0babc1c116
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@819 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
24 lines
353 B
C
24 lines
353 B
C
static void hlt(void)
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{
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__builtin_hlt();
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}
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typedef __builtin_msr_t msr_t;
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static msr_t rdmsr(unsigned long index)
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{
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return __builtin_rdmsr(index);
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}
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static void wrmsr(unsigned long index, msr_t msr)
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{
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__builtin_wrmsr(index, msr.lo, msr.hi);
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}
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static void main(void)
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{
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msr_t msr;
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msr = rdmsr(0x1234);
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msr.lo &= ~(1<<5);
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wrmsr(0x1234, msr);
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}
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