include/05.irq/idt07.c


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void init_pic()
{
    ioport_out(PIC1_COMMAND_PORT, 0x11);
    ioport_out(PIC2_COMMAND_PORT, 0x11);
    ioport_out(PIC1_DATA_PORT, 0x20);
    ioport_out(PIC2_DATA_PORT, 0x28);
    ioport_out(PIC1_DATA_PORT, 0x04);
    ioport_out(PIC2_DATA_PORT, 0x02);
    ioport_out(PIC1_DATA_PORT, 0x01);
    ioport_out(PIC2_DATA_PORT, 0x01);
    ioport_out(PIC1_DATA_PORT, 0xff);
    ioport_out(PIC2_DATA_PORT, 0xff);

    ioport_out(PIC1_DATA_PORT, 0xFC);
}