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[144.168.56.201]) by smtp.gmail.com with ESMTPSA id t8sm6813925pjm.45.2021.01.29.00.51.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 Jan 2021 00:51:31 -0800 (PST) From: Bin Meng To: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , qemu-block@nongnu.org, qemu-devel@nongnu.org Subject: [PATCH] hw/sd: sd: Bypass the RCA check for CMD13 in SPI mode Date: Fri, 29 Jan 2021 16:51:24 +0800 Message-Id: <20210129085124.21525-1-bmeng.cn@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::633; envelope-from=bmeng.cn@gmail.com; helo=mail-pl1-x633.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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Bin Meng Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Bin Meng Unlike SD mode, when SD card is working in SPI mode, the argument of CMD13 is stuff bits. Hence we should bypass the RCA check. Signed-off-by: Bin Meng --- Based-on: http://patchwork.ozlabs.org/project/qemu-devel/list/?series=226787 hw/sd/sd.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/hw/sd/sd.c b/hw/sd/sd.c index 8c397d4ad7..4f902d0b72 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -1166,8 +1166,9 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req) case 13: /* CMD13: SEND_STATUS */ switch (sd->mode) { case sd_data_transfer_mode: - if (sd->rca != rca) + if (!sd->spi && sd->rca != rca) { return sd_r0; + } return sd_r1; -- 2.25.1