Building RISC-V BSP

[Hesham Almatary]

Hi Denis,

Please use priv-1.10 branch. I rebased it (against master) and added
some fixes to make the build progress. Still, there's more work
needed. Your contributions are welcomed.

Cheers,
Hesham
.

On Wed, May 31, 2017 at 6:16 AM, Hesham Almatary
<heshamelmatary at gmail.com> wrote:
> Hi Denis,
>
> Yes, that's a leftover flag that used to exist in the 2-year-old
> toolchain. There's no m32 (or m64) flag anymore. I submitted a fix
> (54bf80e) to my repo. You'll most likely get similar issues though in
> later stages. Fix-ups are welcome.
>
> Cheers,
> Hesham
>
> On Wed, May 31, 2017 at 3:19 AM, Gedare Bloom <gedare at rtems.org> wrote:
>> On Tue, May 30, 2017 at 12:09 PM, Denis Obrezkov
>> <denisobrezkov at gmail.com> wrote:
>>> 2017-05-30 18:31 GMT+03:00 Gedare Bloom <gedare at rtems.org>:
>>>>
>>>> On Tue, May 30, 2017 at 7:49 AM, Denis Obrezkov <denisobrezkov at gmail.com>
>>>> wrote:
>>>> > Hello,
>>>> > I am trying to build RTEMS for RISC-V BSP. I applied Hesham's patch for
>>>> > RSB
>>>> > and built RSB. But when I am trying to build rtems-generic target I get
>>>> > the
>>>> > mistake.
>>>> > This is my sequence of steps:
>>>> >
>>>> > git clone git://git.rtems.org/rtems-source-builder.git
>>>> >
>>>> > #patch applied here
>>>> >
>>>> > mkdir -p ./development/rtems/kernel
>>>> >
>>>> > cd ./development/rtems/kernel
>>>> >
>>>> > export RTEMS_DEV=~Projects/riscv/rtems/development
>>>> >
>>>> > git clone https://github.com/heshamelmatary/rtems-riscv.git
>>>> >
>>>> > cd ..
>>>> >
>>>> > mkdir rsb
>>>> >
>>>> > mv ../../rtems-source-builder/ ./rsb/
>>>> >
>>>> > cd rsb/rtems-source-builder/rtems/
>>>> >
>>>> > ../source-builder/sb-set-builder --prefix=$RTEMS_DEV/rtems/4.12
>>>> > 4.12/rtems-riscv32
>>>> >
>>>> is $RTEMS_DEV/rtems/4.12/bin in your $PATH?
>>>>
>>> You are right, somehow it wasn't there.
>>>
>>> Now I have another issue during make:
>>>
>>> checking for RTEMS_CPU_MODEL...
>>> checking for RTEMS_BSP_FAMILY... riscv_generic
>>> checking for CPU_CFLAGS... (cached) -m32 -march=I
>>> checking for CFLAGS_OPTIMIZE_V... (cached) -O0 -g
>>> checking for style of include used by make... GNU
>>> checking for riscv32-rtems4.12-gcc... riscv32-rtems4.12-gcc
>>> checking for riscv32-rtems4.12-gcc... (cached) riscv32-rtems4.12-gcc
>>> checking whether the C compiler works... no
>>> configure: error: in
>>> `/home/reprofy/Projects/riscv/rtems/development/rtems/kernel/riscv32/riscv32-rtems4.12/c/riscv_generic':
>>> configure: error: C compiler cannot create executables
>>>
>>> Now I can see the error - there is no such an option "-m32" in 32-bit gcc.
>>> But what does "(cached)" mean?
>>>
>> I think it means configure previously made this check and uses the
>> cached result of the previous check.
>>
>>>
>>>
>>> --
>>> Regards, Denis Obrezkov
>
>
>
> --
> Hesham



-- 
Hesham