diff options
Diffstat (limited to 'arch/x86/kvm/kvm_svm.h')
| -rw-r--r-- | arch/x86/kvm/kvm_svm.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/x86/kvm/kvm_svm.h b/arch/x86/kvm/kvm_svm.h new file mode 100644 index 00000000000..ecdfe97e463 --- /dev/null +++ b/arch/x86/kvm/kvm_svm.h @@ -0,0 +1,45 @@ +#ifndef __KVM_SVM_H +#define __KVM_SVM_H + +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/list.h> +#include <linux/kvm_host.h> +#include <asm/msr.h> + +#include "svm.h" + +static const u32 host_save_user_msrs[] = { +#ifdef CONFIG_X86_64 + MSR_STAR, MSR_LSTAR, MSR_CSTAR, MSR_SYSCALL_MASK, MSR_KERNEL_GS_BASE, + MSR_FS_BASE, +#endif + MSR_IA32_SYSENTER_CS, MSR_IA32_SYSENTER_ESP, MSR_IA32_SYSENTER_EIP, +}; + +#define NR_HOST_SAVE_USER_MSRS ARRAY_SIZE(host_save_user_msrs) +#define NUM_DB_REGS 4 + +struct kvm_vcpu; + +struct vcpu_svm { + struct kvm_vcpu vcpu; + struct vmcb *vmcb; + unsigned long vmcb_pa; + struct svm_cpu_data *svm_data; + uint64_t asid_generation; + + unsigned long db_regs[NUM_DB_REGS]; + + u64 next_rip; + + u64 host_user_msrs[NR_HOST_SAVE_USER_MSRS]; + u64 host_gs_base; + unsigned long host_cr2; + unsigned long host_db_regs[NUM_DB_REGS]; + unsigned long host_dr6; + unsigned long host_dr7; +}; + +#endif + |