arch/x86/include/asm/x2apic.h

   1 /*
   2  * Common bits for X2APIC cluster/physical modes.
   3  */
   4
   5 #ifndef _ASM_X86_X2APIC_H
   6 #define _ASM_X86_X2APIC_H
   7
   8 #include <asm/apic.h>
   9 #include <asm/ipi.h>
  10 #include <linux/cpumask.h>
  11
  12 static int x2apic_apic_id_valid(int apicid)
  13 {
  14         return 1;
  15 }
  16
  17 static int x2apic_apic_id_registered(void)
  18 {
  19         return 1;
  20 }
  21
  22 static void
  23 __x2apic_send_IPI_dest(unsigned int apicid, int vector, unsigned int dest)
  24 {
  25         unsigned long cfg = __prepare_ICR(0, vector, dest);
  26         native_x2apic_icr_write(cfg, apicid);
  27 }
  28
  29 static unsigned int x2apic_get_apic_id(unsigned long id)
  30 {
  31         return id;
  32 }
  33
  34 static unsigned long x2apic_set_apic_id(unsigned int id)
  35 {
  36         return id;
  37 }
  38
  39 static int x2apic_phys_pkg_id(int initial_apicid, int index_msb)
  40 {
  41         return initial_apicid >> index_msb;
  42 }
  43
  44 static void x2apic_send_IPI_self(int vector)
  45 {
  46         apic_write(APIC_SELF_IPI, vector);
  47 }
  48
  49 #endif /* _ASM_X86_X2APIC_H */