1 files changed, 17 insertions, 0 deletions
diff --git a/src/stem/sys.h b/src/stem/sys.h
new file mode 100644
index 0000000..76e3560
--- /dev/null
+++ b/src/stem/sys.h
@@ -0,0 +1,17 @@
+#ifndef DEF_SYS_H
+#define DEF_SYS_H
+
+#include "types.h"
+
+void outb(uint16_t port, uint8_t value);
+void outw(uint16_t port, uint16_t value);
+uint8_t inb(uint16_t port);
+uint16_t inw(uint16_t port);
+
+#define PANIC(s) panic(s, __FILE__, __LINE__);
+void panic(char* message, char* file, int line);
+
+void sti();		//GLOBAL SYSTEM MUTEX
+void cli();
+
+#endif