include/asm-x86/mach-default/mach_apicdef.h

   1 #ifndef __ASM_MACH_APICDEF_H
   2 #define __ASM_MACH_APICDEF_H
   3
   4 #include <asm/apic.h>
   5
   6 #ifdef CONFIG_X86_64
   7 #define APIC_ID_MASK            (0xFFu<<24)
   8 #define SET_APIC_ID(x)          (((x)<<24))
   9 #else
  10 #define         APIC_ID_MASK            (0xF<<24)
  11 #endif
  12
  13 static inline unsigned get_apic_id(unsigned long x)
  14 {
  15         unsigned int ver = GET_APIC_VERSION(apic_read(APIC_LVR));
  16         if (APIC_XAPIC(ver))
  17                 return (((x)>>24)&0xFF);
  18         else
  19                 return (((x)>>24)&0xF);
  20 }
  21
  22 #define         GET_APIC_ID(x)  get_apic_id(x)
  23
  24 #endif