This patch sets the config space size for AMD Barcelona PCI devices to 4096. Signed-off-by: Robert Richter --- arch/i386/pci/fixup.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) Index: linux-2.6/arch/i386/pci/fixup.c =================================================================== --- linux-2.6.orig/arch/i386/pci/fixup.c +++ linux-2.6/arch/i386/pci/fixup.c @@ -8,6 +8,7 @@ #include #include "pci.h" +#define PCI_CFG_SPACE_EXP_SIZE 4096 static void __devinit pci_fixup_i450nx(struct pci_dev *d) { @@ -444,3 +445,16 @@ static void __devinit pci_siemens_interr } DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SIEMENS, 0x0015, pci_siemens_interrupt_controller); + +/* + * Extend size of PCI configuration space for AMD CPUs + */ +static void __devinit pci_ext_cfg_space_access(struct pci_dev *dev) +{ + dev->cfg_size = PCI_CFG_SPACE_EXP_SIZE; +} +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_FAM10H_HT, pci_ext_cfg_space_access); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_FAM10H_MAP, pci_ext_cfg_space_access); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_FAM10H_DRAM, pci_ext_cfg_space_access); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_FAM10H_MISC, pci_ext_cfg_space_access); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_FAM10H_LINK, pci_ext_cfg_space_access); -- AMD Saxony, Dresden, Germany Operating System Research Center email: robert.richter@amd.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/