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From: "Cédric Le Goater" <clg@redhat.com>
To: "Daniel P. Berrangé" <berrange@redhat.com>,
	"Shaoqin Huang" <shahuang@redhat.com>
Cc: qemu-arm@nongnu.org, Eric Auger <eauger@redhat.com>,
	Peter Maydell <peter.maydell@linaro.org>,
	Gerd Hoffmann <kraxel@redhat.com>,
	Alex Williamson <alex.williamson@redhat.com>,
	qemu-devel@nongnu.org
Subject: Re: [PATCH v2] ramfb: Add property to control if load the romfile
Date: Fri, 6 Jun 2025 10:06:32 +0200	[thread overview]
Message-ID: <cf34f5b2-d422-453f-85d4-15938ae59e9f@redhat.com> (raw)
In-Reply-To: <aEKeNSc8mAZ8vhGj@redhat.com>

On 6/6/25 09:52, Daniel P. Berrangé wrote:
> On Fri, Jun 06, 2025 at 03:02:34AM -0400, Shaoqin Huang wrote:
>> Now the ramfb will load the vgabios-ramfb.bin unconditionally, but only
>> the x86 need the vgabios-ramfb.bin, this can cause that when use the
>> release package on arm64 it can't find the vgabios-ramfb.bin.
>>
>> Because only seabios will use the vgabios-ramfb.bin, load the rom logic
>> is x86-specific. For other !x86 platforms, the edk2 ships an EFI driver
>> for ramfb, so they don't need to load the romfile.
>>
>> So add a new property use_legacy_x86_rom in both ramfb and vfio_pci
>> device, because the vfio display also use the ramfb_setup() to load
>> the vgabios-ramfb.bin file.
>>
>> After have this property, the machine type can set the compatibility to
>> not load the vgabios-ramfb.bin if the arch doesn't need it.
> 
> Can you make this a series, with an additional patch that updates the
> current in-dev machine types to use this new property, so we're clear
> about the proposed usage.

yes. And please change the vfio-pci property name to use underscores.

C.



  reply	other threads:[~2025-06-06  8:07 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-06-06  7:02 [PATCH v2] ramfb: Add property to control if load the romfile Shaoqin Huang
2025-06-06  7:52 ` Daniel P. Berrangé
2025-06-06  8:06   ` Cédric Le Goater [this message]
2025-06-06  8:07     ` Cédric Le Goater
2025-06-09  5:16       ` Shaoqin Huang
2025-06-10 16:00         ` Alex Williamson
2025-06-06  9:04   ` Philippe Mathieu-Daudé
2025-06-06  9:15     ` Daniel P. Berrangé
2025-06-06 16:22     ` Pierrick Bouvier
2025-06-09  3:37   ` Shaoqin Huang

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