51 lines
1.1 KiB
Bash
Executable File
51 lines
1.1 KiB
Bash
Executable File
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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#
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# Copyright (c) 2023 Pengutronix,
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# Marc Kleine-Budde <kernel@pengutronix.de>
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set -x
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set -e
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DEV=${1:-can0}
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SPI=${2:-$(ethtool -i ${DEV}|sed -ne "s/bus-info: //p")}
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modprobe -r mcp251xfd
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modprobe mcp251xfd
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sleep 2
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ip link set ${DEV} down
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sleep 2
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rm -vf /var/log/devcoredump-*.dump
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ip link set ${DEV} up type can bitrate 1000000 dbitrate 4000000 fd on restart-ms 1000 berr-reporting off listen-only off loopback on
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ethtool -g ${DEV} || true
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ethtool -c ${DEV} || true
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cangen ${DEV} -Di -L8 -I2 -p 10 -g 200 -n 3
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cat /sys/kernel/debug/regmap/${SPI}-crc/registers > data/registers-canfd.dump
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ip link set ${DEV} down
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sleep 2
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cp -av /var/log/devcoredump-*.dump data
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ip link set ${DEV} up type can bitrate 1000000 fd off restart-ms 1000 berr-reporting off listen-only off loopback on
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rm -vf /var/log/devcoredump-*.dump
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ethtool -g ${DEV} || true
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ethtool -c ${DEV} || true
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cangen ${DEV} -Di -L8 -I2 -p 10 -g 200 -n 7
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cat /sys/kernel/debug/regmap/${SPI}-crc/registers > data/registers-classic-can.dump
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ip link set ${DEV} down
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sleep 2
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cp -av /var/log/devcoredump-*.dump data
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