diff options
Diffstat (limited to 'sys/amd64/vmm/intel/vmx.c')
| -rw-r--r-- | sys/amd64/vmm/intel/vmx.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/sys/amd64/vmm/intel/vmx.c b/sys/amd64/vmm/intel/vmx.c index 16d750e..28d6504 100644 --- a/sys/amd64/vmm/intel/vmx.c +++ b/sys/amd64/vmm/intel/vmx.c @@ -1337,6 +1337,30 @@ vmx_emulate_cr_access(struct vmx *vmx, int vcpu, uint64_t exitqual) return (HANDLED); } +static enum vie_cpu_mode +vmx_cpu_mode(void) +{ + + if (vmcs_read(VMCS_GUEST_IA32_EFER) & EFER_LMA) + return (CPU_MODE_64BIT); + else + return (CPU_MODE_COMPATIBILITY); +} + +static enum vie_paging_mode +vmx_paging_mode(void) +{ + + if (!(vmcs_read(VMCS_GUEST_CR0) & CR0_PG)) + return (PAGING_MODE_FLAT); + if (!(vmcs_read(VMCS_GUEST_CR4) & CR4_PAE)) + return (PAGING_MODE_32); + if (vmcs_read(VMCS_GUEST_IA32_EFER) & EFER_LME) + return (PAGING_MODE_64); + else + return (PAGING_MODE_PAE); +} + static int ept_fault_type(uint64_t ept_qual) { @@ -1496,6 +1520,8 @@ vmx_handle_apic_access(struct vmx *vmx, int vcpuid, struct vm_exit *vmexit) vmexit->u.inst_emul.gpa = DEFAULT_APIC_BASE + offset; vmexit->u.inst_emul.gla = VIE_INVALID_GLA; vmexit->u.inst_emul.cr3 = vmcs_guest_cr3(); + vmexit->u.inst_emul.cpu_mode = vmx_cpu_mode(); + vmexit->u.inst_emul.paging_mode = vmx_paging_mode(); } /* @@ -1714,6 +1740,8 @@ vmx_exit_process(struct vmx *vmx, int vcpu, struct vm_exit *vmexit) vmexit->u.inst_emul.gpa = gpa; vmexit->u.inst_emul.gla = vmcs_gla(); vmexit->u.inst_emul.cr3 = vmcs_guest_cr3(); + vmexit->u.inst_emul.cpu_mode = vmx_cpu_mode(); + vmexit->u.inst_emul.paging_mode = vmx_paging_mode(); vmm_stat_incr(vmx->vm, vcpu, VMEXIT_INST_EMUL, 1); } /* |
