diff --git a/src/Makefile b/src/Makefile
index 416e972..123ce38 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -99,10 +99,20 @@ bochsg: $(BUILD_PATH)/master.img
 	@rm -rf $(BUILD_PATH)/*lock
 	bochs-gdb -q -f ../bochs/bochsrc.gdb
 
-.PHONY: qemu
-qemu: $(BUILD_PATH)/master.img
-	qemu-system-i386 \
-	-s -S \
+
+QEMU:= 	qemu-system-i386 \
 	-m 64M \
 	-boot c \
-	-hda $<
\ No newline at end of file
+	-drive file=$(BUILD_PATH)/master.img,if=ide,index=0,media=disk,format=raw \
+	-audiodev pa,id=hda \
+	-machine pcspk-audiodev=hda \
+	-rtc base=localtime \
+
+
+.PHONY: qemug
+qemug: $(BUILD_PATH)/master.img
+	$(QEMU) -s -S \
+
+.PHONY: qemu
+qemu: $(BUILD_PATH)/master.img
+	$(QEMU)
\ No newline at end of file
diff --git a/src/include/onix/rtc.h b/src/include/onix/rtc.h
new file mode 100644
index 0000000..3abcebf
--- /dev/null
+++ b/src/include/onix/rtc.h
@@ -0,0 +1,12 @@
+#ifndef ONIX_RTC_H
+#define ONIX_RTC_H
+#include <onix/types.h>
+#include <onix/debug.h>
+
+
+u8 cmos_read(u8 addr);
+void cmos_write(u8 addr, u8 value);
+
+
+
+#endif
\ No newline at end of file
diff --git a/src/include/onix/time.h b/src/include/onix/time.h
index 0285816..c4726cb 100644
--- a/src/include/onix/time.h
+++ b/src/include/onix/time.h
@@ -38,7 +38,7 @@ typedef struct tm{
 void time_read_bcd(tm *time);
 void time_read(tm *time);
 
-// 将struct tm 结构体类型表示的时间转换为从 1970 年 1 月 1 日 00:00:00 +0000 (UTC) 到该时间点的秒数
+// 将struct tm 结构体类型表示的时间转换为从 1970年1月1日00:00:00 +0000(UTC) 到该时间点的秒数
 usize mktime(tm *time);
 
 void time_init();
diff --git a/src/kernel/rtc.c b/src/kernel/rtc.c
new file mode 100644
index 0000000..e69de29
diff --git a/src/kernel/time.c b/src/kernel/time.c
index 3e24155..bcb4c99 100644
--- a/src/kernel/time.c
+++ b/src/kernel/time.c
@@ -192,4 +192,6 @@ void time_init()
 
     // 计算得到时间戳
     startup_time = mktime(&time);
+    DEBUGK("时间戳 time: %d", startup_time);
+
 }
\ No newline at end of file