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-rwxr-xr-xmeta-facebook/meta-wedge/recipes-wedge/fbutils/files/watch-fc.sh34
1 files changed, 34 insertions, 0 deletions
diff --git a/meta-facebook/meta-wedge/recipes-wedge/fbutils/files/watch-fc.sh b/meta-facebook/meta-wedge/recipes-wedge/fbutils/files/watch-fc.sh
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--- /dev/null
+++ b/meta-facebook/meta-wedge/recipes-wedge/fbutils/files/watch-fc.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+#
+# Copyright 2014-present Facebook. All Rights Reserved.
+#
+# This program file is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the
+# Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+# for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program in a file named COPYING; if not, write to the
+# Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor,
+# Boston, MA 02110-1301 USA
+#
+
+. /usr/local/fbpackages/utils/ast-functions
+
+MAC1LINK=0 # GPIOA0
+FAB0_PRES=20 # GPIOC4
+FAB1_PRES=21 # GPIOC5
+while true; do
+ # fabN_pres: active low.
+ if [ $(gpio_get $FAB0_PRES) = 0 ]; then
+ gpio_set $MAC1LINK 0
+ elif [ $(gpio_get $FAB1_PRES) = 0 ]; then
+ gpio_set $MAC1LINK 1
+ fi
+ sleep 1
+done
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