Revision 457dfed6 target-i386/kvm.c
| b/target-i386/kvm.c | ||
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#endif |
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static void kvm_trim_features(uint32_t *features, uint32_t supported) |
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{
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int i; |
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uint32_t mask; |
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for (i = 0; i < 32; ++i) {
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mask = 1U << i; |
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if ((*features & mask) && !(supported & mask)) {
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*features &= ~mask; |
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} |
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} |
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} |
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#ifdef CONFIG_KVM_PARA |
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struct kvm_para_features {
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int cap; |
| ... | ... | |
| 191 | 178 |
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env->mp_state = KVM_MP_STATE_RUNNABLE; |
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kvm_trim_features(&env->cpuid_features, |
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kvm_arch_get_supported_cpuid(env, 1, R_EDX)); |
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env->cpuid_features &= kvm_arch_get_supported_cpuid(env, 1, R_EDX); |
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i = env->cpuid_ext_features & CPUID_EXT_HYPERVISOR; |
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kvm_trim_features(&env->cpuid_ext_features, |
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kvm_arch_get_supported_cpuid(env, 1, R_ECX)); |
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env->cpuid_ext_features &= kvm_arch_get_supported_cpuid(env, 1, R_ECX); |
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env->cpuid_ext_features |= i; |
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kvm_trim_features(&env->cpuid_ext2_features,
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kvm_arch_get_supported_cpuid(env, 0x80000001, R_EDX));
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kvm_trim_features(&env->cpuid_ext3_features,
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kvm_arch_get_supported_cpuid(env, 0x80000001, R_ECX));
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env->cpuid_ext2_features &= kvm_arch_get_supported_cpuid(env, 0x80000001,
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R_EDX);
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env->cpuid_ext3_features &= kvm_arch_get_supported_cpuid(env, 0x80000001,
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R_ECX);
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cpuid_i = 0; |
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