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cpu: add Cortex-A72 processor kvm target support

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The ARM Cortex-A72 is ARMv8-A micro-architecture,
add kvm target to ARM Cortex-A72 processor definition.

Signed-off-by: Xu Yandong <xuyandong2@huawei.com>
Signed-off-by: Mingwang Li <limingwang@huawei.com>
This commit is contained in:
Chen Qun 2022-02-08 22:18:55 +08:00 committed by yezengruan
parent 324e05ef61
commit a06c9a7f18
1 changed files with 51 additions and 0 deletions
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51
cpu-add-Cortex-A72-processor-kvm-target-support.patch Normal file
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@ -0,0 +1,51 @@
From f0da7fa5230b5f771570b2c12288e4a56a20dd97 Mon Sep 17 00:00:00 2001
From: Xu Yandong <xuyandong2@huawei.com>
Date: Tue, 8 Feb 2022 22:18:55 +0800
Subject: [PATCH] cpu: add Cortex-A72 processor kvm target support
The ARM Cortex-A72 is ARMv8-A micro-architecture,
add kvm target to ARM Cortex-A72 processor definition.
Signed-off-by: Xu Yandong <xuyandong2@huawei.com>
Signed-off-by: Mingwang Li <limingwang@huawei.com>
---
target/arm/cpu64.c | 1 +
target/arm/kvm-consts.h | 3 +++
2 files changed, 4 insertions(+)
diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c
index aaca79f7c3..556b6f3691 100644
--- a/target/arm/cpu64.c
+++ b/target/arm/cpu64.c
@@ -202,6 +202,7 @@ static void aarch64_a72_initfn(Object *obj)
ARMCPU *cpu = ARM_CPU(obj);
cpu->dtb_compatible = "arm,cortex-a72";
+ cpu->kvm_target = QEMU_KVM_ARM_TARGET_GENERIC_V8;
set_feature(&cpu->env, ARM_FEATURE_V8);
set_feature(&cpu->env, ARM_FEATURE_NEON);
set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
diff --git a/target/arm/kvm-consts.h b/target/arm/kvm-consts.h
index 580f1c1fee..5f1311ade7 100644
--- a/target/arm/kvm-consts.h
+++ b/target/arm/kvm-consts.h
@@ -130,6 +130,8 @@ MISMATCH_CHECK(QEMU_PSCI_RET_DISABLED, PSCI_RET_DISABLED);
#define QEMU_KVM_ARM_TARGET_CORTEX_A57 2
#define QEMU_KVM_ARM_TARGET_XGENE_POTENZA 3
#define QEMU_KVM_ARM_TARGET_CORTEX_A53 4
+/* Generic ARM v8 target */
+#define QEMU_KVM_ARM_TARGET_GENERIC_V8 5
/* There's no kernel define for this: sentinel value which
* matches no KVM target value for either 64 or 32 bit
@@ -141,6 +143,7 @@ MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_FOUNDATION_V8, KVM_ARM_TARGET_FOUNDATION_V8);
MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_CORTEX_A57, KVM_ARM_TARGET_CORTEX_A57);
MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_XGENE_POTENZA, KVM_ARM_TARGET_XGENE_POTENZA);
MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_CORTEX_A53, KVM_ARM_TARGET_CORTEX_A53);
+MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_GENERIC_V8, KVM_ARM_TARGET_GENERIC_V8);
#define CP_REG_ARM64 0x6000000000000000ULL
#define CP_REG_ARM_COPROC_MASK 0x000000000FFF0000
--
2.27.0