From fafd2093e3ddaaabeb1a65e8a27e4a749f5edd15 Mon Sep 17 00:00:00 2001
From: Linus Nielsen Feltzing <linus@haxx.se>
Date: Tue, 22 Jun 2004 10:52:39 +0000
Subject: Patch #881887 by Gerald Vanbaren. The red LED is now ON when
 recording and blinking when waiting to record (and when paused).

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4790 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/drivers/led.c | 20 +++++++++++++++++++-
 firmware/export/led.h  |  1 +
 2 files changed, 20 insertions(+), 1 deletion(-)

(limited to 'firmware')

diff --git a/firmware/drivers/led.c b/firmware/drivers/led.c
index adeb2714e0..f3b0693c6d 100644
--- a/firmware/drivers/led.c
+++ b/firmware/drivers/led.c
@@ -22,9 +22,13 @@
 #include "led.h"
 #include "system.h"
 
+static bool xor;
+static bool current;
+
 void led(bool on)
 {
-    if ( on )
+    current = on;
+    if ( on ^ xor )
     {
         or_b(0x40, &PBDRL);
     }
@@ -33,3 +37,17 @@ void led(bool on)
         and_b(~0x40, &PBDRL);
     }
 }
+
+void invert_led(bool on)
+{
+    if ( on )
+    {
+        xor = 1;
+    }
+    else
+    {
+        xor = 0;
+    }
+    led(current);
+}
+
diff --git a/firmware/export/led.h b/firmware/export/led.h
index 9b2552f738..cc035b9345 100644
--- a/firmware/export/led.h
+++ b/firmware/export/led.h
@@ -23,5 +23,6 @@
 #include <stdbool.h>
 
 extern void led( bool on );
+extern void invert_led( bool on );
 
 #endif
-- 
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