ahci_pci.c revision 278034
1195534Sscottl/*- 2238805Smav * Copyright (c) 2009-2012 Alexander Motin <mav@FreeBSD.org> 3195534Sscottl * All rights reserved. 4195534Sscottl * 5195534Sscottl * Redistribution and use in source and binary forms, with or without 6195534Sscottl * modification, are permitted provided that the following conditions 7195534Sscottl * are met: 8195534Sscottl * 1. Redistributions of source code must retain the above copyright 9195534Sscottl * notice, this list of conditions and the following disclaimer, 10195534Sscottl * without modification, immediately at the beginning of the file. 11195534Sscottl * 2. Redistributions in binary form must reproduce the above copyright 12195534Sscottl * notice, this list of conditions and the following disclaimer in the 13195534Sscottl * documentation and/or other materials provided with the distribution. 14195534Sscottl * 15195534Sscottl * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16195534Sscottl * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17195534Sscottl * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18195534Sscottl * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19195534Sscottl * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20195534Sscottl * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21195534Sscottl * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22195534Sscottl * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23195534Sscottl * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24195534Sscottl * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25195534Sscottl */ 26195534Sscottl 27195534Sscottl#include <sys/cdefs.h> 28195534Sscottl__FBSDID("$FreeBSD: head/sys/dev/ahci/ahci_pci.c 278034 2015-02-01 20:00:08Z smh $"); 29195534Sscottl 30195534Sscottl#include <sys/param.h> 31195534Sscottl#include <sys/module.h> 32195534Sscottl#include <sys/systm.h> 33195534Sscottl#include <sys/kernel.h> 34195534Sscottl#include <sys/bus.h> 35220576Smav#include <sys/conf.h> 36195534Sscottl#include <sys/endian.h> 37195534Sscottl#include <sys/malloc.h> 38195534Sscottl#include <sys/lock.h> 39195534Sscottl#include <sys/mutex.h> 40195534Sscottl#include <machine/stdarg.h> 41195534Sscottl#include <machine/resource.h> 42195534Sscottl#include <machine/bus.h> 43195534Sscottl#include <sys/rman.h> 44195534Sscottl#include <dev/pci/pcivar.h> 45195534Sscottl#include <dev/pci/pcireg.h> 46195534Sscottl#include "ahci.h" 47195534Sscottl 48271146Simpstatic int force_ahci = 1; 49271146SimpTUNABLE_INT("hw.ahci.force", &force_ahci); 50195534Sscottl 51276344Smariusstatic const struct { 52199176Smav uint32_t id; 53203030Smav uint8_t rev; 54199176Smav const char *name; 55199322Smav int quirks; 56199176Smav} ahci_ids[] = { 57271146Simp {0x43801002, 0x00, "AMD SB600", 58278034Ssmh AHCI_Q_NOMSI | AHCI_Q_ATI_PMP_BUG | AHCI_Q_MAXIO_64K}, 59278034Ssmh {0x43901002, 0x00, "AMD SB7x0/SB8x0/SB9x0", 60278034Ssmh AHCI_Q_ATI_PMP_BUG | AHCI_Q_1MSI}, 61278034Ssmh {0x43911002, 0x00, "AMD SB7x0/SB8x0/SB9x0", 62278034Ssmh AHCI_Q_ATI_PMP_BUG | AHCI_Q_1MSI}, 63278034Ssmh {0x43921002, 0x00, "AMD SB7x0/SB8x0/SB9x0", 