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-rwxr-xr-xmeta-ti-extras/recipes-ti/beagleboard/gadget-init/g-ether-load.sh46
1 files changed, 46 insertions, 0 deletions
diff --git a/meta-ti-extras/recipes-ti/beagleboard/gadget-init/g-ether-load.sh b/meta-ti-extras/recipes-ti/beagleboard/gadget-init/g-ether-load.sh
new file mode 100755
index 00000000..f9400649
--- /dev/null
+++ b/meta-ti-extras/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}