[Buildroot] [PATCH v3] busybox: add watchdog daemon startup script
Fabio Porcedda
fabio.porcedda at telit.com
Fri Feb 10 16:52:05 UTC 2012
Signed-off-by: Fabio Porcedda <fabio.porcedda at telit.com>
---
Changes for v3:
- Changed the default value in the script,
as asked by Jean-Christophe.
Changes for v2:
- Add the option to set the reset frequency,
as asked by Arnout Vandecappelle.
package/busybox/Config.in | 17 +++++++++++++++++
package/busybox/S15watchdog | 20 ++++++++++++++++++++
package/busybox/busybox.mk | 11 +++++++++++
3 files changed, 48 insertions(+), 0 deletions(-)
create mode 100644 package/busybox/S15watchdog
diff --git a/package/busybox/Config.in b/package/busybox/Config.in
index 4176020..a12f9b8 100644
--- a/package/busybox/Config.in
+++ b/package/busybox/Config.in
@@ -62,6 +62,23 @@ config BR2_PACKAGE_BUSYBOX_SHOW_OTHERS
Show packages in menuconfig that are potentially also provided
by busybox.
+config BR2_PACKAGE_BUSYBOX_WATCHDOG
+ bool "Install the watchdog daemon startup script"
+ help
+ Install the watchdog daemon startup script,
+ that just start at the boot the busybox watchdog daemon.
+
+if BR2_PACKAGE_BUSYBOX_WATCHDOG
+
+config BR2_PACKAGE_BUSYBOX_WATCHDOG_PERIOD
+ int "Delay between reset"
+ default "5"
+ help
+ Select the number of seconds between each
+ reset of the watchdog (default 5)
+
+endif
+
endif
if !BR2_PACKAGE_BUSYBOX # kconfig doesn't support else
diff --git a/package/busybox/S15watchdog b/package/busybox/S15watchdog
new file mode 100644
index 0000000..7f1110c
--- /dev/null
+++ b/package/busybox/S15watchdog
@@ -0,0 +1,20 @@
+#!/bin/sh
+#
+# Start watchdog
+#
+
+case "$1" in
+ start)
+ echo "Starting watchdog..."
+ watchdog -t PERIOD /dev/watchdog
+ ;;
+ stop)
+ ;;
+ restart|reload)
+ ;;
+ *)
+ echo $"Usage: $0 {start|stop|restart}"
+ exit 1
+esac
+
+exit $?
diff --git a/package/busybox/busybox.mk b/package/busybox/busybox.mk
index 59448d5..c77bab5 100644
--- a/package/busybox/busybox.mk
+++ b/package/busybox/busybox.mk
@@ -142,6 +142,16 @@ define BUSYBOX_INSTALL_LOGGING_SCRIPT
else rm -f $(TARGET_DIR)/etc/init.d/S01logging; fi
endef
+ifeq ($(BR2_PACKAGE_BUSYBOX_WATCHDOG),y)
+define BUSYBOX_INSTALL_WATCHDOG_SCRIPT
+ [ -f $(TARGET_DIR)/etc/init.d/S15watchdog ] || \
+ install -D -m 0755 package/busybox/S15watchdog \
+ $(TARGET_DIR)/etc/init.d/S15watchdog && \
+ sed -i s/PERIOD/$(BR2_PACKAGE_BUSYBOX_WATCHDOG_PERIOD)/ \
+ $(TARGET_DIR)/etc/init.d/S15watchdog
+endef
+endif
+
# We do this here to avoid busting a modified .config in configure
BUSYBOX_POST_EXTRACT_HOOKS += BUSYBOX_COPY_CONFIG
@@ -172,6 +182,7 @@ define BUSYBOX_INSTALL_TARGET_CMDS
$(BUSYBOX_INSTALL_MDEV_SCRIPT)
$(BUSYBOX_INSTALL_MDEV_CONF)
$(BUSYBOX_INSTALL_LOGGING_SCRIPT)
+ $(BUSYBOX_INSTALL_WATCHDOG_SCRIPT)
endef
define BUSYBOX_UNINSTALL_TARGET_CMDS
--
1.7.8.3
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