RSB fails to build qemu.bset

[Chris Johns]

On 3/5/20 4:33 am, Joel Sherrill wrote:
> 
> 
> On Sat, May 2, 2020, 12:42 PM Cláudio Maia <clrrm at isep.ipp.pt 
> <mailto:clrrm at isep.ipp.pt>> wrote:
> 
>     Hello everyone,
> 
>     I'm trying to build the toolchain for the build set devel/qemu.bset
>     with the goal of executing RTEMS applications on top of LEON3 bsp on
>     QEMU.
>     Unfortunately, when I build the toolchain using:
> 
>     $ ../source-builder/sb-set-builder --prefix=$RTEMS/5 devel/qemu.bset
> 
>     the following error occurs, for which I don't have a clue on how to fix:
> 
>     ...
>     config: devel/qemu-git-1.cfg
>     package:
>     qemu-42d58e7c6760cb9c55627c28ae538e27dcf2f144-x86_64-linux-gnu-1
>     Creating source directory: sources/git
>     git: clone: git://git.qemu-project.org/qemu.git
>     <http://git.qemu-project.org/qemu.git> -> sources/git/qemu.git
>     git: pull: git://git.qemu-project.org/qemu.git
>     <http://git.qemu-project.org/qemu.git>
>     git: checkout: git://git.qemu-project.org/qemu.git
>     <http://git.qemu-project.org/qemu.git> =>
>     42d58e7c6760cb9c55627c28ae538e27dcf2f144
>     git: submodule: git://git.qemu-project.org/qemu.git
>     <http://git.qemu-project.org/qemu.git> <= dtc
>     download: http://patchwork.ozlabs.org/patch/406903/raw ->
>     patches/Provide-the-missing-LIBUSB_LOG_LEVEL_-for-older-libusb-or-FreeBSD.-Providing-just-the-needed-value-as-a-defined..patch
>       redirect:
>     http://patchwork.ozlabs.org/project/qemu-devel/patch/1415176522-5944-1-git-send-email-...<see
>     log>
>     downloading:
>     patches/Provide-the-missing-LIBUSB_LOG_LEVEL_-for-older-libusb-or-FreeBSD.-Providing-just-the-needed-value-as-a-defined..patch
>     - 666.0 bytes of 666.0 bytes (100%)
>     download:
>     https://gaisler.org/qemu/0001-LEON3-Add-emulation-of-AMBA-plug-play.patch
>     -> patches/0001-LEON3-Add-emulation-of-AMBA-plug-play.patch
>     downloading:
>     patches/0001-LEON3-Add-emulation-of-AMBA-plug-play.patch - 6.5kB of
>     6.5kB (100%)
>     download:
>     https://gaisler.org/qemu/0002-LEON3-Build-AMBA-plug-and-play-records-from-high-lev.patch
>     ->
>     patches/0002-LEON3-Build-AMBA-plug-and-play-records-from-high-lev.patch
>     downloading:
>     patches/0002-LEON3-Build-AMBA-plug-and-play-records-from-high-lev.patch
>     - 8.5kB of 8.5kB (100%)
>     download:
>     https://gaisler.org/qemu/0003-LEON3-Init-UART-timers-and-CPU-if-we-run-a-RAM-image.patch
>     ->
>     patches/0003-LEON3-Init-UART-timers-and-CPU-if-we-run-a-RAM-image.patch
>     downloading:
>     patches/0003-LEON3-Init-UART-timers-and-CPU-if-we-run-a-RAM-image.patch
>     - 2.0kB of 2.0kB (100%)
>     download:
>     http://git.rtems.org/rtems-tools/plain/tools/qemu/0001-openrisc-terminate-qemu-process...<see
>     log> ->
>     patches/0001-openrisc-terminate-qemu-process-upon-receiving-a-hal.patch
>       redirect:
>     https://git.rtems.org/rtems-tools/plain/tools/qemu/0001-openrisc-terminate-qemu-proces...<see
>     log>
>     downloading:
>     patches/0001-openrisc-terminate-qemu-process-upon-receiving-a-hal.patch
>     - 943.0 bytes of 943.0 bytes (100%)
>     building:
>     qemu-42d58e7c6760cb9c55627c28ae538e27dcf2f144-x86_64-linux-gnu-1
>     error: building
>     qemu-42d58e7c6760cb9c55627c28ae538e27dcf2f144-x86_64-linux-gnu-1
>     Build FAILED
>        See error report:
>     rsb-report-qemu-42d58e7c6760cb9c55627c28ae538e27dcf2f144-x86_64-linux-gnu-1.txt
>     error: building
>     qemu-42d58e7c6760cb9c55627c28ae538e27dcf2f144-x86_64-linux-gnu-1
>     Build Set: Time 0:07:51.094391
>     Build FAILED
> 
> 
>     The last lines of the log file:
> 
>     ...
>        CC    tests/qemu-iotests/socket_scm_helper.o
>        GEN   qemu-options.texi
>        GEN   qemu-monitor.texi
>        GEN   qemu-img-cmds.texi
>        GEN   qemu-tech.html
>        GEN   qemu-nbd.8
>        GEN   qmp-commands.txt
>        GEN   kvm_stat.1
>     Unescaped left brace in regex is illegal here in regex; marked by
>     <-- HERE in m/^\@strong{ <-- HERE (.*)}$/ at
>     /home/crrm/Documents/projects/rtems/rsb/rtems/build/qemu-42d58e7c6760cb9c55627c28ae538e27dcf2f144-x86_64-linux-gnu-1/qemu-42d58e7c6760cb9c55627c28ae538e27dcf2f144/scripts/texi2pod.pl
>     <http://texi2pod.pl> line 320.
>        GEN   qga/qapi-generated/qga-qapi-types.h
>     Makefile:509: recipe for target 'qemu-nbd.8' failed
>     make: *** [qemu-nbd.8] Error 255
>     make: *** Waiting for unfinished jobs....
>     Unescaped left brace in regex is illegal here in regex; marked by
>     <-- HERE in m/^\@strong{ <-- HERE (.*)}$/ at
>     /home/crrm/Documents/projects/rtems/rsb/rtems/build/qemu-42d58e7c6760cb9c55627c28ae538e27dcf2f144-x86_64-linux-gnu-1/qemu-42d58e7c6760cb9c55627c28ae538e27dcf2f144/scripts/texi2pod.pl
>     <http://texi2pod.pl> line 320.
>     Makefile:515: recipe for target 'kvm_stat.1' failed
>     make: *** [kvm_stat.1] Error 255
>     shell cmd failed: /bin/sh -ex 
>     /home/crrm/Documents/projects/rtems/rsb/rtems/build/qemu-42d58e7c6760cb9c55627c28ae538e27dcf2f144-x86_64-linux-gnu-1/do-build
> 
>     Can someone help me fixing this?
> 
>     As a side note, I was looking for information on RTEMS documentation
>     about how to run RTEMS applications on LEON3 under QEMU, and I could
>     not find any.
>     Do you know if such information exists?
> 
> 
> If this is a recent Linux distribution, try the qemu4 bset.
> 
> The qemu.bset is for an older version of qemu which seems to have build 
> issues on newer hosts.

I do not recall why we have both? Is there a need?

> Qemu5 was also recently released.
> 
> I suspect we need to renamed this to have a major number on the end. 
> That might encourage picking a newer release.

Do we need the major version number on the end? Why do we have it there?

> FWIW qemu4 builds on Centos 7 which means newer qemu on older Linux 
> works where older qemu on newer Linux doesn't.

What hosts build qemu4?

chris