Discussion:
[UrJTAG-dev] urjtag segfaults
Benjamin Henrion
2012-04-22 16:18:34 UTC
Permalink
Hi,

I am trying to dump the flash of the bbox2 router:

http://zoobab.com/bbox2

But urjtag crashes at detectflash:

=====================================================
***@sabayon /root/urjtag [2]# cat commands
cable wiggler ppdev /dev/parport0
detect
endian big
initbus ejtag_dma
usleep 1000
initbus ejtag_dma
detectflash 0x1f000000

***@sabayon /root/urjtag [3]# jtag commands
Initializing ppdev port /dev/parport0
IR length: 5
Chain length: 1
Device Id: 00000010011111010011000111001011 (0x00000000027D31CB)
Unknown manufacturer!
chain.c(149) Part 0 without active instruction
chain.c(200) Part 0 without active instruction
chain.c(149) Part 0 without active instruction
ejtag_dma.c(353) EJCONTROL or EJIMPCODE register not found
bus initialization failed!
ejtag_dma.c(353) EJCONTROL or EJIMPCODE register not found
bus initialization failed!
Initialized bus 1, active bus 0
ejtag_dma.c(353) EJCONTROL or EJIMPCODE register not found
chain.c(149) Part 0 without active instruction
Segmentation fault
=====================================================

Any idea why?

--
Benjamin Henrion <bhenrion at ffii.org>
FFII Brussels - +32-484-566109 - +32-2-3500762
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Mike Frysinger
2012-04-22 17:59:30 UTC
Permalink
Post by Benjamin Henrion
Device Id: 00000010011111010011000111001011 (0x00000000027D31CB)
Unknown manufacturer!
you need to fix this first
-mike

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