mirror of
git://projects.qi-hardware.com/wernermisc.git
synced 2024-11-15 13:18:27 +02:00
135 lines
3.3 KiB
Bash
Executable File
135 lines
3.3 KiB
Bash
Executable File
#!/bin/sh
|
|
#
|
|
# m1nor - Flash a file to M1 NOR partition selected by the file name
|
|
#
|
|
# Written 2011 by Werner Almesberger
|
|
# Copyright 2011 by Werner Almesberger
|
|
#
|
|
# This program is free software; you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation; either version 2 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
|
|
#
|
|
# According to
|
|
# http://www.milkymist.org/wiki/index.php?title=Flashing_the_Milkymist_One#Flash_Memory_Distribution
|
|
#
|
|
# standby.fpg 0x0000 0000 640k
|
|
# soc-rescue.fpg 0x000A 0000 1536k
|
|
# bios-rescue.bin 0x0022 0000 128k
|
|
# splash-rescue.raw 0x0024 0000 640k
|
|
# flickernoise.fbi(res) 0x002E 0000 4096k
|
|
# soc.fpg 0x006E 0000 1536k alias: system.fpg
|
|
# bios.bin 0x0086 0000 128k
|
|
# splash.raw 0x0088 0000 640k
|
|
# flickernoise.fbi 0x0092 0000 4096k
|
|
# (data) 0x00D2 0000 19328k
|
|
#
|
|
|
|
classify()
|
|
{
|
|
if [ ! -r "$1" ]; then
|
|
echo "$1: cannot read" 1>&2
|
|
exit 1
|
|
fi
|
|
|
|
b=${1##*/}
|
|
if [ "${b#standby}" != "$b" ]; then off=0x0; ext=.fpg
|
|
elif [ "${b#soc-rescue}" != "$b" ]; then off=0xa0000; ext=.fpg
|
|
elif [ "${b#bios-rescue}" != "$b" ]; then off=0x220000; ext=.bin
|
|
elif [ "${b#splash-rescue}" != "$b" ]; then off=0x240000; ext=.raw
|
|
elif [ "${b#flickernoise-rescue}" != "$b" ]; then off=0x2e0000; ext=.fbi
|
|
elif [ "${b#soc}" != "$b" ]; then off=0x6e0000; ext=.fpg
|
|
elif [ "${b#system}" != "$b" ]; then off=0x6e0000; ext=.fpg
|
|
elif [ "${b#bios}" != "$b" ]; then off=0x860000; ext=.bin
|
|
elif [ "${b#splash}" != "$b" ]; then off=0x880000; ext=.raw
|
|
elif [ "${b#flickernoise}" != "$b" ]; then off=0x920000; ext=.fbi
|
|
elif [ "${b#data}" != "$b" ]; then off=0xd20000; ext=
|
|
else
|
|
echo "$1: unrecognized file name" 1>&2
|
|
exit 1
|
|
fi
|
|
|
|
if [ "$ext" -a "${1%$ext}" = "$1" ]; then
|
|
echo "$1: extension mismatch (expected $ext)" 1>&2
|
|
exit 1
|
|
fi
|
|
}
|
|
|
|
|
|
if [ -z "$1" ]; then
|
|
echo "usage: $0 filename ..." 1>&2
|
|
exit 1
|
|
fi
|
|
|
|
if [ "$FJMEM_BIT" ]; then
|
|
fjmem=$FJMEM_BIT
|
|
else
|
|
fjmem=
|
|
for n in $HOME/.qi/milkymist/*/fjmem.bit \
|
|
$HOME/.qi/milkymist/*/*/fjmem.bit \
|
|
/usr/local/share/milkymist/fjmem.bit \
|
|
/usr/share/milkymist/fjmem.bit; do
|
|
if [ -r "$n" ]; then
|
|
fjmem="$n"
|
|
break
|
|
fi
|
|
done
|
|
if [ -z "$fjmem" ]; then
|
|
echo "cannot find fjmem.bit (consider setting FJMEM_BIT)" 1>&2
|
|
exit 1
|
|
fi
|
|
fi
|
|
|
|
for n in "$@"; do
|
|
classify "$n"
|
|
done
|
|
|
|
(
|
|
cat <<EOF
|
|
cable milkymist
|
|
detect
|
|
instruction CFG_OUT 000100 BYPASS
|
|
instruction CFG_IN 000101 BYPASS
|
|
pld load "$fjmem"
|
|
initbus fjmem opcode=000010
|
|
frequency 6000000
|
|
detectflash 0
|
|
endian big
|
|
EOF
|
|
for n in "$@"; do
|
|
classify "$n"
|
|
echo flashmem "$off" "$n" noverify
|
|
done
|
|
echo lockflash 0 55
|
|
echo detectflash 0
|
|
echo pld reconfigure
|
|
) | jtag -q || exit
|
|
|
|
#
|
|
# Fun fact: a direct flashmem-lockflash-pld reconfigure sequence leaves
|
|
# the FPGA in a weird state from which it can't boot out of standby, neither
|
|
# via JTAG (pld load ...) or by pressing the middle button.
|
|
#
|
|
# The only thing that seems to help is to run "detectflash" after the locking.
|
|
# (Tried "peek", "usleep", "pld readreg", ... without success.)
|
|
#
|
|
|
|
#
|
|
# FIXME: the exit code of "jtag" doesn't indicate whether the session was
|
|
# successful.
|
|
#
|
|
|
|
first=true
|
|
for n in "$@"; do
|
|
classify "$n"
|
|
echo -n "Flashed $n at offset $off" 1>&2
|
|
if $first; then
|
|
echo " using $fjmem" 1>&2
|
|
else
|
|
echo 1>&2
|
|
fi
|
|
first=false
|
|
done
|