aos/tools/imx8x/board-tools.sh
Daniel Schwyn 6d444bf552 Main handout
Signed-off-by: Daniel Schwyn <daniel.schwyn@inf.ethz.ch>
2022-03-03 14:57:51 +01:00

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##########################################################################
# Copyright (c) 2019 ETH Zurich.
# All rights reserved.
#
# This file is distributed under the terms in the attached LICENSE file.
# If you do not find this file, copies can be found by writing to:
# ETH Zurich D-INFK, CAB F.78, Universitaetstr. 6, CH-8092 Zurich,
# Attn: Systems Group.
#
# Tools for handling the Toradex boards
#
##########################################################################
OTG_PREFIX="/dev/usbOtgColibri"
UART_PREFIX="/dev/usbSerialColibri"
get_usb_dev_path() {
DEVATTRS=$(udevadm info -a -n $1 2> /dev/null)
if [ $? -ne 0 ]; then
echo "Device \`$1\` not found." >&2
return 1
fi
BUSNUM=$(sed -En 's/[[:space:]]*ATTR\{busnum\}=="([0-9])"/\1/p' <<< ${DEVATTRS})
DEVPATH=$(sed -En 's/[[:space:]]*ATTR\{devpath\}=="([0-9](\.[0-9])*)"/\1/p' <<< ${DEVATTRS})
echo "${BUSNUM}:$DEVPATH"
}
get_uart_dev_path() {
get_usb_dev_path "${UART_PREFIX}$1"
}
get_otg_dev_path() {
get_usb_dev_path "${OTG_PREFIX}$1"
}
get_otg_path_uuu() {
# UUU wants the USB dev path in the format
# <bus:devpath> where devpath doesn't contain the separating
# '.' between the ports
DEVPATH=$(get_otg_dev_path $1)
if [ $? -ne 0 ]; then
return 1
fi
echo $(sed -n s/\\.//gp <<< ${DEVPATH})
}
get_uart_serial_number() {
DEVATTRS=$(udevadm info -a -n ${UART_PREFIX}$1 2> /dev/null)
if [ $? -ne 0 ]; then
echo "Device \`${UART_PREFIX}$1\` not found." >&2
return 1
fi
echo $(sed -rn 's/[[:space:]]*ATTR\{serial\}=="([0-9A-Z]{8})"/\1/p' <<< ${DEVATTRS})
}