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[95.127.46.33]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-424c84248afsm72601705e9.31.2024.06.27.09.25.54 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 27 Jun 2024 09:25:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1719505559; x=1720110359; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Ra/Td8NG8gR6eO/UQBLHxrI5ovJA5Z/mboPyl147upk=; b=pPa+hjsqUuQnpThuuiHvwrVcrFZrth8o3ViEH5sY8OQAeJtfHHghD8g+E79GiiNFAp iDZSXyx0cO9MDUXU3VErh/UgwH/qwq3tsrNgU0GoP3iQz0dXLpU0AxYAsCxCaGTaZF/3 KfPIRFpYVD3hJfDmcYHOVWzI+Cyfk6hKAU5/iCcxAbAnP77q0/VM0yoFOXxsuNLH084/ vN04xHepoCyyaueGRHHVH4ZX+57TEXFU2e4eG2A+Joc0+aQQ1SNXx37VoscYzMYpK+Gi E0HDMdPvU8nG3nwhY8Tb/SALzu4nTM9sl40EbEujaFzL7rTs2zYD3LAxV7GxYlM4fNS0 qqaw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1719505559; x=1720110359; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Ra/Td8NG8gR6eO/UQBLHxrI5ovJA5Z/mboPyl147upk=; b=jFG91XiZAhQW7mruBLRz/8W3ThulO2bHIOgTh6JOw+oAnBbrW9PGxTNna1rbgmW2IM f/jhyRhuPzWRzXqJNN3RRhoztYWkCuD6+JHPStCYKc7M/ULLOZFl3gAfdU56QVXZGASJ UcsK28/YyHp9gnPiWZwjcjaHrohqWCvrHfn4Pv0k10Gkd6RZfRT3y+CDz/ZstvACPU1l rvGMfohvexR6ncNe/AyknqyCxb9SPhZKulf+C7XwidD87f0J2rp4eRuV7xWGxj9qQbYB 7jL/7XQSp416pGHTmr5BSJn75QzBl9UW3v6eLxGU5j/HOY0a5f4UP2zSz9dCoiH9PjAi Chtw== X-Gm-Message-State: AOJu0YxQt2z6L4457zvgkLGD7Ww7dTb0Rg8llK45Xm+uEvHkPm3T+RKa YkzGo8uA4XjXCB0S8BT+CrY3aJ207IGE+UDq1q146tKHb57uYxY/4+mNC+5wDpJd6vW9gtCr/Pj catI= X-Google-Smtp-Source: AGHT+IFHm+PkfXUCR4PhH/RkSTaGhHpE9lLURgg9hGE0ArDfmx4G5eQ0pJJ390kDs6wsptoqWeh/0Q== X-Received: by 2002:a05:600c:3c8d:b0:424:8ef1:816a with SMTP id 5b1f17b1804b1-4248fe36550mr88926515e9.5.1719505559497; Thu, 27 Jun 2024 09:25:59 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: qemu-block@nongnu.org, Laurent Vivier , Tyrone Ting , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Bin Meng , Hao Wu , Francisco Iglesias , Paolo Bonzini , Thomas Huth , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , qemu-arm@nongnu.org, Joel Stanley , Sai Pavan Boddu , devel@lists.libvirt.org, Luc Michel , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Subject: [PATCH v3 16/17] hw/sd/sdcard: Generate random RCA value Date: Thu, 27 Jun 2024 18:22:31 +0200 Message-ID: <20240627162232.80428-17-philmd@linaro.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240627162232.80428-1-philmd@linaro.org> References: <20240627162232.80428-1-philmd@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::32a; envelope-from=philmd@linaro.org; helo=mail-wm1-x32a.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, 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1719505589071100003 Rather than using the obscure 0x4567 magic value, use a real random one. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Tested-by: C=C3=A9dric Le Goater --- hw/sd/sd.c | 11 ++++++++--- hw/sd/trace-events | 1 + 2 files changed, 9 insertions(+), 3 deletions(-) diff --git a/hw/sd/sd.c b/hw/sd/sd.c index 5997e13107..d85b2906f4 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -46,6 +46,7 @@ #include "qemu/error-report.h" #include "qemu/timer.h" #include "qemu/log.h" +#include "qemu/guest-random.h" #include "qemu/module.h" #include "sdmmc-internal.h" #include "trace.h" @@ -488,9 +489,10 @@ static void sd_set_csd(SDState *sd, uint64_t size) =20 /* Relative Card Address register */ =20 -static void sd_set_rca(SDState *sd) +static void sd_set_rca(SDState *sd, uint16_t value) { - sd->rca +=3D 0x4567; + trace_sdcard_set_rca(value); + sd->rca =3D value; } =20 static uint16_t sd_req_get_rca(SDState *s, SDRequest req) @@ -1113,11 +1115,14 @@ static sd_rsp_type_t sd_cmd_ALL_SEND_CID(SDState *s= d, SDRequest req) /* CMD3 */ static sd_rsp_type_t sd_cmd_SEND_RELATIVE_ADDR(SDState *sd, SDRequest req) { + uint16_t random_rca; + switch (sd->state) { case sd_identification_state: case sd_standby_state: sd->state =3D sd_standby_state; - sd_set_rca(sd); + qemu_guest_getrandom_nofail(&random_rca, sizeof(random_rca)); + sd_set_rca(sd, random_rca); return sd_r6; =20 default: diff --git a/hw/sd/trace-events b/hw/sd/trace-events index 43eaeba149..6a51b0e906 100644 --- a/hw/sd/trace-events +++ b/hw/sd/trace-events @@ -43,6 +43,7 @@ sdcard_response(const char *rspdesc, int rsplen) "%s (sz:= %d)" sdcard_powerup(void) "" sdcard_inquiry_cmd41(void) "" sdcard_reset(void) "" +sdcard_set_rca(uint16_t value) "new RCA: 0x%04x" sdcard_set_blocklen(uint16_t length) "block len 0x%03x" sdcard_set_block_count(uint32_t cnt) "block cnt 0x%"PRIx32 sdcard_inserted(bool readonly) "read_only: %u" --=20 2.41.0