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[PATCH v2 0/3] vpci: allow 32-bit BAR writes with memory decoding enabled
- To: <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Stewart Hildebrand <stewart.hildebrand@xxxxxxx>
- Date: Wed, 23 Jul 2025 12:37:40 -0400
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- Cc: Stewart Hildebrand <stewart.hildebrand@xxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>, "Julien Grall" <julien@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>
- Delivery-date: Wed, 23 Jul 2025 16:38:09 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Pipeline:
https://gitlab.com/xen-project/people/stewarthildebrand/xen/-/pipelines/1944094764
v1->v2:
* new approach with queued p2m operations
RFC->v1:
* rework BAR mapping machinery to support unmap-then-map operation
Stewart Hildebrand (3):
vpci: allow queueing of mapping operations
vpci: allow BAR map/unmap without affecting memory decoding bit
vpci: allow 32-bit BAR writes with memory decoding enabled
xen/common/domain.c | 4 +
xen/drivers/vpci/header.c | 249 ++++++++++++++++++++++++--------------
xen/drivers/vpci/vpci.c | 3 -
xen/include/xen/vpci.h | 20 ++-
4 files changed, 179 insertions(+), 97 deletions(-)
base-commit: 5c798ac8854af3528a78ca5a622c9ea68399809b
--
2.50.1
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