Re: [microblaze-uclinux] uClinux on V4FX12

[Kevin Somervill <kevin.m.somervill@xxxxxxxx>]

MC John Williams cold spun it on 02/20/07 20:45:
> Wright, Ron wrote:
>> auto-config.in file and build the kernel (with identical selections to
>> the Spartan config), I get absolutely no output on download.  The only
>> obvious differences are that the processor is running at 100 MHz and the
>> DDR starts at 0x24000000 instead of 0x22000000.  Both differences should

>>   Not sure where to start looking for a problem.
> 

> First thing I think is to confirm your hardware platform works as
> expected.  I'd be connecting to the platform via XMD, and doing some
> basic HW level tests - reading/writing memory, confirming output to the
> serial port by doing "mwr" write ops to the TX FIFO register, and so on.

Did you update the baud rate params for the uart?  John is right to make
sure the HW is good before moving on.  There are a number of places that
could care about the change to the proc frequency, but the uart_lite is
the first that comes to mind.

Happy hunting.
./ks
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