---

yaml --- r: 3314 b: refs/heads/master c: 719e711 h: refs/heads/master v: v3
git-mirror · Jun 25, 2005 · 5f358c2 · 5f358c2
1 parent 6729871
commit 5f358c2
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Showing 2 changed files with 13 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: cee5dab4856f51c5cad3aecc630ad0a4d2217a85
+refs/heads/master: 719e711050482be667dafd39ec787859d353931c
diff --git a/trunk/arch/x86_64/kernel/i8259.c b/trunk/arch/x86_64/kernel/i8259.c
@@ -414,10 +414,22 @@ static int i8259A_suspend(struct sys_device *dev, pm_message_t state)
 	return 0;
 }
 
+static int i8259A_shutdown(struct sys_device *dev)
+{
+	/* Put the i8259A into a quiescent state that
+	 * the kernel initialization code can get it
+	 * out of.
+	 */
+	outb(0xff, 0x21);	/* mask all of 8259A-1 */
+	outb(0xff, 0xA1);	/* mask all of 8259A-1 */
+	return 0;
+}
+
 static struct sysdev_class i8259_sysdev_class = {
 	set_kset_name("i8259"),
 	.suspend = i8259A_suspend,
 	.resume = i8259A_resume,
+	.shutdown = i8259A_shutdown,
 };
 
 static struct sys_device device_i8259A = {