diff options
Diffstat (limited to 'kernel/src/cpu/pic.c')
| -rw-r--r-- | kernel/src/cpu/pic.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/kernel/src/cpu/pic.c b/kernel/src/cpu/pic.c index cfcc4d5..222fc0f 100644 --- a/kernel/src/cpu/pic.c +++ b/kernel/src/cpu/pic.c @@ -3,20 +3,20 @@ void remap_pic(void) { - // starts the initialization sequence (in cascade mode) + /* starts the initialization sequence (in cascade mode) */ outb(PIC1_COMMAND, ICW1_INIT | ICW1_ICW4); outb(PIC2_COMMAND, ICW1_INIT | ICW1_ICW4); - outb(PIC1_DATA, 0xe0); // ICW2: Master PIC vector offset - outb(PIC2_DATA, 0xe8); // ICW2: Slave PIC vector offset + outb(PIC1_DATA, 0xe0); /* ICW2: Master PIC vector offset */ + outb(PIC2_DATA, 0xe8); /* ICW2: Slave PIC vector offset */ outb(PIC1_DATA, - 4); // ICW3: tell Master PIC that there is a slave PIC at IRQ2 (0000 0100) + 4); /* ICW3: tell Master PIC that there is a slave PIC at IRQ2 (0000 0100) */ outb(PIC2_DATA, - 2); // ICW3: tell Slave PIC its cascade identity (0000 0010) + 2); /* ICW3: tell Slave PIC its cascade identity (0000 0010) */ outb(PIC1_DATA, ICW4_8086); outb(PIC2_DATA, ICW4_8086); - // mask all interrupts + /* mask all interrupts */ outb(PIC1_DATA, 0xff); outb(PIC2_DATA, 0xff); } |