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Re: [Qemu-devel] [Qemu-ppc] [PATCH 2/2] spapr: Add support for -vga opti
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From: |
Benjamin Herrenschmidt |
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Subject: |
Re: [Qemu-devel] [Qemu-ppc] [PATCH 2/2] spapr: Add support for -vga option |
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Date: |
Mon, 23 Jul 2012 17:27:50 +1000 |
On Mon, 2012-07-23 at 16:40 +1000, Benjamin Herrenschmidt wrote:
>
> Note to Matthew: cirrusdrmfb is a LOT SLOWER than offb for a similar
> SW only dumb framebuffer, probably has to do with the way it does the
> "dirty" stuff, not sure ...
>
> Why not draw directly into the emulated vram ?
More note to Matthew ... any objection to doing something similar for
qemu "bochs" style framebuffer ? (ia -vga std). This is the preferred
one on ppc, does 32-bpp fine and is generally simpler.
Cheers,
Ben.