mirror of
git://projects.qi-hardware.com/wernermisc.git
synced 2024-12-19 18:01:54 +02:00
94 lines
2.4 KiB
Bash
Executable File
94 lines
2.4 KiB
Bash
Executable File
#!/bin/sh
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#
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# m1nor - Flash a file to M1 NOR partition selected by the file name
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#
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# Written 2011 by Werner Almesberger
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# Copyright 2011 by Werner Almesberger
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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#
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# According to
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# http://www.milkymist.org/wiki/index.php?title=Flashing_the_Milkymist_One#Flash_Memory_Distribution
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#
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# standby.fpg 0x0000 0000 640k
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# soc-rescue.fpg 0x000A 0000 1536k
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# bios-rescue.bin 0x0022 0000 128k
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# splash-rescue.raw 0x0024 0000 640k
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# flickernoise.fbi(res) 0x002E 0000 4096k
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# soc.fpg 0x006E 0000 1536k alias: system.fpg
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# bios.bin 0x0086 0000 128k
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# splash.raw 0x0088 0000 640k
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# flickernoise.fbi 0x0092 0000 4096k
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# (data) 0x00D2 0000 19328k
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#
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if [ -z "$1" ]; then
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echo "usage: $0 filename" 1>&2
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exit 1
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fi
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if [ ! -r "$1" ]; then
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echo "cannot read $1" 1>&2
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exit 1
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fi
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n=${1##*/}
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if [ "${n#standby}" != "$n" ]; then off=0x0; ext=.fpg
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elif [ "${n#soc-rescue}" != "$n" ]; then off=0xa0000; ext=.fpg
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elif [ "${n#bios-rescue}" != "$n" ]; then off=0x220000; ext=.bin
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elif [ "${n#splash-rescue}" != "$n" ]; then off=0x240000; ext=.raw
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elif [ "${n#flickernoise-rescue}" != "$n" ]; then off=0x2e0000; ext=.fbi
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elif [ "${n#soc}" != "$n" ]; then off=0x6e0000; ext=.fpg
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elif [ "${n#system}" != "$n" ]; then off=0x6e0000; ext=.fpg
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elif [ "${n#bios}" != "$n" ]; then off=0x860000; ext=.bin
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elif [ "${n#splash}" != "$n" ]; then off=0x880000; ext=.raw
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elif [ "${n#flickernoise}" != "$n" ]; then off=0x920000; ext=.fbi
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elif [ "${n#data}" != "$n" ]; then off=0xd20000; ext=
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else
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echo "unrecognized file name" 1>&2
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exit 1
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fi
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if [ "$ext" -a "${1%$ext}" = "$1" ]; then
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echo "extension mismatch (expected $ext)" 1>&2
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exit 1
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fi
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if [ "$FJMEM_BIT" ]; then
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fjmem=$FJMEM_BIT
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else
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fjmem=
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for n in $HOME/.qi/milkymist/*/fjmem.bit \
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$HOME/.qi/milkymist/*/*/fjmem.bit; do
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if [ -r "$n" ]; then
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fjmem="$n"
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break
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fi
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done
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if [ -z "$fjmem" ]; then
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echo "cannot find fjmem.bit (consider setting FJMEM_BIT)" 1>&2
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exit 1
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fi
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fi
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jtag <<EOF
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cable milkymist
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detect
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instruction CFG_OUT 000100 BYPASS
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instruction CFG_IN 000101 BYPASS
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pld load "$fjmem"
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initbus fjmem opcode=000010
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frequency 6000000
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detectflash 0
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endian big
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flashmem "$off" "$1" noverify
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pld reconfigure
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EOF
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echo "Flashed $1 at offset $off using $fjmem" 1>&2
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