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Diffstat (limited to 'kernel/src/cpu/kcpuid.c')
-rw-r--r--kernel/src/cpu/kcpuid.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/src/cpu/kcpuid.c b/kernel/src/cpu/kcpuid.c
new file mode 100644
index 0000000..30a4d3e
--- /dev/null
+++ b/kernel/src/cpu/kcpuid.c
@@ -0,0 +1,7 @@
+#include <types.h>
+#include <kcpuid.h>
+
+void kcpuid(uint32_t func, uint32_t subfunc, CPUIDinfo* info)
+{
+ __asm__ __volatile__ ( "cpuid" : "=a"(info->EAX), "=b"(info->EBX), "=c"(info->ECX), "=d"(info->EDX) : "a"(func), "c"(subfunc) : );
+}