how to use genode on riscv

[Dd Nirvana]

Hi Sebastian,
   Thanks for you response! It's very helpful!

Dong

Dong Du,
Institute of Parallel and Distributed Systems (IPADS),
School of Software,
Shanghai Jiao Tong University

On Wed, Mar 14, 2018 at 4:43 PM, Sebastian Sumpf <
Sebastian.Sumpf at ...1...> wrote:

> Hello Dong Du,
>
> On 12.03.2018 12:45, Dd Nirvana wrote:
> > Hi guys,
> >
> >        I am so glad to know that genode has supported RISCV from v16.02.
> > I have already read the
> > article(http://genode.org/documentation/articles/riscv) which introduce
> > how genode port the RISCV.
> >        However, I am still a little confused about how to build a
> > runnable genode image and how to  run it on riscv platform like spike.
> > Could you give me any advices to do it?
>
> Genode's support for RISC-V is currently very limited. For example,
> there is no libc or any peripheral devices. Currently, RISC-V can be
> tested on Genode using the spike emulator and our custom kernel, which
> implements support for the RISCV 1.9 privileged ISA. So, in order to
> test RISC-V make sure to have spike installed. You can find the version
> we are using here:
>
> https://github.com/ssumpf/riscv-isa-sim
> https://github.com/ssumpf/riscv-fesvr
>
> Please check out the 17.05 branches of both repositories. The fesvr
> (front-end server) is required by the instruction emulator and has to be
> build first. Please check the README.md files for build instructions.
>
> With spike installed you want to create a Genode directory next:
>
> > <genode-src>/tool/create_builddir riscv_spike
> > cd <genode-src>/build/risc_spike
>
> Next you may execute the log run script:
>
> > make KERNEL=hw run/log
>
> (make sure to have the Genode tool chain installed -
> http://genode.org/download/tool-chain)
>
> This will build the log scenario and execute it within spike. The actual
> boot image can be found under the <genode-src>/build/riscv-spike/bbl/bbl
> (Berkeley Boot Loader). BBL implements the machine mode and also piggy
> backs the Genode image.
>
> Regards,
>
> Sebastian
>
>
>  --
> Sebastian Sumpf
> Genode Labs
>
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