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linux/drivers/ide/pci/via82cxxx.c

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/*
*
* Version 3.38
*
* VIA IDE driver for Linux. Supported southbridges:
*
* vt82c576, vt82c586, vt82c586a, vt82c586b, vt82c596a, vt82c596b,
* vt82c686, vt82c686a, vt82c686b, vt8231, vt8233, vt8233c, vt8233a,
* vt8235, vt8237
*
* Copyright (c) 2000-2002 Vojtech Pavlik
*
* Based on the work of:
* Michel Aubry
* Jeff Garzik
* Andre Hedrick
*
* Documentation:
* Obsolete device documentation publically available from via.com.tw
* Current device documentation available under NDA only
*/
/*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published by
* the Free Software Foundation.
*/
#include <linux/config.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/ioport.h>
#include <linux/blkdev.h>
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/ide.h>
#include <asm/io.h>
#ifdef CONFIG_PPC_MULTIPLATFORM
#include <asm/processor.h>
#endif
#include "ide-timing.h"
#define DISPLAY_VIA_TIMINGS
#define VIA_IDE_ENABLE 0x40
#define VIA_IDE_CONFIG 0x41
#define VIA_FIFO_CONFIG 0x43
#define VIA_MISC_1 0x44
#define VIA_MISC_2 0x45
#define VIA_MISC_3 0x46
#define VIA_DRIVE_TIMING 0x48
#define VIA_8BIT_TIMING 0x4e
#define VIA_ADDRESS_SETUP 0x4c
#define VIA_UDMA_TIMING 0x50
#define VIA_UDMA 0x007
#define VIA_UDMA_NONE 0x000
#define VIA_UDMA_33 0x001
#define VIA_UDMA_66 0x002
#define VIA_UDMA_100 0x003
#define VIA_UDMA_133 0x004
#define VIA_BAD_PREQ 0x010 /* Crashes if PREQ# till DDACK# set */
#define VIA_BAD_CLK66 0x020 /* 66 MHz clock doesn't work correctly */
#define VIA_SET_FIFO 0x040 /* Needs to have FIFO split set */
#define VIA_NO_UNMASK 0x080 /* Doesn't work with IRQ unmasking on */
#define VIA_BAD_ID 0x100 /* Has wrong vendor ID (0x1107) */
#define VIA_BAD_AST 0x200 /* Don't touch Address Setup Timing */
/*
* VIA SouthBridge chips.
*/
static struct via_isa_bridge {
char *name;
u16 id;
u8 rev_min;
u8 rev_max;
u16 flags;
} via_isa_bridges[] = {
{ "vt8237", PCI_DEVICE_ID_VIA_8237, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "vt8235", PCI_DEVICE_ID_VIA_8235, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "vt8233a", PCI_DEVICE_ID_VIA_8233A, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "vt8233c", PCI_DEVICE_ID_VIA_8233C_0, 0x00, 0x2f, VIA_UDMA_100 },
{ "vt8233", PCI_DEVICE_ID_VIA_8233_0, 0x00, 0x2f, VIA_UDMA_100 },
{ "vt8231", PCI_DEVICE_ID_VIA_8231, 0x00, 0x2f, VIA_UDMA_100 },
{ "vt82c686b", PCI_DEVICE_ID_VIA_82C686, 0x40, 0x4f, VIA_UDMA_100 },
{ "vt82c686a", PCI_DEVICE_ID_VIA_82C686, 0x10, 0x2f, VIA_UDMA_66 },
{ "vt82c686", PCI_DEVICE_ID_VIA_82C686, 0x00, 0x0f, VIA_UDMA_33 | VIA_BAD_CLK66 },
{ "vt82c596b", PCI_DEVICE_ID_VIA_82C596, 0x10, 0x2f, VIA_UDMA_66 },
{ "vt82c596a", PCI_DEVICE_ID_VIA_82C596, 0x00, 0x0f, VIA_UDMA_33 | VIA_BAD_CLK66 },
{ "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x47, 0x4f, VIA_UDMA_33 | VIA_SET_FIFO },
{ "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x40, 0x46, VIA_UDMA_33 | VIA_SET_FIFO | VIA_BAD_PREQ },
{ "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x30, 0x3f, VIA_UDMA_33 | VIA_SET_FIFO },
{ "vt82c586a", PCI_DEVICE_ID_VIA_82C586_0, 0x20, 0x2f, VIA_UDMA_33 | VIA_SET_FIFO },
{ "vt82c586", PCI_DEVICE_ID_VIA_82C586_0, 0x00, 0x0f, VIA_UDMA_NONE | VIA_SET_FIFO },
{ "vt82c576", PCI_DEVICE_ID_VIA_82C576, 0x00, 0x2f, VIA_UDMA_NONE | VIA_SET_FIFO | VIA_NO_UNMASK },
{ "vt82c576", PCI_DEVICE_ID_VIA_82C576, 0x00, 0x2f, VIA_UDMA_NONE | VIA_SET_FIFO | VIA_NO_UNMASK | VIA_BAD_ID },
{ NULL }
};
static struct via_isa_bridge *via_config;
static unsigned int via_80w;
static unsigned int via_clock;
static char *via_dma[] = { "MWDMA16", "UDMA33", "UDMA66", "UDMA100", "UDMA133" };
/*
* VIA /proc entry.
