[yuhi@idared jtag]$ jtag

UrJTAG 0.8 #1124
Copyright (C) 2002, 2003 ETC s.r.o.
Copyright (C) 2007, 2008 Kolja Waschk and the respective authors

UrJTAG is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
There is absolutely no warranty for UrJTAG.

WARNING: UrJTAG may damage your hardware!
Type "quit" to exit, "help" for help.

jtag> cable wiggler2 ppdev /dev/parport0
Initializing ppdev port /dev/parport0
jtag> detect
IR length: 7
Chain length: 1
Device Id: 00011001001001110111000000010011 (0x0000000019277013)
  Manufacturer: Intel
  Part(0):         IXP425-266MHz
  Stepping:     B0
  Filename:     /usr/local/share/urjtag/intel/ixp425/ixp425
jtag> detectflash 0
Query identification string:
        Primary Algorithm Command Set and Control Interface ID Code: 0x0001 (Intel/Sharp Extended Command Set)
        Alternate Algorithm Command Set and Control Interface ID Code: 0x0000 (null)
Query system interface information:
        Vcc Logic Supply Minimum Write/Erase or Write voltage: 2700 mV
        Vcc Logic Supply Maximum Write/Erase or Write voltage: 3600 mV
        Vpp [Programming] Supply Minimum Write/Erase voltage: 0 mV
        Vpp [Programming] Supply Maximum Write/Erase voltage: 0 mV
        Typical timeout per single byte/word program: 64 us
        Typical timeout for maximum-size multi-byte program: 128 us
        Typical timeout per individual block erase: 1024 ms
        Typical timeout for full chip erase: 0 ms
        Maximum timeout for byte/word program: 256 us
        Maximum timeout for multi-byte program: 1024 us
        Maximum timeout per individual block erase: 4096 ms
        Maximum timeout for chip erase: 0 ms
Device geometry definition:
        Device Size: 8388608 B (8192 KiB, 8 MiB)
        Flash Device Interface Code description: 0x0002 (x8/x16)
        Maximum number of bytes in multi-byte program: 32
        Number of Erase Block Regions within device: 1
        Erase Block Region Information:
                Region 0:
                        Erase Block Size: 131072 B (128 KiB)
                        Number of Erase Blocks: 64
jtag> flashmem 0 /openwrt/gateworks/rb.bin
Manufacturer: Intel
Chip: 28F640J3A
program:

block 0 unlocked
erasing block 0: 0
addr: 0x00007B00