On 27/05/2025 9:55 am, Roger Pau Monne wrote:
> After some recent change the order of MTRR vs PCI initialization is
> inverted. MTRR will get initialization ahead of PCI scanning and sizing of
> MMIO regions. As a result when setting up MTRRs the MMIO window below 4GB
> will always have the same size, and there will be no window above 4GB.
> This results in malformed and incomplete MTRRs being setup.
>
> Fix by making sure PCI is initialized ahead of MTRR, also add a comment to
> notice the ordering dependency.
>
> Fixes: 2c3dffbaa324 ('tools/hvmloader: Replace LAPIC_ID() with
> cpu_to_apicid[]')
> Signed-off-by: Roger Pau Monné <roger....@citrix.com>
Acked-by: Andrew Cooper <andrew.coop...@citrix.com>
