diff options
| -rw-r--r-- | lib/crypto/aes.c | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/lib/crypto/aes.c b/lib/crypto/aes.c index c226ac1b3df..d16d715482e 100644 --- a/lib/crypto/aes.c +++ b/lib/crypto/aes.c @@ -66,22 +66,6 @@ static bool has_intel_aes_instructions(void) return (bool)has_aes_instructions; } - __cpuid(cpuid_results, 0); - /* - * MSB LSB - * EBX = 'u' 'n' 'e' 'G' - * EDX = 'I' 'e' 'n' 'i' - * ECX = 'l' 'e' 't' 'n' - */ - if (memcmp((unsigned char *)&cpuid_results[1], "Genu", 4) != 0 || - memcmp((unsigned char *)&cpuid_results[3], - "ineI", 4) != 0 || - memcmp((unsigned char *)&cpuid_results[2], - "ntel", 4) != 0) { - has_aes_instructions = 0; - return (bool)has_aes_instructions; - } - __cpuid(cpuid_results, 1); has_aes_instructions = !!(cpuid_results[2] & (1 << 25)); return (bool)has_aes_instructions; |