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kernel/linux-rt-4.4.41/arch/x86/include/asm/x2apic.h 857 Bytes
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  /*
   * Common bits for X2APIC cluster/physical modes.
   */
  
  #ifndef _ASM_X86_X2APIC_H
  #define _ASM_X86_X2APIC_H
  
  #include <asm/apic.h>
  #include <asm/ipi.h>
  #include <linux/cpumask.h>
  
  static int x2apic_apic_id_valid(int apicid)
  {
  	return 1;
  }
  
  static int x2apic_apic_id_registered(void)
  {
  	return 1;
  }
  
  static void
  __x2apic_send_IPI_dest(unsigned int apicid, int vector, unsigned int dest)
  {
  	unsigned long cfg = __prepare_ICR(0, vector, dest);
  	native_x2apic_icr_write(cfg, apicid);
  }
  
  static unsigned int x2apic_get_apic_id(unsigned long id)
  {
  	return id;
  }
  
  static unsigned long x2apic_set_apic_id(unsigned int id)
  {
  	return id;
  }
  
  static int x2apic_phys_pkg_id(int initial_apicid, int index_msb)
  {
  	return initial_apicid >> index_msb;
  }
  
  static void x2apic_send_IPI_self(int vector)
  {
  	apic_write(APIC_SELF_IPI, vector);
  }
  
  #endif /* _ASM_X86_X2APIC_H */