Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2 | * Copyright (C) 2001-2002 Andre Hedrick <andre@linux-ide.org> |
| 3 | * Portions (C) Copyright 2002 Red Hat Inc <alan@redhat.com> |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License as published by the |
| 7 | * Free Software Foundation; either version 2, or (at your option) any |
| 8 | * later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, but |
| 11 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | * General Public License for more details. |
| 14 | * |
| 15 | * For the avoidance of doubt the "preferred form" of this code is one which |
| 16 | * is in an open non patent encumbered format. Where cryptographic key signing |
| 17 | * forms part of the process of creating an executable the information |
| 18 | * including keys needed to generate an equivalently functional executable |
| 19 | * are deemed to be part of the source code. |
| 20 | */ |
| 21 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 22 | #include <linux/types.h> |
| 23 | #include <linux/module.h> |
| 24 | #include <linux/kernel.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 25 | #include <linux/hdreg.h> |
| 26 | #include <linux/pci.h> |
| 27 | #include <linux/ide.h> |
| 28 | #include <linux/init.h> |
| 29 | |
Alan Cox | b189346 | 2005-06-27 15:24:26 -0700 | [diff] [blame] | 30 | static int ide_generic_all; /* Set to claim all devices */ |
| 31 | |
Patrick Jefferson | a4bea10 | 2006-10-03 01:14:34 -0700 | [diff] [blame] | 32 | module_param_named(all_generic_ide, ide_generic_all, bool, 0444); |
| 33 | MODULE_PARM_DESC(all_generic_ide, "IDE generic will claim all unknown PCI IDE storage controllers."); |
Alan Cox | b189346 | 2005-06-27 15:24:26 -0700 | [diff] [blame] | 34 | |
Bartlomiej Zolnierkiewicz | 8acf28c | 2007-10-20 00:32:30 +0200 | [diff] [blame] | 35 | #define IDE_HFLAGS_UMC (IDE_HFLAG_NO_DMA | IDE_HFLAG_FORCE_LEGACY_IRQS) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 36 | |
Bartlomiej Zolnierkiewicz | 8acf28c | 2007-10-20 00:32:30 +0200 | [diff] [blame] | 37 | #define DECLARE_GENERIC_PCI_DEV(name_str, extra_flags) \ |
Bartlomiej Zolnierkiewicz | 1c3dd32 | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 38 | { \ |
| 39 | .name = name_str, \ |
Bartlomiej Zolnierkiewicz | 7cab14a | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 40 | .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA | \ |
Bartlomiej Zolnierkiewicz | 8acf28c | 2007-10-20 00:32:30 +0200 | [diff] [blame] | 41 | extra_flags | \ |
Bartlomiej Zolnierkiewicz | 7cab14a | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 42 | IDE_HFLAG_BOOTABLE, \ |
Bartlomiej Zolnierkiewicz | 5f8b6c3 | 2007-10-19 00:30:07 +0200 | [diff] [blame] | 43 | .swdma_mask = ATA_SWDMA2, \ |
| 44 | .mwdma_mask = ATA_MWDMA2, \ |
| 45 | .udma_mask = ATA_UDMA6, \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 47 | |
