[edk2-devel] [PATCH v1 34/34] BaseTools: Add LoongArch64 binding.

[Chao Li]

Add LoongArch64 ProcessorBin.h and add LoongArch to Makefiles.

Cc: Bob Feng <bob.c.feng at intel.com>
Cc: Liming Gao <gaoliming at byosoft.com.cn>
Cc: Yuwei Chen <yuwei.chen at intel.com>

Signed-off-by: Chao Li <lichao at loongson.cn>
Co-authored-by: Baoqi Zhang <zhangbaoqi at loongson.cn>
---
 BaseTools/Source/C/GNUmakefile                |  3 +
 .../C/Include/LoongArch64/ProcessorBind.h     | 80 +++++++++++++++++++
 2 files changed, 83 insertions(+)
 create mode 100644 BaseTools/Source/C/Include/LoongArch64/ProcessorBind.h

diff --git a/BaseTools/Source/C/GNUmakefile b/BaseTools/Source/C/GNUmakefile
index 8c191e0c38..5275f657ef 100644
--- a/BaseTools/Source/C/GNUmakefile
+++ b/BaseTools/Source/C/GNUmakefile
@@ -29,6 +29,9 @@ ifndef HOST_ARCH
   ifneq (,$(findstring riscv64,$(uname_m)))
     HOST_ARCH=RISCV64
   endif
+  ifneq (,$(findstring loongarch64,$(uname_m)))
+    HOST_ARCH=LOONGARCH64
+  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/LoongArch64/ProcessorBind.h b/BaseTools/Source/C/Include/LoongArch64/ProcessorBind.h
new file mode 100644
index 0000000000..0267859dee
--- /dev/null
+++ b/BaseTools/Source/C/Include/LoongArch64/ProcessorBind.h
@@ -0,0 +1,80 @@
+/** @file
+  Processor or Compiler specific defines and types for LoongArch
+
+  Copyright (c) 2022, Loongson Technology Corporation Limited. 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_LOONGARCH64
+
+#define EFIAPI
+
+//
+// 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  0x8000000000000000ULL
+//
+// A value of native width with the two highest bits set.
+//
+#define MAX_2_BITS  0xC000000000000000ULL
+
+#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
+
+//
+// The stack alignment required for LoongArch
+//
+#define CPU_STACK_ALIGNMENT  16
+
+#endif
-- 
2.27.0



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