Indicate enabled web recovery mode with pulsing LEDs

diff --git a/u-boot/net/net.c b/u-boot/net/net.c
index d35c765cad358daa71043c8c228386f8687fd71e..5cc7709914f387877cb78da81b32249082020888 100644 (file)
--- a/u-boot/net/net.c
+++ b/u-boot/net/net.c
@@ -1539,8 +1539,34 @@ int NetLoopHttpd(void){
 
        webfailsafe_is_running = 1;
 
+       int led_off = 0;
+       int cnt_up = 1;
+       int cnt = 0;
+
        // infinite loop
        for(;;){
+               if (cnt == led_off)
+                       all_led_off();
+               else if (cnt == 0)
+                       all_led_on();
+
+               cnt++;
+
+               if (cnt == 1024) {
+                       cnt = 0;
+
+                       if (cnt_up) {
+                               led_off++;
+
+                               if (led_off == 1024)
+                                       cnt_up = 0;
+                       } else {
+                               led_off--;
+
+                               if (led_off == 0)
+                                       cnt_up = 1;
+                       }
+               }
 
                /*
                 *      Check the ethernet for a new packet.
@@ -1562,6 +1588,8 @@ int NetLoopHttpd(void){
                        /* Invalidate the last protocol */
                        eth_set_last_protocol(BOOTP);
 
+                       all_led_off();
+
                        printf("\nWeb failsafe mode aborted!\n\n");
                        return(-1);
                }
@@ -1600,6 +1628,8 @@ int NetLoopHttpd(void){
 
        do_http_progress(WEBFAILSAFE_PROGRESS_UPGRADE_FAILED);
 
+       all_led_off();
+
        // go to restart
        goto restart;