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Merge branch 'master' of https://github.com/86Box/86Box

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This commit is contained in:
OBattler
2023-11-06 06:50:37 +01:00
parent 436d8ceaf7 63e01c584a
commit 6bab813184
1 changed files with 12 additions and 25 deletions
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37
src/cpu/cpu.c
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@@ -1389,7 +1389,6 @@ cpu_set(void)
cpu_features = CPU_FEATURE_RDTSC | CPU_FEATURE_MSR | CPU_FEATURE_CR4 | CPU_FEATURE_VME;
if (cpu_s->cpu_type == CPU_PENTIUMMMX)
cpu_features |= CPU_FEATURE_MMX;
msr.fcr = (1 << 8) | (1 << 9) | (1 << 12) | (1 << 16) | (1 << 19) | (1 << 21);
cpu_CR4_mask = CR4_VME | CR4_PVI | CR4_TSD | CR4_DE | CR4_PSE | CR4_MCE | CR4_PCE;
#ifdef USE_DYNAREC
codegen_timing_set(&codegen_timing_pentium);
@@ -1503,7 +1502,6 @@ cpu_set(void)
cpu_features |= CPU_FEATURE_MSR | CPU_FEATURE_CR4;
if (cpu_s->cpu_type == CPU_Cx6x86MX)
cpu_features |= CPU_FEATURE_MMX;
msr.fcr = (1 << 8) | (1 << 9) | (1 << 12) | (1 << 16) | (1 << 19) | (1 << 21);
if (cpu_s->cpu_type >= CPU_CxGX1)
cpu_CR4_mask = CR4_TSD | CR4_DE | CR4_PCE;
@@ -1598,7 +1596,6 @@ cpu_set(void)
cpu_features |= CPU_FEATURE_3DNOW;
if ((cpu_s->cpu_type == CPU_K6_2P) || (cpu_s->cpu_type == CPU_K6_3P))
cpu_features |= CPU_FEATURE_3DNOWE;
msr.fcr = (1 << 8) | (1 << 9) | (1 << 12) | (1 << 16) | (1 << 19) | (1 << 21);
#if defined(DEV_BRANCH) && defined(USE_AMD_K5)
cpu_CR4_mask = CR4_TSD | CR4_DE | CR4_MCE;
if (cpu_s->cpu_type >= CPU_K6) {
@@ -1701,7 +1698,6 @@ cpu_set(void)
cpu_features = CPU_FEATURE_RDTSC | CPU_FEATURE_MSR | CPU_FEATURE_CR4 | CPU_FEATURE_VME;
if (cpu_s->cpu_type >= CPU_PENTIUM2)
cpu_features |= CPU_FEATURE_MMX;
msr.fcr = (1 << 8) | (1 << 9) | (1 << 12) | (1 << 16) | (1 << 19) | (1 << 21);
cpu_CR4_mask = CR4_VME | CR4_PVI | CR4_TSD | CR4_DE | CR4_PSE | CR4_MCE | CR4_PAE | CR4_PCE | CR4_PGE;
if (cpu_s->cpu_type == CPU_PENTIUM2D)
cpu_CR4_mask |= CR4_OSFXSR;
@@ -1749,8 +1745,8 @@ cpu_set(void)
timing_misaligned = 2;
cpu_features = CPU_FEATURE_RDTSC | CPU_FEATURE_MMX | CPU_FEATURE_MSR | CPU_FEATURE_CR4 | CPU_FEATURE_3DNOW;
msr.fcr = (1 << 8) | (1 << 9) | (1 << 12) | (1 << 16) | (1 << 18) | (1 << 19) | (1 << 20) | (1 << 21);
cpu_CR4_mask = CR4_TSD | CR4_DE | CR4_MCE | CR4_PCE;
msr.fcr = (1 << 7) | (1 << 8) | (1 << 9) | (1 << 12) | (1 << 16) | (1 << 18) | (1 << 19) | (1 << 20) | (1 << 21);
cpu_CR4_mask = CR4_TSD | CR4_DE | CR4_MCE | CR4_PCE | CR4_PGE;
cpu_cyrix_alignment = 1;
@@ -2437,6 +2433,8 @@ cpu_CPUID(void)
EDX = CPUID_FPU | CPUID_TSC | CPUID_MSR | CPUID_MCE | CPUID_MMX | CPUID_MTRR;
if (cpu_has_feature(CPU_FEATURE_CX8))
EDX |= CPUID_CMPXCHG8B;
if (msr.fcr & (1 << 7))
EDX |= CPUID_PGE;
break;
case 0x80000000:
EAX = 0x80000005;
@@ -2446,6 +2444,8 @@ cpu_CPUID(void)
EDX = CPUID_FPU | CPUID_TSC | CPUID_MSR | CPUID_MCE | CPUID_MMX | CPUID_MTRR | CPUID_3DNOW;
if (cpu_has_feature(CPU_FEATURE_CX8))
EDX |= CPUID_CMPXCHG8B;
if (msr.fcr & (1 << 7))
EDX |= CPUID_PGE;
break;
case 0x80000002: /* Processor name string */
EAX = 0x20414956; /* VIA Samuel */
@@ -2479,21 +2479,6 @@ cpu_ven_reset(void)
msr.fcr |= (1 << 18) | (1 << 20);
break;
case CPU_P24T:
case CPU_PENTIUM:
case CPU_PENTIUMMMX:
msr.fcr = (1 << 8) | (1 << 9) | (1 << 12) | (1 << 16) | (1 << 19) | (1 << 21);
break;
#if defined(DEV_BRANCH) && defined(USE_CYRIX_6X86)
case CPU_Cx6x86:
case CPU_Cx6x86L:
case CPU_CxGX1:
case CPU_Cx6x86MX:
msr.fcr = (1 << 8) | (1 << 9) | (1 << 12) | (1 << 16) | (1 << 19) | (1 << 21);
break;
#endif
case CPU_K6_2P:
case CPU_K6_3P:
case CPU_K6_3:
@@ -2507,19 +2492,17 @@ cpu_ven_reset(void)
#endif
case CPU_K6:
msr.amd_efer = (cpu_s->cpu_type >= CPU_K6_2C) ? 2ULL : 0ULL;
msr.fcr = (1 << 8) | (1 << 9) | (1 << 12) | (1 << 16) | (1 << 19) | (1 << 21);
break;
case CPU_PENTIUMPRO:
case CPU_PENTIUM2:
case CPU_PENTIUM2D:
msr.mtrr_cap = 0x00000508ULL;
msr.fcr = (1 << 8) | (1 << 9) | (1 << 12) | (1 << 16) | (1 << 19) | (1 << 21);
break;
case CPU_CYRIX3S:
msr.fcr = (1 << 8) | (1 << 9) | (1 << 12) | (1 << 16) | (1 << 18) | (1 << 19) |
(1 << 20) | (1 << 21);
msr.fcr = (1 << 7) (1 << 8) | (1 << 9) | (1 << 12) | (1 << 16) | (1 << 18) | (1 << 19) |
(1 << 20) | (1 << 21);
break;
}
}
@@ -3119,6 +3102,10 @@ cpu_WRMSR(void)
cpu_features |= CPU_FEATURE_CX8;
else
cpu_features &= ~CPU_FEATURE_CX8;
if (EAX & (1 << 7))
cpu_CR4_mask |= CR4_PGE;
else
cpu_CR4_mask &= ~CR4_PGE;
break;
case 0x1108:
msr.fcr2 = EAX | ((uint64_t) EDX << 32);