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-rw-r--r--board/fads/lamp.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/board/fads/lamp.c b/board/fads/lamp.c
new file mode 100644
index 0000000..b121477
--- /dev/null
+++ b/board/fads/lamp.c
@@ -0,0 +1,42 @@
+#include <config.h>
+#include <common.h>
+
+void
+signal_delay(unsigned int n)
+{
+ while (n--);
+}
+
+void
+signal_on(void)
+{
+ *((volatile uint *)BCSR4) &= ~(1<<(31-3)); /* led on */
+}
+
+void
+signal_off(void)
+{
+ *((volatile uint *)BCSR4) |= (1<<(31-3)); /* led off */
+}
+
+void
+slow_blink(unsigned int n)
+{
+ while (n--) {
+ signal_on();
+ signal_delay(0x00400000);
+ signal_off();
+ signal_delay(0x00400000);
+ }
+}
+
+void
+fast_blink(unsigned int n)
+{
+ while (n--) {
+ signal_on();
+ signal_delay(0x00100000);
+ signal_off();
+ signal_delay(0x00100000);
+ }
+}