diff options
Diffstat (limited to 'arch/x86/kernel/setup_64.c')
| -rw-r--r-- | arch/x86/kernel/setup_64.c | 35 |
1 files changed, 26 insertions, 9 deletions
diff --git a/arch/x86/kernel/setup_64.c b/arch/x86/kernel/setup_64.c index a94fb959a87a..6dff1286ad8a 100644 --- a/arch/x86/kernel/setup_64.c +++ b/arch/x86/kernel/setup_64.c @@ -29,6 +29,7 @@ #include <linux/crash_dump.h> #include <linux/root_dev.h> #include <linux/pci.h> +#include <asm/pci-direct.h> #include <linux/efi.h> #include <linux/acpi.h> #include <linux/kallsyms.h> @@ -40,6 +41,7 @@ #include <linux/dmi.h> #include <linux/dma-mapping.h> #include <linux/ctype.h> +#include <linux/sort.h> #include <linux/uaccess.h> #include <linux/init_ohci1394_dma.h> #include <linux/kvm_para.h> @@ -68,6 +70,7 @@ #include <asm/ds.h> #include <asm/topology.h> #include <asm/trampoline.h> +#include <asm/pat.h> #include <mach_apic.h> #ifdef CONFIG_PARAVIRT @@ -126,7 +129,9 @@ static struct resource standard_io_resources[] = { .flags = IORESOURCE_BUSY | IORESOURCE_IO }, { .name = "timer1", .start = 0x50, .end = 0x53, .flags = IORESOURCE_BUSY | IORESOURCE_IO }, - { .name = "keyboard", .start = 0x60, .end = 0x6f, + { .name = "keyboard", .start = 0x60, .end = 0x60, + .flags = IORESOURCE_BUSY | IORESOURCE_IO }, + { .name = "keyboard", .start = 0x64, .end = 0x64, .flags = IORESOURCE_BUSY | IORESOURCE_IO }, { .name = "dma page reg", .start = 0x80, .end = 0x8f, .flags = IORESOURCE_BUSY | IORESOURCE_IO }, @@ -288,6 +293,18 @@ static void __init parse_setup_data(void) } } +#ifdef CONFIG_PCI_MMCONFIG +extern void __cpuinit fam10h_check_enable_mmcfg(void); +extern void __init check_enable_amd_mmconf_dmi(void); +#else +void __cpuinit fam10h_check_enable_mmcfg(void) +{ +} +void __init check_enable_amd_mmconf_dmi(void) +{ +} +#endif + /* * setup_arch - architecture-specific boot-time initializations * @@ -515,6 +532,9 @@ void __init setup_arch(char **cmdline_p) conswitchp = &dummy_con; #endif #endif + + /* do this before identify_cpu for boot cpu */ + check_enable_amd_mmconf_dmi(); } static int __cpuinit get_model_name(struct cpuinfo_x86 *c) @@ -767,6 +787,9 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c) /* MFENCE stops RDTSC speculation */ set_cpu_cap(c, X86_FEATURE_MFENCE_RDTSC); + if (c->x86 == 0x10) + fam10h_check_enable_mmcfg(); + if (amd_apic_timer_broken()) disable_apic_timer = 1; @@ -928,7 +951,7 @@ static void __cpuinit init_intel(struct cpuinfo_x86 *c) static void __cpuinit early_init_centaur(struct cpuinfo_x86 *c) { if (c->x86 == 0x6 && c->x86_model >= 0xf) - set_bit(X86_FEATURE_CONSTANT_TSC, &c->x86_capability); + set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC); } static void __cpuinit init_centaur(struct cpuinfo_x86 *c) @@ -1043,25 +1066,19 @@ static void __cpuinit early_identify_cpu(struct cpuinfo_x86 *c) if (c->extended_cpuid_level >= 0x80000007) c->x86_power = cpuid_edx(0x80000007); - - clear_cpu_cap(c, X86_FEATURE_PAT); - switch (c->x86_vendor) { case X86_VENDOR_AMD: early_init_amd(c); - if (c->x86 >= 0xf && c->x86 <= 0x11) - set_cpu_cap(c, X86_FEATURE_PAT); break; case X86_VENDOR_INTEL: early_init_intel(c); - if (c->x86 == 0xF || (c->x86 == 6 && c->x86_model >= 15)) - set_cpu_cap(c, X86_FEATURE_PAT); break; case X86_VENDOR_CENTAUR: early_init_centaur(c); break; } + validate_pat_support(c); } /* |