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i386: Implement EBL_CR_POWERON MSR for Xbox CPU

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Stefan Schmidt 2023-11-02 03:16:58 +01:00 committed by mborgerson
parent a8d8ef5484
commit 8707d2aa26
2 changed files with 6 additions and 0 deletions
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1
target/i386/cpu.h
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@ -378,6 +378,7 @@ typedef enum X86Seg {
#define MSR_IA32_APICBASE_ENABLE (1<<11) #define MSR_IA32_APICBASE_ENABLE (1<<11)
#define MSR_IA32_APICBASE_EXTD (1 << 10) #define MSR_IA32_APICBASE_EXTD (1 << 10)
#define MSR_IA32_APICBASE_BASE (0xfffffU<<12) #define MSR_IA32_APICBASE_BASE (0xfffffU<<12)
#define MSR_IA32_EBL_CR_POWERON 0x2a
#define MSR_IA32_FEATURE_CONTROL 0x0000003a #define MSR_IA32_FEATURE_CONTROL 0x0000003a
#define MSR_TSC_ADJUST 0x0000003b #define MSR_TSC_ADJUST 0x0000003b
#define MSR_IA32_SPEC_CTRL 0x48 #define MSR_IA32_SPEC_CTRL 0x48

5
target/i386/tcg/sysemu/misc_helper.c
View File

@ -428,6 +428,11 @@ void helper_rdmsr(CPUX86State *env)
val = 0; val = 0;
} }
break; break;
#ifdef XBOX
case MSR_IA32_EBL_CR_POWERON:
val = 0xc5040000;
break;
#endif
case MSR_MCG_CAP: case MSR_MCG_CAP:
val = env->mcg_cap; val = env->mcg_cap;
break; break;