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Commit efb941fa authored by Vojtech Pavlik's avatar Vojtech Pavlik
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This patch adds support for the new Intel C-ICH and ICH4 IDE controllers.

parent 9dbf0015
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Showing with 36 additions and 26 deletions
drivers/ide/ide-pci.c
View file @ efb941fa
......@@ -201,8 +201,10 @@ static ide_pci_device_t pci_chipsets[] __initdata = {
{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AB_1, pci_init_piix, ata66_piix, ide_init_piix, ide_dmacapable_piix, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0, 0 },
{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_9, pci_init_piix, ata66_piix, ide_init_piix, ide_dmacapable_piix, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0, 0 },
{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_8, pci_init_piix, ata66_piix, ide_init_piix, ide_dmacapable_piix, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0, 0 },
{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801E_9, pci_init_piix, ata66_piix, ide_init_piix, ide_dmacapable_piix, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0, 0 },
{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_10, pci_init_piix, ata66_piix, ide_init_piix, ide_dmacapable_piix, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0, 0 },
{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_11, pci_init_piix, ata66_piix, ide_init_piix, ide_dmacapable_piix, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0, 0 },
{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_9, pci_init_piix, ata66_piix, ide_init_piix, ide_dmacapable_piix, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0, 0 },
{PCI_VENDOR_ID_EFAR, PCI_DEVICE_ID_EFAR_SLC90E66_1, pci_init_piix, ata66_piix, ide_init_piix, ide_dmacapable_piix, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0, 0 },
#endif
#ifdef CONFIG_BLK_DEV_VIA82CXXX
......
drivers/ide/piix.c
View file @ efb941fa
......@@ -61,8 +61,8 @@
#define PIIX_UDMA_NONE 0x00
#define PIIX_UDMA_33 0x01
#define PIIX_UDMA_66 0x02
#define PIIX_UDMA_V66 0x03
#define PIIX_UDMA_100 0x04
#define PIIX_UDMA_100 0x03
#define PIIX_UDMA_133 0x04
#define PIIX_NO_SITRE 0x08 /* Chip doesn't have separate slave timing */
#define PIIX_PINGPONG 0x10 /* Enable ping-pong buffers */
#define PIIX_VICTORY 0x20 /* Efar Victory66 has a different UDMA setup */
......@@ -77,8 +77,10 @@ static struct piix_ide_chip {
unsigned short id;
unsigned char flags;
} piix_ide_chips[] = {
{ PCI_DEVICE_ID_INTEL_82801DB_9, PIIX_UDMA_133 | PIIX_PINGPONG }, /* Intel 82801DB ICH4 */
{ PCI_DEVICE_ID_INTEL_82801CA_11, PIIX_UDMA_100 | PIIX_PINGPONG }, /* Intel 82801CA ICH3 */
{ PCI_DEVICE_ID_INTEL_82801CA_10, PIIX_UDMA_100 | PIIX_PINGPONG }, /* Intel 82801CAM ICH3-M */
{ PCI_DEVICE_ID_INTEL_82801E_9, PIIX_UDMA_100 | PIIX_PINGPONG }, /* Intel 82801E C-ICH */
{ PCI_DEVICE_ID_INTEL_82801BA_9, PIIX_UDMA_100 | PIIX_PINGPONG }, /* Intel 82801BA ICH2 */
{ PCI_DEVICE_ID_INTEL_82801BA_8, PIIX_UDMA_100 | PIIX_PINGPONG }, /* Intel 82801BAM ICH2-M */
{ PCI_DEVICE_ID_INTEL_82801AB_1, PIIX_UDMA_33 | PIIX_PINGPONG }, /* Intel 82801AB ICH0 */
......@@ -88,7 +90,7 @@ static struct piix_ide_chip {
{ PCI_DEVICE_ID_INTEL_82371AB, PIIX_UDMA_33 }, /* Intel 82371AB/EB PIIX4/4E */
{ PCI_DEVICE_ID_INTEL_82371SB_1, PIIX_UDMA_NONE }, /* Intel 82371SB PIIX3 */
{ PCI_DEVICE_ID_INTEL_82371FB_1, PIIX_UDMA_NONE | PIIX_NO_SITRE | PIIX_CHECK_REV }, /* Intel 82371FB PIIX */
{ PCI_DEVICE_ID_EFAR_SLC90E66_1, PIIX_UDMA_V66 | PIIX_VICTORY }, /* Efar Victory66 */
{ PCI_DEVICE_ID_EFAR_SLC90E66_1, PIIX_UDMA_66 | PIIX_VICTORY }, /* Efar Victory66 */
{ 0 }
};
......@@ -97,7 +99,7 @@ static unsigned char piix_enabled;
static unsigned int piix_80w;
static unsigned int piix_clock;
static char *piix_dma[] = { "MWDMA16", "UDMA33", "UDMA66", "UDMA66", "UDMA100" };
static char *piix_dma[] = { "MWDMA16", "UDMA33", "UDMA66", "UDMA133" };
/*
* PIIX/ICH /proc entry.
