diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-06-11 17:55:42 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-06-11 17:55:42 +0200 |
| commit | 940010c5a314a7bd9b498593bc6ba1718ac5aec5 (patch) | |
| tree | d141e08ced08c40c6a8e3ab2cdecde5ff14e560f /arch/x86/kernel/cpu/amd.c | |
| parent | 8dc8e5e8bc0ce00b0f656bf972f67cd8a72759e5 (diff) | |
| parent | 991ec02cdca33b03a132a0cacfe6f0aa0be9aa8d (diff) | |
Merge branch 'linus' into perfcounters/core
Conflicts:
arch/x86/kernel/irqinit.c
arch/x86/kernel/irqinit_64.c
arch/x86/kernel/traps.c
arch/x86/mm/fault.c
include/linux/sched.h
kernel/exit.c
Diffstat (limited to 'arch/x86/kernel/cpu/amd.c')
| -rw-r--r-- | arch/x86/kernel/cpu/amd.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 7e4a459daa6..e5b27d8f1b4 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -6,6 +6,7 @@ #include <asm/processor.h> #include <asm/apic.h> #include <asm/cpu.h> +#include <asm/pci-direct.h> #ifdef CONFIG_X86_64 # include <asm/numa_64.h> @@ -272,7 +273,7 @@ static void __cpuinit srat_detect_node(struct cpuinfo_x86 *c) #if defined(CONFIG_NUMA) && defined(CONFIG_X86_64) int cpu = smp_processor_id(); int node; - unsigned apicid = hard_smp_processor_id(); + unsigned apicid = cpu_has_apic ? hard_smp_processor_id() : c->apicid; node = c->phys_proc_id; if (apicid_to_node[apicid] != NUMA_NO_NODE) @@ -351,6 +352,15 @@ static void __cpuinit early_init_amd(struct cpuinfo_x86 *c) (c->x86_model == 8 && c->x86_mask >= 8)) set_cpu_cap(c, X86_FEATURE_K6_MTRR); #endif +#if defined(CONFIG_X86_LOCAL_APIC) && defined(CONFIG_PCI) + /* check CPU config space for extended APIC ID */ + if (c->x86 >= 0xf) { + unsigned int val; + val = read_pci_config(0, 24, 0, 0x68); + if ((val & ((1 << 17) | (1 << 18))) == ((1 << 17) | (1 << 18))) + set_cpu_cap(c, X86_FEATURE_EXTD_APICID); + } +#endif } static void __cpuinit init_amd(struct cpuinfo_x86 *c) |