *pa = aux;
  196         struct aac_ident *m;
  197         u_int32_t subsysid;
  198 
  199         for (m = aac_identifiers; m->vendor != 0; m++)
  200                 if (m->vendor == PCI_VENDOR(pa->pa_id) &&
  201                     m->device == PCI_PRODUCT(pa->pa_id)) {
  202                         subsysid = pci_conf_read(pa->pa_pc, pa->pa_tag,
  203                             PCI_SUBSYS_ID_REG);
  204                         if (m->subvendor == PCI_VENDOR(subsysid) &&
  205                             m->subdevice == PCI_PRODUCT(subsysid))
  206                                 return (1);
  207                 }
  208         return (0);
  209 }
  210 
  211 void
  212 aac_pci_attach(parent, self, aux)
  213         struct device *parent, *self;
  214         void *aux;
  215 {
  216         struct pci_attach_args *pa = aux;
  217         pci_chipset_tag_t pc = pa->pa_pc;
  218         struct aac_softc *sc = (void *)self;
  219         bus_addr_t membase;
  220         bus_size_t memsize;
  221         pci_intr_handle_t ih;
  222         const char *intrstr;
  223         int state = 0;
  224         struct aac_ident *m;
  225         struct aac_sub_ident *subid;
  226         u_int32_t subsysid;
  227 
  228         printf(": ");
  229         subsysid = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG);
  230         if ((PCI_VENDOR(pa->pa_id) != PCI_VENDOR(subsysid)) ||
  231             (PCI_PRODUCT(pa->pa_id) != PCI_PRODUCT(subsysid))) {
  232                 for (subid = aac_sub_identifiers; subid->subvendor != 0;
  233                     subid++) {
  234                         if (subid->subvendor == PCI_VENDOR(subsysid) &&
  235                             subid->subdevice == PCI_PRODUCT(subsysid)) {
  236                                 printf("%s ", subid->desc);
  237                                 break;
  238                         }
  239                 }
  240         }
  241 
  242         /*
  243          * Map control/status registers.
  244          */
  245         if (pci_mapreg_map(pa, PCI_MAPREG_START,
  246             PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_32BIT, 0, &sc->aac_memt,
  247             &sc->aac_memh, &membase, &memsize, AAC_REGSIZE)) {
  248                 printf("can't find mem space\n");
  249                 goto bail_out;
  250         }
  251         state++;
  252 
  253         if (pci_intr_map(pa, &ih)) {
  254                 printf("couldn't map interrupt\n");
  255                 goto bail_out;
  256         }
  257         intrstr = pci_intr_string(pc, ih);
  258         sc->aac_ih = pci_intr_establish(pc, ih, IPL_BIO, aac_intr, sc,
  259             sc->aac_dev.dv_xname);
  260         if (sc->aac_ih == NULL) {
  261                 printf("couldn't establish interrupt");
  262                 if (intrstr != NULL)
  263                         printf(" at %s", intrstr);
  264                 printf("\n");
  265                 goto bail_out;
  266         }
  267         state++;
  268         if (intrstr != NULL)
  269                 printf("%s\n", intrstr);
  270 
  271         sc->aac_dmat = pa->pa_dmat;
  272  
  273         for (m = aac_identifiers; m->vendor != 0; m++)
  274                 if (m->vendor == PCI_VENDOR(pa->pa_id) &&
  275                     m->device == PCI_PRODUCT(pa->pa_id)) {
  276                         if (m->subvendor == PCI_VENDOR(subsysid) &&
  277                             m->subdevice == PCI_PRODUCT(subsysid)) {
  278                                 sc->aac_hwif = m->hwif;
  279                                 switch(sc->aac_hwif) {
  280                                 case AAC_HWIF_I960RX:
  281                                         AAC_DPRINTF(AAC_D_MISC,
  282                                             ("set hardware up for i960Rx"));
  283                                         sc->aac_if = aac_rx_interface;
  284                                         break;
  285                                 case AAC_HWIF_STRONGARM:
  286                                         AAC_DPRINTF(AAC_D_MISC,
  287                                             ("set hardware up for StrongARM"));
  288                                         sc->aac_if = aac_sa_interface;
  289                                         break;
  290                                 case AAC_HWIF_FALCON:
  291                                         AAC_DPRINTF(AAC_D_MISC,
  292                                            ("set hardware up for Falcon/PPC"));
  293                                         sc->aac_if = aac_fa_interface;
  294                                         break;
  295                                 case AAC_HWIF_RKT:
  296                                         AAC_DPRINTF(AAC_D_MISC,
  297                                            ("set hardware up for Rocket/MIPS"));
  298                                         sc->aac_if = aac_rkt_interface;
  299                                         break;
  300                                 default:
  301                                         sc->aac_hwif = AAC_HWIF_UNKNOWN;
  302                                         break;
  303                                 }
  304                                 break;
  305                         }
  306                 }
  307 
  308         if (aac_attach(sc))
  309                 goto bail_out;
  310 
  311         return;
  312 
  313  bail_out:
  314         if (state > 1)
  315                 pci_intr_disestablish(pc, sc->aac_ih);
  316         if (state > 0)
  317                 bus_space_unmap(sc->aac_memt, sc->aac_memh, memsize);
  318         return;
  319 }

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