*/
#if defined(DISPLAY_VIA_TIMINGS) && defined(CONFIG_PROC_FS)
#include <linux/stat.h>
#include <linux/proc_fs.h>
static u8 via_proc = 0;
static unsigned long via_base;
static struct pci_dev *bmide_dev, *isa_dev;
static char *via_control3[] = { "No limit", "64", "128", "192" };
#define via_print(format, arg...) p += sprintf(p, format "\n" , ## arg)
#define via_print_drive(name, format, arg...)\
p += sprintf(p, name); for (i = 0; i < 4; i++) p += sprintf(p, format, ## arg); p += sprintf(p, "\n");
/**
* via_get_info - generate via /proc file
* @buffer: buffer for data
* @addr: set to start of data to use
* @offset: current file offset
* @count: size of read
*
* Fills in buffer with the debugging/configuration information for
* the VIA chipset tuning and attached drives
*/
static int via_get_info(char *buffer, char **addr, off_t offset, int count)
{
int speed[4], cycle[4], setup[4], active[4], recover[4], den[4],
uen[4], udma[4], umul[4], active8b[4], recover8b[4];
struct pci_dev *dev = bmide_dev;
unsigned int v, u, i;
int len;
u16 c, w;
u8 t, x;
char *p = buffer;
via_print("----------VIA BusMastering IDE Configuration"
"----------------");
via_print("Driver Version: 3.38");
via_print("South Bridge: VIA %s",
via_config->name);
pci_read_config_byte(isa_dev, PCI_REVISION_ID, &t);
pci_read_config_byte(dev, PCI_REVISION_ID, &x);
via_print("Revision: ISA %#x IDE %#x", t, x);
via_print("Highest DMA rate: %s",
via_dma[via_config->flags & VIA_UDMA]);
via_print("BM-DMA base: %#lx", via_base);
via_print("PCI clock: %d.%dMHz",
via_clock / 1000, via_clock / 100 % 10);
pci_read_config_byte(dev, VIA_MISC_1, &t);
via_print("Master Read Cycle IRDY: %dws",
(t & 64) >> 6);
via_print("Master Write Cycle IRDY: %dws",
(t & 32) >> 5);
via_print("BM IDE Status Register Read Retry: %s",
(t & 8) ? "yes" : "no");
pci_read_config_byte(dev, VIA_MISC_3, &t);
via_print("Max DRDY Pulse Width: %s%s",
via_control3[(t & 0x03)], (t & 0x03) ? " PCI clocks" : "");
via_print("-----------------------Primary IDE"
"-------Secondary IDE------");
via_print("Read DMA FIFO flush: %10s%20s",
(t & 0x80) ? "yes" : "no", (t & 0x40) ? "yes" : "no");
via_print("End Sector FIFO flush: %10s%20s",
(t & 0x20) ? "yes" : "no", (t & 0x10) ? "yes" : "no");
pci_read_config_byte(dev, VIA_IDE_CONFIG, &t);
via_print("Prefetch Buffer: %10s%20s",
(t & 0x80) ? "yes" : "no", (t & 0x20) ? "yes" : "no");
via_print("Post Write Buffer: %10s%20s",
(t & 0x40) ? "yes" : "no", (t & 0x10) ? "yes" : "no");
pci_read_config_byte(dev, VIA_IDE_ENABLE, &t);
via_print("Enabled: %10s%20s",
(t & 0x02) ? "yes" : "no", (t & 0x01) ? "yes" : "no");
c = inb(via_base + 0x02) | (inb(via_base + 0x0a) << 8);
via_print("Simplex only: %10s%20s",
(c & 0x80) ? "yes" : "no", (c & 0x8000) ? "yes" : "no");
via_print("Cable Type: %10s%20s",
(via_80w & 1) ? "80w" : "40w", (via_80w & 2) ? "80w" : "40w");
via_print("-------------------drive0----drive1"
"----drive2----drive3-----");