......@@ -318,20 +320,19 @@ static int piix_set_drive(ide_drive_t *drive, unsigned char speed)
{
ide_drive_t *peer = drive->channel->drives + (~drive->dn & 1);
struct ata_timing t, p;
int err, T, UT, umul;
int err, T, UT, umul = 1;
if (speed != XFER_PIO_SLOW && speed != drive->current_speed)
if ((err = ide_config_drive_speed(drive, speed)))
return err;
umul = min((speed > XFER_UDMA_4) ? 4 : ((speed > XFER_UDMA_2) ? 2 : 1),
piix_config->flags & PIIX_UDMA);
if (piix_config->flags & PIIX_VICTORY)
if (speed > XFER_UDMA_2 && (piix_config->flags & PIIX_UDMA >= PIIX_UDMA_66))
umul = 2;
if (speed > XFER_UDMA_4 && (piix_config->flags & PIIX_UDMA >= PIIX_UDMA_100))
umul = 4;
T = 1000000000 / piix_clock;
UT = umul ? (T / umul) : 0;
UT = T / umul;
ata_timing_compute(drive, speed, &t, T, UT);
......@@ -388,7 +389,8 @@ int piix_dmaproc(ide_dma_action_t func, ide_drive_t *drive)
(piix_config->flags & PIIX_NODMA ? 0 : (XFER_SWDMA | XFER_MWDMA |
(piix_config->flags & PIIX_UDMA ? XFER_UDMA : 0) |
(w80 && (piix_config->flags & PIIX_UDMA) >= PIIX_UDMA_66 ? XFER_UDMA_66 : 0) |
(w80 && (piix_config->flags & PIIX_UDMA) >= PIIX_UDMA_100 ? XFER_UDMA_100 : 0))));
(w80 && (piix_config->flags & PIIX_UDMA) >= PIIX_UDMA_100 ? XFER_UDMA_100 : 0) |
(w80 && (piix_config->flags & PIIX_UDMA) >= PIIX_UDMA_133 ? XFER_UDMA_133 : 0))));
piix_set_drive(drive, speed);
......@@ -458,15 +460,17 @@ unsigned int __init pci_init_piix(struct pci_dev *dev, const char *name)
switch (piix_config->flags & PIIX_UDMA) {
case PIIX_UDMA_66:
if (piix->config && PIIX_VICTORY) {
pci_read_config_byte(dev, PIIX_IDESTAT, &t);
piix_80w = ((t & 2) ? 1 : 0) | ((t & 1) ? 2 : 0);
break;
}
case PIIX_UDMA_100:
case PIIX_UDMA_133:
pci_read_config_dword(dev, PIIX_IDECFG, &u);
piix_80w = ((u & 0x30) ? 1 : 0) | ((u & 0xc0) ? 2 : 0);
break;
case PIIX_UDMA_V66:
pci_read_config_byte(dev, PIIX_IDESTAT, &t);
piix_80w = ((t & 2) ? 1 : 0) | ((t & 1) ? 2 : 0);
break;
}
/*
......
