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authorPat Erley <perley@cyngn.com>2015-10-22 18:04:35 -0700
committerTom Marshall <tdm@cyngn.com>2015-11-25 15:34:35 -0800
commit3381ac447175af3252c79c3e066cbbc38c400c85 (patch)
tree032b579655cb3739885a5365b6a7ddac79dc566b
parentf42bf40aa1526ff8d1a93717be40f40d975e798c (diff)
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Blank screen during shutdown and reboot
Some hardware doesn't like having the panel on and still active during pwoer cycles, so just turn it off. Change-Id: Ied1f0802f5a2d45980ee33abf2456a291ba64beb
-rw-r--r--recovery.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/recovery.cpp b/recovery.cpp
index b8a53df..3cd2764 100644
--- a/recovery.cpp
+++ b/recovery.cpp
@@ -1381,6 +1381,9 @@ main(int argc, char **argv) {
sync();
+ write_file("/sys/class/leds/lcd-backlight/brightness", "0");
+ gr_fb_blank(true);
+
switch (after) {
case Device::SHUTDOWN:
ui->Print("Shutting down...\n");