Signed-off-by: Abner Chang <abner.ch...@hpe.com>
Cc: Ard Biesheuvel <ardb+tianoc...@kernel.org>
Cc: Jiewen Yao <jiewen....@intel.com>
Cc: Jordan Justen <jordan.l.jus...@intel.com>
Cc: Gerd Hoffmann <kra...@redhat.com>
Cc: Daniel Schaefer <daniel.schae...@hpe.com>
Cc: Sunil V L <suni...@ventanamicro.com>
---
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/Library/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 = ARM AARCH64
+# VALID_ARCHITECTURES = ARM AARCH64 RISCV64
#
[Sources]
diff --git a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMmio.c
b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMmio.c
index e2ac4108d1..b953f2eb6c 100644
--- a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMmio.c
+++ b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMmio.c
@@ -4,6 +4,7 @@
Copyright (C) 2013 - 2014, Red Hat, Inc.
Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.<BR>
+ (C) Copyright 2021 Hewlett Packard Enterprise Development LP<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -239,7 +240,7 @@ MmioReadBytes (
UINT8 *Ptr;
UINT8 *End;
-#ifdef MDE_CPU_AARCH64
+#if defined(MDE_CPU_AARCH64) || defined(MDE_CPU_RISCV64)
Left = Size & 7;
#else
Left = Size & 3;
@@ -249,7 +250,7 @@ MmioReadBytes (
Ptr = Buffer;
End = Ptr + Size;
-#ifdef MDE_CPU_AARCH64
+#if defined(MDE_CPU_AARCH64) || defined(MDE_CPU_RISCV64)
while (Ptr < End) {
*(UINT64 *)Ptr = MmioRead64 (mFwCfgDataAddress);
Ptr += 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)&Access));
--
2.17.1
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