mirai/interrupts/pic/eoi.zig


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//! PIC End-of-Interrupt

const ports = @import("ports.zig");
const asm_io = @import("../../asm/io/io.zig");

pub fn send(irq: u4) void {
    if (irq >= 8) {
        asm_io.outb(ports.pic2_command, ports.eoi);
    }
    asm_io.outb(ports.pic1_command, ports.eoi);
}

pub fn send_master() void {
    asm_io.outb(ports.pic1_command, ports.eoi);
}

pub fn send_slave() void {
    asm_io.outb(ports.pic2_command, ports.eoi);
    asm_io.outb(ports.pic1_command, ports.eoi);
}