64278034Ssmh AHCI_Q_ATI_PMP_BUG | AHCI_Q_1MSI}, 65278034Ssmh {0x43931002, 0x00, "AMD SB7x0/SB8x0/SB9x0", 66278034Ssmh AHCI_Q_ATI_PMP_BUG | AHCI_Q_1MSI}, 67278034Ssmh {0x43941002, 0x00, "AMD SB7x0/SB8x0/SB9x0", 68278034Ssmh AHCI_Q_ATI_PMP_BUG | AHCI_Q_1MSI}, 69271146Simp /* Not sure SB8x0/SB9x0 needs this quirk. Be conservative though */ 70271146Simp {0x43951002, 0x00, "AMD SB8x0/SB9x0", AHCI_Q_ATI_PMP_BUG}, 71244146Smav {0x78001022, 0x00, "AMD Hudson-2", 0}, 72244146Smav {0x78011022, 0x00, "AMD Hudson-2", 0}, 73244146Smav {0x78021022, 0x00, "AMD Hudson-2", 0}, 74244146Smav {0x78031022, 0x00, "AMD Hudson-2", 0}, 75244146Smav {0x78041022, 0x00, "AMD Hudson-2", 0}, 76260830Smav {0x06111b21, 0x00, "ASMedia ASM2106", 0}, 77225140Smav {0x06121b21, 0x00, "ASMedia ASM1061", 0}, 78203030Smav {0x26528086, 0x00, "Intel ICH6", AHCI_Q_NOFORCE}, 79203030Smav {0x26538086, 0x00, "Intel ICH6M", AHCI_Q_NOFORCE}, 80203030Smav {0x26818086, 0x00, "Intel ESB2", 0}, 81203030Smav {0x26828086, 0x00, "Intel ESB2", 0}, 82203030Smav {0x26838086, 0x00, "Intel ESB2", 0}, 83203030Smav {0x27c18086, 0x00, "Intel ICH7", 0}, 84203030Smav {0x27c38086, 0x00, "Intel ICH7", 0}, 85203030Smav {0x27c58086, 0x00, "Intel ICH7M", 0}, 86203030Smav {0x27c68086, 0x00, "Intel ICH7M", 0}, 87203030Smav {0x28218086, 0x00, "Intel ICH8", 0}, 88203030Smav {0x28228086, 0x00, "Intel ICH8", 0}, 89203030Smav {0x28248086, 0x00, "Intel ICH8", 0}, 90203030Smav {0x28298086, 0x00, "Intel ICH8M", 0}, 91203030Smav {0x282a8086, 0x00, "Intel ICH8M", 0}, 92203030Smav {0x29228086, 0x00, "Intel ICH9", 0}, 93203030Smav {0x29238086, 0x00, "Intel ICH9", 0}, 94203030Smav {0x29248086, 0x00, "Intel ICH9", 0}, 95203030Smav {0x29258086, 0x00, "Intel ICH9", 0}, 96203030Smav {0x29278086, 0x00, "Intel ICH9", 0}, 97203030Smav {0x29298086, 0x00, "Intel ICH9M", 0}, 98203030Smav {0x292a8086, 0x00, "Intel ICH9M", 0}, 99203030Smav {0x292b8086, 0x00, "Intel ICH9M", 0}, 100203030Smav {0x292c8086, 0x00, "Intel ICH9M", 0}, 101203030Smav {0x292f8086, 0x00, "Intel ICH9M", 0}, 102203030Smav {0x294d8086, 0x00, "Intel ICH9", 0}, 103203030Smav {0x294e8086, 0x00, "Intel ICH9M", 0}, 104203030Smav {0x3a058086, 0x00, "Intel ICH10", 0}, 105203030Smav {0x3a228086, 0x00, "Intel ICH10", 0}, 106203030Smav {0x3a258086, 0x00, "Intel ICH10", 0}, 107211922Smav {0x3b228086, 0x00, "Intel 5 Series/3400 Series", 0}, 108211922Smav {0x3b238086, 0x00, "Intel 5 Series/3400 Series", 0}, 109211922Smav {0x3b258086, 0x00, "Intel 5 Series/3400 Series", 0}, 110211922Smav {0x3b298086, 0x00, "Intel 5 Series/3400 Series", 0}, 111211922Smav {0x3b2c8086, 0x00, "Intel 5 Series/3400 Series", 0}, 112211922Smav {0x3b2f8086, 0x00, "Intel 5 Series/3400 Series", 0}, 113211922Smav {0x1c028086, 0x00, "Intel Cougar Point", 0}, 114211922Smav {0x1c038086, 0x00, "Intel Cougar Point", 0}, 115211922Smav {0x1c048086, 0x00, "Intel Cougar Point", 0}, 116211922Smav {0x1c058086, 0x00, "Intel Cougar Point", 0}, 117218605Smav {0x1d028086, 0x00, "Intel Patsburg", 0}, 118218605Smav {0x1d048086, 0x00, "Intel Patsburg", 0}, 119218605Smav {0x1d068086, 0x00, "Intel Patsburg", 0}, 120229671Sjimharris {0x28268086, 0x00, "Intel Patsburg (RAID)", 0}, 121221789Sjfv {0x1e028086, 0x00, "Intel Panther Point", 0}, 122221789Sjfv {0x1e038086, 0x00, "Intel Panther Point", 0}, 123258162Smav {0x1e048086, 0x00, "Intel Panther Point (RAID)", 0}, 124258162Smav {0x1e058086, 0x00, "Intel Panther Point (RAID)", 0}, 125258162Smav {0x1e068086, 0x00, "Intel Panther Point (RAID)", 0}, 126258162Smav {0x1e078086, 0x00, "Intel Panther Point (RAID)", 0}, 127258162Smav {0x1e0e8086, 0x00, "Intel Panther Point (RAID)", 0}, 128258162Smav {0x1e0f8086, 0x00, "Intel Panther Point (RAID)", 0}, 129258162Smav {0x1f228086, 0x00, "Intel Avoton", 0}, 130258162Smav {0x1f238086, 0x00, "Intel Avoton", 0}, 131258162Smav {0x1f248086, 0x00, "Intel Avoton (RAID)", 0}, 132258162Smav {0x1f258086, 0x00, "Intel Avoton (RAID)", 0}, 133258162Smav {0x1f268086, 0x00, "Intel Avoton (RAID)", 0}, 134258162Smav {0x1f278086, 0x00, "Intel Avoton (RAID)", 0}, 135258162Smav {0x1f2e8086, 0x00, "Intel Avoton (RAID)", 0}, 136258162Smav {0x1f2f8086, 0x00, "Intel Avoton (RAID)", 0}, 137258162Smav {0x1f328086, 0x00, "Intel Avoton", 0}, 138258162Smav {0x1f338086, 0x00, "Intel Avoton", 0}, 139258162Smav {0x1f348086, 0x00, "Intel Avoton (RAID)", 0}, 140258162Smav {0x1f358086, 0x00, "Intel Avoton (RAID)", 0}, 141258162Smav {0x1f368086, 0x00, "Intel Avoton (RAID)", 0}, 142258162Smav {0x1f378086, 0x00, "Intel Avoton (RAID)", 0}, 143258162Smav {0x1f3e8086, 0x00, "Intel Avoton (RAID)", 0}, 144258162Smav {0x1f3f8086, 0x00, "Intel Avoton (RAID)", 0}, 145278034Ssmh {0x23a38086, 0x00, "Intel Coleto Creek", 0}, 146258162Smav {0x28238086, 0x00, "Intel Wellsburg (RAID)", 0}, 147258162Smav {0x28278086, 0x00, "Intel Wellsburg (RAID)", 0}, 148244983Sjfv {0x8c028086, 0x00, "Intel Lynx Point", 0}, 149244983Sjfv {0x8c038086, 0x00, "Intel Lynx Point", 0}, 150258162Smav {0x8c048086, 0x00, "Intel Lynx Point (RAID)", 0}, 151258162Smav {0x8c058086, 0x00, "Intel Lynx Point (RAID)", 0}, 152258162Smav {0x8c068086, 0x00, "Intel Lynx Point (RAID)", 0}, 153258162Smav {0x8c078086, 0x00, "Intel Lynx Point (RAID)", 0}, 154258162Smav {0x8c0e8086, 0x00, "Intel Lynx Point (RAID)", 0}, 155258162Smav {0x8c0f8086, 0x00, "Intel Lynx Point (RAID)", 0}, 156275101Smav {0x8c828086, 0x00, "Intel Wildcat Point", 0}, 157275101Smav {0x8c838086, 0x00, "Intel Wildcat Point", 0}, 158275101Smav {0x8c848086, 0x00, "Intel Wildcat Point (RAID)", 0}, 159275101Smav {0x8c858086, 0x00, "Intel Wildcat Point (RAID)", 0}, 160275101Smav {0x8c868086, 0x00, "Intel Wildcat Point (RAID)", 0}, 161275101Smav {0x8c878086, 0x00, "Intel Wildcat Point (RAID)", 0}, 162275101Smav {0x8c8e8086, 0x00, "Intel Wildcat Point (RAID)", 0}, 163275101Smav {0x8c8f8086, 0x00, "Intel Wildcat Point (RAID)", 0}, 164258162Smav {0x8d028086, 0x00, "Intel Wellsburg", 0}, 165258162Smav {0x8d048086, 0x00, "Intel Wellsburg (RAID)", 0}, 166258162Smav {0x8d068086, 0x00, "Intel Wellsburg (RAID)", 0}, 167258162Smav {0x8d628086, 0x00, "Intel Wellsburg", 0}, 168258162Smav {0x8d648086, 0x00, "Intel Wellsburg (RAID)", 0}, 169258162Smav {0x8d668086, 0x00, "Intel Wellsburg (RAID)", 0}, 170258162Smav {0x8d6e8086, 0x00, "Intel