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Re: [Qemu-riscv] RISC-V: Include ROM in QEMU

From: Alistair Francis
Subject: Re: [Qemu-riscv] RISC-V: Include ROM in QEMU
Date: Tue, 18 Jun 2019 15:17:07 -0700

On Fri, Jun 7, 2019 at 5:03 PM Palmer Dabbelt <address@hidden> wrote:
> On Thu, 06 Jun 2019 16:22:47 PDT (-0700), address@hidden wrote:
> > Hello,
> >
> > As a test of the waters, how would the QEMU community feel about
> > including the RISC-V OpenSBI project as a ROM submodule?
> >
> > The idea would be to have OpenSBI (similar to ATF for ARM and a BIOS
> > for x86) included by default to simplify the QEMU RISC-V boot process
> > for users. This would remove the requirement for users/developers to
> > build a RISC-V firmware. The goal here is to allow people to just
> > download and run their kernel as easily as they currently do for x86.
> >
> > We would make sure that it can be disabled! That is users/developers
> > can use their own (or none) if they want to. The idea here is just to
> > simplify the boot process, not lock anyone out.
> I like it.  My only question is about the mechanics of doing so: are we just
> going to assume there's a cross compiler in PATH?  I guess that's less of a
> usability headache than needing a complier and a firmware.

It looks like we will include a binary in the QEMU source and also
provide the option for users to compile it themselves.


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