Create cmos.h

Add a thing so that we can print CMOS backed clock time to the screen rtc etc

kernel/cmos.h

@@ -0,0 +1,18 @@
+#ifndef CMOS_H
+#define CMOS_H
+
+#include <stdint.h>
+
+typedef struct {
+    uint8_t second;
+    uint8_t minute;
+    uint8_t hour;
+    uint8_t day;
+    uint8_t month;
+    uint32_t year;
+} cmos_time_t;
+
+void cmos_read_time(cmos_time_t* time);
+void cmos_print_time(cmos_time_t* time);
+
+#endif