From 03035c98b4ba3297b837e96080e78e0aac1e86db Mon Sep 17 00:00:00 2001 From: Aleksa Vučković Date: Mon, 31 Jan 2022 11:16:38 +0100 Subject: Promene --- include/04.idt/idt.h | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 include/04.idt/idt.h (limited to 'include/04.idt/idt.h') diff --git a/include/04.idt/idt.h b/include/04.idt/idt.h new file mode 100644 index 0000000..cbae940 --- /dev/null +++ b/include/04.idt/idt.h @@ -0,0 +1,37 @@ +#ifndef SOURCE_IDT_H +#define SOURCE_IDT_H + +#include + +#define INTERRUPT_GATE_32 0x8E + +#define KERNEL_CODE 0x08 +#define KERNEL_DATA 0x10 + +#define PIC1_COMMAND_PORT 0x20 +#define PIC1_DATA_PORT 0x21 +#define PIC2_COMMAND_PORT 0xA0 +#define PIC2_DATA_PORT 0xA1 + +struct idt_entry +{ + uint16_t offset1; + uint16_t selector; + uint8_t zero; + uint8_t type_attr; + uint16_t offset2; +} __attribute__((packed)); + +struct idt_pointer +{ + uint16_t size; + uint32_t offset; +} __attribute__((packed)); + +void init_idt_entry(size_t num, uint32_t offset, uint16_t selector, uint8_t + type_attr); +void add_idt_entry(size_t num,uint32_t offset); +void init_pic(void); +void init_idt_table(void); + +#endif -- cgit v1.2.3