initial version

2012-08-22 12:32:13 +08:00
parent e325fad98f
commit 15f7ebf37b
743 changed files with 94930 additions and 0 deletions
--- a/code/lab2/kern/driver/intr.c
+++ b/code/lab2/kern/driver/intr.c
@@ -0,0 +1,15 @@
+#include <x86.h>
+#include <intr.h>
+
+/* intr_enable - enable irq interrupt */
+void
+intr_enable(void) {
+    sti();
+}
+
+/* intr_disable - disable irq interrupt */
+void
+intr_disable(void) {
+    cli();
+}
+