25 lines
490 B
C
25 lines
490 B
C
#include "pic.h"
|
|
#include "io.h"
|
|
|
|
void remap_pic(void)
|
|
{
|
|
// ICW1
|
|
outb(MASTER_PORT_A, ICW1_INIT | ICW1_ICW4);
|
|
outb(SLAVE_PORT_A, ICW1_INIT | ICW1_ICW4);
|
|
|
|
// ICW2
|
|
outb(MASTER_PORT_B, ICW2_M_OFFSET);
|
|
outb(SLAVE_PORT_B, ICW2_S_OFFSET);
|
|
|
|
// ICW3
|
|
outb(MASTER_PORT_B, PIC_PIN_2);
|
|
outb(SLAVE_PORT_B, 2);
|
|
|
|
// ICW4
|
|
outb(MASTER_PORT_B, ICW4_INIT);
|
|
outb(SLAVE_PORT_B, ICW4_INIT);
|
|
|
|
// OCW1
|
|
outb(MASTER_PORT_B, PIC_PIN_0); // masking PIT for now
|
|
}
|