Bartlomiej Zolnierkiewicz | 8562043 | 2007-10-20 00:32:34 +0200 | [diff] [blame] | 48 | static const struct ide_port_info generic_chipsets[] __devinitdata = { |
Bartlomiej Zolnierkiewicz | 47b6878 | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 49 | /* 0 */ DECLARE_GENERIC_PCI_DEV("Unknown", 0), |
Bartlomiej Zolnierkiewicz | 1c3dd32 | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 50 | |
| 51 | { /* 1 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 52 | .name = "NS87410", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 53 | .enablebits = {{0x43,0x08,0x08}, {0x47,0x08,0x08}}, |
Bartlomiej Zolnierkiewicz | 7cab14a | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 54 | .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA | |
| 55 | IDE_HFLAG_BOOTABLE, |
Bartlomiej Zolnierkiewicz | 5f8b6c3 | 2007-10-19 00:30:07 +0200 | [diff] [blame] | 56 | .swdma_mask = ATA_SWDMA2, |
| 57 | .mwdma_mask = ATA_MWDMA2, |
| 58 | .udma_mask = ATA_UDMA6, |
Bartlomiej Zolnierkiewicz | 1c3dd32 | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 59 | }, |
| 60 | |
Bartlomiej Zolnierkiewicz | 47b6878 | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 61 | /* 2 */ DECLARE_GENERIC_PCI_DEV("SAMURAI", 0), |
| 62 | /* 3 */ DECLARE_GENERIC_PCI_DEV("HT6565", 0), |
Bartlomiej Zolnierkiewicz | 8acf28c | 2007-10-20 00:32:30 +0200 | [diff] [blame] | 63 | /* 4 */ DECLARE_GENERIC_PCI_DEV("UM8673F", IDE_HFLAGS_UMC), |
| 64 | /* 5 */ DECLARE_GENERIC_PCI_DEV("UM8886A", IDE_HFLAGS_UMC), |
| 65 | /* 6 */ DECLARE_GENERIC_PCI_DEV("UM8886BF", IDE_HFLAGS_UMC), |
Bartlomiej Zolnierkiewicz | 47b6878 | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 66 | /* 7 */ DECLARE_GENERIC_PCI_DEV("HINT_IDE", 0), |
| 67 | /* 8 */ DECLARE_GENERIC_PCI_DEV("VIA_IDE", IDE_HFLAG_NO_AUTODMA), |
| 68 | /* 9 */ DECLARE_GENERIC_PCI_DEV("OPTI621V", IDE_HFLAG_NO_AUTODMA), |
Bartlomiej Zolnierkiewicz | 1c3dd32 | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 69 | |
| 70 | { /* 10 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 71 | .name = "VIA8237SATA", |
Bartlomiej Zolnierkiewicz | 7cab14a | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 72 | .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA | |
| 73 | IDE_HFLAG_OFF_BOARD, |
Bartlomiej Zolnierkiewicz | 5f8b6c3 | 2007-10-19 00:30:07 +0200 | [diff] [blame] | 74 | .swdma_mask = ATA_SWDMA2, |
| 75 | .mwdma_mask = ATA_MWDMA2, |
| 76 | .udma_mask = ATA_UDMA6, |
Bartlomiej Zolnierkiewicz | 1c3dd32 | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 77 | }, |
| 78 | |
Bartlomiej Zolnierkiewicz | 47b6878 | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 79 | /* 11 */ DECLARE_GENERIC_PCI_DEV("Piccolo0102", IDE_HFLAG_NO_AUTODMA), |
| 80 | /* 12 */ DECLARE_GENERIC_PCI_DEV("Piccolo0103", IDE_HFLAG_NO_AUTODMA), |
| 81 | /* 13 */ DECLARE_GENERIC_PCI_DEV("Piccolo0105", IDE_HFLAG_NO_AUTODMA), |
Bartlomiej Zolnierkiewicz | 1c3dd32 | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 82 | |