pci_read_config_byte(dev, VIA_ADDRESS_SETUP, &t);
pci_read_config_dword(dev, VIA_DRIVE_TIMING, &v);
pci_read_config_word(dev, VIA_8BIT_TIMING, &w);
if (via_config->flags & VIA_UDMA)
pci_read_config_dword(dev, VIA_UDMA_TIMING, &u);
else u = 0;
for (i = 0; i < 4; i++) {
setup[i] = ((t >> ((3 - i) << 1)) & 0x3) + 1;
recover8b[i] = ((w >> ((1 - (i >> 1)) << 3)) & 0xf) + 1;
active8b[i] = ((w >> (((1 - (i >> 1)) << 3) + 4)) & 0xf) + 1;
active[i] = ((v >> (((3 - i) << 3) + 4)) & 0xf) + 1;
recover[i] = ((v >> ((3 - i) << 3)) & 0xf) + 1;
udma[i] = ((u >> ((3 - i) << 3)) & 0x7) + 2;
umul[i] = ((u >> (((3 - i) & 2) << 3)) & 0x8) ? 1 : 2;
uen[i] = ((u >> ((3 - i) << 3)) & 0x20);
den[i] = (c & ((i & 1) ? 0x40 : 0x20) << ((i & 2) << 2));
speed[i] = 2 * via_clock / (active[i] + recover[i]);
cycle[i] = 1000000 * (active[i] + recover[i]) / via_clock;
if (!uen[i] || !den[i])
continue;
switch (via_config->flags & VIA_UDMA) {
case VIA_UDMA_33:
speed[i] = 2 * via_clock / udma[i];
cycle[i] = 1000000 * udma[i] / via_clock;
break;
case VIA_UDMA_66:
speed[i] = 4 * via_clock / (udma[i] * umul[i]);
cycle[i] = 500000 * (udma[i] * umul[i]) / via_clock;
break;
case VIA_UDMA_100:
speed[i] = 6 * via_clock / udma[i];
cycle[i] = 333333 * udma[i] / via_clock;
break;
case VIA_UDMA_133:
speed[i] = 8 * via_clock / udma[i];
cycle[i] = 250000 * udma[i] / via_clock;
break;
}
}
via_print_drive("Transfer Mode: ", "%10s",
den[i] ? (uen[i] ? "UDMA" : "DMA") : "PIO");
via_print_drive("Address Setup: ", "%8dns",
1000000 * setup[i] / via_clock);
via_print_drive("Cmd Active: ", "%8dns",
1000000 * active8b[i] / via_clock);
via_print_drive("Cmd Recovery: ", "%8dns",
1000000 * recover8b[i] / via_clock);
via_print_drive("Data Active: ", "%8dns",
1000000 * active[i] / via_clock);
via_print_drive("Data Recovery: ", "%8dns",
1000000 * recover[i] / via_clock);
via_print_drive("Cycle Time: ", "%8dns",
cycle[i]);
via_print_drive("Transfer Rate: ", "%4d.%dMB/s",
speed[i] / 1000, speed[i] / 100 % 10);
/* hoping it is less than 4K... */
len = (p - buffer) - offset;
*addr = buffer + offset;
return len > count ? count : len;
}
#endif /* DISPLAY_VIA_TIMINGS && CONFIG_PROC_FS */
/**
* via_set_speed - write timing registers
* @dev: PCI device
* @dn: device
* @timing: IDE timing data to use
*
* via_set_speed writes timing values to the chipset registers
*/
static void via_set_speed(struct pci_dev *dev, u8 dn, struct ide_timing *timing)
{
u8 t;
if (~via_config->flags & VIA_BAD_AST) {
pci_read_config_byte(dev, VIA_ADDRESS_SETUP, &t);
t = (t & ~(3 << ((3 - dn) << 1))) | ((FIT(timing->setup, 1, 4) - 1) << ((3 - dn) << 1));
pci_write_config_byte(dev, VIA_ADDRESS_SETUP, t);
}
pci_write_config_byte(dev, VIA_8BIT_TIMING + (1 - (dn >> 1)),
((FIT(timing->act8b, 1, 16) - 1) << 4) | (FIT(timing->rec8b, 1, 16) - 1));
pci_write_config_byte(dev, VIA_DRIVE_TIMING + (3 - dn),
((FIT(timing->active, 1, 16) - 1) << 4) | (FIT(timing->recover, 1, 16) - 1));
