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-rw-r--r--src/gdt.c48
1 files changed, 0 insertions, 48 deletions
diff --git a/src/gdt.c b/src/gdt.c
deleted file mode 100644
index 31eb560..0000000
--- a/src/gdt.c
+++ /dev/null
@@ -1,48 +0,0 @@
-#include"types.h"
-
-struct gdt_entry
-{
- uint16_t limit;
- uint16_t base1;
- uint8_t base2;
- uint8_t access;
- uint8_t limit_flags;
- uint8_t base3;
-} __attribute__((packed));
-
-struct gdt_pointer
-{
- uint16_t size;
- uint32_t offset;
-} __attribute__((packed));
-
-// asm function
-extern void load_gdt(struct gdt_pointer *gdtp);
-
-struct gdt_entry gdt[3];
-struct gdt_pointer gdtp;
-
-void init_gdt_entry(size_t num, uint32_t limit, uint32_t base, uint8_t access, uint8_t limit_flags)
-{
- gdt[num].limit=limit;
- gdt[num].base1=(base & 0xffff);
- gdt[num].base2=(base & 0xff0000) >> 16;
- gdt[num].access=access;
- gdt[num].limit_flags=limit_flags;
- gdt[num].base3=(base & 0xff000000) >> 24;
-}
-
-void init_gdt_table()
-{
- gdtp.size=sizeof(gdt)-1;
- gdtp.offset=(uint32_t)&gdt;
-
- //null
- init_gdt_entry(0,0,0,0,0);
- //code
- init_gdt_entry(1,0xffffffff,0,0b10011010,0b11001111);
- //data
- init_gdt_entry(2,0xffffffff,0,0b10010010,0b11001111);
-
- load_gdt(&gdtp);
-}