Implement the standard FS ops for writing/manipulating
efivars.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
We don't have a use-case yet where we need to manipulate
the attributes of a variable and it confuses "normal"
users of the variables.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Preserve info needed for easy manipulation of variables.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Cleans the code a bit and will allow us to implement
removing of vars quite a bit easier.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This implements a filesystem for accessing EFI variables.
It is compatible to the Linux Kernel efivarfs filesystem.
Currently the variables can only be accessed readonly.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Sascha Hauer
Lucas Stach