[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/arch/x86/kvm/cpuid.h b/src/kernel/linux/v4.14/arch/x86/kvm/cpuid.h
new file mode 100644
index 0000000..d78a614
--- /dev/null
+++ b/src/kernel/linux/v4.14/arch/x86/kvm/cpuid.h
@@ -0,0 +1,168 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef ARCH_X86_KVM_CPUID_H
+#define ARCH_X86_KVM_CPUID_H
+
+#include "x86.h"
+#include <asm/cpu.h>
+#include <asm/processor.h>
+
+int kvm_update_cpuid(struct kvm_vcpu *vcpu);
+bool kvm_mpx_supported(void);
+struct kvm_cpuid_entry2 *kvm_find_cpuid_entry(struct kvm_vcpu *vcpu,
+ u32 function, u32 index);
+int kvm_dev_ioctl_get_cpuid(struct kvm_cpuid2 *cpuid,
+ struct kvm_cpuid_entry2 __user *entries,
+ unsigned int type);
+int kvm_vcpu_ioctl_set_cpuid(struct kvm_vcpu *vcpu,
+ struct kvm_cpuid *cpuid,
+ struct kvm_cpuid_entry __user *entries);
+int kvm_vcpu_ioctl_set_cpuid2(struct kvm_vcpu *vcpu,
+ struct kvm_cpuid2 *cpuid,
+ struct kvm_cpuid_entry2 __user *entries);
+int kvm_vcpu_ioctl_get_cpuid2(struct kvm_vcpu *vcpu,
+ struct kvm_cpuid2 *cpuid,
+ struct kvm_cpuid_entry2 __user *entries);
+bool kvm_cpuid(struct kvm_vcpu *vcpu, u32 *eax, u32 *ebx,
+ u32 *ecx, u32 *edx, bool check_limit);
+
+int cpuid_query_maxphyaddr(struct kvm_vcpu *vcpu);
+
+static inline int cpuid_maxphyaddr(struct kvm_vcpu *vcpu)
+{
+ return vcpu->arch.maxphyaddr;
+}
+
+struct cpuid_reg {
+ u32 function;
+ u32 index;
+ int reg;
+};
+
+static const struct cpuid_reg reverse_cpuid[] = {
+ [CPUID_1_EDX] = { 1, 0, CPUID_EDX},
+ [CPUID_8000_0001_EDX] = {0x80000001, 0, CPUID_EDX},
+ [CPUID_8086_0001_EDX] = {0x80860001, 0, CPUID_EDX},
+ [CPUID_1_ECX] = { 1, 0, CPUID_ECX},
+ [CPUID_C000_0001_EDX] = {0xc0000001, 0, CPUID_EDX},
+ [CPUID_8000_0001_ECX] = {0x80000001, 0, CPUID_ECX},
+ [CPUID_7_0_EBX] = { 7, 0, CPUID_EBX},
+ [CPUID_D_1_EAX] = { 0xd, 1, CPUID_EAX},
+ [CPUID_8000_0008_EBX] = {0x80000008, 0, CPUID_EBX},
+ [CPUID_6_EAX] = { 6, 0, CPUID_EAX},
+ [CPUID_8000_000A_EDX] = {0x8000000a, 0, CPUID_EDX},
+ [CPUID_7_ECX] = { 7, 0, CPUID_ECX},
+ [CPUID_8000_0007_EBX] = {0x80000007, 0, CPUID_EBX},
+ [CPUID_7_EDX] = { 7, 0, CPUID_EDX},
+};
+
+static __always_inline struct cpuid_reg x86_feature_cpuid(unsigned x86_feature)
+{
+ unsigned x86_leaf = x86_feature / 32;
+
+ BUILD_BUG_ON(x86_leaf >= ARRAY_SIZE(reverse_cpuid));
+ BUILD_BUG_ON(reverse_cpuid[x86_leaf].function == 0);
+
+ return reverse_cpuid[x86_leaf];
+}
+
+static __always_inline int *guest_cpuid_get_register(struct kvm_vcpu *vcpu, unsigned x86_feature)
+{
+ struct kvm_cpuid_entry2 *entry;
+ const struct cpuid_reg cpuid = x86_feature_cpuid(x86_feature);
+
+ entry = kvm_find_cpuid_entry(vcpu, cpuid.function, cpuid.index);
+ if (!entry)
+ return NULL;
+
+ switch (cpuid.reg) {
+ case CPUID_EAX:
+ return &entry->eax;
+ case CPUID_EBX:
+ return &entry->ebx;
+ case CPUID_ECX:
+ return &entry->ecx;
+ case CPUID_EDX:
+ return &entry->edx;
+ default:
+ BUILD_BUG();
+ return NULL;
+ }
+}
+
+static __always_inline bool guest_cpuid_has(struct kvm_vcpu *vcpu, unsigned x86_feature)
+{
+ int *reg;
+
+ if (x86_feature == X86_FEATURE_XSAVE &&
+ !static_cpu_has(X86_FEATURE_XSAVE))
+ return false;
+
+ reg = guest_cpuid_get_register(vcpu, x86_feature);
+ if (!reg)
+ return false;
+
+ return *reg & bit(x86_feature);
+}
+
+static __always_inline void guest_cpuid_clear(struct kvm_vcpu *vcpu, unsigned x86_feature)
+{
+ int *reg;
+
+ reg = guest_cpuid_get_register(vcpu, x86_feature);
+ if (reg)
+ *reg &= ~bit(x86_feature);
+}
+
+static inline bool guest_cpuid_is_amd(struct kvm_vcpu *vcpu)
+{
+ struct kvm_cpuid_entry2 *best;
+
+ best = kvm_find_cpuid_entry(vcpu, 0, 0);
+ return best && best->ebx == X86EMUL_CPUID_VENDOR_AuthenticAMD_ebx;
+}
+
+static inline int guest_cpuid_family(struct kvm_vcpu *vcpu)
+{
+ struct kvm_cpuid_entry2 *best;
+
+ best = kvm_find_cpuid_entry(vcpu, 0x1, 0);
+ if (!best)
+ return -1;
+
+ return x86_family(best->eax);
+}
+
+static inline int guest_cpuid_model(struct kvm_vcpu *vcpu)
+{
+ struct kvm_cpuid_entry2 *best;
+
+ best = kvm_find_cpuid_entry(vcpu, 0x1, 0);
+ if (!best)
+ return -1;
+
+ return x86_model(best->eax);
+}
+
+static inline int guest_cpuid_stepping(struct kvm_vcpu *vcpu)
+{
+ struct kvm_cpuid_entry2 *best;
+
+ best = kvm_find_cpuid_entry(vcpu, 0x1, 0);
+ if (!best)
+ return -1;
+
+ return x86_stepping(best->eax);
+}
+
+static inline bool supports_cpuid_fault(struct kvm_vcpu *vcpu)
+{
+ return vcpu->arch.msr_platform_info & MSR_PLATFORM_INFO_CPUID_FAULT;
+}
+
+static inline bool cpuid_fault_enabled(struct kvm_vcpu *vcpu)
+{
+ return vcpu->arch.msr_misc_features_enables &
+ MSR_MISC_FEATURES_ENABLES_CPUID_FAULT;
+}
+
+#endif