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| author | Nicholas Piggin <npiggin@gmail.com> | 2025-01-18 03:28:40 +1000 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2025-02-21 07:18:03 -0500 |
| commit | 44ed44aefec571041fe3b3a8b6849613a74b520a (patch) | |
| tree | ac0c4033da0a2ddc0c5ded56d9761ec34a6ba0d3 /scripts/qapi/expr.py | |
| parent | 9e837c961a883392f8c4707a8d3d2e6c6aa793b6 (diff) | |
| download | focaccia-qemu-44ed44aefec571041fe3b3a8b6849613a74b520a.tar.gz focaccia-qemu-44ed44aefec571041fe3b3a8b6849613a74b520a.zip | |
hw/pci/msix: Warn on PBA writes
Of the MSI-X PBA pending bits, the PCI Local Bus Specification says: Software should never write, and should only read Pending Bits. If software writes to Pending Bits, the result is undefined. Log a GUEST_ERROR message if the PBA is written to by software. Cc: Marcel Apfelbaum <marcel.apfelbaum@gmail.com> Cc: Dmitry Fleytman <dmitry.fleytman@gmail.com> Cc: Sriram Yagnaraman <sriram.yagnaraman@ericsson.com> Signed-off-by: Nicholas Piggin <npiggin@gmail.com> Message-Id: <20250117172842.406338-2-npiggin@gmail.com> Reviewed-by: Phil Dennis-Jordan <phil@philjordan.eu> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'scripts/qapi/expr.py')
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