From 7753da66d7d72f441dadd76f357fd5ceb50e7c8f Mon Sep 17 00:00:00 2001
From: Christian Cunningham <cc@localhost>
Date: Thu, 24 Mar 2022 18:52:56 -0700
Subject: Modularize Userspace

---
 usr/timed.c | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 usr/timed.c

(limited to 'usr/timed.c')

diff --git a/usr/timed.c b/usr/timed.c
new file mode 100644
index 0000000..9247acf
--- /dev/null
+++ b/usr/timed.c
@@ -0,0 +1,43 @@
+#define USR_TIMED_C
+#include <globals.h>
+#include <graphics/lfb.h>
+#include <symbols.h>
+#include <usr/string.h>
+#include <usr/timed.h>
+#include <util/time.h>
+
+void loop(void)
+{
+	static char str[13];
+	static unsigned long previous = 0;
+	char* start;
+	unsigned long current = *(volatile unsigned long*)SYS_TIMER_CHI;
+	start = ulong_to_string(current, str);
+	draw_string(0, 10, "            ");
+	draw_string(0, 10, start);
+	start = ulong_to_string(previous, str);
+	draw_string(0, 11, "            ");
+	draw_string(0, 11, start);
+	start = ulong_to_string(nextpid, str);
+	draw_string(0, 12, "            ");
+	draw_string(0, 12, start);
+	previous++;
+	wait_msec(3000);
+	add_thread(loop, 0, 3);
+}
+
+void loopt(void)
+{
+	static char str[13];
+	static char cnt = 18;
+	draw_string(0, 14, ulong_to_string(*(volatile unsigned long*)SYS_TIMER_CHI, str));
+	cnt--;
+	if (cnt == 6)
+		unsubscribe_irq(SYS_TIMER_3_IRQ);
+	if (cnt == 4)
+		unsubscribe_irq(SYS_TIMER_2_IRQ);
+	else if (cnt == 2)
+		unsubscribe_irq(SYS_TIMER_1_IRQ);
+	else if (cnt == 0)
+		unsubscribe_irq(SYS_TIMER_0_IRQ);
+}
-- 
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