selectors, descriptors, more interrupt init

[3sys] / sys1 / kern / src / mem.h

diff --git a/sys1/kern/src/mem.h b/sys1/kern/src/mem.h
index 1517e3e..5e76a6c 100644 (file)
--- a/sys1/kern/src/mem.h
+++ b/sys1/kern/src/mem.h
@@ -1,6 +1,18 @@
 #ifndef MEM_H_
 #define MEM_H_
 
+#include <stdint.h>
+
+enum {
+       SEL_KCODE       = 1,
+       SEL_KDATA       = 2
+};
+
 void mem_init(void);
 
+uint16_t selector(int idx, int rpl);
+
+/* defined in mem.asm */
+void setup_selectors(uint16_t code, uint16_t data);
+
 #endif /* MEM_H_ */