From ecf636f2797647d5dfc38a4562cae53fe275217d Mon Sep 17 00:00:00 2001 From: Nic Gaffney Date: Tue, 6 Feb 2024 04:58:35 -0600 Subject: Interrupts + basic keyboard driver --- src/kernel/idt.c | 23 ----------------------- 1 file changed, 23 deletions(-) delete mode 100644 src/kernel/idt.c (limited to 'src/kernel/idt.c') diff --git a/src/kernel/idt.c b/src/kernel/idt.c deleted file mode 100644 index 2805889..0000000 --- a/src/kernel/idt.c +++ /dev/null @@ -1,23 +0,0 @@ -#include "idt.h" -#include "gdt.h" -#include - -static Gate_Descriptor_t idt[256]; -extern GDTR_t idtr; - -void get_idtr() { - idtr.offset = (uintptr_t)&idt[0]; - idtr.size = sizeof(Gate_Descriptor_t) * 256 - 1; - for (uint8_t vec = 0; vec < 32; vec++) { - make_gate(stub_table[vec], 0x8E, vec); - } -} - -void make_gate(uint32_t offset, uint8_t attrs, uint8_t vec) { - Gate_Descriptor_t *descriptor = &idt[vec]; - - descriptor->offset_low = offset & 0xFFFF; - descriptor->attrs = (0b1000 << 4) | attrs; - descriptor->offset_high = offset >> 16, descriptor->segment_selector = 0x08; - descriptor->reserved = 0; -} -- cgit v1.2.3