Re: [PATCH v8 2/6] x86/hvm: Allow access to registers on the same page as MSI-X table

2024-05-10 Thread Roger Pau Monné
On Fri, May 10, 2024 at 05:53:22AM +0200, Marek Marczykowski-Górecki wrote: > Some devices (notably Intel Wifi 6 AX210 card) keep auxiliary registers > on the same page as MSI-X table. Device model (especially one in > stubdomain) cannot really handle those, as direct writes to that page is > refus

[PATCH v8 2/6] x86/hvm: Allow access to registers on the same page as MSI-X table

2024-05-09 Thread Marek Marczykowski-Górecki
Some devices (notably Intel Wifi 6 AX210 card) keep auxiliary registers on the same page as MSI-X table. Device model (especially one in stubdomain) cannot really handle those, as direct writes to that page is refused (page is on the mmio_ro_ranges list). Instead, extend msixtbl_mmio_ops to handle