Changeset a35b458 in mainline for kernel/arch/ia32/src/cpu/cpu.c
- Timestamp:
- 2018-03-02T20:10:49Z (7 years ago)
- Branches:
- lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
- Children:
- f1380b7
- Parents:
- 3061bc1
- git-author:
- Jiří Zárevúcky <zarevucky.jiri@…> (2018-02-28 17:38:31)
- git-committer:
- Jiří Zárevúcky <zarevucky.jiri@…> (2018-03-02 20:10:49)
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
kernel/arch/ia32/src/cpu/cpu.c
r3061bc1 ra35b458 84 84 cpu_info_t info; 85 85 uint32_t help = 0; 86 86 87 87 CPU->arch.tss = tss_p; 88 88 CPU->arch.tss->iomap_base = &CPU->arch.tss->iomap[0] - ((uint8_t *) CPU->arch.tss); 89 89 90 90 CPU->fpu_owner = NULL; 91 91 92 92 cpuid(INTEL_CPUID_STANDARD, &info); 93 93 94 94 CPU->arch.fi.word = info.cpuid_edx; 95 95 96 96 if (CPU->arch.fi.bits.fxsr) 97 97 fpu_fxsr(); 98 98 else 99 99 fpu_fsr(); 100 100 101 101 if (CPU->arch.fi.bits.sse) { 102 102 asm volatile ( … … 108 108 ); 109 109 } 110 110 111 111 #ifndef PROCESSOR_i486 112 112 if (CPU->arch.fi.bits.sep) { … … 132 132 && (info.cpuid_edx == AMD_CPUID_EDX)) 133 133 CPU->arch.vendor = VendorAMD; 134 134 135 135 /* 136 136 * Check for Intel processor. … … 140 140 && (info.cpuid_edx == INTEL_CPUID_EDX)) 141 141 CPU->arch.vendor = VendorIntel; 142 142 143 143 cpuid(INTEL_CPUID_STANDARD, &info); 144 144 CPU->arch.family = (info.cpuid_eax >> 8) & 0x0fU;
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