Re: [PATCH v1 1/6] xen/arm: Decrease size of the 2nd ram bank

[Julien Grall <julien@xxxxxxx>]

Hi Edgar,

On 24/09/2024 17:23, Edgar E. Iglesias wrote:
> From: "Edgar E. Iglesias" <edgar.iglesias@xxxxxxx>
>
> The address range between 4G (32bit) and 1TB (40bit) is fully
> allocated. There's no more room for devices on ARM systems with
> 40-bit physicall address width.
> > This decreases the size of the second RAM bank to free up space
> in preparation for virtio-pci and for future use-cases.
I don't think we should reduce the amount of RAM supported in the 
default case. Instead, I think it is time to support a more dynamic 
layout so we still allow 1TB guest when QEMU is not emulated a virtual 
PCI hostbridge.
Cheers,

--
Julien Grall