2 * linux/drivers/ide/pci/generic.c Version 0.11 December 30, 2002
4 * Copyright (C) 2001-2002 Andre Hedrick <andre@linux-ide.org>
5 * Portions (C) Copyright 2002 Red Hat Inc <alan@redhat.com>
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2, or (at your option) any
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
17 * For the avoidance of doubt the "preferred form" of this code is one which
18 * is in an open non patent encumbered format. Where cryptographic key signing
19 * forms part of the process of creating an executable the information
20 * including keys needed to generate an equivalently functional executable
21 * are deemed to be part of the source code.
24 #undef REALLY_SLOW_IO /* most systems can safely undef this */
26 #include <linux/types.h>
27 #include <linux/module.h>
28 #include <linux/kernel.h>
29 #include <linux/delay.h>
30 #include <linux/timer.h>
32 #include <linux/ioport.h>
33 #include <linux/blkdev.h>
34 #include <linux/hdreg.h>
35 #include <linux/pci.h>
36 #include <linux/ide.h>
37 #include <linux/init.h>
41 static int ide_generic_all; /* Set to claim all devices */
43 module_param_named(all_generic_ide, ide_generic_all, bool, 0444);
44 MODULE_PARM_DESC(all_generic_ide, "IDE generic will claim all unknown PCI IDE storage controllers.");
46 static void __devinit init_hwif_generic (ide_hwif_t *hwif)
48 switch(hwif->pci_dev->device) {
49 case PCI_DEVICE_ID_UMC_UM8673F:
50 case PCI_DEVICE_ID_UMC_UM8886A:
51 case PCI_DEVICE_ID_UMC_UM8886BF:
52 hwif->irq = hwif->channel ? 15 : 14;
58 if (!(hwif->dma_base))
62 hwif->ultra_mask = 0x7f;
63 hwif->mwdma_mask = 0x07;
64 hwif->swdma_mask = 0x07;
68 hwif->drives[0].autodma = hwif->autodma;
69 hwif->drives[1].autodma = hwif->autodma;
73 /* Logic to add back later on */
75 if ((dev->class >> 8) == PCI_CLASS_STORAGE_IDE) {
76 ide_pci_device_t *unknown = unknown_chipset;
77 init_setup_unknown(dev, unknown);
83 static ide_pci_device_t generic_chipsets[] __devinitdata = {
86 .init_hwif = init_hwif_generic,
92 .init_hwif = init_hwif_generic,
95 .enablebits = {{0x43,0x08,0x08}, {0x47,0x08,0x08}},
99 .init_hwif = init_hwif_generic,
102 .bootable = ON_BOARD,
105 .init_hwif = init_hwif_generic,
108 .bootable = ON_BOARD,
111 .init_hwif = init_hwif_generic,
114 .bootable = ON_BOARD,
117 .init_hwif = init_hwif_generic,
120 .bootable = ON_BOARD,
123 .init_hwif = init_hwif_generic,
126 .bootable = ON_BOARD,
129 .init_hwif = init_hwif_generic,
132 .bootable = ON_BOARD,
135 .init_hwif = init_hwif_generic,
137 .autodma = NOAUTODMA,
138 .bootable = ON_BOARD,
141 .init_hwif = init_hwif_generic,
143 .autodma = NOAUTODMA,
144 .bootable = ON_BOARD,
146 .name = "VIA8237SATA",
147 .init_hwif = init_hwif_generic,
150 .bootable = OFF_BOARD,
152 .name = "Piccolo0102",
153 .init_hwif = init_hwif_generic,
155 .autodma = NOAUTODMA,
156 .bootable = ON_BOARD,
158 .name = "Piccolo0103",
159 .init_hwif = init_hwif_generic,
161 .autodma = NOAUTODMA,
162 .bootable = ON_BOARD,
164 .name = "Piccolo0105",
165 .init_hwif = init_hwif_generic,
167 .autodma = NOAUTODMA,
168 .bootable = ON_BOARD,
170 .name = "Revolution",
171 .init_hwif = init_hwif_generic,
174 .bootable = OFF_BOARD,
177 .init_hwif = init_hwif_generic,
180 .bootable = OFF_BOARD,
183 .init_hwif = init_hwif_generic,
186 .bootable = OFF_BOARD,
189 .init_hwif = init_hwif_generic,
192 .bootable = OFF_BOARD,
195 .init_hwif = init_hwif_generic,
198 .bootable = OFF_BOARD,
201 .init_hwif = init_hwif_generic,
204 .bootable = OFF_BOARD,
209 * generic_init_one - called when a PIIX is found
210 * @dev: the generic device
211 * @id: the matching pci id
213 * Called when the PCI registration layer (or the IDE initialization)
214 * finds a device matching our IDE device tables.
