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Re: [Qemu-devel] [RFC PATCH 33/34] vmbus: add support for rom files
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] [RFC PATCH 33/34] vmbus: add support for rom files |
Date: |
Wed, 7 Feb 2018 12:18:38 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.2 |
On 06/02/2018 21:30, Roman Kagan wrote:
> In order to leverage third-party drivers for VMBus devices in firmware
> (in particular, there's a case with iPXE driver for hv-net in SeaBIOS
> and OVMF), introduce an infrastructure to supply such drivers as option
> ROMs.
>
> To make it easy for the firmware to locate such ROMs, they are stored in
> fw_cfg with names "vmbus/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx.rom" for
> default class ROMs (where xxx... is the class GUID) and
> "vmbus/dev/yyyyyyyy-yyyy-yyyy-yyyy-yyyyyyyyyyyy.rom" for per-device
> (i.e. specified via .romfile property) ROMs (where yyy... is the device
> instance GUID).
>
> The format and the calling convention for the ROMs is out of scope for
> this patch: QEMU doesn't try to interpret them.
Out of curiosity, do you have a SCSI driver for SeaBIOS and/or OVMF?
Thanks,
Paolo
- Re: [Qemu-devel] [RFC PATCH 27/34] tests: hv-scsi: add start-stop test, (continued)
- [Qemu-devel] [RFC PATCH 28/34] net: add RNDIS definitions, Roman Kagan, 2018/02/06
- [Qemu-devel] [RFC PATCH 31/34] hv-net: add .bootindex support, Roman Kagan, 2018/02/06
- [Qemu-devel] [RFC PATCH 29/34] net: add Hyper-V/VMBus network protocol definitions, Roman Kagan, 2018/02/06
- [Qemu-devel] [RFC PATCH 32/34] loader: allow arbitrary basename for fw_cfg file roms, Roman Kagan, 2018/02/06
- [Qemu-devel] [RFC PATCH 30/34] net: add Hyper-V/VMBus net adapter, Roman Kagan, 2018/02/06
- [Qemu-devel] [RFC PATCH 33/34] vmbus: add support for rom files, Roman Kagan, 2018/02/06
- Re: [Qemu-devel] [RFC PATCH 33/34] vmbus: add support for rom files,
Paolo Bonzini <=
- [Qemu-devel] [RFC PATCH 34/34] hv-net: define default rom file name, Roman Kagan, 2018/02/06
- Re: [Qemu-devel] [RFC PATCH 00/34] Hyper-V / VMBus, no-reply, 2018/02/06
- Re: [Qemu-devel] [RFC PATCH 00/34] Hyper-V / VMBus, no-reply, 2018/02/06
- Re: [Qemu-devel] [RFC PATCH 00/34] Hyper-V / VMBus, no-reply, 2018/02/06
- Re: [Qemu-devel] [RFC PATCH 00/34] Hyper-V / VMBus, no-reply, 2018/02/06
- Re: [Qemu-devel] [RFC PATCH 00/34] Hyper-V / VMBus, no-reply, 2018/02/06
- Re: [Qemu-devel] [RFC PATCH 00/34] Hyper-V / VMBus, no-reply, 2018/02/07