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target/arm: Install ARMISARegisters from kvm host 

The ID registers are replacing (some of) the feature bits.
We need (some of) these values to determine the set of data
to be handled during migration.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20181113180154.17903-2-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2018-11-19 15:29:07 +00:00 committed by Peter Maydell
parent e6ebbd46b6
commit 4674097c32
2 changed files with 2 additions and 0 deletions
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1
target/arm/kvm.c
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@ -158,6 +158,7 @@ void kvm_arm_set_cpu_features_from_host(ARMCPU *cpu)
cpu->kvm_target = arm_host_cpu_features.target;
cpu->dtb_compatible = arm_host_cpu_features.dtb_compatible;
cpu->isar = arm_host_cpu_features.isar;
env->features = arm_host_cpu_features.features;
}

1
target/arm/kvm_arm.h
View File

@ -183,6 +183,7 @@ void kvm_arm_destroy_scratch_host_vcpu(int *fdarray);
* by asking the host kernel)
*/
typedef struct ARMHostCPUFeatures {
ARMISARegisters isar;
uint64_t features;
uint32_t target;
const char *dtb_compatible;