217 static int __devinit generic_init_one(struct pci_dev *dev, const struct pci_device_id *id)
219 ide_pci_device_t *d = &generic_chipsets[id->driver_data];
223 /* Don't use the generic entry unless instructed to do so */
224 if (id->driver_data == 0 && ide_generic_all == 0)
227 if (dev->vendor == PCI_VENDOR_ID_UMC &&
228 dev->device == PCI_DEVICE_ID_UMC_UM8886A &&
229 (!(PCI_FUNC(dev->devfn) & 1)))
230 goto out; /* UM8886A/BF pair */
232 if (dev->vendor == PCI_VENDOR_ID_OPTI &&
233 dev->device == PCI_DEVICE_ID_OPTI_82C558 &&
234 (!(PCI_FUNC(dev->devfn) & 1)))
237 if (dev->vendor == PCI_VENDOR_ID_JMICRON && PCI_FUNC(dev->devfn) != 1)
240 if (dev->vendor != PCI_VENDOR_ID_JMICRON) {
241 pci_read_config_word(dev, PCI_COMMAND, &command);
242 if (!(command & PCI_COMMAND_IO)) {
243 printk(KERN_INFO "Skipping disabled %s IDE controller.\n", d->name);
247 ret = ide_setup_pci_device(dev, d);
252 static struct pci_device_id generic_pci_tbl[] = {
253 { PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_87410, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1},
254 { PCI_VENDOR_ID_PCTECH, PCI_DEVICE_ID_PCTECH_SAMURAI_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2},
255 { PCI_VENDOR_ID_HOLTEK, PCI_DEVICE_ID_HOLTEK_6565, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 3},
256 { PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8673F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4},
257 { PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8886A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 5},
258 { PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8886BF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 6},
259 { PCI_VENDOR_ID_HINT, PCI_DEVICE_ID_HINT_VXPROII_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 7},
260 { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C561, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 8},
261 { PCI_VENDOR_ID_OPTI, PCI_DEVICE_ID_OPTI_82C558, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 9},
262 #ifdef CONFIG_BLK_DEV_IDE_SATA
263 { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237_SATA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 10},
265 { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 11},
266 { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 12},
267 { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 13},
268 { PCI_VENDOR_ID_NETCELL,PCI_DEVICE_ID_REVOLUTION, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 14},
269 { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB361, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 15},
270 { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB363, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 16},
271 { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB365, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 17},
272 { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB366, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 18},
273 { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB368, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 19},
274 /* Must come last. If you add entries adjust this table appropriately and the init_one code */
275 { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE << 8, 0xFFFFFF00UL, 0},
278 MODULE_DEVICE_TABLE(pci, generic_pci_tbl);
280 static struct pci_driver driver = {
282 .id_table = generic_pci_tbl,
283 .probe = generic_init_one,
286 static int generic_ide_init(void)
288 return ide_pci_register_driver(&driver);
291 module_init(generic_ide_init);
293 MODULE_AUTHOR("Andre Hedrick");
294 MODULE_DESCRIPTION("PCI driver module for generic PCI IDE");
295 MODULE_LICENSE("GPL");