switch (via_config->flags & VIA_UDMA) {
case VIA_UDMA_33: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 5) - 2)) : 0x03; break;
case VIA_UDMA_66: t = timing->udma ? (0xe8 | (FIT(timing->udma, 2, 9) - 2)) : 0x0f; break;
case VIA_UDMA_100: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 9) - 2)) : 0x07; break;
case VIA_UDMA_133: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 9) - 2)) : 0x07; break;
default: return;
}
pci_write_config_byte(dev, VIA_UDMA_TIMING + (3 - dn), t);
}
/**
* via_set_drive - configure transfer mode
* @drive: Drive to set up
* @speed: desired speed
*
* via_set_drive() computes timing values configures the drive and
* the chipset to a desired transfer mode. It also can be called
* by upper layers.
*/
static int via_set_drive(ide_drive_t *drive, u8 speed)
{
ide_drive_t *peer = HWIF(drive)->drives + (~drive->dn & 1);
struct ide_timing t, p;
unsigned int T, UT;
if (speed != XFER_PIO_SLOW)
ide_config_drive_speed(drive, speed);
T = 1000000000 / via_clock;
switch (via_config->flags & VIA_UDMA) {
case VIA_UDMA_33: UT = T; break;
case VIA_UDMA_66: UT = T/2; break;
case VIA_UDMA_100: UT = T/3; break;
case VIA_UDMA_133: UT = T/4; break;
default: UT = T;
}
ide_timing_compute(drive, speed, &t, T, UT);
if (peer->present) {
ide_timing_compute(peer, peer->current_speed, &p, T, UT);
ide_timing_merge(&p, &t, &t, IDE_TIMING_8BIT);
}
via_set_speed(HWIF(drive)->pci_dev, drive->dn, &t);
if (!drive->init_speed)
drive->init_speed = speed;
drive->current_speed = speed;
return 0;
}
/**
* via82cxxx_tune_drive - PIO setup
* @drive: drive to set up
* @pio: mode to use (255 for 'best possible')
*
* A callback from the upper layers for PIO-only tuning.
*/
static void via82cxxx_tune_drive(ide_drive_t *drive, u8 pio)
{
if (pio == 255) {
via_set_drive(drive,
ide_find_best_mode(drive, XFER_PIO | XFER_EPIO));
return;
}
via_set_drive(drive, XFER_PIO_0 + min_t(u8, pio, 5));
}
/**
* via82cxxx_ide_dma_check - set up for DMA if possible
* @drive: IDE drive to set up
*
* Set up the drive for the highest supported speed considering the
* driver, controller and cable
*/
static int via82cxxx_ide_dma_check (ide_drive_t *drive)
{
u16 w80 = HWIF(drive)->udma_four;
u16 speed = ide_find_best_mode(drive,
XFER_PIO | XFER_EPIO | XFER_SWDMA | XFER_MWDMA |
(via_config->flags & VIA_UDMA ? XFER_UDMA : 0) |
(w80 && (via_config->flags & VIA_UDMA) >= VIA_UDMA_66 ? XFER_UDMA_66 : 0) |
(w80 && (via_config->flags & VIA_UDMA) >= VIA_UDMA_100 ? XFER_UDMA_100 : 0) |
(w80 && (via_config->flags & VIA_UDMA) >= VIA_UDMA_133 ? XFER_UDMA_133 : 0));
via_set_drive(drive, speed);
if (drive->autodma && (speed & XFER_MODE) != XFER_PIO)
return HWIF(drive)->ide_dma_on(drive);
return HWIF(drive)->ide_dma_off_quietly(drive);
}
/**
* init_chipset_via82cxxx - initialization handler
* @dev: PCI device
* @name: Name of interface
*
* The initialization callback. Here we determine the IDE chip type
* and initialize its drive independent registers.
