On Wed, Dec 20, 2017 at 08:00:55PM +0100, Miklos Marton wrote: > >I tried to detect the flash on a wrt54g with dirtyjtag cable: > > > >https://github.com/jeanthom/DirtyJTAG > > > >urjtag segfaults: > > > >jtag> discovery > >[...] > >Detecting DR length for IR 11111011 ... 1 > >Detecting DR length for IR 11111100 ... 1 > >Detecting DR length for IR 11111101 ... 1 > >Detecting DR length for IR 11111110 ... 1 > >jtag> initbus ejtag_dma > >Initialized bus 5, active bus 0 > >jtag> detectflash 0x1fc00000 > >Segmentation fault (core dumped) > > > >Any idea how to debug that? strace? > > > I would start with GDB. Here are my notes on the topic from 5 years ago: > > /The UrJTAG uses a libtool wrapper for starting, so debugging with > GDB is a bit tricky.// > // > //You should debug the src/apps/jtag/.libs/lt-jtag binary. // > //But it does not appears right after building it, the wrapper > script creates it if not exists. // > //So ran ./src/apps/jtag/jtag first.// > // > //Then execute // > /|/ > //gdb ./src/apps/jtag/.libs/lt-jtag > > /Run the urjtag with GDB reproduce the problem and then type bt and > st in the gdb prompt./ > / > HTH, > Miklos >
How did the above go? Which parts of it should go in the urjtag documentation? Groeten Geert Stappers -- Leven en laten leven ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ UrJTAG-development mailing list UrJTAG-development@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/urjtag-development
