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[190.5.140.142]) by smtp.gmail.com with ESMTPSA id ada2fe7eead31-49e6b343070sm3626517137.11.2024.09.23.07.55.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 23 Sep 2024 07:55:24 -0700 (PDT) From: "Edgar E. Iglesias" To: qemu-devel@nongnu.org Cc: sstabellini@kernel.org, anthony@xenproject.org, paul@xen.org, peter.maydell@linaro.org, alex.bennee@linaro.org, edgar.iglesias@amd.com, xen-devel@lists.xenproject.org Subject: [PATCH v2 0/4] hw/arm: xenpvh: Enable PCI for ARM PVH Date: Mon, 23 Sep 2024 16:55:16 +0200 Message-ID: <20240923145520.1323504-1-edgar.iglesias@gmail.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::e35; envelope-from=edgar.iglesias@gmail.com; helo=mail-vs1-xe35.google.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, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: "Edgar E. Iglesias" Enable PCI on the ARM PVH machine. First we add a way to control the use of buffered IOREQ's since those are not supported on Xen/ARM. Finally we enable the PCI support. I've published some instructions on how to try this including the work in progress Xen side of the PVH PCI support: https://github.com/edgarigl/docs/blob/master/xen/pvh/virtio-pci-dom0less.md Cheers, Edgar ChangeLog: v1 -> v2: * Change handle_ioreq from int to uint8_t. * Fallback to legacy API if buffered ioreqs are enabled and also if the new API is not supported. Clarify with comments. Edgar E. Iglesias (4): hw/xen: Expose handle_bufioreq in xen_register_ioreq hw/xen: xenpvh: Disable buffered IOREQs for ARM hw/xen: xenpvh: Add pci-intx-irq-base property hw/arm: xenpvh: Enable PCI for ARM PVH hw/arm/xen-pvh.c | 17 ++++++ hw/i386/xen/xen-hvm.c | 4 +- hw/i386/xen/xen-pvh.c | 3 + hw/xen/xen-hvm-common.c | 101 ++++++++++++++++++++------------ hw/xen/xen-pvh-common.c | 40 ++++++++++++- include/hw/xen/xen-hvm-common.h | 3 + include/hw/xen/xen-pvh-common.h | 3 + include/hw/xen/xen_native.h | 3 +- 8 files changed, 133 insertions(+), 41 deletions(-)