Re: [PATCH 0/3] Yet another stab at a fpga framework

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




On Sun, 7 Sep 2014, Pavel Machek wrote:

> Hi!
> 
> > [resend with fixed email settings]
> > 
> > The idea of the framework is to provide consistent ways of
> > programming raw images into FPGA's.
> > 
> > Programming from device tree overlays is supported.
> > 
> > The core (fpga-mgr.c) does not include a userspace interface
> > and just exports kernel functions.
> > 
> > This approach separates the core from the interfaces.
> > 
> > Each interface can be enabled or disabled in the defconfig.
> > In some production contexts, interfaces that might be used
> > during development can be disabled.
> > 
> > The core exports kernel functions to:
> >   * write the fpga from a buffer or using the firmware layer
> >   * get fpga status
> >   * find a particular fpga manager from a device tree phandle
> >   * register/unregister lower level fpga drivers.
> > 
> > The bus allows us to:
> >   * program fpga from a device tree overlay using firmware.
> >   * automatically reload firmware and reprogram fpga during resume.
> > 
> > The sysfs interface:
> >   * read only, get the name and status of fpga manager.
> > 
> > I have a configfs interface patch which I haven't included,
> > adds configfs as a separate file.
> 
> Thanks for the patches... is there new version? Is that corresponding
> socfpga code?
> 
> I'd like to configure fpga with .rbf file on board similar to SocKit.
> 
> Thanks,
> 								Pavel

Yes, hopefully next week.

Regards,
Alan


> 
> -- 
> (english) http://www.livejournal.com/~pavelmachek
> (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
> 
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]
  Powered by Linux