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Re: [XEN PATCH v9 01/30] build: set XEN_BUILD_EFI earlier
- To: Anthony PERARD <anthony.perard@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 27 Jan 2022 16:35:10 +0100
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Thu, 27 Jan 2022 15:35:28 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 25.01.2022 12:00, Anthony PERARD wrote:
> We are going to need the variable XEN_BUILD_EFI earlier.
>
> But a side effect of calculating the value of $(XEN_BUILD_EFI) is to
> also to generate "efi/check.o" which is used for further checks.
> Thus the whole chain that check for EFI support is moved to
> "arch.mk".
>
> Some other changes are made to avoid too much duplication:
> - $(efi-check): Used to avoid repeating "efi/check.*". We don't
> set it to the path to the source as it would be wrong as soon
> as we support out-of-tree build.
> - $(LD_PE_check_cmd): As it is called twice, with an updated
> $(EFI_LDFLAGS).
>
> $(nr-fixups) is renamed to $(efi-nr-fixups) as the former might be
> a bit too generic.
>
> In order to avoid exporting MKRELOC, the variable is added to $(MAKE)
> command line. The only modification needed is in target "build", the
> modification target "$(TARGET)" will be needed with a following patch
> "build: avoid re-executing the main Makefile by introducing build.mk".
>
> We can now revert 24b0ce9a5da2, we don't need to override efi-y on
> recursion anymore.
>
> Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
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