[ell-i-developers] Re: Ellduino Emulator: Fixing issues for Linux (Ubuntu 12.04 LTS)
- From: Pekka Nikander <pekka.nikander@xxxxxx>
- To: ell-i-developers@xxxxxxxxxxxxx
- Date: Mon, 3 Mar 2014 14:58:38 +0200
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
>
>
>
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