[PATCH 01/10] Add EFI handover support to bootm

Heinrich Schuchardt xypron.glpk at gmx.de
Sun Nov 24 20:51:13 CET 2024


Am 24. November 2024 20:29:22 MEZ schrieb Matthew Garrett <mjg59 at srcf.ucam.org>:
>On Sun, Nov 24, 2024 at 03:43:12PM +0100, Heinrich Schuchardt wrote:
>> > +	/* That failed, so try allocating anywhere there's enough room */
>> > +	status = boot->allocate_pages(EFI_ALLOCATE_ANY_PAGES, EFI_LOADER_DATA, pages, &addr);
>> > +	if (status == EFI_SUCCESS) {
>> > +		/* Make sure bootm knows where we loaded the image */
>> > +		os->load = addr;
>> > +		return;
>> > +	}
>> 
>> Why don't you simply call LoadImage()?
>
>With secure boot that requires that the kernel image have a trusted 
>signature, whereas we're relying on a signed FIT.


Please, provide an answer describing your problem and why LoadImage() implemented in U-Boot's efi_load_image() won't work.

Best regards

Heinrich



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