openwrt-owl/target/linux/layerscape/patches-4.4/3118-armv8-aarch32-Add-KVM-...

35 lines
1.1 KiB
Diff

From 44914d3b7baff0f96c3584e4d46aa992e402ef4f Mon Sep 17 00:00:00 2001
From: Ying Zhang <ying.zhang22455@nxp.com>
Date: Thu, 29 Sep 2016 11:16:16 +0800
Subject: [PATCH 118/124] armv8: aarch32: Add KVM support for AArch32 on ARMv8
This patch is to add KVM support for AArch32 execution state on ARMv8.
Signed-off-by: Alison Wang <alison.wang@nxp.com>
---
arch/arm/include/asm/cputype.h | 2 ++
arch/arm/kvm/guest.c | 1 +
2 files changed, 3 insertions(+)
--- a/arch/arm/include/asm/cputype.h
+++ b/arch/arm/include/asm/cputype.h
@@ -76,6 +76,8 @@
#define ARM_CPU_PART_CORTEX_A15 0x4100c0f0
#define ARM_CPU_PART_MASK 0xff00fff0
+#define ARM_CPU_PART_CORTEX_AARCH32_A53 0x4100d030
+
#define ARM_CPU_XSCALE_ARCH_MASK 0xe000
#define ARM_CPU_XSCALE_ARCH_V1 0x2000
#define ARM_CPU_XSCALE_ARCH_V2 0x4000
--- a/arch/arm/kvm/guest.c
+++ b/arch/arm/kvm/guest.c
@@ -247,6 +247,7 @@ int __attribute_const__ kvm_target_cpu(v
{
switch (read_cpuid_part()) {
case ARM_CPU_PART_CORTEX_A7:
+ case ARM_CPU_PART_CORTEX_AARCH32_A53:
return KVM_ARM_TARGET_CORTEX_A7;
case ARM_CPU_PART_CORTEX_A15:
return KVM_ARM_TARGET_CORTEX_A15;