gadget-init: create info.txt upon starting storage gadget

This creates a file called info.txt that saves some useful information
for image versioning, network connectivity and beginner user debugging.

Signed-off-by: Jason Kridner <jdk@ti.com>
Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>

2 files changed, 34 insertions, 0 deletions

diff --git a/recipes-ti/beagleboard/gadget-init/storage-gadget-init.service b/recipes-ti/beagleboard/gadget-init/storage-gadget-init.service
index 9a8513e8..601e0d7c 100644
--- a/recipes-ti/beagleboard/gadget-init/storage-gadget-init.service
+++ b/recipes-ti/beagleboard/gadget-init/storage-gadget-init.service
@@ -4,6 +4,7 @@ After=dev-mmcblk0p1.device
 
 [Service]
 RemainAfterExit=yes
+ExecStartPre=/usr/bin/update-image-info-on-mmcblk0p1.sh
 ExecStart=/sbin/modprobe g_mass_storage file=/dev/mmcblk0p1 cdrom=0 stall=0 removable=1 nofua=1
 ExecStop=/sbin/rmmod g_mass_storage
 
diff --git a/recipes-ti/beagleboard/gadget-init/update-image-info-on-mmcblk0p1.sh b/recipes-ti/beagleboard/gadget-init/update-image-info-on-mmcblk0p1.sh
new file mode 100755
index 00000000..62aab39e
--- /dev/null
+++ b/recipes-ti/beagleboard/gadget-init/update-image-info-on-mmcblk0p1.sh
@@ -0,0 +1,33 @@
+#!/bin/sh
+mount /dev/mmcblk0p1 /mnt
+echo "Image info snapshot" > /mnt/info.txt
+
+echo >> /mnt/info.txt
+echo "/etc/angstrom-version:" >> /mnt/info.txt
+cat /etc/angstrom-version >> /mnt/info.txt
+
+echo >> /mnt/info.txt
+echo "/proc/cpuinfo:" >> /mnt/info.txt
+cat /proc/cpuinfo >> /mnt/info.txt
+
+echo >> /mnt/info.txt
+echo "uname -a:" >> /mnt/info.txt
+uname -a >> /mnt/info.txt
+
+echo >> /mnt/info.txt
+echo "/proc/cmdline:" >> /mnt/info.txt
+cat /proc/cmdline >> /mnt/info.txt
+
+echo >> /mnt/info.txt
+echo "ifconfig:" >> /mnt/info.txt
+ifconfig >> /mnt/info.txt
+
+echo >> /mnt/info.txt
+echo "/etc/angstrom-build-info:" >> /mnt/info.txt
+cat /etc/angstrom-build-info >> /mnt/info.txt
+
+echo >> /mnt/info.txt
+echo "opkg list-installed:" >> /mnt/info.txt
+opkg list-installed >> /mnt/info.txt
+
+umount /mnt