From 89c54f502b38ec21e79056a5510f77836d013e81 Mon Sep 17 00:00:00 2001 From: Joel A Fernandes Date: Thu, 10 Nov 2011 00:06:35 -0600 Subject: gadget-init: Add network-gadget services and other fixes * Add rule to start network-gadget when mass storage is ejected * Add network-gadget-init service and scripts to switch to g_ether * Add DHCP service / conf * Update to storage-gadget: rmmod on stop v2 changes: * Fix g-ether MAC address by reading from mac_id * Split into multiple packages Signed-off-by: Joel A Fernandes Signed-off-by: Koen Kooi --- .../beagleboard/gadget-init/bone-gmass-eject.rules | 1 + recipes-ti/beagleboard/gadget-init/g-ether-load.sh | 46 ++++++++++++++++++++++ .../gadget-init/g-ether-start-service.sh | 11 ++++++ .../beagleboard/gadget-init/g-storage-reinsert.sh | 4 ++ .../gadget-init/network-gadget-init.service | 9 +++++ .../gadget-init/storage-gadget-init.service | 2 + recipes-ti/beagleboard/gadget-init/udhcpd.conf | 5 +++ recipes-ti/beagleboard/gadget-init/udhcpd.service | 11 ++++++ 8 files changed, 89 insertions(+) create mode 100644 recipes-ti/beagleboard/gadget-init/bone-gmass-eject.rules create mode 100755 recipes-ti/beagleboard/gadget-init/g-ether-load.sh create mode 100755 recipes-ti/beagleboard/gadget-init/g-ether-start-service.sh create mode 100755 recipes-ti/beagleboard/gadget-init/g-storage-reinsert.sh create mode 100644 recipes-ti/beagleboard/gadget-init/network-gadget-init.service create mode 100644 recipes-ti/beagleboard/gadget-init/udhcpd.conf create mode 100644 recipes-ti/beagleboard/gadget-init/udhcpd.service (limited to 'recipes-ti/beagleboard/gadget-init') diff --git a/recipes-ti/beagleboard/gadget-init/bone-gmass-eject.rules b/recipes-ti/beagleboard/gadget-init/bone-gmass-eject.rules new file mode 100644 index 00000000..ee6f93e2 --- /dev/null +++ b/recipes-ti/beagleboard/gadget-init/bone-gmass-eject.rules @@ -0,0 +1 @@ +SUBSYSTEM=="block",ACTION=="change",KERNEL=="mmcblk0p1",RUN+="/usr/bin/g-ether-start-service.sh" diff --git a/recipes-ti/beagleboard/gadget-init/g-ether-load.sh b/recipes-ti/beagleboard/gadget-init/g-ether-load.sh new file mode 100755 index 00000000..f9400649 --- /dev/null +++ b/recipes-ti/beagleboard/gadget-init/g-ether-load.sh @@ -0,0 +1,46 @@ +#!/bin/sh + +function get_devmem() +{ + /usr/bin/devmem2 $1 | grep ": " | cut -d ":" -f 2|cut -d "x" -f 2 +} + +function hex_to_mac_addr() +{ + addr=$1 + n=0 + mac_addr=$(echo ${addr} | while read -r -n2 c; do + if [ ! -z "$c" ]; then + if [ $n -ne 0 ] ; then + echo -n ":${c}" + else + echo -n "${c}" + fi + fi + n=$(($n+1)) + done) + echo ${mac_addr} +} + +function reverse_bytes() +{ + addr=$1 + New_addr=$(echo ${addr} | while read -r -n2 c; do + if [ ! -z "$c" ]; then + New_addr=${c}${New_addr} + else echo + echo ${New_addr} + fi + done) + echo ${New_addr} +} + +DEVMEM_ADDR_LO=$(get_devmem 0x44e10638|bc) +DEVMEM_ADDR_LO=$(reverse_bytes ${DEVMEM_ADDR_LO}) + +DEVMEM_ADDR_HI=$(get_devmem 0x44e1063C) +DEVMEM_ADDR_HI=$(reverse_bytes ${DEVMEM_ADDR_HI}) + +DEV_ADDR=$(hex_to_mac_addr "${DEVMEM_ADDR_HI}${DEVMEM_ADDR_LO}") + +modprobe g_ether host_addr=${DEV_ADDR} diff --git a/recipes-ti/beagleboard/gadget-init/g-ether-start-service.sh b/recipes-ti/beagleboard/gadget-init/g-ether-start-service.sh new file mode 100755 index 00000000..2db16c26 --- /dev/null +++ b/recipes-ti/beagleboard/gadget-init/g-ether-start-service.sh @@ -0,0 +1,11 @@ +#!