From nobody Mon Feb 9 10:48:25 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+81302+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+81302+1787277+3901457@groups.io; dmarc=fail(p=none dis=none) header.from=hpe.com ARC-Seal: i=1; a=rsa-sha256; t=1632966213; cv=none; d=zohomail.com; s=zohoarc; b=gp7TT+hFe2NhJVF7Y61OL5HMEG7Zjub6Pj8vVEASxlFXTFFz20/I9Lbr8qwOcqnNCa+jNl+cC5gAgdeRvspIbPFuwBQWJeNOUZ7C8LjJd/bvTZn7s9FyF3YWNcg+YtkrfjVZR0/DztGX9e+CgCdlmbt+p5T1+LFaSz2bwpqSHHg= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1632966213; h=Cc:Date:From:In-Reply-To:List-Subscribe:List-Id:List-Help:List-Unsubscribe:Message-ID:Reply-To:References:Sender:Subject:To; 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Thu, 30 Sep 2021 01:43:29 GMT X-Received: from g2t2352.austin.hpe.com (g2t2352.austin.hpe.com [15.233.44.25]) by mx0b-002e3701.pphosted.com with ESMTP id 3bcmr8frjj-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 30 Sep 2021 01:43:28 +0000 X-Received: from g2t2360.austin.hpecorp.net (g2t2360.austin.hpecorp.net [16.196.225.135]) by g2t2352.austin.hpe.com (Postfix) with ESMTP id 4CA0F63; Thu, 30 Sep 2021 01:43:28 +0000 (UTC) X-Received: from abner-virtual-machine.asiapacific.hpqcorp.net (abner-virtual-machine.asiapacific.hpqcorp.net [15.119.210.153]) by g2t2360.austin.hpecorp.net (Postfix) with ESMTP id BB6E336; Thu, 30 Sep 2021 01:43:26 +0000 (UTC) From: "Abner Chang" To: devel@edk2.groups.io Cc: Ard Biesheuvel , Jiewen Yao , Jordan Justen , Gerd Hoffmann , Daniel Schaefer , Sunil V L Subject: [edk2-devel] [PATCH V3 08/12] OvmfPkg/QemuFwCfgLibMMIO: Add RISC-V arch support Date: Thu, 30 Sep 2021 08:45:44 +0800 Message-Id: <20210930004548.3033-9-abner.chang@hpe.com> In-Reply-To: <20210930004548.3033-1-abner.chang@hpe.com> References: <20210930004548.3033-1-abner.chang@hpe.com> X-Proofpoint-ORIG-GUID: cPQZCxWXGyzNHrNvWGfAHsVGZp5K0OnG X-Proofpoint-GUID: cPQZCxWXGyzNHrNvWGfAHsVGZp5K0OnG X-HPE-SCL: -1 Precedence: Bulk List-Unsubscribe: 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,abner.chang@hpe.com X-Gm-Message-State: ZuUxu9ZKreLshgj125YkvCGOx1787277AA= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1632966213; bh=A8SEHNdOF2Qlhiw7Gba54F02LlsRgC08AmJB0E7cZGw=; h=Cc:Date:From:Reply-To:Subject:To; b=aRFjoXofbHMUmAUq3HEr6OTjLbZ+4b8EEiMSqKmArcePD4Sge0MxbMDQ4vLB+De4pd6 3cFDS1d9vor7SZjAJakJ8PSJDK9FBrCDiVbWZmjaffpnQ5wGf+w/SH979elKeFU+tnw2J ihIcXjc/p/X6cDUfEKZzwnuFvJ5oyYPGWUc= X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1632966215555100009 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Abner Chang Cc: Ard Biesheuvel Cc: Jiewen Yao Cc: Jordan Justen Cc: Gerd Hoffmann Cc: Daniel Schaefer Cc: Sunil V L --- OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMmio.inf | 2 +- OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMmio.c | 7 ++++--- 2 files changed, 5 insertions(+), 4 deletions(-) diff --git a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMmio.inf b/OvmfPkg/Li= brary/QemuFwCfgLib/QemuFwCfgLibMmio.inf index 67531517b7..4b0dfbcb0d 100644 --- a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMmio.inf +++ b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMmio.inf @@ -23,7 +23,7 @@ # The following information is for reference only and not required by the = build # tools. # -# VALID_ARCHITECTURES =3D ARM AARCH64 +# VALID_ARCHITECTURES =3D ARM AARCH64 RISCV64 # =20 [Sources] diff --git a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMmio.c b/OvmfPkg/Libr= ary/QemuFwCfgLib/QemuFwCfgLibMmio.c index e2ac4108d1..b953f2eb6c 100644 --- a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMmio.c +++ b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMmio.c @@ -4,6 +4,7 @@ =20 Copyright (C) 2013 - 2014, Red Hat, Inc. Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.
+ (C) Copyright 2021 Hewlett Packard Enterprise Development LP
=20 SPDX-License-Identifier: BSD-2-Clause-Patent **/ @@ -239,7 +240,7 @@ MmioReadBytes ( UINT8 *Ptr; UINT8 *End; =20 -#ifdef MDE_CPU_AARCH64 +#if defined(MDE_CPU_AARCH64) || defined(MDE_CPU_RISCV64) Left =3D Size & 7; #else Left =3D Size & 3; @@ -249,7 +250,7 @@ MmioReadBytes ( Ptr =3D Buffer; End =3D Ptr + Size; =20 -#ifdef MDE_CPU_AARCH64 +#if defined(MDE_CPU_AARCH64) || defined(MDE_CPU_RISCV64) while (Ptr < End) { *(UINT64 *)Ptr =3D MmioRead64 (mFwCfgDataAddress); Ptr +=3D 8; @@ -322,7 +323,7 @@ DmaTransferBytes ( // // This will fire off the transfer. // -#ifdef MDE_CPU_AARCH64 +#if defined(MDE_CPU_AARCH64) || defined(MDE_CPU_RISCV64) MmioWrite64 (mFwCfgDmaAddress, SwapBytes64 ((UINT64)&Access)); #else MmioWrite32 ((UINT32)(mFwCfgDmaAddress + 4), SwapBytes32 ((UINT32)&Acces= s)); --=20 2.17.1 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#81302): https://edk2.groups.io/g/devel/message/81302 Mute This Topic: https://groups.io/mt/85964663/1787277 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [importer@patchew.org] -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-