1 files changed, 25 insertions, 0 deletions
diff --git a/MdePkg/Include/Register/RiscV64/RiscVImpl.h b/MdePkg/Include/Register/RiscV64/RiscVImpl.h
new file mode 100644
index 0000000000..ee5c2ba603
--- /dev/null
+++ b/MdePkg/Include/Register/RiscV64/RiscVImpl.h
@@ -0,0 +1,25 @@
+/** @file
+  RISC-V package definitions.
+
+  Copyright (c) 2016 - 2022, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef RISCV_IMPL_H_
+#define RISCV_IMPL_H_
+
+#include <Register/RiscV64/RiscVEncoding.h>
+
+#define _ASM_FUNC(Name, Section)    \
+  .global   Name                  ; \
+  .section  #Section, "ax"        ; \
+  .type     Name, %function       ; \
+  .p2align  2                     ; \
+  Name:
+
+#define ASM_FUNC(Name)  _ASM_FUNC(ASM_PFX(Name), .text. ## Name)
+#define RISCV_TIMER_COMPARE_BITS  32
+
+#endif