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[2a02:3100:249c:be00:219:99ff:feb2:2458]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-61a755d9cfasm4161182a12.9.2025.08.20.14.19.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Aug 2025 14:19:53 -0700 (PDT) From: Bernhard Beschow To: qemu-devel@nongnu.org Cc: Peter Maydell , Andrey Smirnov , qemu-arm@nongnu.org, Bernhard Beschow , Guenter Roeck Subject: [PATCH 06/10] hw/pci-host/designware: Fix I/O range Date: Wed, 20 Aug 2025 23:19:28 +0200 Message-ID: <20250820211932.27302-7-shentey@gmail.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250820211932.27302-1-shentey@gmail.com> References: <20250820211932.27302-1-shentey@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::62c; envelope-from=shentey@gmail.com; helo=mail-ej1-x62c.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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Fix the size of the I/O space to be 64KiB, as defined by the PCI specification. This fixes illegal memory access by guests in the imx8mp-evk machine such that the FSL_IMX8MP_PCIE1_MEM unimplemented region can be omitted there. Signed-off-by: Bernhard Beschow --- hw/pci-host/designware.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/pci-host/designware.c b/hw/pci-host/designware.c index 7342207eb3..1e29b7e6be 100644 --- a/hw/pci-host/designware.c +++ b/hw/pci-host/designware.c @@ -684,7 +684,7 @@ static void designware_pcie_host_realize(DeviceState *dev, Error **errp) "pcie.reg", 4 * 1024); sysbus_init_mmio(sbd, &s->mmio); - memory_region_init(&s->pci.io, OBJECT(s), "pcie-pio", 16); + memory_region_init(&s->pci.io, OBJECT(s), "pcie-pio", UINT16_MAX); memory_region_init(&s->pci.memory, OBJECT(s), "pcie-bus-memory", UINT64_MAX); -- 2.50.1