回复: [edk2-devel] [PATCH] BaseTools: Add RISCV64 binding


gaoliming
 

Pull request is created. https://github.com/tianocore/edk2/pull/969

-----邮件原件-----
发件人: bounce+27952+65571+4905953+8761045@groups.io
<bounce+27952+65571+4905953+8761045@groups.io> 代表 Abner Chang
发送时间: 2020年9月24日 22:14
收件人: devel@edk2.groups.io; sh1r4s3@...
主题: Re: [edk2-devel] [PATCH] BaseTools: Add RISCV64 binding

Acked-by: Abner Chang <abner.chang@...>

-----Original Message-----
From: devel@edk2.groups.io [mailto:devel@edk2.groups.io] On Behalf Of
Nikita
Sent: Tuesday, September 22, 2020 6:38 PM
To: devel@edk2.groups.io
Cc: Nikita Ermakov <sh1r4s3@...>
Subject: [edk2-devel] [PATCH] BaseTools: Add RISCV64 binding

- Add RISCV64 ProcessorBind.h

- Add RISCV64 to Makefiles

Signed-off-by: Nikita Ermakov <sh1r4s3@...>
---
BaseTools/Source/C/GNUmakefile | 3 +
.../Source/C/Include/RiscV64/ProcessorBind.h | 85
+++++++++++++++++++
BaseTools/Source/C/Makefiles/header.makefile | 6 ++
3 files changed, 94 insertions(+)
create mode 100644 BaseTools/Source/C/Include/RiscV64/ProcessorBind.h

diff --git a/BaseTools/Source/C/GNUmakefile
b/BaseTools/Source/C/GNUmakefile index df4eb64ea9..464f432774 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/Include/RiscV64/ProcessorBind.h
b/BaseTools/Source/C/Include/RiscV64/ProcessorBind.h
new file mode 100644
index 0000000000..1612d6ea7f
--- /dev/null
+++ b/BaseTools/Source/C/Include/RiscV64/ProcessorBind.h
@@ -0,0 +1,85 @@
+/** @file
+ Processor or Compiler specific defines and types for RISC-V.
+
+ 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 RISC-V // #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
+
+#endif
diff --git a/BaseTools/Source/C/Makefiles/header.makefile
b/BaseTools/Source/C/Makefiles/header.makefile
index 1c105ee7d4..0df728f327 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
--
2.28.0







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