Re: [PATCH v2 04/10] platform/x86/intel/ifs: Load IFS Image

Greg KH
2022-04-08T05:03:04Z

On Thu, Apr 07, 2022 at 12:13:41PM -0700, Jithu Joseph wrote:
> IFS uses a scan image format that shares the same header as
> microcode updates and deployment approach for these images mirrors
> that of microcode update. Specifically, enable images to be deployed
> relative to a static symlink in /lib/firmware and then load
> into kernel memory via request_firmware().
>
> The image is specific to a processor family, model and stepping.
> IFS requires that a test image be loaded before any ifs test is
> initiated. Load the image that matches processor signature.
> The IFS image is signed by Intel.
>
> The IFS image file follows a similar naming convention as used for
> Intel CPU microcode files. The file must be located in the firmware
> directory where the microcode files are placed and named as {family/model
> /stepping}.scan as below:
>
> /lib/firmware/intel/ifs/{ff-mm-ss}.scan

Is the firmware already submitted to the linux-firmware project for
inclusion there?

If not, where should a user get it from?

thanks,

greg k-h