a lot of kernel work

1 files changed, 23 insertions, 0 deletions

diff --git a/kernel/include/idt.h b/kernel/include/idt.h
new file mode 100644
index 0000000..8041025
--- /dev/null
+++ b/kernel/include/idt.h
@@ -0,0 +1,23 @@
+#include <stdint.h>
+
+struct idt_entry {
+    uint16_t base_lo;
+    uint16_t sel;
+    uint8_t zero;
+    uint8_t flags;
+    uint16_t base_hi;
+} __attribute__((packed));
+
+struct idt_ptr {
+    uint16_t limit;
+    uint32_t base;
+};
+
+struct idt_entry idt[0x100];
+struct idt_ptr idt_pt;
+
+void idt_init(void);
+
+extern void idt_flush(uint32_t);
+
+void idt_set_gate(uint8_t idx, uint32_t base, uint16_t sel, uint8_t flags);