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Fixes LM flag for CPUID extended feature mask (#1202)

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Ryan Houdek
2020-02-09 18:57:46 -08:00
committed by GitHub
parent 63ebcf41a8
commit 1eabe2ffaa
1 changed files with 4 additions and 0 deletions
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4
qemu/target-i386/unicorn.c
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@ -160,6 +160,10 @@ void x86_reg_reset(struct uc_struct *uc)
env->hflags &= ~(HF_ADDSEG_MASK); env->hflags &= ~(HF_ADDSEG_MASK);
env->efer |= MSR_EFER_LMA | MSR_EFER_LME; // extended mode activated env->efer |= MSR_EFER_LMA | MSR_EFER_LME; // extended mode activated
cpu_x86_update_cr0(env, CR0_PE_MASK); // protected mode cpu_x86_update_cr0(env, CR0_PE_MASK); // protected mode
/* If we are operating in 64bit mode then add the Long Mode flag
* to the CPUID feature flag
*/
env->features[FEAT_8000_0001_EDX] |= CPUID_EXT2_LM;
break; break;
} }
} }