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Fix PIIX4 SMB region size 

Petr Vandrovec correctly points out that the SMB region of the PIIX4 is
just 16 bytes, not 32.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Linus Torvalds 2005-10-30 14:40:07 -08:00
parent 9f75e1eff3
commit 08db2a701b
1 changed files with 2 additions and 2 deletions
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4
drivers/pci/quirks.c
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@ -356,7 +356,7 @@ static void piix4_mem_quirk(struct pci_dev *dev, const char *name, unsigned int
/* /*
* PIIX4 ACPI: Two IO regions pointed to by longwords at * PIIX4 ACPI: Two IO regions pointed to by longwords at
* 0x40 (64 bytes of ACPI registers) * 0x40 (64 bytes of ACPI registers)
* 0x90 (32 bytes of SMB registers) * 0x90 (16 bytes of SMB registers)
* and a few strange programmable PIIX4 device resources. * and a few strange programmable PIIX4 device resources.
*/ */
static void __devinit quirk_piix4_acpi(struct pci_dev *dev) static void __devinit quirk_piix4_acpi(struct pci_dev *dev)
@ -366,7 +366,7 @@ static void __devinit quirk_piix4_acpi(struct pci_dev *dev)
pci_read_config_dword(dev, 0x40, &region); pci_read_config_dword(dev, 0x40, &region);
quirk_io_region(dev, region, 64, PCI_BRIDGE_RESOURCES, "PIIX4 ACPI"); quirk_io_region(dev, region, 64, PCI_BRIDGE_RESOURCES, "PIIX4 ACPI");
pci_read_config_dword(dev, 0x90, &region); pci_read_config_dword(dev, 0x90, &region);
quirk_io_region(dev, region, 32, PCI_BRIDGE_RESOURCES+1, "PIIX4 SMB"); quirk_io_region(dev, region, 16, PCI_BRIDGE_RESOURCES+1, "PIIX4 SMB");
/* Device resource A has enables for some of the other ones */ /* Device resource A has enables for some of the other ones */
pci_read_config_dword(dev, 0x5c, &res_a); pci_read_config_dword(dev, 0x5c, &res_a);