Date:2011-11-20 21:02:40 (8 years 19 days ago)
Author:Werner Almesberger
Commit:6dc6174b2ca232bfe2d765dbdfabf20c69f4924f
Message:m1/tools/m1nor: flash a file to M1 NOR partition selected by the file name

Files: m1/tools/m1nor (1 diff)

Change Details

m1/tools/m1nor
1#!/bin/sh
2#
3# m1nor - Flash a file to M1 NOR partition selected by the file name
4#
5# Written 2011 by Werner Almesberger
6# Copyright 2011 by Werner Almesberger
7#
8# This program is free software; you can redistribute it and/or modify
9# it under the terms of the GNU General Public License as published by
10# the Free Software Foundation; either version 2 of the License, or
11# (at your option) any later version.
12#
13
14#
15# According to
16# http://www.milkymist.org/wiki/index.php?title=Flashing_the_Milkymist_One#Flash_Memory_Distribution
17#
18# standby.fpg 0x0000 0000 640k
19# soc-rescue.fpg 0x000A 0000 1536k
20# bios-rescue.bin 0x0022 0000 128k
21# splash-rescue.raw 0x0024 0000 640k
22# flickernoise.fbi(res) 0x002E 0000 4096k
23# soc.fpg 0x006E 0000 1536k
24# bios.bin 0x0086 0000 128k
25# splash.raw 0x0088 0000 640k
26# flickernoise.fbi 0x0092 0000 4096k
27# (data) 0x00D2 0000 19328k
28#
29
30if [ -z "$1" ]; then
31    echo "usage: $0 filename" 1>&2
32    exit 1
33fi
34
35if [ ! -r "$1" ]; then
36    echo "cannot read $1" 1>&2
37    exit 1
38fi
39
40n=${1##*/}
41if [ "${n#standby}" != "$n" ]; then off=0x0; ext=.fpg
42elif [ "${n#soc-rescue}" != "$n" ]; then off=0xa0000; ext=.fpg
43elif [ "${n#bios-rescue}" != "$n" ]; then off=0x220000; ext=.bin
44elif [ "${n#splash-rescue}" != "$n" ]; then off=0x240000; ext=.raw
45elif [ "${n#flickernoise-rescue}" != "$n" ]; then off=0x2e0000; ext=.fbi
46elif [ "${n#soc}" != "$n" ]; then off=0x6e0000; ext=.fpg
47elif [ "${n#bios}" != "$n" ]; then off=0x860000; ext=.bin
48elif [ "${n#splash}" != "$n" ]; then off=0x880000; ext=.raw
49elif [ "${n#flickernoise}" != "$n" ]; then off=0x920000; ext=.fbi
50elif [ "${n#data}" != "$n" ]; then off=0xd20000; ext=
51else
52    echo "unrecognized file name" 1>&2
53    exit 1
54fi
55
56if [ "$ext" -a "${1%$ext}" = "$1" ]; then
57    echo "extension mismatch (expected $ext)" 1>&2
58    exit 1
59fi
60
61if [ "$FJMEM_BIT" ]; then
62    fjmem=$FJMEM_BIT
63else
64    fjmem=
65    for n in $HOME/.qi/milkymist/*/fjmem.bit \
66        $HOME/.qi/milkymist/*/*/fjmem.bit; do
67        if [ -r "$n" ]; then
68            fjmem="$n"
69            break
70        fi
71    done
72    if [ -z "$fjmem" ]; then
73        echo "cannot find fjmem.bit (consider setting FJMEM_BIT)" 1>&2
74        exit 1
75    fi
76fi
77
78jtag <<EOF
79cable milkymist
80detect
81instruction CFG_OUT 000100 BYPASS
82instruction CFG_IN 000101 BYPASS
83pld load "$fjmem"
84initbus fjmem opcode=000010
85frequency 6000000
86detectflash 0
87endian big
88flashmem "$off" "$1" noverify
89EOF
90
91echo "Flashed $1 at offset $off using $fjmem" 1>&2

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