On 7/16/2018 3:49 PM, Mark Millard wrote: > > > On 2018-Jul-16, at 3:31 PM, Bryan Drewery <bdrewery at FreeBSD.org> wrote: > >> On 7/16/18 1:21 PM, Mark Millard wrote: >>> I attempted a from-scratch (. . ./arm64.aarch64/ empty) kernel-toolchain >>> buildkernel >>> targeting aarch64 from amd64 based on head -r336349 . It failed by ending up >>> using an ld that can only target elf_x86_64_fbsd elf_i386_fbsd : >> >> I probably extended the LLVM_TARGET_ALL=no in cross-compiler too far. I >> thought I had left that out for kernel-toolchain but apparently not. >> >> Try this patch and kernel-toolchain after applying please: >> http://people.freebsd.org/~bdrewery/patches/cross-compiler-fix.diff >> . . . > > Result is unchanged. Details follow.
Ok, I'll look more tomorrow.
>
> With:
>
> # svnlite diff /usr/src/Makefile.inc1
> Index: /usr/src/Makefile.inc1
> ===================================================================
> --- /usr/src/Makefile.inc1 (revision 336349)
> +++ /usr/src/Makefile.inc1 (working copy)
> @@ -666,7 +666,7 @@
> BMAKE= \
> ${BMAKEENV} ${MAKE} ${WORLD_FLAGS} -f Makefile.inc1 \
> ${BSARGS}
> -.if empty(.MAKEOVERRIDES:MMK_LLVM_TARGET_ALL)
> +.if empty(.MAKEOVERRIDES:MMK_LLVM_TARGET_ALL) && !make(*toolchain*)
> BMAKE+= MK_LLVM_TARGET_ALL=no
> .endif
>
> used via:
>
> # rm -fr /usr/obj/cortexA53_clang/arm64.aarch64/*
> #
> ~/sys_build_scripts.amd64-host/make_cortexA53_nodebug_clang_bootstrap-amd64-host.sh
> -j4 kernel-toolchain buildkernel
>
> I still get:
>
> --- buildkernel ---
> Building
> /usr/obj/cortexA53_clang/arm64.aarch64/usr/src/arm64.aarch64/sys/GENERIC-NODBG/modules/usr/src/sys/modules/accf_data/accf_data.kld
> --- accf_data.kld ---
> ld: unrecognised emulation mode: aarch64elf
> Supported emulations: elf_x86_64_fbsd elf_i386_fbsd
> *** [accf_data.kld] Error code 1
>
>
>
> Reminder of what my .sh script does:
>
> # more
> ~/sys_build_scripts.amd64-host/make_cortexA53_nodebug_clang_bootstrap-amd64-host.sh
> kldload -n filemon && \
> script
> ~/sys_typescripts/typescript_make_cortexA53_nodebug_clang_bootstrap-amd64-host-$(date
> +%Y-%m-%d:%H:%M:%S) \
> env __MAKE_CONF="/root/src.configs/make.conf" SRCCONF="/dev/null"
> SRC_ENV_CONF="/root/src.configs/src.conf.cortexA53-clang-bootstrap.amd64-host"
> \
> WITH_META_MODE=yes \
> MAKEOBJDIRPREFIX="/usr/obj/cortexA53_clang/arm64.aarch64" \
> make $*
>
> (I'll not repeat the other supporting material.)
>
> ===
> Mark Millard
> marklmi at yahoo.com
> ( dsl-only.net went
> away in early 2018-Mar)
>
--
Regards,
Bryan Drewery
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