Messages in this thread | | | Subject | Re: [PATCH v8 2/4] fpga manager: add sysfs interface document | From | Pantelis Antoniou <> | Date | Sat, 10 Jan 2015 10:10:51 +0200 |
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Hi Pavel,
> On Jan 9, 2015, at 22:56 , Pavel Machek <pavel@denx.de> wrote: > > On Fri 2015-01-09 13:14:24, atull wrote: >> On Wed, 7 Jan 2015, Pavel Machek wrote: >> >>> On Tue 2015-01-06 14:13:37, atull@opensource.altera.com wrote: >>>> + >>>> +What: /sys/class/fpga_manager/<fpga>/firmware >>>> +Date: October 2014 >>>> +KernelVersion: 3.18 >>>> +Contact: Alan Tull <atull@opensource.altera.com> >>>> +Description: Name of the FPGA image file to load using firmware >>>> class. >>> >>> This one is ugly: it unneccessarily passes firmware name through the >>> kernel. Just make interface and code simpler by always passing >>> "socfpga-fpga-image" or something like that. >>> >>> Thanks, >>> Pavel >> >> Hi Pavel, >> >> It might be ugly. It's not unnecessary. Some uses of FPGAs involve >> switching out the FPGA images dynamically under control of the userspace. > > Then configure udev to load right firmware for you, or ln -s > image-i-want-now socfpga-fpga-image to select the one to read…? >
Who said that udev is going to be available in the kind of system this is going to end in?
Doing ln -s tricks to load a different image? Really?
I say the interface is fine as it is.
Regards
— Pantelis
> > -- > (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@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html
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