*/
static unsigned int __init init_chipset_via82cxxx(struct pci_dev *dev, const char *name)
{
struct pci_dev *isa = NULL;
u8 t, v;
unsigned int u;
int i;
/*
* Find the ISA bridge to see how good the IDE is.
*/
for (via_config = via_isa_bridges; via_config->id; via_config++)
if ((isa = pci_find_device(PCI_VENDOR_ID_VIA +
!!(via_config->flags & VIA_BAD_ID),
via_config->id, NULL))) {
pci_read_config_byte(isa, PCI_REVISION_ID, &t);
if (t >= via_config->rev_min &&
t <= via_config->rev_max)
break;
}
if (!via_config->id) {
printk(KERN_WARNING "VP_IDE: Unknown VIA SouthBridge, disabling DMA.\n");
return -ENODEV;
}
/*
* Check 80-wire cable presence and setup Clk66.
*/
switch (via_config->flags & VIA_UDMA) {
case VIA_UDMA_66:
/* Enable Clk66 */
pci_read_config_dword(dev, VIA_UDMA_TIMING, &u);
pci_write_config_dword(dev, VIA_UDMA_TIMING, u|0x80008);
for (i = 24; i >= 0; i -= 8)
if (((u >> (i & 16)) & 8) &&
((u >> i) & 0x20) &&
(((u >> i) & 7) < 2)) {
/*
* 2x PCI clock and
* UDMA w/ < 3T/cycle
*/
via_80w |= (1 << (1 - (i >> 4)));
}
break;
case VIA_UDMA_100:
pci_read_config_dword(dev, VIA_UDMA_TIMING, &u);
for (i = 24; i >= 0; i -= 8)
if (((u >> i) & 0x10) ||
(((u >> i) & 0x20) &&
(((u >> i) & 7) < 4))) {
/* BIOS 80-wire bit or
* UDMA w/ < 60ns/cycle
*/
via_80w |= (1 << (1 - (i >> 4)));
}
break;
case VIA_UDMA_133:
pci_read_config_dword(dev, VIA_UDMA_TIMING, &u);
for (i = 24; i >= 0; i -= 8)
if (((u >> i) & 0x10) ||
(((u >> i) & 0x20) &&
(((u >> i) & 7) < 6))) {
/* BIOS 80-wire bit or
* UDMA w/ < 60ns/cycle
*/
via_80w |= (1 << (1 - (i >> 4)));
}
break;
}
/* Disable Clk66 */
if (via_config->flags & VIA_BAD_CLK66) {
/* Would cause trouble on 596a and 686 */
pci_read_config_dword(dev, VIA_UDMA_TIMING, &u);
pci_write_config_dword(dev, VIA_UDMA_TIMING, u & ~0x80008);
}
/*
* Check whether interfaces are enabled.
*/
pci_read_config_byte(dev, VIA_IDE_ENABLE, &v);
/*
* Set up FIFO sizes and thresholds.
*/
pci_read_config_byte(dev, VIA_FIFO_CONFIG, &t);
/* Disable PREQ# till DDACK# */
if (via_config->flags & VIA_BAD_PREQ) {
/* Would crash on 586b rev 41 */
t &= 0x7f;
}
/* Fix FIFO split between channels */
if (via_config->flags & VIA_SET_FIFO) {
t &= (t & 0x9f);
switch (v & 3) {
case 2: t |= 0x00; break; /* 16 on primary */
case 1: t |= 0x60; break; /* 16 on secondary */
case 3: t |= 0x20; break; /* 8 pri 8 sec */
}
}
pci_write_config_byte(dev, VIA_FIFO_CONFIG, t);
/*
* Determine system bus clock.
