diff options
| author | Feng Tang <feng.tang@intel.com> | 2009-08-14 21:37:50 +0200 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2009-08-29 01:57:34 +0200 |
| commit | 5f0db7a2fb78895a197f64e548333b3bbd433996 (patch) | |
| tree | f567926a5c29626553b3b8918eaa4c57502c0bce | |
| parent | x86: add arch-specific SFI support (diff) | |
| download | linux-5f0db7a2fb78895a197f64e548333b3bbd433996.tar.xz linux-5f0db7a2fb78895a197f64e548333b3bbd433996.zip | |
SFI: Hook PCI MMCONFIG
First check ACPI, and if that fails, ask SFI to find the MCFG.
Signed-off-by: Feng Tang <feng.tang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
| -rw-r--r-- | arch/x86/Kconfig | 2 | ||||
| -rw-r--r-- | arch/x86/pci/mmconfig-shared.c | 6 | ||||
| -rw-r--r-- | arch/x86/pci/mmconfig_32.c | 2 |
3 files changed, 6 insertions, 4 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index d8ba42418d33..4c92c91f354b 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1880,7 +1880,7 @@ config PCI_DIRECT config PCI_MMCONFIG def_bool y - depends on X86_32 && PCI && ACPI && (PCI_GOMMCONFIG || PCI_GOANY) + depends on X86_32 && PCI && (ACPI || SFI) && (PCI_GOMMCONFIG || PCI_GOANY) config PCI_OLPC def_bool y diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c index b707a0141d3b..602c172d3bd5 100644 --- a/arch/x86/pci/mmconfig-shared.c +++ b/arch/x86/pci/mmconfig-shared.c @@ -13,10 +13,12 @@ #include <linux/pci.h> #include <linux/init.h> #include <linux/acpi.h> +#include <linux/sfi_acpi.h> #include <linux/bitmap.h> #include <linux/sort.h> #include <asm/e820.h> #include <asm/pci_x86.h> +#include <asm/acpi.h> #define PREFIX "PCI: " @@ -493,7 +495,7 @@ static void __init pci_mmcfg_reject_broken(int early) (unsigned int)cfg->start_bus_number, (unsigned int)cfg->end_bus_number); - if (!early) + if (!early && !acpi_disabled) valid = is_mmconf_reserved(is_acpi_reserved, addr, size, i, cfg, 0); if (valid) @@ -608,7 +610,7 @@ static void __init __pci_mmcfg_init(int early) } if (!known_bridge) - acpi_table_parse(ACPI_SIG_MCFG, pci_parse_mcfg); + acpi_sfi_table_parse(ACPI_SIG_MCFG, pci_parse_mcfg); pci_mmcfg_reject_broken(early); diff --git a/arch/x86/pci/mmconfig_32.c b/arch/x86/pci/mmconfig_32.c index 8b2d561046a3..f10a7e94a84c 100644 --- a/arch/x86/pci/mmconfig_32.c +++ b/arch/x86/pci/mmconfig_32.c @@ -11,9 +11,9 @@ #include <linux/pci.h> #include <linux/init.h> -#include <linux/acpi.h> #include <asm/e820.h> #include <asm/pci_x86.h> +#include <acpi/acpi.h> /* Assume systems with more busses have correct MCFG */ #define mmcfg_virt_addr ((void __iomem *) fix_to_virt(FIX_PCIE_MCFG)) |