[SPAM] [PATCH 2/3] FPGA: add a programming command
plagnioj at jcrosoft.com
Thu Nov 7 09:37:49 EST 2013
On 12:09 Thu 07 Nov , Sascha Hauer wrote:
> On Thu, Nov 07, 2013 at 11:04:56AM +0100, Jean-Christophe PLAGNIOL-VILLARD wrote:
> > Hi,
> > I really do not like it
> > we need to have an API to load firmware same a Linux
> The firmware loading mechanism in Linux is driven by the driver
> requesting a firmware. This is appropriate for WiFi drivers which can't
> continue without a firmware. For FPGAs which can be loaded, unloaded, or
> even partially loaded, it's the user that should trigger firmware
> loading, not the driver.
> Also, in barebox a user should decide if and when a firmware is loaded.
> We have cases where a single board requires different Firmwares
> depending on bootstrapping. In this case You don't want to have fixed
> firmware names.
> So no, the Linux Firmware model is not suitable for barebox (it sucks
> for Linux aswell in many cases).
and command is horrible as you need to known the protocol which you do not
you just need to known the fpga device and firmware you want to use
then the fpga driver will handle
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