diff options
Diffstat (limited to 'target/i386/cpu.c')
| -rw-r--r-- | target/i386/cpu.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 695e01582b..978d24b5ec 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -6238,6 +6238,10 @@ void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count, *ecx |= 1 << 1; /* CmpLegacy bit */ } } + if (tcg_enabled() && env->cpuid_vendor1 == CPUID_VENDOR_INTEL_1 && + !(env->hflags & HF_LMA_MASK)) { + *edx &= ~CPUID_EXT2_SYSCALL; + } break; case 0x80000002: case 0x80000003: |