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| author | Ingo Molnar <mingo@elte.hu> | 2008-10-27 12:38:02 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-27 12:38:02 +0100 |
| commit | 5292ae11babca23c3ff82593630d2d7eebc350a9 (patch) | |
| tree | 30a6c8123b35686098f306ea39398b7621f42054 /arch/x86/include/asm/mach-default/mach_apicdef.h | |
| parent | b0f209898f1a177bd503d49215b8c6628797a81c (diff) | |
| parent | 0173a3265b228da319ceb9c1ec6a5682fd1b2d92 (diff) | |
Merge commit 'v2.6.28-rc2' into x86/uv
Diffstat (limited to 'arch/x86/include/asm/mach-default/mach_apicdef.h')
| -rw-r--r-- | arch/x86/include/asm/mach-default/mach_apicdef.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/x86/include/asm/mach-default/mach_apicdef.h b/arch/x86/include/asm/mach-default/mach_apicdef.h new file mode 100644 index 00000000000..53179936d6c --- /dev/null +++ b/arch/x86/include/asm/mach-default/mach_apicdef.h @@ -0,0 +1,24 @@ +#ifndef _ASM_X86_MACH_DEFAULT_MACH_APICDEF_H +#define _ASM_X86_MACH_DEFAULT_MACH_APICDEF_H + +#include <asm/apic.h> + +#ifdef CONFIG_X86_64 +#define APIC_ID_MASK (genapic->apic_id_mask) +#define GET_APIC_ID(x) (genapic->get_apic_id(x)) +#define SET_APIC_ID(x) (genapic->set_apic_id(x)) +#else +#define APIC_ID_MASK (0xF<<24) +static inline unsigned get_apic_id(unsigned long x) +{ + unsigned int ver = GET_APIC_VERSION(apic_read(APIC_LVR)); + if (APIC_XAPIC(ver)) + return (((x)>>24)&0xFF); + else + return (((x)>>24)&0xF); +} + +#define GET_APIC_ID(x) get_apic_id(x) +#endif + +#endif /* _ASM_X86_MACH_DEFAULT_MACH_APICDEF_H */ |