Wellsburg (RAID)", 0}, 171258162Smav {0x9c028086, 0x00, "Intel Lynx Point-LP", 0}, 172258162Smav {0x9c038086, 0x00, "Intel Lynx Point-LP", 0}, 173258162Smav {0x9c048086, 0x00, "Intel Lynx Point-LP (RAID)", 0}, 174258162Smav {0x9c058086, 0x00, "Intel Lynx Point-LP (RAID)", 0}, 175258162Smav {0x9c068086, 0x00, "Intel Lynx Point-LP (RAID)", 0}, 176258162Smav {0x9c078086, 0x00, "Intel Lynx Point-LP (RAID)", 0}, 177258162Smav {0x9c0e8086, 0x00, "Intel Lynx Point-LP (RAID)", 0}, 178258162Smav {0x9c0f8086, 0x00, "Intel Lynx Point-LP (RAID)", 0}, 179221789Sjfv {0x23238086, 0x00, "Intel DH89xxCC", 0}, 180239907Smav {0x2360197b, 0x00, "JMicron JMB360", 0}, 181203030Smav {0x2361197b, 0x00, "JMicron JMB361", AHCI_Q_NOFORCE}, 182239907Smav {0x2362197b, 0x00, "JMicron JMB362", 0}, 183203030Smav {0x2363197b, 0x00, "JMicron JMB363", AHCI_Q_NOFORCE}, 184203030Smav {0x2365197b, 0x00, "JMicron JMB365", AHCI_Q_NOFORCE}, 185203030Smav {0x2366197b, 0x00, "JMicron JMB366", AHCI_Q_NOFORCE}, 186203030Smav {0x2368197b, 0x00, "JMicron JMB368", AHCI_Q_NOFORCE}, 187232380Smav {0x611111ab, 0x00, 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"NVIDIA MCP79", AHCI_Q_NOAA}, 266207499Smav {0x0ab510de, 0x00, "NVIDIA MCP79", AHCI_Q_NOAA}, 267207499Smav {0x0ab610de, 0x00, "NVIDIA MCP79", AHCI_Q_NOAA}, 268207499Smav {0x0ab710de, 0x00, "NVIDIA MCP79", AHCI_Q_NOAA}, 269207499Smav {0x0ab810de, 0x00, "NVIDIA MCP79", AHCI_Q_NOAA}, 270207499Smav {0x0ab910de, 0x00, "NVIDIA MCP79", AHCI_Q_NOAA}, 271207499Smav {0x0aba10de, 0x00, "NVIDIA MCP79", AHCI_Q_NOAA}, 272207499Smav {0x0abb10de, 0x00, "NVIDIA MCP79", AHCI_Q_NOAA}, 273207499Smav {0x0abc10de, 0x00, "NVIDIA MCP79", AHCI_Q_NOAA}, 274207499Smav {0x0abd10de, 0x00, "NVIDIA MCP79", AHCI_Q_NOAA}, 275207499Smav {0x0abe10de, 0x00, "NVIDIA MCP79", AHCI_Q_NOAA}, 276207499Smav {0x0abf10de, 0x00, "NVIDIA MCP79", AHCI_Q_NOAA}, 277207499Smav {0x0d8410de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, 278224603Smav {0x0d8510de, 0x00, "NVIDIA MCP89", AHCI_Q_NOFORCE|AHCI_Q_NOAA}, 279207499Smav {0x0d8610de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, 280207499Smav {0x0d8710de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, 281207499Smav {0x0d8810de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, 282207499Smav {0x0d8910de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, 283207499Smav {0x0d8a10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, 284207499Smav {0x0d8b10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, 285207499Smav {0x0d8c10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, 286207499Smav {0x0d8d10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, 287207499Smav {0x0d8e10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, 288207499Smav {0x0d8f10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, 289271403Smav {0x3781105a, 0x00, "Promise TX8660", 0}, 290208907Smav {0x33491106, 0x00, "VIA VT8251", AHCI_Q_NOPMP|AHCI_Q_NONCQ}, 291208907Smav {0x62871106, 0x00, "VIA VT8251", AHCI_Q_NOPMP|AHCI_Q_NONCQ}, 292203030Smav {0x11841039, 0x00, "SiS 966", 0}, 293203030Smav {0x11851039, 0x00, "SiS 968", 0}, 