git.oblomov.eu Git - linux-2.6/blob - 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 #define         APIC_ID_MASK            (0xF<<24)
   7
   8 static inline unsigned get_apic_id(unsigned long x)
   9 {
  10         unsigned int ver = GET_APIC_VERSION(apic_read(APIC_LVR));
  11         if (APIC_XAPIC(ver))
  12                 return (((x)>>24)&0xFF);
  13         else
  14                 return (((x)>>24)&0xF);
  15 }
  16
  17 #define         GET_APIC_ID(x)  get_apic_id(x)
  18
  19 #endif