1 echo "\n\nFirmware recovery helpers"
2 echo "Use -c firmware_help to get help\n"
5 "asus-rt-n16 ASUS RT-N16"
6 "asus-rt-n66u ASUS RT-N66U"
7 "linksys-wag200g Linksys WAG200G"
8 "linksys-wrt54gl Linksys WRT54GL v1.1"
9 "netgear-dg834v3 Netgear DG834G v3"
10 "tp-link_tl-mr3020 TP-LINK TL-MR3020"
11 "bt-homehubv1 BT HomeHub v1"
14 proc firmware_help { } {
16 Your OpenOCD command should look like this:
17 openocd -f interface/<jtag adapter>.cfg -f tools/firmware-recovery.tcl -c \"<commands>*; shutdown\"
20 <jtag adapter> is one of the supported devices, e.g. ftdi/jtagkey2
21 <commands> are firmware-recovery commands separated by semicolon
24 firmware_help get this help
25 list_boards list known boards and exit
26 board <name> select board you work with
27 list_partitions list partitions of the currently selected board
28 dump_part <name> <filename> save partition's contents to a file
29 erase_part <name> erase the given partition
30 flash_part <name> <filename> erase, flash and verify the given partition
31 ram_boot <filename> load binary file to RAM and run it
32 adapter speed <freq> set JTAG clock frequency in kHz
34 For example, to clear nvram and reflash CFE on an RT-N16 using TUMPA, run:
35 openocd -f interface/ftdi/tumpa.cfg -f tools/firmware-recovery.tcl \\
36 -c \"board asus-rt-n16; erase_part nvram; flash_part CFE cfe-n16.bin; shutdown\"
41 # set default, can be overridden later
44 proc get_partition { name } {
46 dict get $partition_list $name
49 proc partition_desc { name } { lindex [get_partition $name] 0 }
50 proc partition_start { name } { lindex [get_partition $name] 1 }
51 proc partition_size { name } { lindex [get_partition $name] 2 }
53 proc list_boards { } {
55 echo "List of the supported boards:\n"
56 echo "Board name\t\tDescription"
57 echo "-----------------------------------"
58 foreach i $known_boards {
65 script [find board/$name.cfg]
68 proc list_partitions { } {
70 set fstr "%-16s%-14s%-14s%s"
71 echo "\nThe currently selected board is known to have these partitions:\n"
72 echo [format $fstr Name Start Size Description]
73 echo "-------------------------------------------------------"
74 for {set i 0} {$i < [llength $partition_list]} {incr i 2} {
75 set key [lindex $partition_list $i]
76 echo [format $fstr $key [partition_start $key] [partition_size $key] [partition_desc $key]]
81 # Magic to work with any targets, including semi-functional
82 proc prepare_target { } {
89 proc dump_part { name filename } {
91 dump_image $filename [partition_start $name] [partition_size $name]
94 proc erase_part { name } {
96 flash erase_address [partition_start $name] [partition_size $name]
99 proc flash_part { name filename } {
101 flash write_image erase $filename [partition_start $name] bin
103 verify_image $filename [partition_start $name]
106 proc ram_boot { filename } {
107 global ram_boot_address
109 load_image $filename $ram_boot_address bin
110 resume $ram_boot_address