Hi Andy, are you using big or little endian CPU ? Is mips32_pracc_fastdata_xfer() function called, and does it succeeds, or it falls back to simple mips_m4k_write_memory() ?
BR, Drasko On Tue, Mar 22, 2011 at 2:20 PM, Andrew Lyon <andrew.l...@gmail.com> wrote: > Hi, > > I am using a ft2232 based jtag device with a mips board and the > performance is really terrible: > > 57344 bytes in 3119.897949s (0.018 kb/s) > > It seems to work ok in that I can halt, resume, read/write memory etc, > but every operation is very slow, halting takes almost 3 seconds. > > I pulled the code from git and have tried using both libftdi and > libftd2xx0.4.16 but there is little difference. > > The jtag came with a guruplug and although I no longer have the > guruplug itself I do recall reflashing the 225k uboot image and it > took only a few seconds. > > Is this expected performance? If not what do I need to do to debug? > > Andy > _______________________________________________ > Openocd-development mailing list > Openocd-development@lists.berlios.de > https://lists.berlios.de/mailman/listinfo/openocd-development > _______________________________________________ Openocd-development mailing list Openocd-development@lists.berlios.de https://lists.berlios.de/mailman/listinfo/openocd-development