294203030Smav {0x01861039, 0x00, "SiS 968", 0}, 295277100Skib {0xa01c177d, 0x00, "ThunderX SATA", AHCI_Q_ABAR0}, 296203030Smav {0x00000000, 0x00, NULL, 0} 297199176Smav}; 298199176Smav 299271146Simpstatic int 300271146Simpahci_pci_ctlr_reset(device_t dev) 301271146Simp{ 302220565Smav 303271146Simp if (pci_read_config(dev, PCIR_DEVVENDOR, 4) == 0x28298086 && 304271146Simp (pci_read_config(dev, 0x92, 1) & 0xfe) == 0x04) 305271146Simp pci_write_config(dev, 0x92, 0x01, 1); 306271146Simp return ahci_ctlr_reset(dev); 307271146Simp} 308228200Smav 309195534Sscottlstatic int 310195534Sscottlahci_probe(device_t dev) 311195534Sscottl{ 312199176Smav char buf[64]; 313199322Smav int i, valid = 0; 314199322Smav uint32_t devid = pci_get_devid(dev); 315203030Smav uint8_t revid = pci_get_revid(dev); 316199322Smav 317260163Szbb /* 318260163Szbb * Ensure it is not a PCI bridge (some vendors use 319260163Szbb * the same PID and VID in PCI bridge and AHCI cards). 320260163Szbb */ 321260163Szbb if (pci_get_class(dev) == PCIC_BRIDGE) 322260163Szbb return (ENXIO); 323260163Szbb 324199322Smav /* Is this a possible AHCI candidate? */ 325199322Smav if (pci_get_class(dev) == PCIC_STORAGE && 326199322Smav pci_get_subclass(dev) == PCIS_STORAGE_SATA && 327199322Smav pci_get_progif(dev) == PCIP_STORAGE_SATA_AHCI_1_0) 328199322Smav valid = 1; 329199322Smav /* Is this a known AHCI chip? */ 330199322Smav for (i = 0; ahci_ids[i].id != 0; i++) { 331199322Smav if (ahci_ids[i].id == devid && 332203030Smav ahci_ids[i].rev <= revid && 333228200Smav (valid || (force_ahci == 1 && 334228200Smav !(ahci_ids[i].quirks & AHCI_Q_NOFORCE)))) { 335199717Smav /* Do not attach JMicrons with single PCI function. */ 336199717Smav if (pci_get_vendor(dev) == 0x197b && 337199717Smav (pci_read_config(dev, 0xdf, 1) & 0x40) == 0) 338199717Smav return (ENXIO); 339199322Smav snprintf(buf, sizeof(buf), "%s AHCI SATA controller", 340199322Smav ahci_ids[i].name); 341199322Smav device_set_desc_copy(dev, buf); 342199322Smav return (BUS_PROBE_VENDOR); 343199322Smav } 344199322Smav } 345199322Smav if (!valid) 346199322Smav return (ENXIO); 347199322Smav device_set_desc_copy(dev, "AHCI SATA controller"); 348199322Smav return (BUS_PROBE_VENDOR); 349199322Smav} 350199322Smav 351199322Smavstatic int 352199322Smavahci_ata_probe(device_t dev) 353199322Smav{ 354199322Smav char buf[64]; 355199176Smav int i; 356199176Smav uint32_t devid = pci_get_devid(dev); 357203030Smav uint8_t revid = pci_get_revid(dev); 358195534Sscottl 359199322Smav if ((intptr_t)device_get_ivars(dev) >= 0) 360199322Smav return (ENXIO); 361199176Smav /* Is this a known AHCI chip? */ 362199176Smav for (i = 0; ahci_ids[i].id != 0; i++) { 363203030Smav if (ahci_ids[i].id == devid && 364203030Smav ahci_ids[i].rev <= revid) { 365199176Smav snprintf(buf, sizeof(buf), "%s AHCI SATA controller", 366199176Smav ahci_ids[i].name); 367199176Smav device_set_desc_copy(dev, buf); 368199176Smav return (BUS_PROBE_VENDOR); 369199176Smav } 370199176Smav } 371199176Smav device_set_desc_copy(dev, "AHCI SATA controller"); 372195534Sscottl return (BUS_PROBE_VENDOR); 373195534Sscottl} 