On Wed, May 07, 2025 at 01:11:43PM +0530, Vasant Hegde wrote: > - MMIO Offset 0018h IOMMU Control Register > EventLogEn: Event log enable > * When guest sets this bit, qemu will trap and will send queue_alloc > * When guest disables this bit, qemu will trap and send vqueue_destroy > > This part is fine.
Ok > EventIntEn: Event log interrupt enable > * When guest sets this bit, qemu will trap > * this needs to be communicated to Host so that we can program VF > Control > BAR and enable the interrupt This sounds like modifying the vqueue? Or maybe on the viommu? > - There is other bit "Completion wait interrupt enable" > This doesn't related to any buffer. Instead if we configure this for > completion wait command it will generate interrupt. This sounds like a modify on the VIOMMU object? Jason