On Thu, Oct 16, 2014 at 10:15:08AM +0200, Andreas Werner wrote: > Added driver to support the MEN Board Information EEPROM. > The driver exports the production information as read only sysfs > entries, as well as a user section which is read/write accessible. > > Tested on PPC QorIQ and Intel Atom E680. > > Tested-by: Johannes Thumshirn <[email protected]> > Signed-off-by: Andreas Werner <[email protected]>
I guess this is just a standard EEPROM with a well defined layout?
Why don't you want to use the standard driver then and parse the thing
in userspace?
Consider how bloated the sysfs-ABI might get if every vendor who uses an
eeprom wants to expose the data this way?
> +struct eeprom_data {
> + uint8_t eeprod_id;
> +
> + uint8_t revision[3];
> + uint32_t serialnr;
> + uint8_t board_model;
> + char hw_name[6];
> +
> + uint8_t reserved;
> +
> + __be16 prod_date;
> + __be16 rep_date;
> +
> + uint8_t reserved2[4];
> +};
And what if the compiler reorders?
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