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Tsirkin" To: qemu-devel@nongnu.org Cc: Peter Maydell , Sairaj Kodilkar , Vasant Hegde , Paolo Bonzini , Richard Henderson , Eduardo Habkost , Marcel Apfelbaum Subject: [PULL 10/17] hw/i386/amd_iommu: Support MMIO writes to the status register Message-ID: <10690920b0efb3ed8b166443bae8077104bb129d.1754058276.git.mst@redhat.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Mailer: git-send-email 2.27.0.106.g8ac3dc51b1 X-Mutt-Fcc: =sent Received-SPF: pass client-ip=170.10.133.124; envelope-from=mst@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Sairaj Kodilkar Support the writes to the status register so that guest can reset the EventOverflow, EventLogInt, ComWaitIntr, etc bits after servicing the respective interrupt. Signed-off-by: Sairaj Kodilkar Reviewed-by: Vasant Hegde Message-Id: <20250801060507.3382-6-sarunkod@amd.com> Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/i386/amd_iommu.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/hw/i386/amd_iommu.c b/hw/i386/amd_iommu.c index c9c32cf7b0..6925085d29 100644 --- a/hw/i386/amd_iommu.c +++ b/hw/i386/amd_iommu.c @@ -862,6 +862,9 @@ static void amdvi_mmio_write(void *opaque, hwaddr addr, uint64_t val, amdvi_mmio_reg_write(s, size, val, addr); amdvi_handle_pprtail_write(s); break; + case AMDVI_MMIO_STATUS: + amdvi_mmio_reg_write(s, size, val, addr); + break; } } -- MST