From nobody Mon Nov 25 02:23:49 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1719550500; cv=none; d=zohomail.com; s=zohoarc; b=FIp2Gcn9EqPoRy1kpMLdIThDCw1KddAtLPrpPQzixoyx5Q8iiSxLm4EsXRL8nicF64rMDAggSSYACM4VhmLiMzXGyxfC7AcnQxraTRGn4yfJI6pHLDz1ZTQJIsJS5QevZm88/0XaizAS5elvlvVv4zXotDZlbmIMNm05aNh18sg= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1719550500; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=bYEYJ2Wwx71dNKsAcy31SFsnrP/uSxrEAbuXlnudJVY=; b=AmLzxKsPPCAW3/mQYwyODUtUNr8a+E0HYKP6LQZ23sk0hDNftQHJSBRgtlddHN5SlXWUOPyeGNVfC4XqfXh1TFvtvckSpZCq0Xrfu5MznNAyLs9+LlBtVHk27hSHiSGBOeBVlBBOgPcgUHnBCVXfkPTYiLTg+bZiYbCpzoCwWns= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1719550500433463.1210958637146; Thu, 27 Jun 2024 21:55:00 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sN3cf-0008Hu-1E; Fri, 28 Jun 2024 00:54:11 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sN3cV-0008Gt-52 for qemu-devel@nongnu.org; Fri, 28 Jun 2024 00:53:59 -0400 Received: from mail-wm1-x332.google.com ([2a00:1450:4864:20::332]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sN3cL-0000yR-Jp for qemu-devel@nongnu.org; Fri, 28 Jun 2024 00:53:51 -0400 Received: by mail-wm1-x332.google.com with SMTP id 5b1f17b1804b1-424ad289949so1693045e9.2 for ; Thu, 27 Jun 2024 21:53:48 -0700 (PDT) Received: from m1x-phil.lan (cho94-h02-176-184-4-239.dsl.sta.abo.bbox.fr. [176.184.4.239]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4256b0676a3sm17725975e9.28.2024.06.27.21.53.45 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 27 Jun 2024 21:53:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1719550427; x=1720155227; 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=bYEYJ2Wwx71dNKsAcy31SFsnrP/uSxrEAbuXlnudJVY=; b=NvKkGR4dZX69TRUprAurmT7zjgRF6itDIG4N8cZ6Fdb7fj/nmB7WmjWK5Qcf3GueMr TPKisfaQDmPcTI9IncGWzZhsDDpjhisWfhdFWGTjYPVcjZPe5tIO1OfPSFPB8bQGPH8h 4KmF8SvYAdrvCjtUhfbYCJ+2MQPVKjoNBvcm1sEnzBAVLAbFRN+SpAvDoFqY3sVQkRBM N9dT5NvzThcD4Ssleif91C3O9/hGM6DbxWVcqDicaiUS5rw2edgvAUtTj1F3ybeEwCuE wLVHJJOoEUG/yry7oudRVg+EI54AQYyt0G+qIj07lpIcaqsEm2xBi/8+7Iiz6J9muwIA AGSg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1719550427; x=1720155227; 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=bYEYJ2Wwx71dNKsAcy31SFsnrP/uSxrEAbuXlnudJVY=; b=vOOQvWFvDQyA75KxdiMQTy69OAzVnyijTvqAzvguzTy9rjDlhNzx+/Dm2TVyC75X/B qFwNBtVmKxDrg0GMjZnMHrzzs9a3sixrsUJ7oCvivk2w2N6u4qur272EnNKU/UfYp3U+ TVk43w++9CdmEh5Se6U79yqGeZ6gRjFhu9/x3H6ezXrV5tQvS3zFTPHCVo6B082uQAzp Ci0iQMgbjUb8xBgPk3lz1Ypl0m8FoaSVMH0bneSqNlRp2jV3ZrNgFFvpdDmzmbBpYfj+ Ockr/G/4meCVG4CCYfYsNpVVGuUa0IIeCwsnChQzSYKvAySYyiRotd+jyXbG9GNo8Woc u/kQ== X-Gm-Message-State: AOJu0YzuFilUbyx/SSE59d2G4rSNOBLcVzXVYvSylii2TR0RuaVF3yaO exadjFANEMB0NkBLykcpUiHK6SNXdlfY/dvGfb/SnJQYPwyeWRgOLxzw+79RbUKkrYQGlrxC0SM 90xZAEA== X-Google-Smtp-Source: AGHT+IF2wuR/EsTUKhqwrXuCXID6JTSa05iGcVduS3p6PIItAp+gB+5A9DPsB9AKT/9iM3ekks4VEQ== X-Received: by 2002:a05:600c:1c90:b0:424:eeca:6bd0 with SMTP id 5b1f17b1804b1-424eeca6c69mr42766655e9.13.1719550427208; Thu, 27 Jun 2024 21:53:47 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Luc Michel , Francisco Iglesias , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Sai Pavan Boddu , Joel Stanley , Bin Meng , qemu-block@nongnu.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH 05/12] hw/sd/sdcard: Add sd_acmd_SD_APP_OP_COND handler (ACMD41) Date: Fri, 28 Jun 2024 06:53:16 +0200 Message-ID: <20240628045323.86308-4-philmd@linaro.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240627164815.82606-1-philmd@linaro.org> References: <20240627164815.82606-1-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::332; envelope-from=philmd@linaro.org; helo=mail-wm1-x332.