detect Intel 82801CA IDE chip (830MP) in PIIX
PATCH 1/1 detect Intel 82801CA IDE chip (830MP) in PIIX
I have an Intel830MP based laptop (Fujitsu E-6656 lifebook)
This small patch lets PIIX enable UDMA mode 5 on this chipset.
~mc
drivers/ide/ide-pci.c renamed from drivers/ide/ide-pci.c.orig +2 -0
@@ -38,4 +38,5 @@#define DEVID_PIIX4U3 ((ide_pci_devid_t){PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_9})#define DEVID_PIIX4U4 ((ide_pci_devid_t){PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_8}) +#define DEVID_PIIX4U5 ((ide_pci_devid_t){PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_10})#define DEVID_VIA_IDE ((ide_pci_devid_t){PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C561})#define DEVID_MR_IDE ((ide_pci_devid_t){PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C576_1})
@@ -386,4 +387,5 @@ {DEVID_PIIX4U3, "PIIX4", PCI_PIIX, ATA66_PIIX, INIT_PIIX, NULL, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0 }, {DEVID_PIIX4U4, "PIIX4", PCI_PIIX, ATA66_PIIX, INIT_PIIX, NULL, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0 }, + {DEVID_PIIX4U5, "PIIX4", PCI_PIIX, ATA66_PIIX, INIT_PIIX, NULL, {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, ON_BOARD, 0 }, {DEVID_VIA_IDE, "VIA_IDE", NULL, NULL, NULL, NULL, {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, ON_BOARD, 0 }, {DEVID_MR_IDE, "VP_IDE", PCI_VIA82CXXX, ATA66_VIA82CXXX,INIT_VIA82CXXX, DMA_VIA82CXXX, {{0x40,0x02,0x02}, {0x40,0x01,0x01}}, ON_BOARD, 0 },
drivers/ide/piix.c renamed from drivers/ide/piix.c.orig +3 -1
@@ -92,4 +92,5 @@case PCI_DEVICE_ID_INTEL_82801BA_8 :case PCI_DEVICE_ID_INTEL_82801BA_9 : +case PCI_DEVICE_ID_INTEL_82801CA_10 : p +=sprintf (p,"\n Intel PIIX4 Ultra 100 Chipset.\n" );break ;
@@ -365,5 +366,6 @@byte udma_66 =eighty_ninty_three (drive);int ultra100 = ((dev->device ==PCI_DEVICE_ID_INTEL_82801BA_8 ) || - (dev->device ==PCI_DEVICE_ID_INTEL_82801BA_9 )) ?1 :0 ; + (dev->device ==PCI_DEVICE_ID_INTEL_82801BA_9 ) || + (dev->device ==PCI_DEVICE_ID_INTEL_82801CA_10 )) ?1 :0 ; int ultra66 = ((ultra100) || (dev->device == PCI_DEVICE_ID_INTEL_82801AA_1) ||
include/linux/pci_ids.h renamed from include/linux/pci_ids.h.orig +10 -0
@@ -1595,4 +1595,14 @@#define PCI_DEVICE_ID_INTEL_82801BA_10 0x244c#define PCI_DEVICE_ID_INTEL_82801BA_11 0x244e +#define PCI_DEVICE_ID_INTEL_82801CA_0 0x2480 +#define PCI_DEVICE_ID_INTEL_82801CA_2 0x2482 +#define PCI_DEVICE_ID_INTEL_82801CA_3 0x2483 +#define PCI_DEVICE_ID_INTEL_82801CA_4 0x2484 +#define PCI_DEVICE_ID_INTEL_82801CA_5 0x2485 +#define PCI_DEVICE_ID_INTEL_82801CA_6 0x2486 +#define PCI_DEVICE_ID_INTEL_82801CA_7 0x2487 +#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_82810_MC1 0x7120#define PCI_DEVICE_ID_INTEL_82810_IG1 0x7121