From 6d263c7d4e0f4b1d34694b5d3d159ccb20b3db02 Mon Sep 17 00:00:00 2001
From: Lizzy Fleckenstein <lizzy@vlhl.dev>
Date: Tue, 19 Dec 2023 01:54:39 +0100
Subject: keyboard driver and threads * PS/2 keyboard driver * interactive
 shell * move away from \0 terminated strings to sized slices * coroutine
 threads and IRQ queues

---
 stage3/pic.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'stage3/pic.c')

diff --git a/stage3/pic.c b/stage3/pic.c
index 726a6da..4ece7c3 100644
--- a/stage3/pic.c
+++ b/stage3/pic.c
@@ -19,6 +19,11 @@ void ack_irq(u8 lane)
 	outb(IO_PIC1_CTRL, 1 << 5);
 }
 
+void wait_irq()
+{
+	asm volatile("hlt");
+}
+
 void unmask_irq(u8 lane)
 {
 	u8 port = IO_PIC1_DATA;
-- 
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