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[44.242.66.180]) by smtp.gmail.com with ESMTPSA id zk6sm7961098ejb.119.2021.02.07.21.25.32 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sun, 07 Feb 2021 21:25:35 -0800 (PST) From: Bin Meng To: Alistair Francis , "Edgar E . Iglesias" , Peter Maydell , qemu-arm@nongnu.org, qemu-devel@nongnu.org Subject: [PATCH v2 0/2] ZynqMP QSPI supports SPI transfer using DMA mode, but currently this Date: Mon, 8 Feb 2021 13:25:22 +0800 Message-Id: <1612761924-68000-1-git-send-email-bmeng.cn@gmail.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::632; envelope-from=bmeng.cn@gmail.com; helo=mail-ej1-x632.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-arm@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Bin Meng Errors-To: qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org Sender: "Qemu-arm" X-TUID: 5/Ks5G7k3vEL From: Bin Meng is unimplemented. When QSPI is programmed to use DMA mode, QEMU will crash. This is observed when testing VxWorks 7. Add a basic implementation of QSPI DMA functionality. Changes in v2: - Remove unconnected TYPE_STREAM_SINK link property - Add a TYPE_MEMORY_REGION link property, to allow board codes to tell the device what its view of the world that it is doing DMA to is - Replace cpu_physical_memory_write() with address_space_write() Xuzhou Cheng (2): hw/ssi: xilinx_spips: Clean up coding convention issues hw/ssi: xilinx_spips: Implement basic QSPI DMA support include/hw/ssi/xilinx_spips.h | 3 +- hw/ssi/xilinx_spips.c | 230 ++++++++++++++++++++++++++++++++++++------ 2 files changed, 200 insertions(+), 33 deletions(-) -- 2.7.4