Hi Dave, it doesn't work. After make boostrap, I did: make PLATFORM=x86_64
@@@@ No cross-compiler found for platform x86_64 target x86_64-mu-linux; try make PLATFORM=x86_64 install-tools @@@@ Makefile:635: recipe for target 'dpdk-configure' failed make[1]: *** [dpdk-configure] Error 1 make[1]: Leaving directory '/home/nikhil/projects/vpp/build-root' Makefile:322: recipe for target 'build' failed make: *** [build] Error 2 I also tried make PLATFORM=x86_64 x86_64_os=rumprun-netbsd build builds without cross-compilation ( May be because the make boostrap configured the native compiler) checking for gcc... gcc checking whether we are cross compiling... no I guess make PLATFORM=<platform> bootsrap where it configures is the generally the way of cross-compilation On Fri, Dec 8, 2017 at 6:20 PM, Dave Barach (dbarach) <dbar...@cisco.com> wrote: > Please try this sequence from the top of your workspace: > > > > $ make bootstrap > > $ make PLATFORM=<yours> build > > > > That’s the “supported, plan-A” scheme. If it doesn’t work, please let us > know. > > > > If you specify PLATFORM when building host tools (i.e. vppapigen), it > won’t work. > > > > Thanks… Dave > > > > *From:* nikhil ap [mailto:niks3...@gmail.com] > *Sent:* Thursday, December 7, 2017 10:58 PM > > *To:* Dave Barach (dbarach) <dbar...@cisco.com> > *Cc:* vpp-dev@lists.fd.io > *Subject:* Re: [vpp-dev] Build error when trying to cross-compile vpp > > > > Hi Dave, > > > > It works if I run, "make is_build_tool=yes tools-install" in > .../build-root but if I specify the platform, I still see the same issue if > I try to cross-compile tools with make PLATFORM=x86_64 TAG=x86_64_debug > is_build_tool=yes tools-install > > > > It is hitting this configuration in ../src/configure.ac > > > > AM_COND_IF([CROSSCOMPILE], > > [ > > AC_PATH_PROG([VPPAPIGEN], [vppapigen], [no]) > > if test "$VPPAPIGEN" = "no"; then > > AC_MSG_ERROR([Externaly built vppapigen is needed when > cross-compiling...]) > > fi > > ],[ > > > > > > On Tue, Dec 5, 2017 at 8:53 PM, Dave Barach (dbarach) <dbar...@cisco.com> > wrote: > > See also “bootstrap.sh...” > > > > $ make V=0 is_build_tool=yes tools-install > > > > Thanks… Dave > > > > *From:* nikhil ap [mailto:niks3...@gmail.com] > *Sent:* Tuesday, December 5, 2017 9:11 AM > *To:* Dave Barach (dbarach) <dbar...@cisco.com> > *Cc:* vpp-dev@lists.fd.io > > > *Subject:* Re: [vpp-dev] Build error when trying to cross-compile vpp > > > > Hi Dave, > > > > I added a file x86_64.mk in .../build-data/plaforms/ with the following > content: > > > > x86_64_arch = x86_64 > > x86_64_os = rumprun-netbsd > > x86_64_target = x86_64-rumprun-netbsd > > x86_64_native_tools = vppapigen > > x86_64_uses_dpdk = yes > > > > and in the TLD I did a "make PLATFORM=x86_64 TAG=x86_64_debug bootstrap" > but I am still seeing that vppapigen is not getting built. Any clues? > > > > Thanks, > > Nikhil > > > > > > On Tue, Dec 5, 2017 at 7:05 PM, Dave Barach (dbarach) <dbar...@cisco.com> > wrote: > > Dear Nikhil, > > > > The first step in adding a new platform: construct .../build-data/plaforms/ > xxx.mk. There are several examples. > > > > Note the rule: > > > > xxx_native_tools = vppapigen > > > > This rule builds the missing build-host tool. > > > > Then: > > > > “make PLATFORM=xxx TAG=xxx_debug vpp-install” or similar. > > > > Caveat: the main Makefile “.../build-root/Makefile” is non-trivial. > > > > In the past, we’ve used it to self-compile full toolchains, and to use the > resulting toolchains to cross-compile embedded Linux images with squashfs / > unionfs disk images. > > > > All of the mechanisms are there to do interesting things, but since we > seldom do those things anymore you can expect a certain amount of trouble. > > > > Thanks… Dave > > > > *From:* vpp-dev-boun...@lists.fd.io [mailto:vpp-dev-boun...@lists.fd.io] *On > Behalf Of *nikhil ap > *Sent:* Tuesday, December 5, 2017 6:05 AM > *To:* vpp-dev@lists.fd.io > *Subject:* Re: [vpp-dev] Build error when trying to cross-compile vpp > > > > After a bit more digging around the make file, I did this: > > > > make PLATFORM=x86_64 x86_64_os=rumprun-netbsd bootstrap > > > > checking build system type... x86_64-pc-linux-gnu > > checking host system type... x86_64-rumprun-netbsd > > checking whether we are cross compiling... yes > > > > However, I am still seeing this error: > > > > checking for vppapigen... no > > configure: error: Externaly built vppapigen is needed when > cross-compiling... > > Makefile:635: recipe for target 'tools-configure' failed > > make[1]: *** [tools-configure] Error 1 > > > > What is the issue? > > > > On Tue, Dec 5, 2017 at 3:55 PM, nikhil ap <niks3...@gmail.com> wrote: > > Hi All, > > > > I am trying to cross-compile vpp. The make doesn't expose a way to pass > the --host parameter required to configure and build using cross > compilation. > > > > Initially, I did the following: > > > > CC=x86_64-rumprun-netbsd-gcc make bootstrap, but I saw the following error > > > > *If you meant to cross compile, use `--host'.* > > *See `config.log' for more details* > > > > As a work-around based on the config.log, I did this following > > > > /src/configure (Stripped other output ) --build=x86_64-linux-gnu > --host=x86_64-rumprun-netbsd --target=x86_64-linux-gnu > > > > However, I saw the following error: > > checking for vppapigen... no > > configure: error: Externaly built vppapigen is needed when > cross-compiling... > > > > Is there a way to cleanly cross-compile? > > > > > -- > > Regards, > > Nikhil > > > > > > -- > > Regards, > > Nikhil > > > > > > -- > > Regards, > > Nikhil > > > > > > -- > > Regards, > > Nikhil > -- Regards, Nikhil
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