*/
via_clock = system_bus_clock() * 1000;
switch (via_clock) {
case 33000: via_clock = 33333; break;
case 37000: via_clock = 37500; break;
case 41000: via_clock = 41666; break;
}
if (via_clock < 20000 || via_clock > 50000) {
printk(KERN_WARNING "VP_IDE: User given PCI clock speed "
"impossible (%d), using 33 MHz instead.\n", via_clock);
printk(KERN_WARNING "VP_IDE: Use ide0=ata66 if you want "
"to assume 80-wire cable.\n");
via_clock = 33333;
}
/*
* Print the boot message.
*/
pci_read_config_byte(isa, PCI_REVISION_ID, &t);
printk(KERN_INFO "VP_IDE: VIA %s (rev %02x) IDE %s "
"controller on pci%s\n",
via_config->name, t,
via_dma[via_config->flags & VIA_UDMA],
pci_name(dev));
/*
* Setup /proc/ide/via entry.
*/
#if defined(DISPLAY_VIA_TIMINGS) && defined(CONFIG_PROC_FS)
if (!via_proc) {
via_base = pci_resource_start(dev, 4);
bmide_dev = dev;
isa_dev = isa;
ide_pci_create_host_proc("via", via_get_info);
via_proc = 1;
}
#endif /* DISPLAY_VIA_TIMINGS && CONFIG_PROC_FS */
return 0;
}
static void __init init_hwif_via82cxxx(ide_hwif_t *hwif)
{
int i;
hwif->autodma = 0;
hwif->tuneproc = &via82cxxx_tune_drive;
hwif->speedproc = &via_set_drive;
#if defined(CONFIG_PPC_MULTIPLATFORM) && defined(CONFIG_PPC32)
if(_machine == _MACH_chrp && _chrp_type == _CHRP_Pegasos) {
hwif->irq = hwif->channel ? 15 : 14;
}
#endif
for (i = 0; i < 2; i++) {
hwif->drives[i].io_32bit = 1;
hwif->drives[i].unmask = (via_config->flags & VIA_NO_UNMASK) ? 0 : 1;
hwif->drives[i].autotune = 1;
hwif->drives[i].dn = hwif->channel * 2 + i;
}
if (!hwif->dma_base)
return;
hwif->atapi_dma = 1;
hwif->ultra_mask = 0x7f;
hwif->mwdma_mask = 0x07;
hwif->swdma_mask = 0x07;
if (!hwif->udma_four)
hwif->udma_four = (via_80w >> hwif->channel) & 1;
hwif->ide_dma_check = &via82cxxx_ide_dma_check;
if (!noautodma)
hwif->autodma = 1;
hwif->drives[0].autodma = hwif->autodma;
hwif->drives[1].autodma = hwif->autodma;
}
static ide_pci_device_t via82cxxx_chipset __devinitdata = {
.name = "VP_IDE",
.init_chipset = init_chipset_via82cxxx,
.init_hwif = init_hwif_via82cxxx,
.channels = 2,
.autodma = NOAUTODMA,
.enablebits = {{0x40,0x02,0x02}, {0x40,0x01,0x01}},
.bootable = ON_BOARD,
};
static int __devinit via_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
return ide_setup_pci_device(dev, &via82cxxx_chipset);
}
static struct pci_device_id via_pci_tbl[] = {
{ PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C576_1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
{ PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
{ 0, },
};
MODULE_DEVICE_TABLE(pci, via_pci_tbl);
static struct pci_driver driver = {
.name = "VIA_IDE",
.id_table = via_pci_tbl,
.probe = via_init_one,
};
static int via_ide_init(void)
{
return ide_pci_register_driver(&driver);
}
module_init(via_ide_init);
MODULE_AUTHOR("Vojtech Pavlik, Michel Aubry, Jeff Garzik, Andre Hedrick");
MODULE_DESCRIPTION("PCI driver module for VIA IDE");
MODULE_LICENSE("GPL");
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