Re: [Qemu-ppc] [Qemu-devel] [PATCH] cuda.c: return error for unknown commands

[Hervé Poussineau]

Hi Alyssa,

You may take a look at some patches I have for CUDA at
http://repo.or.cz/qemu/hpoussin.git/shortlog/refs/heads/cuda

If you're interested, I can send patches to ML.

Regards,

Hervé

Le 23/01/2016 00:07, Alyssa Milburn a écrit :
> This avoids MacsBug hanging at startup in the absence of ADB mouse
> input, by replying with an error (which is also what MOL does) when
> it sends an unknown command (0x1c).
>
> Signed-off-by: Alyssa Milburn <address@hidden>
> ---
>   hw/misc/macio/cuda.c | 5 +++++
>   1 file changed, 5 insertions(+)
>
> diff --git a/hw/misc/macio/cuda.c b/hw/misc/macio/cuda.c
> index 9db4c64..7e57de5 100644
> --- a/hw/misc/macio/cuda.c
> +++ b/hw/misc/macio/cuda.c
> @@ -605,6 +605,11 @@ static void cuda_receive_packet(CUDAState *s,
>           }
>           break;
>       default:
> +        obuf[0] = ERROR_PACKET;
> +        obuf[1] = 0x2;
> +        obuf[2] = CUDA_PACKET;
> +        obuf[3] = data[0];
> +        cuda_send_packet_to_host(s, obuf, 4);
>           break;
>       }
>   }