objcopy with EFI x86_64 support

H.J. Lu hjl.tools@gmail.com
Fri Dec 7 15:55:00 GMT 2018


On Fri, Dec 7, 2018 at 6:52 AM Peter Wiehe <peter.wiehe2@gmail.com> wrote:
>
> Am 07.12.18 um 15:46 schrieb H.J. Lu:
> > On Fri, Dec 7, 2018 at 6:31 AM Peter Wiehe <peter.wiehe2@gmail.com> wrote:
> >> Am 07.12.18 um 15:27 schrieb H.J. Lu:
> >>> On Fri, Dec 7, 2018 at 5:25 AM Peter Wiehe <peter.wiehe2@gmail.com> wrote:
> >>>> I have used the option "--enable-targets=all". If this doesn't work why
> >>>> should the sub-set work? I've tried your suggestion nonetheless but it
> >>>> didn't produce an objcopy with the desired support.
> >>> What does your "objcopy --help" say?
> >>>
> >> objcopy: Unterstützte Ziele: elf64-x86-64 elf32-i386 elf32-iamcu
> >> elf32-x86-64 a.out-i386-linux pei-i386 pei-x86-64 elf64-l1om elf64-k1om
> >> elf64-little elf64-big elf32-little elf32-big pe-x86-64 pe-bigobj-x86-64
> >> pe-i386 plugin srec symbolsrec verilog tekhex binary ihex
> > I think EFI x86-64 is supported.  Why do you think it isn't supported?
> >
> >
> I quote the README from gnu-efi:
>
> .......... quote begin ............
>
> - A version of "objcopy" that supports EFI applications.  To
>        check if your version includes EFI support, issue the
>        command:
>
>          objcopy --help
>
>        Verify that the line "supported targets" contains the string
>        "efi-app-ia32" and "efi-app-x86_64" and that the "-j" option
>        accepts wildcards.
>
> ............ quote end ............
>
> That's why I assume that it's not supporting it.
>

See:

https://sourceware.org/bugzilla/show_bug.cgi?id=10074

efi-app-x86_64 is translated to pei-x86_64.

-- 
H.J.



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