Gleb Natapov wrote:
#define MSR_MTRRcap 0xfediff --git a/target-i386/helper.c b/target-i386/helper.c index 23efcf4..170c3f7 100644 --- a/target-i386/helper.c +++ b/target-i386/helper.c @@ -148,7 +148,7 @@ static x86_def_t x86_defs[] = { CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA | /* this feature is needed for Solaris and isn't fully implemented */ CPUID_PSE36, - .ext_features = CPUID_EXT_SSE3, + .ext_features = CPUID_EXT_SSE3 | CPUID_EXT_X2APIC,.ext2_features = (PPRO_FEATURES & 0x0183F3FF) | CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX |CPUID_EXT2_3DNOW | CPUID_EXT2_3DNOWEXT, @@ -199,7 +199,8 @@ static x86_def_t x86_defs[] = { /* The original CPU also implements these ext features: CPUID_EXT_DTES64, CPUID_EXT_DSCPL, CPUID_EXT_VMX, CPUID_EXT_EST, CPUID_EXT_TM2, CPUID_EXT_CX16, CPUID_EXT_XTPR, CPUID_EXT_PDCM */ - .ext_features = CPUID_EXT_SSE3 | CPUID_EXT_MONITOR | CPUID_EXT_SSSE3, + .ext_features = CPUID_EXT_SSE3 | CPUID_EXT_MONITOR | CPUID_EXT_SSSE3 | + CPUID_EXT_X2APIC, .ext2_features = CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX, /* Missing: .ext3_features = CPUID_EXT3_LAHF_LM */ .xlevel = 0x80000008,
x2apic is not present on most cpus, so it should not be available by default. Users can enable it with -cpu +x2apic
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