Howto get __log_buf on a Xilinx FPGA

Grant Likely grant.likely at
Wed Feb 13 06:36:21 EST 2008

On Feb 12, 2008 12:30 PM, Ricardo Ayres Severo <severo.ricardo at> wrote:
> Linux/PPC load: console=ttyS0,9600
> Uncompressing Linux...done.
> Now booting the kernel
> ---output end---
> after a while I stop the debugger and type rst in xmd.
> then I ask gdb to dump the memory from position 0x1f3d5c to 0x1f3fff
> and only trash is returned.
> What am I doing wrong? Or the kernel really isn't being executed?

In this case it seems like the kernel isn't even booting.  You can try
inserting progress markers into the kernel boot path to spit single
characters out of the uartlite port.


Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.

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