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[198.145.21.10]) by mx.google.com with ESMTPS id wb2si2210718pab.213.2016.03.22.05.48.43 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 22 Mar 2016 05:48:44 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of edk2-devel-bounces@lists.01.org designates 198.145.21.10 as permitted sender) client-ip=198.145.21.10; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of edk2-devel-bounces@lists.01.org designates 198.145.21.10 as permitted sender) smtp.mailfrom=edk2-devel-bounces@lists.01.org; dkim=neutral (body hash did not verify) header.i=@linaro.org Received: from [127.0.0.1] (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id 5B0301A1FE4; Tue, 22 Mar 2016 05:49:07 -0700 (PDT) X-Original-To: edk2-devel@lists.01.org Delivered-To: edk2-devel@lists.01.org Received: from mail-pf0-x22b.google.com (mail-pf0-x22b.google.com [IPv6:2607:f8b0:400e:c00::22b]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 685C41A1FE4 for ; Tue, 22 Mar 2016 05:49:05 -0700 (PDT) Received: by mail-pf0-x22b.google.com with SMTP id 4so179352561pfd.0 for ; Tue, 22 Mar 2016 05:48:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Q6/Nj+yrCqPvvBI+tQu0Y7pYorsA5opMdtAJA2ghJLo=; b=G39mrUW5Xh6vQ/e7U4sOpSrrCaBbAMXZTT7eMed7WPJAGRzzAQpqtkvpzZnOLsbej+ oHa5aqeGMxZuL8TABTnTnan/r8I7va9N8j7stjBPx0FOKB2J3Hm0/k2MWKVTSEkzxsJx fIAl1jOqYG6+ovSto9P/f37qRankVy3ZODels= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Q6/Nj+yrCqPvvBI+tQu0Y7pYorsA5opMdtAJA2ghJLo=; b=OsA8QE5L2sSV80Rlp/U9KZ7f6+gUVJ4OPInMPBFkqqCMSm6pKxjcJRJcaAS9jwcFl8 dyXJXOFnPKhxcqYhS3SufKWo2hiREVdulUrm9lR/tyYMln5+CDPgog2kkFELpU6e/Jlk dP0SlxJ8EXmq8wrDb18X1sCOJDIxZOSSeT9IYN6fcahTQCXPGrWwMneq1mpBzNVQEXCr oeH/m6e3PhwsM3E5+8rhAlB6F2VmyiPjsyMRirXv4y2H8jOSa7aUX5yzFee7E59UfsVt 9cPz7gLmX+E46H0T7JonyiY1Job0edJ8DNA/y+44YzpjuFM/PmglOVu3/+rGNPXY0q2F X2Xg== X-Gm-Message-State: AD7BkJL9iZ8lbuWhOCzEPGlCWUIUg5HKGkMtEWzQ1+m02/ht+GphIg+3W8qKHRl2z2q2cE3T X-Received: by 10.98.19.195 with SMTP id 64mr52345324pft.62.1458650919035; Tue, 22 Mar 2016 05:48:39 -0700 (PDT) Received: from localhost.localdomain ([104.237.91.127]) by smtp.gmail.com with ESMTPSA id 9sm48245982pft.44.2016.03.22.05.48.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 22 Mar 2016 05:48:38 -0700 (PDT) From: Haojian Zhuang To: ryan.harkin@linaro.org, edk2-devel@lists.01.org, leif.lindholm@linaro.org, ard.biesheuvel@linaro.org Date: Tue, 22 Mar 2016 20:48:16 +0800 Message-Id: <1458650901-7229-5-git-send-email-haojian.zhuang@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1458650901-7229-1-git-send-email-haojian.zhuang@linaro.org> References: <1458650901-7229-1-git-send-email-haojian.zhuang@linaro.org> Subject: [edk2] [PATCH v2 4/9] MmcDxe: add interface to change io width and speed X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Haojian Zhuang MIME-Version: 1.0 Errors-To: edk2-devel-bounces@lists.01.org Sender: "edk2-devel" By default, MMC is initialized with 1-bit mode and less than 400KHz bus clock. It causes MMC working inefficiently. Add the interface to change the bus width and speed. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Haojian Zhuang --- EmbeddedPkg/Include/Protocol/MmcHost.h | 8 ++++++++ 1 file changed, 8 insertions(+) -- 1.9.1 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel diff --git a/EmbeddedPkg/Include/Protocol/MmcHost.h b/EmbeddedPkg/Include/Protocol/MmcHost.h index 89f2e80..13e99e7 100644 --- a/EmbeddedPkg/Include/Protocol/MmcHost.h +++ b/EmbeddedPkg/Include/Protocol/MmcHost.h @@ -131,6 +131,12 @@ typedef EFI_STATUS (EFIAPI *MMC_WRITEBLOCKDATA) ( IN UINT32 *Buffer ); +typedef EFI_STATUS (EFIAPI *MMC_SETIOS) ( + IN EFI_MMC_HOST_PROTOCOL *This, + IN UINT32 BusClockRate, + IN UINT32 BusWidth + ); + struct _EFI_MMC_HOST_PROTOCOL { @@ -147,6 +153,8 @@ struct _EFI_MMC_HOST_PROTOCOL { MMC_READBLOCKDATA ReadBlockData; MMC_WRITEBLOCKDATA WriteBlockData; + MMC_SETIOS SetIos; + }; #define MMC_HOST_PROTOCOL_REVISION 0x00010001 // 1.1