drivers/pci/pci.ids
View file @ efb941fa
......@@ -5097,9 +5097,11 @@
244b 82820 820 (Camino 2) Chipset IDE U100
244c 82820 820 (Camino 2) Chipset ISA Bridge (ICH2-M)
244e 82820 820 (Camino 2) Chipset PCI
245b 82801E C-ICH IDE
2485 AC'97 Audio Controller
248a 82801CAM ICH3-M IDE
248b 82801CA ICH3 IDE
24cb 82801DB ICH4 IDE
2500 82820 820 (Camino) Chipset Host Bridge (MCH)
1043 801c P3C-2000 system chipset
2501 82820 820 (Camino) Chipset Host Bridge (MCH)
......
include/linux/pci_ids.h
View file @ efb941fa
......@@ -1631,15 +1631,6 @@
#define PCI_DEVICE_ID_INTEL_82380FB 0x124b
#define PCI_DEVICE_ID_INTEL_82439 0x1250
#define PCI_DEVICE_ID_INTEL_80960_RP 0x1960
#define PCI_DEVICE_ID_INTEL_82371SB_0 0x7000
#define PCI_DEVICE_ID_INTEL_82371SB_1 0x7010
#define PCI_DEVICE_ID_INTEL_82371SB_2 0x7020
#define PCI_DEVICE_ID_INTEL_82437VX 0x7030
#define PCI_DEVICE_ID_INTEL_82439TX 0x7100
#define PCI_DEVICE_ID_INTEL_82371AB_0 0x7110
#define PCI_DEVICE_ID_INTEL_82371AB 0x7111
#define PCI_DEVICE_ID_INTEL_82371AB_2 0x7112
#define PCI_DEVICE_ID_INTEL_82371AB_3 0x7113
#define PCI_DEVICE_ID_INTEL_82801AA_0 0x2410
#define PCI_DEVICE_ID_INTEL_82801AA_1 0x2411
#define PCI_DEVICE_ID_INTEL_82801AA_2 0x2412
......@@ -1666,6 +1657,7 @@
#define PCI_DEVICE_ID_INTEL_82801BA_9 0x244b
#define PCI_DEVICE_ID_INTEL_82801BA_10 0x244c
#define PCI_DEVICE_ID_INTEL_82801BA_11 0x244e
#define PCI_DEVICE_ID_INTEL_82801E_9 0x245b
#define PCI_DEVICE_ID_INTEL_82801CA_0 0x2480
#define PCI_DEVICE_ID_INTEL_82801CA_2 0x2482
#define PCI_DEVICE_ID_INTEL_82801CA_3 0x2483
......@@ -1676,7 +1668,17 @@
#define PCI_DEVICE_ID_INTEL_82801CA_10 0x248a
#define PCI_DEVICE_ID_INTEL_82801CA_11 0x248b
#define PCI_DEVICE_ID_INTEL_82801CA_12 0x248c
#define PCI_DEVICE_ID_INTEL_82801DB_9 0x24cb
#define PCI_DEVICE_ID_INTEL_80310 0x530d
#define PCI_DEVICE_ID_INTEL_82371SB_0 0x7000
#define PCI_DEVICE_ID_INTEL_82371SB_1 0x7010
#define PCI_DEVICE_ID_INTEL_82371SB_2 0x7020
#define PCI_DEVICE_ID_INTEL_82437VX 0x7030
#define PCI_DEVICE_ID_INTEL_82439TX 0x7100
#define PCI_DEVICE_ID_INTEL_82371AB_0 0x7110
#define PCI_DEVICE_ID_INTEL_82371AB 0x7111
#define PCI_DEVICE_ID_INTEL_82371AB_2 0x7112
#define PCI_DEVICE_ID_INTEL_82371AB_3 0x7113
#define PCI_DEVICE_ID_INTEL_82810_MC1 0x7120
#define PCI_DEVICE_ID_INTEL_82810_IG1 0x7121
#define PCI_DEVICE_ID_INTEL_82810_MC3 0x7122
......
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