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Re: [Qemu-arm] [PATCH v4 3/3] hw/vfio/display: add ramfb support
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From: |
Laszlo Ersek |
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Subject: |
Re: [Qemu-arm] [PATCH v4 3/3] hw/vfio/display: add ramfb support |
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Date: |
Thu, 14 Jun 2018 10:32:40 +0200 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 |
On 06/14/18 00:36, Gerd Hoffmann wrote:
> On Wed, Jun 13, 2018 at 01:50:47PM -0600, Alex Williamson wrote:
>> I suppose in the UEFI case runtime services can be used to continue
>> writing this display,
>
> Yes.
Small clarification for the wording -- "UEFI runtime services" do not
include anything display- or graphics-related. Instead, the OS kernel
may inherit the framebuffer properties (base address, size, pixel
format), and continue accessing the framebuffer directly.
Thanks
Laszlo
[Qemu-arm] [PATCH v4 2/3] hw/display: add standalone ramfb device, Gerd Hoffmann, 2018/06/13
[Qemu-arm] [PATCH v4 1/3] hw/display: add ramfb, a simple boot framebuffer living in guest ram, Gerd Hoffmann, 2018/06/13
Re: [Qemu-arm] [Qemu-devel] [PATCH v4 0/3] ramfb: simple boot framebuffer, no-reply, 2018/06/13