374195534Sscottl 375195534Sscottlstatic int 376271146Simpahci_pci_attach(device_t dev) 377195534Sscottl{ 378195534Sscottl struct ahci_controller *ctlr = device_get_softc(dev); 379271146Simp int error, i; 380199322Smav uint32_t devid = pci_get_devid(dev); 381203030Smav uint8_t revid = pci_get_revid(dev); 382195534Sscottl 383199322Smav i = 0; 384203030Smav while (ahci_ids[i].id != 0 && 385203030Smav (ahci_ids[i].id != devid || 386203030Smav ahci_ids[i].rev > revid)) 387199322Smav i++; 388199322Smav ctlr->quirks = ahci_ids[i].quirks; 389271146Simp /* Limit speed for my onboard JMicron external port. 390271146Simp * It is not eSATA really, limit to SATA 1 */ 391271146Simp if (pci_get_devid(dev) == 0x2363197b && 392271146Simp pci_get_subvendor(dev) == 0x1043 && 393271146Simp pci_get_subdevice(dev) == 0x81e4) 394271146Simp ctlr->quirks |= AHCI_Q_SATA1_UNIT0; 395271146Simp ctlr->vendorid = pci_get_vendor(dev); 396271146Simp ctlr->deviceid = pci_get_device(dev); 397271146Simp ctlr->subvendorid = pci_get_subvendor(dev); 398271146Simp ctlr->subdeviceid = pci_get_subdevice(dev); 399277100Skib 400277100Skib /* Default AHCI Base Address is BAR(5), Cavium uses BAR(0) */ 401277100Skib if (ctlr->quirks & AHCI_Q_ABAR0) 402277100Skib ctlr->r_rid = PCIR_BAR(0); 403277100Skib else 404277100Skib ctlr->r_rid = PCIR_BAR(5); 405195534Sscottl if (!(ctlr->r_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, 406195534Sscottl &ctlr->r_rid, RF_ACTIVE))) 407195534Sscottl return ENXIO; 408207511Smav pci_enable_busmaster(dev); 409195534Sscottl /* Reset controller */ 410271146Simp if ((error = ahci_pci_ctlr_reset(dev)) != 0) { 411195534Sscottl bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, ctlr->r_mem); 412195534Sscottl return (error); 413195534Sscottl }; 414222304Smav 415195534Sscottl /* Setup interrupts. */ 416195534Sscottl 417271146Simp /* Setup MSI register parameters */ 418195534Sscottl /* Process hints. */ 419245875Smav if (ctlr->quirks & AHCI_Q_NOMSI) 420256843Smav ctlr->msi = 0; 421278034Ssmh else if (ctlr->quirks & AHCI_Q_1MSI) 422278034Ssmh ctlr->msi = 1; 423278034Ssmh else 424278034Ssmh ctlr->msi = 2; 425195534Sscottl resource_int_value(device_get_name(dev), 426256843Smav device_get_unit(dev), "msi", &ctlr->msi); 427256843Smav ctlr->numirqs = 1; 428256843Smav if (ctlr->msi < 0) 429256843Smav ctlr->msi = 0; 430256843Smav else if (ctlr->msi == 1) 431256843Smav ctlr->msi = min(1, pci_msi_count(dev)); 432256843Smav else if (ctlr->msi > 1) { 433256843Smav ctlr->msi = 2; 434256843Smav ctlr->numirqs = pci_msi_count(dev); 435256843Smav } 436195534Sscottl /* Allocate MSI if needed/present. */ 437256843Smav if (ctlr->msi && pci_alloc_msi(dev, &ctlr->numirqs) != 0) { 438256843Smav ctlr->msi = 0; 439195534Sscottl ctlr->numirqs = 1; 440195534Sscottl } 441195534Sscottl 442271146Simp error = ahci_attach(dev); 443271146Simp if (error != 0) 444271146Simp if (ctlr->msi) 445271146Simp pci_release_msi(dev); 446271146Simp return error; 447195534Sscottl} 448195534Sscottl 449195534Sscottlstatic int 450271146Simpahci_pci_detach(device_t dev) 451195534Sscottl{ 452195534Sscottl 453271146Simp