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Re: virtio-gpu: Mapping blob resources

From: Gerd Hoffmann
Subject: Re: virtio-gpu: Mapping blob resources
Date: Mon, 26 Jul 2021 10:19:21 +0200

On Fri, Jul 23, 2021 at 05:07:52PM +0200, Antonio Caggiano wrote:
> Awesome, thanks!
> I already cherry-picked that commit. :D
> I am experimenting with memory regions now. So, I created a ram subregion,
> did I use the right type for the task?

Yes, ram is correct.

> I added it to the gpu hostmem at the offset specified by the map command. I
> enabled the subregion, and then I used subregion->addr for the vkMapMemory
> call.

Hmm, no.  I'd suggest to first vkMapMemory into qemu address space, then
pass the address of the mapping to memory_region_init_ram_device_ptr().

take care,

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