mirror of https://github.com/wolfSSL/wolfssl
added check for AMD processor to asm.c
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@ -81,17 +81,27 @@ static word32 cpuid_check = 0 ;
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static word32 cpuid_flags = 0 ;
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static word32 cpuid_flag(word32 leaf, word32 sub, word32 num, word32 bit) {
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int got_intel_cpu=0;
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int got_intel_cpu = 0;
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int got_amd_cpu = 0;
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unsigned int reg[5];
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reg[4] = '\0' ;
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cpuid(reg, 0, 0);
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if(memcmp((char *)&(reg[EBX]), "Genu", 4) == 0 &&
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/* check for intel cpu */
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if( memcmp((char *)&(reg[EBX]), "Genu", 4) == 0 &&
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memcmp((char *)&(reg[EDX]), "ineI", 4) == 0 &&
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memcmp((char *)&(reg[ECX]), "ntel", 4) == 0) {
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got_intel_cpu = 1;
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}
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if (got_intel_cpu) {
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/* check for AMD cpu */
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if( memcmp((char *)&(reg[EBX]), "Auth", 4) == 0 &&
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memcmp((char *)&(reg[EDX]), "enti", 4) == 0 &&
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memcmp((char *)&(reg[ECX]), "cAMD", 4) == 0) {
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got_amd_cpu = 1;
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}
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if (got_intel_cpu || got_amd_cpu) {
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cpuid(reg, leaf, sub);
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return((reg[num]>>bit)&0x1) ;
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}
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