| 83 | { /* 14 */ |
Matt Gillette | 2f09a7f | 2005-08-18 22:27:07 +0200 | [diff] [blame] | 84 | .name = "Revolution", |
Bartlomiej Zolnierkiewicz | 8ac2b42a | 2008-02-01 23:09:30 +0100 | [diff] [blame] | 85 | .host_flags = IDE_HFLAG_CLEAR_SIMPLEX | |
| 86 | IDE_HFLAG_TRUST_BIOS_FOR_DMA | |
Bartlomiej Zolnierkiewicz | 7cab14a | 2007-10-19 00:30:06 +0200 | [diff] [blame] | 87 | IDE_HFLAG_OFF_BOARD, |
Bartlomiej Zolnierkiewicz | 5f8b6c3 | 2007-10-19 00:30:07 +0200 | [diff] [blame] | 88 | .swdma_mask = ATA_SWDMA2, |
| 89 | .mwdma_mask = ATA_MWDMA2, |
| 90 | .udma_mask = ATA_UDMA6, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 91 | } |
| 92 | }; |
| 93 | |
| 94 | /** |
| 95 | * generic_init_one - called when a PIIX is found |
| 96 | * @dev: the generic device |
| 97 | * @id: the matching pci id |
| 98 | * |
| 99 | * Called when the PCI registration layer (or the IDE initialization) |
| 100 | * finds a device matching our IDE device tables. |
| 101 | */ |
| 102 | |
| 103 | static int __devinit generic_init_one(struct pci_dev *dev, const struct pci_device_id *id) |
| 104 | { |
Bartlomiej Zolnierkiewicz | 8562043 | 2007-10-20 00:32:34 +0200 | [diff] [blame] | 105 | const struct ide_port_info *d = &generic_chipsets[id->driver_data]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 106 | int ret = -ENODEV; |
| 107 | |
Alan Cox | b189346 | 2005-06-27 15:24:26 -0700 | [diff] [blame] | 108 | /* Don't use the generic entry unless instructed to do so */ |
| 109 | if (id->driver_data == 0 && ide_generic_all == 0) |
| 110 | goto out; |
| 111 | |
Jiri Slaby | ea30759 | 2007-06-08 15:14:31 +0200 | [diff] [blame] | 112 | switch (dev->vendor) { |
| 113 | case PCI_VENDOR_ID_UMC: |
| 114 | if (dev->device == PCI_DEVICE_ID_UMC_UM8886A && |
| 115 | !(PCI_FUNC(dev->devfn) & 1)) |
| 116 | goto out; /* UM8886A/BF pair */ |
| 117 | break; |
| 118 | case PCI_VENDOR_ID_OPTI: |
| 119 | if (dev->device == PCI_DEVICE_ID_OPTI_82C558 && |
| 120 | !(PCI_FUNC(dev->devfn) & 1)) |
Alan Cox | c333526 | 2006-10-28 10:38:57 -0700 | [diff] [blame] | 121 | goto out; |
Jiri Slaby | ea30759 | 2007-06-08 15:14:31 +0200 | [diff] [blame] | 122 | break; |
| 123 | case PCI_VENDOR_ID_JMICRON: |
| 124 | if (dev->device != PCI_DEVICE_ID_JMICRON_JMB368 && |
| 125 | PCI_FUNC(dev->devfn) != 1) |
| 126 | goto out; |
| 127 | break; |
| 128 | case PCI_VENDOR_ID_NS: |
| 129 | if (dev->device == PCI_DEVICE_ID_NS_87410 && |
| 130 | (dev->class >> 8) != PCI_CLASS_STORAGE_IDE) |
| 131 | goto out; |
| 132 | break; |
Alan Cox | c333526 | 2006-10-28 10:38:57 -0700 | [diff] [blame] | 133 | } |
Alan Cox | 15e0c69 | 2006-07-12 15:05:41 +0100 | [diff] [blame] | 134 | |
Alan Cox | 3719bc5 | 2006-10-11 01:21:47 -0700 | [diff] [blame] | 135 | if (dev->vendor != PCI_VENDOR_ID_JMICRON) { |
Jiri Slaby | ea30759 | 2007-06-08 15:14:31 +0200 | [diff] [blame] | 136 | u16 command; |
Alan Cox | 3719bc5 | 2006-10-11 01:21:47 -0700 | [diff] [blame] | 137 | pci_read_config_word(dev, PCI_COMMAND, &command); |
