CPUID_FAMILY
((((id) & CPUID_FAMILY) >= 0x600) ? \
((((id) & CPUID_FAMILY) >> 8) + \
((((id) & CPUID_FAMILY) == 0xf00) ? \
((((id) & CPUID_FAMILY) >> 8) + \
family_code = (p[0] & CPUID_FAMILY) >> 8;