diff options
Diffstat (limited to 'src/int/idt.h')
| -rw-r--r-- | src/int/idt.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/int/idt.h b/src/int/idt.h new file mode 100644 index 0000000..17c5cfa --- /dev/null +++ b/src/int/idt.h @@ -0,0 +1,32 @@ +#ifndef IDT_H +#define IDT_H + +#include "core/types.h" +#include "core/mem.h" + +#define IDT_MAX_ENTRY 200 +#define IDT_INT_GATE 0x8E00 +#define IDT_TRAP_GATE 0xEF00 + +typedef struct IDT_ENTRY { + u16 segment; + u32 offset; + u16 type; +} IDT_ENTRY; + +struct IDT_REGISTER { + u16 limit; + u32 base; +} __attribute__((packed)); + +/** + * Copy IDT into memory and load it + */ +void idt_init(); + +/** + * Write an IDT entry into memory + */ +void idt_write_entry(IDT_ENTRY entry,int id); + +#endif
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