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feat(pit): init pit

This commit is contained in:
Malo Lecomte 2021-07-17 11:57:59 +02:00
parent 8762f55b24
commit 661d54463a
2 changed files with 4 additions and 3 deletions
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2
k/k.c
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@ -27,6 +27,7 @@
#include "idt.h" #include "idt.h"
#include "multiboot.h" #include "multiboot.h"
#include "pic/pic.h" #include "pic/pic.h"
#include "pic/pit.h"
#include "serial.h" #include "serial.h"
#include "stdio.h" #include "stdio.h"
@ -36,6 +37,7 @@ static void k_init(void)
init_gdt(); init_gdt();
init_idt(); init_idt();
remap_pic(); remap_pic();
init_pit();
} }
void k_main(unsigned long magic, multiboot_info_t *info) void k_main(unsigned long magic, multiboot_info_t *info)

5
k/pic/pic.c
View File

@ -20,9 +20,8 @@ void remap_pic(void)
outb(SLAVE_PORT_B, ICW4_INIT); outb(SLAVE_PORT_B, ICW4_INIT);
// OCW1 // OCW1
outb(MASTER_PORT_B, PIC_PIN_0 | PIC_PIN_2 | outb(MASTER_PORT_B, PIC_PIN_2 | PIC_PIN_3 | PIC_PIN_4 |
PIC_PIN_3 | PIC_PIN_4 | PIC_PIN_5 | PIC_PIN_5 | PIC_PIN_6 | PIC_PIN_7);
PIC_PIN_6 | PIC_PIN_7); // masking PIT for now
asm volatile("sti"); asm volatile("sti");
} }