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SubjectRe: [PATCH v4 4/6] fpga manager: add sysfs interface document
On Tue, 9 Dec 2014 14:14:48 -0600
> +Contact: Alan Tull <atull@opensource.altera.com>
> +Description: Read state of fpga framework state machine as a string.
> + Valid states may vary by manufacturer; superset is:
> + * unknown = can't determine state
> + * power_off = FPGA power is off
> + * power_up = FPGA reports power is up
> + * reset = FPGA held in reset state
> + * firmware_request = firmware class request in progress
> + * firmware_request_err = firmware request failed
> + * write_init = FPGA being prepared for programming
> + * write_init_err = Error while preparing FPGA for
> + programming
> + * write = FPGA ready to receive image data
> + * write_err = Error while programming
> + * write_complete = Doing post programming steps
> + * write_complete_err = Error while doing post programming
> + * operating = FPGA is programmed and operating


How does this work as a security model?

I want to assign an FPGA resource to a specific end user. How do I do
that with a pile of sysfs nodes ?



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