ahci_detach(dev); 454271146Simp pci_release_msi(dev); 455195534Sscottl return (0); 456195534Sscottl} 457195534Sscottl 458195534Sscottlstatic int 459271146Simpahci_pci_suspend(device_t dev) 460195534Sscottl{ 461195534Sscottl struct ahci_controller *ctlr = device_get_softc(dev); 462195534Sscottl 463271146Simp bus_generic_suspend(dev); 464271146Simp /* Disable interupts, so the state change(s) doesn't trigger */ 465271146Simp ATA_OUTL(ctlr->r_mem, AHCI_GHC, 466271146Simp ATA_INL(ctlr->r_mem, AHCI_GHC) & (~AHCI_GHC_IE)); 467271146Simp return 0; 468195534Sscottl} 469195534Sscottl 470195534Sscottlstatic int 471271146Simpahci_pci_resume(device_t dev) 472195534Sscottl{ 473271146Simp int res; 474195534Sscottl 475271146Simp if ((res = ahci_pci_ctlr_reset(dev)) != 0) 476271146Simp return (res); 477271146Simp ahci_ctlr_setup(dev); 478271146Simp return (bus_generic_resume(dev)); 479195534Sscottl} 480195534Sscottl 481195534Sscottldevclass_t ahci_devclass; 482195534Sscottlstatic device_method_t ahci_methods[] = { 483195534Sscottl DEVMETHOD(device_probe, ahci_probe), 484271146Simp DEVMETHOD(device_attach, ahci_pci_attach), 485271146Simp DEVMETHOD(device_detach, ahci_pci_detach), 486271146Simp DEVMETHOD(device_suspend, ahci_pci_suspend), 487271146Simp DEVMETHOD(device_resume, ahci_pci_resume), 488195534Sscottl DEVMETHOD(bus_print_child, ahci_print_child), 489195534Sscottl DEVMETHOD(bus_alloc_resource, ahci_alloc_resource), 490195534Sscottl DEVMETHOD(bus_release_resource, ahci_release_resource), 491195534Sscottl DEVMETHOD(bus_setup_intr, ahci_setup_intr), 492195534Sscottl DEVMETHOD(bus_teardown_intr,ahci_teardown_intr), 493208410Smav DEVMETHOD(bus_child_location_str, ahci_child_location_str), 494249346Smav DEVMETHOD(bus_get_dma_tag, ahci_get_dma_tag), 495276344Smarius DEVMETHOD_END 496195534Sscottl}; 497195534Sscottlstatic driver_t ahci_driver = { 498195534Sscottl "ahci", 499195534Sscottl ahci_methods, 500195534Sscottl sizeof(struct ahci_controller) 501195534Sscottl}; 502276344SmariusDRIVER_MODULE(ahci, pci, ahci_driver, ahci_devclass, NULL, NULL); 503199322Smavstatic device_method_t ahci_ata_methods[] = { 504199322Smav DEVMETHOD(device_probe, ahci_ata_probe), 505271146Simp DEVMETHOD(device_attach, ahci_pci_attach), 506271146Simp DEVMETHOD(device_detach, ahci_pci_detach), 507271146Simp DEVMETHOD(device_suspend, ahci_pci_suspend), 508271146Simp DEVMETHOD(device_resume, ahci_pci_resume), 509199322Smav DEVMETHOD(bus_print_child, ahci_print_child), 510199322Smav DEVMETHOD(bus_alloc_resource, ahci_alloc_resource), 511199322Smav DEVMETHOD(bus_release_resource, ahci_release_resource), 512199322Smav DEVMETHOD(bus_setup_intr, ahci_setup_intr), 513199322Smav DEVMETHOD(bus_teardown_intr,ahci_teardown_intr), 514208410Smav DEVMETHOD(bus_child_location_str, ahci_child_location_str), 515276344Smarius DEVMETHOD_END 516199322Smav}; 517199322Smavstatic driver_t ahci_ata_driver = { 518199322Smav "ahci", 519199322Smav ahci_ata_methods, 520199322Smav sizeof(struct ahci_controller) 521199322Smav}; 522276344SmariusDRIVER_MODULE(ahci, atapci, ahci_ata_driver, ahci_devclass, NULL, NULL); 523