add lab4 spoc discuss

2015-04-15 11:23:03 +08:00
parent 391e04ee98
commit 258bcb059e
65 changed files with 8589 additions and 0 deletions
--- a/related_info/lab4/lab4-spoc-discuss/kern/driver/intr.c
+++ b/related_info/lab4/lab4-spoc-discuss/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();
+}
+