stos/amd64: Add CPUID helper

Signed-off-by: Chloe M. <chloe@mensia.org>
2026-06-22 17:03:49 +00:00
parent 6f126b6761
commit 0214faa94b
1 changed files with 17 additions and 0 deletions
@@ -0,0 +1,17 @@
 /*
 * Copyright (c) 2026, Chloe M.
 * Provided under the BSD-3 clause.
 *
 * Description: CPUID helper
 * Author:      Chloe M.
 */
 #ifndef _MACHINE_CPUID_H_
 #define _MACHINE_CPUID_H_ 1
 #define CPUID(level, a, b, c, d)                        \
    ASMV("cpuid\n\t"                                    \
            : "=a" (a), "=b" (b), "=c" (c), "=d" (d)    \
            : "0" (level))
 #endif  /* !_MACHINE_CPUID_H_ */