Messages in this thread | | | Subject | Re: [PATCH v10 05/14] arm64: add image head flag definitions | From | James Morse <> | Date | Tue, 3 Jul 2018 17:34:34 +0100 |
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Hi Akashi,
On 23/06/18 03:20, AKASHI Takahiro wrote: > Those image head's flags will be used later by kexec_file loader.
> diff --git a/arch/arm64/include/asm/boot.h b/arch/arm64/include/asm/boot.h > index 355e552a9175..0bab7eed3012 100644 > --- a/arch/arm64/include/asm/boot.h > +++ b/arch/arm64/include/asm/boot.h > @@ -5,6 +5,21 @@ > > #include <asm/sizes.h> > > +#define ARM64_MAGIC "ARM\x64" > + > +#define HEAD_FLAG_BE_SHIFT 0 > +#define HEAD_FLAG_PAGE_SIZE_SHIFT 1 > +#define HEAD_FLAG_BE_MASK 0x1 > +#define HEAD_FLAG_PAGE_SIZE_MASK 0x3 > + > +#define HEAD_FLAG_BE 1 > +#define HEAD_FLAG_PAGE_SIZE_4K 1 > +#define HEAD_FLAG_PAGE_SIZE_16K 2 > +#define HEAD_FLAG_PAGE_SIZE_64K 3
These match the linker-script-header kernel/image.h. Generating one from the other is something we can do later.
Acked-by: James Morse <james.morse@arm.com>
Thanks,
James
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