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Re: [Qemu-devel] [PATCH 1/4] vga: improve VGA logic


From: Markus Armbruster
Subject: Re: [Qemu-devel] [PATCH 1/4] vga: improve VGA logic
Date: Tue, 24 Jan 2012 19:29:37 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.3 (gnu/linux)

Blue Swirl <address@hidden> writes:

> On Tue, Jan 24, 2012 at 15:57, Markus Armbruster <address@hidden> wrote:
>> Current master dies for me:
>>
>> $ upstream-qemu -nodefaults -S -m 384 -vnc :0 -device cirrus-vga
>> RAMBlock "vga.vram" already registered, abort!
>> Aborted (core dumped)
>>
>> git-bisect blames this one:
>>
>> Blue Swirl <address@hidden> writes:
>>
>>> Improve VGA selection logic, push check for device availabilty to vl.c.
>>> Create the devices at board level unconditionally.
>>>
>>> Remove now unused pci_try_create*() functions.
>>>
>>> Make PCI VGA devices optional.
>>>
>>> Signed-off-by: Blue Swirl <address@hidden>
>
> I think this would fix it:
>
> commit 07e11c4222c93e4b2e615ad1dbf17f325f354c02
> Author: Blue Swirl <address@hidden>
> Date:   Tue Jan 24 17:27:35 2012 +0000
>
>     vga: fix -nodefaults -device VGA
>
>     Flag -nodefaults should also imply no VGA. This was broken in
>     a369da5f31ddbdeb32a7f76622e480d3995fbb00.
>
>     Signed-off-by: Blue Swirl <address@hidden>
>
> diff --git a/vl.c b/vl.c
> index 57378b6..d88a18c 100644
> --- a/vl.c
> +++ b/vl.c
> @@ -3006,6 +3006,7 @@ int main(int argc, char **argv, char **envp)
>                  default_floppy = 0;
>                  default_cdrom = 0;
>                  default_sdcard = 0;
> +                vga_model = "none";
>                  break;
>              case QEMU_OPTION_xen_domid:
>                  if (!(xen_available())) {

Fixes my test case.  Thanks!



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