| 138 | if (!(command & PCI_COMMAND_IO)) { |
Jiri Slaby | ea30759 | 2007-06-08 15:14:31 +0200 | [diff] [blame] | 139 | printk(KERN_INFO "Skipping disabled %s IDE " |
| 140 | "controller.\n", d->name); |
Alan Cox | 3719bc5 | 2006-10-11 01:21:47 -0700 | [diff] [blame] | 141 | goto out; |
| 142 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 143 | } |
| 144 | ret = ide_setup_pci_device(dev, d); |
| 145 | out: |
| 146 | return ret; |
| 147 | } |
| 148 | |
Bartlomiej Zolnierkiewicz | 9cbcc5e | 2007-10-16 22:29:56 +0200 | [diff] [blame] | 149 | static const struct pci_device_id generic_pci_tbl[] = { |
| 150 | { PCI_VDEVICE(NS, PCI_DEVICE_ID_NS_87410), 1 }, |
| 151 | { PCI_VDEVICE(PCTECH, PCI_DEVICE_ID_PCTECH_SAMURAI_IDE), 2 }, |
| 152 | { PCI_VDEVICE(HOLTEK, PCI_DEVICE_ID_HOLTEK_6565), 3 }, |
| 153 | { PCI_VDEVICE(UMC, PCI_DEVICE_ID_UMC_UM8673F), 4 }, |
| 154 | { PCI_VDEVICE(UMC, PCI_DEVICE_ID_UMC_UM8886A), 5 }, |
| 155 | { PCI_VDEVICE(UMC, PCI_DEVICE_ID_UMC_UM8886BF), 6 }, |
| 156 | { PCI_VDEVICE(HINT, PCI_DEVICE_ID_HINT_VXPROII_IDE), 7 }, |
| 157 | { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_82C561), 8 }, |
| 158 | { PCI_VDEVICE(OPTI, PCI_DEVICE_ID_OPTI_82C558), 9 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 159 | #ifdef CONFIG_BLK_DEV_IDE_SATA |
Bartlomiej Zolnierkiewicz | 9cbcc5e | 2007-10-16 22:29:56 +0200 | [diff] [blame] | 160 | { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_8237_SATA), 10 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 161 | #endif |
Bartlomiej Zolnierkiewicz | 9cbcc5e | 2007-10-16 22:29:56 +0200 | [diff] [blame] | 162 | { PCI_VDEVICE(TOSHIBA, PCI_DEVICE_ID_TOSHIBA_PICCOLO), 11 }, |
| 163 | { PCI_VDEVICE(TOSHIBA, PCI_DEVICE_ID_TOSHIBA_PICCOLO_1), 12 }, |
| 164 | { PCI_VDEVICE(TOSHIBA, PCI_DEVICE_ID_TOSHIBA_PICCOLO_2), 13 }, |
| 165 | { PCI_VDEVICE(NETCELL, PCI_DEVICE_ID_REVOLUTION), 14 }, |
| 166 | /* |
| 167 | * Must come last. If you add entries adjust |
| 168 | * this table and generic_chipsets[] appropriately. |
| 169 | */ |
| 170 | { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE << 8, 0xFFFFFF00UL, 0 }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 171 | { 0, }, |
| 172 | }; |
| 173 | MODULE_DEVICE_TABLE(pci, generic_pci_tbl); |
| 174 | |
| 175 | static struct pci_driver driver = { |
| 176 | .name = "PCI_IDE", |
| 177 | .id_table = generic_pci_tbl, |
| 178 | .probe = generic_init_one, |
| 179 | }; |
| 180 | |
Bartlomiej Zolnierkiewicz | 82ab1ee | 2007-01-27 13:46:56 +0100 | [diff] [blame] | 181 | static int __init generic_ide_init(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 182 | { |
| 183 | return ide_pci_register_driver(&driver); |
| 184 | } |
| 185 | |
| 186 | module_init(generic_ide_init); |
| 187 | |
| 188 | MODULE_AUTHOR("Andre Hedrick"); |
| 189 | MODULE_DESCRIPTION("PCI driver module for generic PCI IDE"); |
| 190 | MODULE_LICENSE("GPL"); |