native features!

kernel/include/system.h

@@ -9,6 +9,8 @@
  * CPUID
  */
 enum {
+    CPUID_FEAT_EBX_RDSEED       = 1 << 18,
+
     CPUID_FEAT_ECX_SSE3         = 1 << 0,
     CPUID_FEAT_ECX_PCLMUL       = 1 << 1,
     CPUID_FEAT_ECX_DTES64       = 1 << 2,
@@ -87,4 +89,6 @@ void     outl(uint16_t port, uint32_t data);
 void cli(void);
 void sti(void);
 
+extern uint8_t (*popcountll)(uint64_t num);
+void detect_processor_features();
 #endif