________________________________ From: Gedare Bloom <ged...@rtems.org> Sent: Friday, July 3, 2020 9:42 PM To: Mritunjay Sharma Cc: Heinz Junkes; Chris Johns; RTEMS Devel Subject: Re: [GSoC 2020: Daily Update]: Building EPICS with RTEMS5
On Fri, Jul 3, 2020 at 9:17 AM Mritunjay Sharma <mritunjaysharma...@gmail.com> wrote: > > Hello Heinz and everyone, > > Thank you so much, with this email, I will try to clear all the things, and > what is the status for now. > > First. let me tell you the current status: Vijay helped me last night in an > offlist discussion to clear the confusions which > I was having (I will mention them below) due to which I was able to build and > install RTEMS 4.10 for pc386 successfully. > With that, all my previous errors were resolved. Below is the detail of all > the steps, I followed. > > Let me tell that my development environment was earlier set up for RTEMS5. > For building EPICS with RTEMS, > I thought it will be right to first build RTEMS 4.10 for pc386. > > In order to do that, I made the directory > > i) $HOME/development/rtems_dev > ii) I extracted rtems-4.10.2 from here > https://ftp.rtems.org/pub/rtems/releases/4.10/4.10.2/ > iii)I created another directory rtems_dev/src > iv)Inside src, I cloned rsb and moved to 4.10 branch. > v) After performing checks, I entered to rsb/rtems and used this command: > '../source-builder/sb-set-builder > --prefix=/home/mritunjay/development/rtems_dev/rtems-4.10.2 4.10/rtems-i386' > Even though the build completed successfully, this was the point where I made > the error. I used the RTEMS source as the prefix which > was causing all the problems. > vi) After the discussion with Vijay and getting cleared, I deleted everything > except the RTEMS RSB and restarted the process with prefix and source > different this time and rebuilt the compiler tools using RSB. > vii) Now the directory structure under $HOME/development/rtems_dev/ looked > like: > | rtems-4.10.2 > | 4.10 > | src/rsb > | kernel/pc386 > I also used this command: "export > PATH=$HOME/development/rtems_dev/4.10/bin:$PATH" > vi) Then I went to rtems_dev/rtems-4.10.2 and used this command: > "./bootstrap -c && > $HOME/development/rtems_dev/src/rsb/source-builder/sb-bootstrap" > vi) After this I went insid directory > $HOME/development/rtems_dev/kernel/pc-386 > vii) Inside pc-386, I used the following command: > ''$HOME/development/rtems_dev/rtems-4.10.2/configure --target=i386-rtems4.10 > --disable-posix --enable-rtemsbsp=pc386 --enable-tests=samples > --prefix=/home/development/rtems_dev/rtems-4.10.2 --enable-cxx" > viii) Then I entered the make command which ran successfully and the make > install was also successful. > > So all the errors were resolved and I moved on to build EPICS now for RTEMS > 4.10. > I also used this command: > '''export > RTEMS_MAKEFILE_PATH=$HOME/development/rtems_dev/4.10/i386-rtems4.10/pc386'' > Location of epics-base in my system is as follows: > "$HOME/development/EPICS/epics-base" > > After this, I followed the tutorial you sent to build EPICS for rterms-4.10 > for pc-386 which is: >> >> Very roughly: >> git clone —recursive epics-base >> >> in epics-base/configure/CONFIG_SITE >> set >> CROSS_COMPILER_TARGET_ARCHS= > > What I entered: > CROSS_COMPILER_TARGET_ARCHS= RTEMS-pc386 >> >> e.g. RTEMS-pc386 >> or RTEMS-xilinx_zynq_a9_qemu >> >> in epics-base/configure/os there must be a file for the target used, >> e.g. >> CONFIG.Common.RTEMS-xilinx_zynq_a9_qemu >> or >> CONFIG.Common.RTEMS-pc386 > > Checked. CONFIG.Common.RTEMS-pc386 was there >> >> >> Then you have to set in configure/os/CONFIG_SITE.Common.RTEMS >> where to find RTEMS: >> >> # Where to find RTEMS >> # >> # APS: >> #RTEMS_VERSION = 4.10.2 >> #RTEMS_BASE = /usr/local/vw/rtems/rtems-$(RTEMS_VERSION) > > > In my system, I entered this: > #APS > RTEMS_VERSION = 4.10 > RTEMS_BASE = /home/mritunjay/development/rtems_dev/$(RTEMS_VERSION) > > I followed the above instructions and used the 'make' command. > > > While the earlier errors are resolved, The latest error that I have > encountered is this after using make command.: > > ".......Info': > /home/mritunjay/development/EPICS/epics-base/modules/libcom/src/O.RTEMS-pc386/../osi/os/RTEMS/osdThread.c:747: > undefined reference to `pthread_getschedparam' > collect2: ld returned 1 exit status > ../../../../configure/RULES_BUILD:212: recipe for target 'libComTestHarness' > failed > make[4]: *** [libComTestHarness] Error 1 > make[4]: Leaving directory > '/home/mritunjay/development/EPICS/epics-base/modules/libcom/test/O.RTEMS-pc386' > ../../../configure/RULES_ARCHS:58: recipe for target 'install.RTEMS-pc386' > failed > make[3]: *** [install.RTEMS-pc386] Error 2 > make[3]: Leaving directory > '/home/mritunjay/development/EPICS/epics-base/modules/libcom/test' > ../../configure/RULES_DIRS:85: recipe for target 'test.install' failed > make[2]: *** [test.install] Error 2 > make[2]: Leaving directory > '/home/mritunjay/development/EPICS/epics-base/modules/libcom' > ../configure/RULES_DIRS:85: recipe for target 'libcom.install' failed > make[1]: *** [libcom.install] Error 2 > make[1]: Leaving directory > '/home/mritunjay/development/EPICS/epics-base/modules' > configure/RULES_DIRS:85: recipe for target 'modules.install' failed > make: *** [modules.install] Error 2" > > I hope this time I was explicit in writing what I did and what error I am > facing as of now. It would be kind > of you to guide where I am going wrong. > Probably the current epics-base is not working with 4.10.2 any longer? The pthread_getschedparam() was introduced to allow epics-base to compile properly with the 4.10 HEAD (pending 4.10.3 release). Use the 4.10 HEAD instead of 4.10.2 release/tag and see how the process goes instead. Thank you so much Gedare, I will check and revert as soon as possible. Mritunjay. > Thanks, > Mritunjay > > > > > > On Fri, Jul 3, 2020 at 9:03 AM Heinz Junkes <jun...@fhi-berlin.mpg.de> wrote: >> >> Hello, Mritunjay, >> >> unfortunately i still miss a transcript in which the things you do are >> listed in detail. >> Then we could really help you better. >> >> Heinz >> >> > On 3. Jul 2020, at 04:14, Chris Johns <chr...@rtems.org> wrote: >> > >> > On 3/7/20 9:01 am, Mritunjay Sharma wrote: >> >> Thank you so much Gedare, I think the problem was with confusion related >> >> to >> >> prefix and source being the same which created a lot of problems. >> >> >> >> I just had an offlist discussion with Vijay and he has cleared all my >> >> doubts and >> >> the mistakes I was making. The problem as of now seems to be resolved. >> > >> > Vijay, thanks for helping and Mritunjay thank you for letting us know. >> > >> > Chris >> > _______________________________________________ >> > devel mailing list >> > devel@rtems.org >> > http://lists.rtems.org/mailman/listinfo/devel >>
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