X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/9fe5e02cf615ad121c4460fbaaac2787d1e09c0e..05b7549a0f980efa33265a091a5174a78851ce05:/lunaix-os/includes/hal/pic.h

diff --git a/lunaix-os/includes/hal/pic.h b/lunaix-os/includes/hal/pic.h
index 20ee67b..54f03b0 100644
--- a/lunaix-os/includes/hal/pic.h
+++ b/lunaix-os/includes/hal/pic.h
@@ -2,4 +2,13 @@
 #define __LUNAIX_PIC_H
 // TODO: PIC
 
+static inline void
+pic_disable()
+{
+    // ref: https://wiki.osdev.org/8259_PIC
+    asm volatile ("movb $0xff, %al\n"
+        "outb %al, $0xa1\n"
+        "outb %al, $0x21\n");
+}
+
 #endif /* __LUNAIX_PIC_H */