drivers/kvm/kvm_svm.h

   1 #ifndef __KVM_SVM_H
   2 #define __KVM_SVM_H
   3
   4 #include <linux/kernel.h>
   5 #include <linux/types.h>
   6 #include <linux/list.h>
   7 #include <asm/msr.h>
   8
   9 #include "svm.h"
  10 #include "kvm.h"
  11
  12 static const u32 host_save_msrs[] = {
  13 #ifdef CONFIG_X86_64
  14         MSR_STAR, MSR_LSTAR, MSR_CSTAR, MSR_SYSCALL_MASK, MSR_KERNEL_GS_BASE,
  15         MSR_FS_BASE, MSR_GS_BASE,
  16 #endif
  17         MSR_IA32_SYSENTER_CS, MSR_IA32_SYSENTER_ESP, MSR_IA32_SYSENTER_EIP,
  18         MSR_IA32_DEBUGCTLMSR, /*MSR_IA32_LASTBRANCHFROMIP,
  19         MSR_IA32_LASTBRANCHTOIP, MSR_IA32_LASTINTFROMIP,MSR_IA32_LASTINTTOIP,*/
  20 };
  21
  22 #define NR_HOST_SAVE_MSRS ARRAY_SIZE(host_save_msrs)
  23 #define NUM_DB_REGS 4
  24
  25 struct vcpu_svm {
  26         struct vmcb *vmcb;
  27         unsigned long vmcb_pa;
  28         struct svm_cpu_data *svm_data;
  29         uint64_t asid_generation;
  30
  31         unsigned long cr0;
  32         unsigned long cr4;
  33         unsigned long db_regs[NUM_DB_REGS];
  34
  35         u64 next_rip;
  36
  37         u64 host_msrs[NR_HOST_SAVE_MSRS];
  38         unsigned long host_cr2;
  39         unsigned long host_db_regs[NUM_DB_REGS];
  40         unsigned long host_dr6;
  41         unsigned long host_dr7;
  42 };
  43
  44 #endif
  45