diff options
Diffstat (limited to 'meta-ampere/meta-common/recipes-ampere/network/ampere-usbnet/ampere_usbnet.sh')
| -rw-r--r-- | meta-ampere/meta-common/recipes-ampere/network/ampere-usbnet/ampere_usbnet.sh | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/meta-ampere/meta-common/recipes-ampere/network/ampere-usbnet/ampere_usbnet.sh b/meta-ampere/meta-common/recipes-ampere/network/ampere-usbnet/ampere_usbnet.sh index ca9357fa3a..fb886c2eab 100644 --- a/meta-ampere/meta-common/recipes-ampere/network/ampere-usbnet/ampere_usbnet.sh +++ b/meta-ampere/meta-common/recipes-ampere/network/ampere-usbnet/ampere_usbnet.sh @@ -1,18 +1,22 @@ #!/bin/bash -ENV_MAC_ADDR=$(fw_printenv ethaddr eth1addr) +# Get MAC Address from uboot, or fallback to a random +ENV_MAC_ADDR= +ENV_MAC_ADDR=${ENV_MAC_ADDR:-"$(fw_printenv -n ethaddr)"} +ENV_MAC_ADDR=${ENV_MAC_ADDR:-"$(fw_printenv -n eth1addr)"} +MAC_ADDR=${ENV_MAC_ADDR:-"F8:C2:49:A6:09:3B"} -MAC_ADDR=$(echo "$ENV_MAC_ADDR" | cut -d "=" -f 2) - -if [ -n "$MAC_ADDR" ]; then - # Generate MAC Address from eth1addr using locally administered MAC - # https://en.wikipedia.org/wiki/MAC_address#Universal_vs._local_(U/L_bit - SUBMAC=$(echo "$MAC_ADDR" | cut -d ":" -f 2-6) - /usr/bin/usb-ctrl ecm usbnet on "06:$SUBMAC" "02:$SUBMAC" -else - /usr/bin/usb-ctrl ecm usbnet on -fi +# Generate MAC Address using locally administered MAC +# https://en.wikipedia.org/wiki/MAC_address#Universal_vs._local_(U/L_bit +SUBMAC=$(echo "$MAC_ADDR" | cut -d ":" -f 2-5) +/usr/bin/usb-ctrl ecm usbnet off +/usr/bin/usb-ctrl ecm usbnet on "06:$SUBMAC:01" "06:$SUBMAC:00" # Use NCM (Ethernet) Gadget instead of FunctionFS Gadget echo 0x0103 > /sys/kernel/config/usb_gadget/usbnet/idProduct echo "OpenBMC usbnet Device" > /sys/kernel/config/usb_gadget/usbnet/strings/0x409/product + +if [ "$MAC_ADDR" != "$ENV_MAC_ADDR" ]; then + # fail and wait for systemd to restart this service + exit 1 +fi |