[meta-xilinx] load fpga bitstream in u-boot SPL on pyro
mike.looijmans at topic.nl
Fri Oct 13 01:45:18 PDT 2017
You can load the bitstream in "regular" u-boot and even in Linux (that's what
I do to speed up things).
You will need a *working* pmufw binary for that to work, see a bunch of
previous e-mails on how to accomplish that.
On 13-10-17 10:33, yohan.boyer at ioterop.com wrote:
> I was upgrading my build from morty to pyro and I fall into an issue I think.
> We discuss some day ago to read MAC address from I2C EEPROM attached via the PL.
> It seems it was not done by default on u-boot 2016.03, but ok in u-boot 2017.01.
> So I’m now using u-boot 2017.01. The new build with pyro is now working.
> But in morty, the fpga bitstream was loaded in u-boot SPL, before booting in
> u-boot right ? But not in pyro ?
> There is not the patch zynq-Add-fpga-support-to-u-boot-SPL.patch in pyro.
> So my question is : Am I missing something ?
> I think u-boot can’t read the MAC address if the bitstream is not loaded
> before u-boot try to read it.
> Also, I find in pyro the uenv.txt is generated, very nice !
> But in case the bitstream will be load in u-boot SPL, it will cause issue ?
> Since the uenv.txt load it in u-boot.
> Thanks for any tips !
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