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docs: update gofurther/vfio-mdev

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lukas 2025-03-31 14:57:08 +00:00
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gofurther/vfio-mdev.md
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@ -2,7 +2,7 @@
title: Virtual Function I/O Mediated devices (vfio-mdev) title: Virtual Function I/O Mediated devices (vfio-mdev)
description: Create and Configure Virtual Function I/O Mediated devices (vfio-mdev) description: Create and Configure Virtual Function I/O Mediated devices (vfio-mdev)
published: true published: true
date: 2025-03-31T14:23:33.608Z date: 2025-03-31T14:57:05.801Z
tags: tags:
editor: markdown editor: markdown
dateCreated: 2022-07-21T21:10:41.046Z dateCreated: 2022-07-21T21:10:41.046Z
@ -123,11 +123,10 @@ $ 7686131b-b229-4768-a02c-35d1dbed7c66 0000:00:02.0 i915-GVTg_V5_4 auto (active)
[...] [...]
<device> <device>
[...] [...]
<hostdev mode="subsystem" type="mdev" managed="no" model="vfio-pci" display="on" ramfb="on"> <hostdev mode="subsystem" type="mdev" managed="no" model="vfio-pci" display="off" ramfb="off">
<source> <source>
<address uuid="7686131b-b229-4768-a02c-35d1dbed7c66"/> <address uuid="7686131b-b229-4768-a02c-35d1dbed7c66"/>
</source> </source>
<address type="pci" domain="0x0000" bus="0x09" slot="0x00" function="0x0"/>
</hostdev> </hostdev>
[...] [...]
</device> </device>
@ -135,6 +134,10 @@ $ 7686131b-b229-4768-a02c-35d1dbed7c66 0000:00:02.0 i915-GVTg_V5_4 auto (active)
</domain> </domain>
``` ```
* Start the machine
### Add a display device
> Notice that the RAMFB is set to on, which activates Drect Memory Access Buffers (DMA-BUFs), making the output of a virtual monitor available before the guest operating system takes over. > Notice that the RAMFB is set to on, which activates Drect Memory Access Buffers (DMA-BUFs), making the output of a virtual monitor available before the guest operating system takes over.
{.is-info} {.is-info}