提交 110cb1d2 编写于 作者: A Andreas Mohr 提交者: Linus Torvalds

[PATCH] x86: use proper defines for i8259A I/O

Use proper defines instead of open-coded values.
Signed-off-by: NAndreas Mohr <andi@lisas.de>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 a0de1f0a
......@@ -271,8 +271,8 @@ static int i8259A_shutdown(struct sys_device *dev)
* 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 */
outb(0xff, PIC_MASTER_IMR); /* mask all of 8259A-1 */
outb(0xff, PIC_SLAVE_IMR); /* mask all of 8259A-1 */
return 0;
}
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册