Add the makefile plumbing and ProcessorBind.h (based on the
AArch64 one) to enable building BaseTools natively on RiscV64.
Cc: Bob Feng <bob.c.f...@intel.com>
Cc: Liming Gao <gaolim...@byosoft.com.cn>
Cc: Yuwei Chen <yuwei.c...@intel.com>
Cc: Daniel Schaefer <daniel.schae...@hpe.com>
Cc: Abner Chang <abner.ch...@hpe.com>
Signed-off-by: Leif Lindholm <l...@nuviainc.com>
---
.../Source/C/Include/RiscV64/ProcessorBind.h | 102 ++++++++++++++++++
BaseTools/Source/C/GNUmakefile | 3 +
BaseTools/Source/C/Makefiles/header.makefile | 6 ++
3 files changed, 111 insertions(+)
create mode 100644 BaseTools/Source/C/Include/RiscV64/ProcessorBind.h
diff --git a/BaseTools/Source/C/Include/RiscV64/ProcessorBind.h
b/BaseTools/Source/C/Include/RiscV64/ProcessorBind.h
new file mode 100644
index 000000000000..bd4b756e0970
--- /dev/null
+++ b/BaseTools/Source/C/Include/RiscV64/ProcessorBind.h
@@ -0,0 +1,102 @@
+/** @file
+ Processor or Compiler specific defines and types for RiscV64.
+
+ Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
+ Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
+ Portions copyright (c) 2013, ARM Ltd. All rights reserved.<BR>
+ Portions copyright (c) 2020, NUVIA inc. All rights reserved.<BR>
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef PROCESSOR_BIND_H__
+#define PROCESSOR_BIND_H__
+
+///
+/// Define the processor type so other code can make processor based choices
+///
+#define MDE_CPU_RISCV64
+
+//
+// Make sure we are using the correct packing rules per EFI specification
+//
+#ifndef __GNUC__
+#pragma pack()
+#endif
+
+//
+// Use ANSI C 2000 stdint.h integer width declarations
+//
+#include <stdint.h>
+typedef uint8_t BOOLEAN;
+typedef int8_t INT8;
+typedef uint8_t UINT8;
+typedef int16_t INT16;
+typedef uint16_t UINT16;
+typedef int32_t INT32;
+typedef uint32_t UINT32;
+typedef int64_t INT64;
+typedef uint64_t UINT64;
+typedef char CHAR8;
+typedef uint16_t CHAR16;
+
+///
+/// Unsigned value of native width. (4 bytes on supported 32-bit processor
instructions,
+/// 8 bytes on supported 64-bit processor instructions)
+///
+typedef UINT64 UINTN;
+
+///
+/// Signed value of native width. (4 bytes on supported 32-bit processor
instructions,
+/// 8 bytes on supported 64-bit processor instructions)
+///
+typedef INT64 INTN;
+
+//
+// Processor specific defines
+//
+
+///
+/// A value of native width with the highest bit set.
+///
+#define MAX_BIT 0x8000000000000000
+
+///
+/// A value of native width with the two highest bits set.
+///
+#define MAX_2_BITS 0xC000000000000000
+
+///
+/// The stack alignment required for RISCV64
+///
+#define CPU_STACK_ALIGNMENT 16
+
+//
+// Modifier to ensure that all protocol member functions and EFI intrinsics
+// use the correct C calling convention. All protocol member functions and
+// EFI intrinsics are required to modify their member functions with EFIAPI.
+//
+#define EFIAPI
+
+#if defined(__GNUC__)
+ ///
+ /// For GNU assembly code, .global or .globl can declare global symbols.
+ /// Define this macro to unify the usage.
+ ///
+ #define ASM_GLOBAL .globl
+#endif
+
+/**
+ Return the pointer to the first instruction of a function given a function
pointer.
+ On ARM CPU architectures, these two pointer values are the same,
+ so the implementation of this macro is very simple.
+
+ @param FunctionPointer A pointer to a function.
+
+ @return The pointer to the first instruction of a function given a function
pointer.
+
+**/
+#define FUNCTION_ENTRY_POINT(FunctionPointer) (VOID *)(UINTN)(FunctionPointer)
+
+#endif
diff --git a/BaseTools/Source/C/GNUmakefile b/BaseTools/Source/C/GNUmakefile
index df4eb64ea95e..464f43277455 100644
--- a/BaseTools/Source/C/GNUmakefile
+++ b/BaseTools/Source/C/GNUmakefile
@@ -26,6 +26,9 @@ ifndef HOST_ARCH
else ifneq (,$(findstring arm,$(uname_m)))
HOST_ARCH=ARM
endif
+ ifneq (,$(findstring riscv64,$(uname_m)))
+ HOST_ARCH=RISCV64
+ endif
ifndef HOST_ARCH
$(info Could not detected HOST_ARCH from uname results)
$(error HOST_ARCH is not defined!)
diff --git a/BaseTools/Source/C/Makefiles/header.makefile
b/BaseTools/Source/C/Makefiles/header.makefile
index 1c105ee7d434..0df728f32772 100644
--- a/BaseTools/Source/C/Makefiles/header.makefile
+++ b/BaseTools/Source/C/Makefiles/header.makefile
@@ -28,6 +28,9 @@ ifndef HOST_ARCH
else ifneq (,$(findstring arm,$(uname_m)))
HOST_ARCH=ARM
endif
+ ifneq (,$(findstring riscv64,$(uname_m)))
+ HOST_ARCH=RISCV64
+ endif
ifndef HOST_ARCH
$(info Could not detected HOST_ARCH from uname results)
$(error HOST_ARCH is not defined!)
@@ -64,6 +67,9 @@ ARCH_INCLUDE = -I $(MAKEROOT)/Include/Arm/
else ifeq ($(HOST_ARCH), AARCH64)
ARCH_INCLUDE = -I $(MAKEROOT)/Include/AArch64/
+else ifeq ($(HOST_ARCH), RISCV64)
+ARCH_INCLUDE = -I $(MAKEROOT)/Include/RiscV64/
+
else
$(error Bad HOST_ARCH)
endif
--
2.20.1
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