1 #include <stdint.h> 2 3 #include <cpuinfo.h> 4 #include <x86/api.h> 5 cpuinfo_x86_decode_model_info(uint32_t eax)6struct cpuinfo_x86_model_info cpuinfo_x86_decode_model_info(uint32_t eax) { 7 struct cpuinfo_x86_model_info model_info; 8 model_info.stepping = eax & 0xF; 9 model_info.base_model = (eax >> 4) & 0xF; 10 model_info.base_family = (eax >> 8) & 0xF; 11 model_info.processor_type = (eax >> 12) & 0x3; 12 model_info.extended_model = (eax >> 16) & 0xF; 13 model_info.extended_family = (eax >> 20) & 0xFF; 14 15 model_info.family = model_info.base_family + model_info.extended_family; 16 model_info.model = model_info.base_model + (model_info.extended_model << 4); 17 return model_info; 18 } 19