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(parent: b6b49c2) | patch
amd_iommu: HATDis/HATS=11 support
authorJoao Martins <joao.m.martins@oracle.com>
Fri, 19 Sep 2025 21:35:15 +0000 (21:35 +0000)
committerMichael S. Tsirkin <mst@redhat.com>
Sun, 5 Oct 2025 20:13:02 +0000 (16:13 -0400)
commitd9ec848fb515f4c98f5737ad1f788ef06887fc2c
tree326d1b477ef9e4ece3e6b8a022597386b7f32760tree | snapshot
parentb6b49c2cd6c2be8aac80f7563950398c7128f19ecommit | diff
amd_iommu: HATDis/HATS=11 support

Add a way to disable DMA translation support in AMD IOMMU by
allowing to set IVHD HATDis to 1, and exposing HATS (Host Address
Translation Size) as Reserved value.

Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
Signed-off-by: Alejandro Jimenez <alejandro.j.jimenez@oracle.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-ID: <20250919213515.917111-23-alejandro.j.jimenez@oracle.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
hw/i386/acpi-build.c diff | blob | blame | history
hw/i386/amd_iommu.c diff | blob | blame | history
hw/i386/amd_iommu.h diff | blob | blame | history
Mirror of https://git.qemu.org/git/qemu.git