From nobody Tue Feb 10 19:00:25 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) client-ip=66.175.222.108; envelope-from=bounce+27952+112409+1787277+3901457@groups.io; helo=mail02.groups.io; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+112409+1787277+3901457@groups.io ARC-Seal: i=1; a=rsa-sha256; t=1702386775; cv=none; d=zohomail.com; s=zohoarc; b=fuAEriLixedhZeLcg2/491TXA6PZr4h1cG1WOujRQyqszOAxuq/iM1ccrmsMfFzCVrBg3OAYSRTjBHN7TdSogkkUZc5SVS0p5Nwfuzl6UhkMdwIh5xR8qDxOPS3tzAIZWfixKddGtr9d8glbY5PLyQzC1GfNZQnB/NCAsTjg4dY= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1702386775; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:Reply-To:References:Sender:Subject:Subject:To:To:Message-Id; bh=I8HLtl6AfL4qA+FDPn9254RtQymFhWmGDotZkG982co=; b=Zp6Kvlxbs/V+hfRkxHaTai5QEngey0XM7qllUP1O1RchKBXdkiCPC3DE5yA8aYa2sPNzvaXIflLzbOmPr5+EVWsqes3VvtyyBhUp7VpzQ4HYKCp9l54+tvq9Sy+7xbKwfY+EnswRRmaJ2CokbNyMg80rGTXLq/8APXAuvMzdG+A= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+112409+1787277+3901457@groups.io Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by mx.zohomail.com with SMTPS id 1702386775563498.28847640720164; Tue, 12 Dec 2023 05:12:55 -0800 (PST) Return-Path: DKIM-Signature: a=rsa-sha256; bh=cbg9L2wKI8rAk1Mrj9dO4Nm3KXNZFSiIN6gxjQuWDys=; c=relaxed/simple; d=groups.io; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:MIME-Version:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:Content-Transfer-Encoding; s=20140610; t=1702386775; v=1; b=HHNrrduFH6v0VV3dOgmxvOtwPW0ZOidYsIDiC+0SqzN/kU3+5EF+xqBu5CdqP+Pweqs3sPn5 tEiNAPa5xKcddJ25asilSnZZ0O+kDAeQKpTacoAT6pO3OlfjVR7Jvn0CYmFNn9BQVCmMYRUbAJJ yyuQyoDtYIRzxbLaJJvwjCUM= X-Received: by 127.0.0.2 with SMTP id j5exYY1788612xbwPJWhtEg2; Tue, 12 Dec 2023 05:12:55 -0800 X-Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by mx.groups.io with SMTP id smtpd.web10.1285.1702386773613366740 for ; Tue, 12 Dec 2023 05:12:54 -0800 X-Received: from loongson.cn (unknown [10.2.9.245]) by gateway (Coremail) with SMTP id _____8BxNPBTXHhlv1kAAA--.2219S3; Tue, 12 Dec 2023 21:12:51 +0800 (CST) X-Received: from code-server.gen (unknown [10.2.9.245]) by localhost.localdomain (Coremail) with SMTP id AQAAf8CxnuFTXHhlI6QAAA--.4652S2; Tue, 12 Dec 2023 21:12:51 +0800 (CST) From: "Chao Li" To: devel@edk2.groups.io Cc: Michael D Kinney , Liming Gao , Zhiguang Liu Subject: [edk2-devel] [PATCH v4 18/37] MdePkg: Add a PCD feature flag named PcdPciIoTranslationIsEnabled Date: Tue, 12 Dec 2023 21:12:50 +0800 Message-Id: <20231212131250.2471173-1-lichao@loongson.cn> In-Reply-To: <20231212130932.2467028-1-lichao@loongson.cn> References: <20231212130932.2467028-1-lichao@loongson.cn> MIME-Version: 1.0 X-CM-TRANSID: AQAAf8CxnuFTXHhlI6QAAA--.4652S2 X-CM-SenderInfo: xolfxt3r6o00pqjv00gofq/1tbiAQADCGV3wy0H6gAdsG X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== Precedence: Bulk List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,lichao@loongson.cn List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: X-Gm-Message-State: OReKJJCmTK0y552FfBFcHcmFx1787277AA= Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1702386776475100005 Content-Type: text/plain; charset="utf-8" Some ARCH need to use MMIO to access PCI IO, such as ARM AARCH64 RISC-V and LOONGARCH64. In some drivers, a PCD value is added to determine whether to use MMIO. BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3D4584 Cc: Michael D Kinney Cc: Liming Gao Cc: Zhiguang Liu Signed-off-by: Chao Li --- MdePkg/MdePkg.dec | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec index ac54338089..55f5230c31 100644 --- a/MdePkg/MdePkg.dec +++ b/MdePkg/MdePkg.dec @@ -2018,6 +2018,12 @@ # @Prompt Validate ORDERED_COLLECTION structure gEfiMdePkgTokenSpaceGuid.PcdValidateOrderedCollection|FALSE|BOOLEAN|0x00= 00002a =20 + ## Indicates if PCI IO translation is used. + # TRUE - PCI IO translation is enable. + # FALSE - PCI IO translation is disable. + # @Prompt Pci Io Translation Is Enabled. + gEfiMdePkgTokenSpaceGuid.PcdPciIoTranslationIsEnabled|FALSE|BOOLEAN|0x00= 000043 + [PcdsFixedAtBuild] ## Status code value for indicating a watchdog timer has expired. # EFI_COMPUTING_UNIT_HOST_PROCESSOR | EFI_CU_HP_EC_TIMER_EXPIRED --=20 2.27.0 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. 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