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-rw-r--r--arch/arm64/kvm/guest.c32
-rw-r--r--arch/arm64/kvm/sys_regs_generic_v8.c3
2 files changed, 22 insertions, 13 deletions
diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c
index 3f0731e53274..08745578d54d 100644
--- a/arch/arm64/kvm/guest.c
+++ b/arch/arm64/kvm/guest.c
@@ -207,20 +207,26 @@ int __attribute_const__ kvm_target_cpu(void)
unsigned long implementor = read_cpuid_implementor();
unsigned long part_number = read_cpuid_part_number();
- if (implementor != ARM_CPU_IMP_ARM)
- return -EINVAL;
+ switch (implementor) {
+ case ARM_CPU_IMP_ARM:
+ switch (part_number) {
+ case ARM_CPU_PART_AEM_V8:
+ return KVM_ARM_TARGET_AEM_V8;
+ case ARM_CPU_PART_FOUNDATION:
+ return KVM_ARM_TARGET_FOUNDATION_V8;
+ case ARM_CPU_PART_CORTEX_A57:
+ return KVM_ARM_TARGET_CORTEX_A57;
+ };
+ break;
+ case ARM_CPU_IMP_APM:
+ switch (part_number) {
+ case APM_CPU_PART_POTENZA:
+ return KVM_ARM_TARGET_XGENE_POTENZA;
+ };
+ break;
+ };
- switch (part_number) {
- case ARM_CPU_PART_AEM_V8:
- return KVM_ARM_TARGET_AEM_V8;
- case ARM_CPU_PART_FOUNDATION:
- return KVM_ARM_TARGET_FOUNDATION_V8;
- case ARM_CPU_PART_CORTEX_A57:
- /* Currently handled by the generic backend */
- return KVM_ARM_TARGET_CORTEX_A57;
- default:
- return -EINVAL;
- }
+ return -EINVAL;
}
int kvm_vcpu_set_target(struct kvm_vcpu *vcpu,
diff --git a/arch/arm64/kvm/sys_regs_generic_v8.c b/arch/arm64/kvm/sys_regs_generic_v8.c
index 4268ab9356b1..8fe6f76b0edc 100644
--- a/arch/arm64/kvm/sys_regs_generic_v8.c
+++ b/arch/arm64/kvm/sys_regs_generic_v8.c
@@ -90,6 +90,9 @@ static int __init sys_reg_genericv8_init(void)
&genericv8_target_table);
kvm_register_target_sys_reg_table(KVM_ARM_TARGET_CORTEX_A57,
&genericv8_target_table);
+ kvm_register_target_sys_reg_table(KVM_ARM_TARGET_XGENE_POTENZA,
+ &genericv8_target_table);
+
return 0;
}
late_initcall(sys_reg_genericv8_init);