> Hi all,
> I'm working on a dynamically reconfigurable project on ML402 (virtex-4
> sx35) and, for this, I have to load partial bitstreams from a Compact
> Flash. I successfully generated a system.ace file that works fine and
> configure my fpga at turn on. The problems come when I try to load a
> partial bitstream stored on the CF: it always isn't possible and the
> error led turn on.
> I mainly use sysace_fopen and sysace_fread functions (I also tried using
> directly the function XHwIcap_CF2Icap provided by Xilinx in his examples);
> only reading 2048 bytes it seems to read something, but not all.
> I tried to open and read an image .bmp, using sysace_fopen and
> sysace_fread, and it works. The problem comes with bitstreams
> (both .bit and .bin).
> I have this problem both in my reconfigurable system and in a normal
> system based on MicroBlaze.
>
> Have you any suggestion? Has anyone successfully reconfigured virtex-4
> devices using a bitstream stored on a CF? I would be grateful for your
> help.
>
>
> Paolo Furia
>