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=unavailable 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: 1719550502426100013 Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- hw/sd/sd.c | 82 ++++++++++++++++++++++++++++++------------------------ 1 file changed, 45 insertions(+), 37 deletions(-) diff --git a/hw/sd/sd.c b/hw/sd/sd.c index cd207a3090..167e1c517a 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -1704,6 +1704,50 @@ static sd_rsp_type_t sd_acmd_SET_WR_BLK_ERASE_COUNT(= SDState *sd, SDRequest req) return sd_r1; } =20 +/* ACMD41 */ +static sd_rsp_type_t sd_acmd_SD_APP_OP_COND(SDState *sd, SDRequest req) +{ + if (sd->state !=3D sd_idle_state) { + return sd_invalid_state_for_cmd(sd, req); + } + + /* + * If it's the first ACMD41 since reset, we need to decide + * whether to power up. If this is not an enquiry ACMD41, + * we immediately report power on and proceed below to the + * ready state, but if it is, we set a timer to model a + * delay for power up. This works around a bug in EDK2 + * UEFI, which sends an initial enquiry ACMD41, but + * assumes that the card is in ready state as soon as it + * sees the power up bit set. + */ + if (!FIELD_EX32(sd->ocr, OCR, CARD_POWER_UP)) { + if ((req.arg & ACMD41_ENQUIRY_MASK) !=3D 0) { + timer_del(sd->ocr_power_timer); + sd_ocr_powerup(sd); + } else { + trace_sdcard_inquiry_cmd41(); + if (!timer_pending(sd->ocr_power_timer)) { + timer_mod_ns(sd->ocr_power_timer, + (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + + OCR_POWER_DELAY_NS)); + } + } + } + + if (FIELD_EX32(sd->ocr & req.arg, OCR, VDD_VOLTAGE_WINDOW)) { + /* + * We accept any voltage. 10000 V is nothing. + * + * Once we're powered up, we advance straight to ready state + * unless it's an enquiry ACMD41 (bits 23:0 =3D=3D 0). + */ + sd->state =3D sd_ready_state; + } + + return sd_r3; +} + static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req) { uint64_t addr; @@ -1812,43 +1856,6 @@ static sd_rsp_type_t sd_app_command(SDState *sd, } =20 switch (req.cmd) { - case 41: /* ACMD41: SD_APP_OP_COND */ - if (sd->state !=3D sd_idle_state) { - break; - } - /* If it's the first ACMD41 since reset, we need to decide - * whether to power up. If this is not an enquiry ACMD41, - * we immediately report power on and proceed below to the - * ready state, but if it is, we set a timer to model a - * delay for power up. This works around a bug in EDK2 - * UEFI, which sends an initial enquiry ACMD41, but - * assumes that the card is in ready state as soon as it - * sees the power up bit set. */ - if (!FIELD_EX32(sd->ocr, OCR, CARD_POWER_UP)) { - if ((req.arg & ACMD41_ENQUIRY_MASK) !=3D 0) { - timer_del(sd->ocr_power_timer); - sd_ocr_powerup(sd); - } else { - trace_sdcard_inquiry_cmd41(); - if (!timer_pending(sd->ocr_power_timer)) { - timer_mod_ns(sd->ocr_power_timer, - (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) - + OCR_POWER_DELAY_NS)); - } - } - } - - if (FIELD_EX32(sd->ocr & req.arg, OCR, VDD_VOLTAGE_WINDOW)) { - /* We accept any voltage. 10000 V is nothing. - * - * Once we're powered up, we advance straight to ready state - * unless it's an enquiry ACMD41 (bits 23:0 =3D=3D 0). - */ - sd->state =3D sd_ready_state; - } - - return sd_r3; - case 42: /* ACMD42: SET_CLR_CARD_DETECT */ switch (sd->state) { case sd_transfer_state: @@ -2379,6 +2386,7 @@ static const SDProto sd_proto_sd =3D { [13] =3D {8, sd_adtc, "SD_STATUS", sd_acmd_SD_STATUS}, [22] =3D {8, sd_adtc, "SEND_NUM_WR_BLOCKS", sd_acmd_SEND_NUM_WR_B= LOCKS}, [23] =3D {8, sd_ac, "SET_WR_BLK_ERASE_COUNT", sd_acmd_SET_WR_BL= K_ERASE_COUNT}, + [41] =3D {8, sd_bcr, "SD_APP_OP_COND", sd_acmd_SD_APP_OP_COND}, }, }; =20 --=20 2.41.0