[ell-i-developers] Re: Ellduino Emulator: Fixing issues for Linux (Ubuntu 12.04 LTS)
- From: Asif Sardar <engr.asif.sardar@xxxxxxxxxxxxxx>
- To: ell-i-developers@xxxxxxxxxxxxx
- Date: Tue, 4 Mar 2014 00:09:30 +0200
I am facing same problem (Segmentation fault (core dumped)) with test cases
as well e.g. ~/Runtime/stm32/tests/ ...
On Mon, Mar 3, 2014 at 11:21 PM, Asif Sardar <
engr.asif.sardar@xxxxxxxxxxxxxx> wrote:
> Great!
>
> I have also successfully made emulator with the above instructions and
> using 32 bit elf_i386.xc linker script ...
>
> However, running ./sketch, I got
>
> Segmentation fault (core dumped) -> I might be using older git clone with
> broken code. To update my local repository, would simple git pull from
> command line would work?
>
> However, the major problem is removed now ...
>
>
>
>
> On Mon, Mar 3, 2014 at 4:26 PM, Pekka Nikander <pekka.nikander@xxxxxx>wrote:
>
>> Success!
>>
>> Now, next I'll need a clean pull request...
>>
>> --P
>>
>> On 2014-03-03, at 15:39 , Eero Hakala <eero.k.hakala@xxxxxxxxx> wrote:
>>
>> > hahhaa, the problem was aktually in sketch.cpp... when I changed it to:
>> >
>> > #include <Arduino.h>
>> >
>> > void setup() {}
>> > void loop() {}
>> >
>> > So it didn't like those \n:s after all.... Now when running sketch I
>> get the output as:
>> >
>> > RCC:CR:200ff83|=1
>> > RCC:CFGR:8&=f8ffb80c
>> > RCC:CR:200ff83&=fef6ffff
>> > RCC:CR:200ff83&=fffbffff
>> > RCC:CFGR:8&=ffc0ffff
>> > RCC:CFGR2:0&=fffffff0
>> > RCC:CFGR3:0&=fffffeac
>> > RCC:CR2:ff80&=fffffffe
>> > RCC:CIR:=0
>> > FLASH:ACR:=11
>> > RCC:CFGR:8|=0
>> > RCC:CFGR:8|=0
>> > RCC:CFGR:8&=ffc0ffff
>> > RCC:CFGR:8|=280000
>> > RCC:CR:200ff83|=1000000
>> > RCC:CR:300ff83&2000000
>> > RCC:CFGR:280008&=fffffffc
>> > RCC:CFGR:280008|=2
>> > RCC:CFGR:28000a&c
>> > InitRecord: 804a888 type: 0 count: 1
>> > RCC:AHBENR:14=400014
>> > InitRecord: 804a89c type: 0 count: 1
>> > RCC:AHBENR:400014=500014
>> > ...
>> >
>> >
>> >
>> > -eero-
>> >
>> >
>> > On Mon, Mar 3, 2014 at 2:58 PM, Pekka Nikander <pekka.nikander@xxxxxx>
>> wrote:
>> > Great!
>> >
>> > cd build
>> > rm sketch.cpp
>> > make sketch.cpp
>> > make PLATFORM=emulator
>> >
>> > Results?
>> >
>> > --Pekka
>> >
>> > On 2014-03-03, at 14:44 , Eero Hakala <eero.k.hakala@xxxxxxxxx> wrote:
>> >
>> > > Hi, I took the 32bit linker script, added same stuff as Asif and
>> saved it into scripts-directory.
>> > >
>> > > Then I changed the flags in emulator.mk like Pekka instructed:
>> > >
>> > > # LDFLAGS := -m32 -demangle
>> > > LDFLAGS := -m32 -demangle -march=i386 -Xlinker -T -Xlinker
>> ../scripts/elf_i386.xc
>> > >
>> > > And got rid of previous errors, but it hang up in main:
>> > > g++ -m32 -march=i386 -m32 -demangle -march=i386 -Xlinker -T -Xlinker
>> ../scripts/elf_i386.xc -o sketch main.o sketch.o ellduino.o "-L."
>> "-L../variants/ellduino" "-lstm32f0" -lstdc++
>> > > main.o: In function `emulated_main':
>> > >
>> /home/eero/sw-engineering/sulautetut/ng-ell-i/Runtime/stm32/build/../cores/arduelli/main.cpp:36:
>> undefined reference to `setup()'
>> > >
>> /home/eero/sw-engineering/sulautetut/ng-ell-i/Runtime/stm32/build/../cores/arduelli/main.cpp:38:
>> undefined reference to `loop()'
>> > > collect2: error: ld returned 1 exit status
>> > >
>> > > -eero-
>> > >
>> > >
>> > >
>> > > On Sun, Mar 2, 2014 at 9:56 PM, Pekka Nikander <pekka.nikander@xxxxxx>
>> wrote:
>> > > > You were right... the default linker script that GNU 'ld' uses
>> resides inside /usr/lib/ldscripts named as elf_x86_64.xc. It is also
>> attached to this email with lines 61-64 added about start and end
>> peripherals ...
>> > >
>> > > I think that is the 64-bit linker script. I *guess* the 32-bit one
>> might be elf_i386.xc
>> > >
>> > > > Please see the changed elf_x86_64.xc file attached to this e-mail.
>> > >
>> > > That looks perfectly good to me.
>> > >
>> > > My guess is that once you find the right i386 linker script, and get
>> it working from the command line with the -m32 -march=i386 -Xlinker -T
>> -Xlinker <your-file> arguments, you'll be done with this.
>> > >
>> > > --Pekka
>> > >
>> > >
>> > >
>> >
>> >
>> >
>>
>>
>>
>
>
> --
>
>
>
> *With Best Regards,Asif Sardar.+358 43 8265795 <%2B358%2043%208265795>*
>
--
*With Best Regards,Asif Sardar.+358 43 8265795*
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