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Correct SMT/HTT flag according to AP-485

This commit is contained in:
Sam Demeulemeester 2022-04-16 18:34:49 +02:00
parent ea6e32cb48
commit fec8bc258b
1 changed files with 8 additions and 0 deletions
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8
system/cpuid.c
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@ -143,6 +143,14 @@ void cpuid_init(void)
int thread_per_core = 1;
// Set correct HTT flag according to AP-485
if (cpuid_info.max_cpuid >= 1 && cpuid_info.flags.htt) {
cpuid(1, 0,&reg[0], &reg[1], &reg[2], &reg[3]);
if(((reg[1] >> 16) & 0xFF) <= 1) {
cpuid_info.flags.htt = !cpuid_info.flags.htt;
}
}
switch (cpuid_info.vendor_id.str[0]) {
case 'A':
// AMD Processors