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https://github.com/AsahiLinux/m1n1
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b2e5b3ef00
Add a warning message when overriding the target serial device with SECDEV variable, just in case one is caught by surprise there. Signed-off-by: Alexis Deruelle <alexis.deruelle@gmail.com>
28 lines
741 B
Bash
Executable file
28 lines
741 B
Bash
Executable file
#!/bin/sh
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#
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# Secondary UART device name exposed when m1n1 boots is /dev/m1n1-sec on
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# Linux host and /dev/cu.usbmodemP_03 on macOS host
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#
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DEFAULT_SECDEV=/dev/m1n1-sec
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PLATFORM_NAME=$(uname)
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case "${PLATFORM_NAME}" in
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Darwin)
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SECDEV=/dev/cu.usbmodemP_03 ;;
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*)
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SECDEV="$DEFAULT_SECDEV" ;;
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esac
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if [ "$M1N1DEVICE" ] ; then
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SECDEV="$M1N1DEVICE"
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echo "warning: overriding device name from M1N1DEVICE environment variable ($DECDEV)!"
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fi
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# The secondary UART device shows up when m1n1 boots on the tethered machine
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echo "Waiting for UART device file '$SECDEV' to appear (Ctrl+C to abort)..."
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while true; do
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while [ ! -e $SECDEV ] ; do sleep 1 ; done
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picocom --omap crlf --imap lfcrlf -b 500000 $SECDEV
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sleep 1
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done
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