Re: /usr/shared/qemu binaries

[Alistair Francis]

On Mon, Jan 10, 2022 at 11:02 PM Liviu Ionescu <ilg@livius.net> wrote:
>
>
>
> > On 10 Jan 2022, at 14:10, Alistair Francis <alistair23@gmail.com> wrote:
> >
> > My guess would be keep *arm*/*aarch64*, keymaps, npcm7xx_bootrom.bin,
> > efi-* and linuxboot*/multiboot*. That should ensure that everything
> > works for you, but I'm just guessing here.
>
> Do you know if those files are referred internally by QEMU, or the user 
> should provide them in various command options explicitly?

I would expect them to just be referred to by QEMU internally.

>
> About the efi-*.rom files, are they usable on Arm machines too? I thought 
> that they are x86 specific.

They probably are x86 specific, but ARM can use EFI so
I'm not sure how that works.

>
> > If you want to boot Linux on RISC-V QEMU you will need OpenSBI. You
> > can either use these or build and supply your own binaries.
>
> I don't know what to say, my first thought was that if those files can be 
> supplied by the user, I'd rather not include them in the binary distribution.
>
> But if they are referred internally, and in certain configurations QEMU does 
> not start without them, I have to reconsider.

By default they are referred to internally, but if a user specifies
`-bios` when starting QEMU then they will not be used.

Alistair

>
>
> Regards,
>
> Liviu
>