/bin/sh +if [ -a /sys/devices/platform/omap/ti81xx-usbss/musb-hdrc.0/gadget/lun0/file ] +then + x=$(cat /sys/devices/platform/omap/ti81xx-usbss/musb-hdrc.0/gadget/lun0/file) + if [ -z "$x" ] + then + /bin/systemctl stop storage-gadget-init.service + /bin/systemctl start network-gadget-init.service + /bin/systemctl start udhcpd.service + fi +fi diff --git a/recipes-ti/beagleboard/gadget-init/g-storage-reinsert.sh b/recipes-ti/beagleboard/gadget-init/g-storage-reinsert.sh new file mode 100755 index 00000000..d358640a --- /dev/null +++ b/recipes-ti/beagleboard/gadget-init/g-storage-reinsert.sh @@ -0,0 +1,4 @@ +#!/bin/sh +/bin/systemctl stop storage-gadget-init.service +/bin/systemctl stop network-gadget-init.service +/bin/systemctl start storage-gadget-init.service diff --git a/recipes-ti/beagleboard/gadget-init/network-gadget-init.service b/recipes-ti/beagleboard/gadget-init/network-gadget-init.service new file mode 100644 index 00000000..979d8aa4 --- /dev/null +++ b/recipes-ti/beagleboard/gadget-init/network-gadget-init.service @@ -0,0 +1,9 @@ +[Unit] +Description=Start USB Ethernet gadget +Conflicts=storage-gadget-init.service + +[Service] +RemainAfterExit=yes +ExecStart=/usr/bin/g-ether-load.sh +ExecStartPost=/sbin/ifconfig usb0 192.168.7.2 netmask 255.255.255.252 +ExecStop=/sbin/rmmod g_ether diff --git a/recipes-ti/beagleboard/gadget-init/storage-gadget-init.service b/recipes-ti/beagleboard/gadget-init/storage-gadget-init.service index 2fe48e15..9a8513e8 100644 --- a/recipes-ti/beagleboard/gadget-init/storage-gadget-init.service +++ b/recipes-ti/beagleboard/gadget-init/storage-gadget-init.service @@ -3,7 +3,9 @@ Description=Start usb mass storage gadget After=dev-mmcblk0p1.device [Service] +RemainAfterExit=yes ExecStart=/sbin/modprobe g_mass_storage file=/dev/mmcblk0p1 cdrom=0 stall=0 removable=1 nofua=1 +ExecStop=/sbin/rmmod g_mass_storage [Install] WantedBy=basic.target diff --git a/recipes-ti/beagleboard/gadget-init/udhcpd.conf b/recipes-ti/beagleboard/gadget-init/udhcpd.conf new file mode 100644 index 00000000..3bcf00f0 --- /dev/null +++ b/recipes-ti/beagleboard/gadget-init/udhcpd.conf @@ -0,0 +1,5 @@ +start 192.168.7.1 +end 192.168.7.1 +interface usb0 +max_leases 1 +option subnet 255.255.255.252 diff --git a/recipes-ti/beagleboard/gadget-init/udhcpd.service b/recipes-ti/beagleboard/gadget-init/udhcpd.service new file mode 100644 index 00000000..f0766733 --- /dev/null +++ b/recipes-ti/beagleboard/gadget-init/udhcpd.service @@ -0,0 +1,11 @@ +[Unit] +Description=DHCP server for USB0 network gadget +After=sys-devices-platform-omap-ti81xx\x2dusbss-musb\x2dhdrc.0-gadget-net-usb0.device + +[Service] +ExecStart=/usr/sbin/udhcpd -f -S /etc/udhcpd.conf +ExecStop=/bin/kill -TERM $MAINPID +KillSignal=SIGINT + +[Install] +WantedBy=basic.target -- cgit v1.2.3-54-g00ecf