From 52eb50383a52f76f0d70d5df5bea27a528aceeb2 Mon Sep 17 00:00:00 2001
From: acevest <zhaoyanbai@126.com>
Date: Fri, 10 May 2024 22:01:50 +0800
Subject: [PATCH] =?utf8?q?=E4=BF=AE=E5=A4=8D=E6=9C=AA=E6=AD=A3=E7=A1=AE?=
 =?utf8?q?=E5=88=9D=E5=A7=8B=E5=8C=968253=E7=9A=84=E9=97=AE=E9=A2=98?=
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---
 kernel/clock.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/clock.c b/kernel/clock.c
index 0bcd146..6c7ac63 100644
--- a/kernel/clock.c
+++ b/kernel/clock.c
@@ -81,7 +81,7 @@ void setup_i8253(uint16_t hz) {
     const uint8_t read_write_latch = 3;  // 0 锁存数据供CPU读；1只读写低字节；2只读写高字节；3先读写低字节，后读写高字节
     const uint8_t mode = 2;  //
 
-    const uint8_t cmd = (counter_no << 6) | (read_write_latch << 4) || (mode << 1);  // 第0位为0表示二进制，为1表示BCD
+    const uint8_t cmd = (counter_no << 6) | (read_write_latch << 4) | (mode << 1);  // 第0位为0表示二进制，为1表示BCD
 
     const uint8_t i8253_cmd_port = 0x43;
     const uint8_t i8253_data_port = 0x40 + counter_no;
-- 
2.44.0