[PATCH 31/32] efi: arm: Simplify the crt0 file and update link script

[Tom Rini]

On Mon, Feb 03, 2025 at 05:38:16PM -0700, Simon Glass wrote:
> Hi Tom,
> 
> On Mon, 3 Feb 2025 at 13:10, Tom Rini <trini at konsulko.com> wrote:
> >
> > On Mon, Feb 03, 2025 at 10:42:24AM -0700, Simon Glass wrote:
> > > We don't need to manually add the PE header, since binutils has support
> > > for this now. Remove it to simplify the file.
> > >
> > > Set the link-target to efi-app-aarch64 so that binutils knows what to
> > > do. Add rules to pick up the arm64 files.
> > >
> > > Make some updates to the link-script for arm64, so this all works:
> > >
> > > - Pass  .hash .eh_frame and .reloc sections through to objcopy
> > > - Put RELA pieces into a single section
> > > - Put linker lists into .data
> > > - Embed the dtb
> > >
> > > Note that it does not seem to be possible to use this approach with arm,
> > > so this is left alone.
> 
> Thanks for looking at all this stuff.

You're welcome.

> > Did you mean x86 in this last comment? I'm not sure about the rest,
> > either way, so I'll leave it to others to comment on that.
> 
> No, I mean 32-bit ARM. For reasons I don't understand, it seems the
> toolchain doesn't support PE on 32-bit ARM.

Ah, OK. Were other parts of this series really laying the groundwork for
EFI_APP with 32bit arm?

-- 
Tom
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