From 957b031689658c1ff67ea8a8a04640be9bec2d7d Mon Sep 17 00:00:00 2001 From: Franklin Wei Date: Sun, 1 Feb 2015 16:40:00 -0500 Subject: a lot of kernel work --- kernel/include/idt.h | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 kernel/include/idt.h (limited to 'kernel/include/idt.h') 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 + +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); -- cgit v1.1