feat: pv-iommu + tpu fixes - #1

Draft

azenla wants to merge 11 commits into

azenla/feat/pv-iommu

Commits on Sep 3, 2026

iommu/xen: Add Xen PV-IOMMU driver
azenla
committed
5cdf871
iommu/xen: Allow the PV-IOMMU driver in a guest
azenla
committed
39d7f04
iommu/xen: Give the identity domain a type and ops
azenla
committed
79204ea
iommu/dma: Don't reserve PCI windows under a paravirtual IOMMU
azenla
committed
55243f1
xen/pcifront: Let callers ask for a device's machine BDF
azenla
committed
923712b
iommu/xen: Default a PV guest to the identity context
azenla
committed
e1db4c8
PCI/MSI: don't write the MSI-X table in a Xen PV guest
azenla
committed
156393d
iommu/xen: batch map subops over contiguous runs
azenla
committed
5625670
iommu/xen: do not claim the IOMMU itself
azenla
committed
ee0be26
x86/xen: disable the right interrupt type when tearing down MSI
azenla
committed
7a3af81

Commits on Sep 4, 2026

iommu/xen: flush the IOTLB once per mapping, not once per subop
azenla
committed
11d7312