From arch/x86/include/asm/intel-family.h on Linux kernel master branch:
#define INTEL_FAM6_ROCKETLAKE 0xA7
#define INTEL_FAM6_ALDERLAKE 0x97
* common/config/i386/cpuinfo.h (get_intel_cpu): Detect Rocket
Lake and Alder Lake.
case 0xa5:
case 0xa6:
/* Comet Lake. */
+ case 0xa7:
+ /* Rocket Lake. */
cpu = "skylake";
CHECK___builtin_cpu_is ("corei7");
CHECK___builtin_cpu_is ("skylake");
cpu_model->__cpu_type = INTEL_COREI7;
cpu_model->__cpu_subtype = INTEL_COREI7_TIGERLAKE;
break;
+ case 0x97:
+ /* Alder Lake. */
+ cpu = "alderlake";
+ CHECK___builtin_cpu_is ("corei7");
+ CHECK___builtin_cpu_is ("alderlake");
+ cpu_model->__cpu_type = INTEL_COREI7;
+ cpu_model->__cpu_subtype = INTEL_COREI7_ALDERLAKE;
+ break;
case 0x8f:
/* Sapphire Rapids. */
cpu = "sapphirerapids";