软中断处理机制

kernel/driver/timers/timer.c

@@ -0,0 +1,14 @@
+#include "timer.h"
+#include<common/kprint.h>
+#include <exception/softirq.h>
+
+void timer_init()
+{
+    timer_jiffies = 0;
+    register_softirq(0, &do_timer_softirq, NULL);
+}
+
+void do_timer_softirq(void* data)
+{
+    printk_color(ORANGE, BLACK, "(HPET%ld)", timer_jiffies);
+}