diff options
Diffstat (limited to 'Core/MdePkg/Include/Arm')
-rw-r--r-- | Core/MdePkg/Include/Arm/ProcessorBind.h | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/Core/MdePkg/Include/Arm/ProcessorBind.h b/Core/MdePkg/Include/Arm/ProcessorBind.h new file mode 100644 index 0000000000..c2482c2f50 --- /dev/null +++ b/Core/MdePkg/Include/Arm/ProcessorBind.h @@ -0,0 +1,169 @@ +/** @file
+ Processor or Compiler specific defines and types for ARM.
+
+ Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
+ Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
+ This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef __PROCESSOR_BIND_H__
+#define __PROCESSOR_BIND_H__
+
+///
+/// Define the processor type so other code can make processor based choices
+///
+#define MDE_CPU_ARM
+
+//
+// Make sure we are using the correct packing rules per EFI specification
+//
+#ifndef __GNUC__
+#pragma pack()
+#endif
+
+#if _MSC_EXTENSIONS
+ //
+ // use Microsoft* C complier dependent integer width types
+ //
+ typedef unsigned __int64 UINT64;
+ typedef __int64 INT64;
+ typedef unsigned __int32 UINT32;
+ typedef __int32 INT32;
+ typedef unsigned short UINT16;
+ typedef unsigned short CHAR16;
+ typedef short INT16;
+ typedef unsigned char BOOLEAN;
+ typedef unsigned char UINT8;
+ typedef char CHAR8;
+ typedef signed char INT8;
+#else
+ //
+ // Assume standard ARM alignment.
+ // Need to check portability of long long
+ //
+ typedef unsigned long long UINT64;
+ typedef long long INT64;
+ typedef unsigned int UINT32;
+ typedef int INT32;
+ typedef unsigned short UINT16;
+ typedef unsigned short CHAR16;
+ typedef short INT16;
+ typedef unsigned char BOOLEAN;
+ typedef unsigned char UINT8;
+ typedef char CHAR8;
+ typedef signed char INT8;
+#endif
+
+///
+/// Unsigned value of native width. (4 bytes on supported 32-bit processor instructions,
+/// 8 bytes on supported 64-bit processor instructions)
+///
+typedef UINT32 UINTN;
+
+///
+/// Signed value of native width. (4 bytes on supported 32-bit processor instructions,
+/// 8 bytes on supported 64-bit processor instructions)
+///
+typedef INT32 INTN;
+
+//
+// Processor specific defines
+//
+
+///
+/// A value of native width with the highest bit set.
+///
+#define MAX_BIT 0x80000000
+
+///
+/// A value of native width with the two highest bits set.
+///
+#define MAX_2_BITS 0xC0000000
+
+///
+/// Maximum legal ARM address
+///
+#define MAX_ADDRESS 0xFFFFFFFF
+
+///
+/// Maximum legal ARM INTN and UINTN values.
+///
+#define MAX_INTN ((INTN)0x7FFFFFFF)
+#define MAX_UINTN ((UINTN)0xFFFFFFFF)
+
+///
+/// The stack alignment required for ARM
+///
+#define CPU_STACK_ALIGNMENT sizeof(UINT64)
+
+//
+// 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
+
+// When compiling with Clang, we still use GNU as for the assembler, so we still
+// need to define the GCC_ASM* macros.
+#if defined(__GNUC__) || defined(__clang__)
+ ///
+ /// For GNU assembly code, .global or .globl can declare global symbols.
+ /// Define this macro to unify the usage.
+ ///
+ #define ASM_GLOBAL .globl
+
+ #if !defined(__APPLE__)
+ ///
+ /// ARM EABI defines that the linker should not manipulate call relocations
+ /// (do bl/blx conversion) unless the target symbol has function type.
+ /// CodeSourcery 2010.09 started requiring the .type to function properly
+ ///
+ #define INTERWORK_FUNC(func__) .type ASM_PFX(func__), %function
+
+ #define GCC_ASM_EXPORT(func__) \
+ .global _CONCATENATE (__USER_LABEL_PREFIX__, func__) ;\
+ .type ASM_PFX(func__), %function
+
+ #define GCC_ASM_IMPORT(func__) \
+ .extern _CONCATENATE (__USER_LABEL_PREFIX__, func__)
+
+ #else
+ //
+ // .type not supported by Apple Xcode tools
+ //
+ #define INTERWORK_FUNC(func__)
+
+ #define GCC_ASM_EXPORT(func__) \
+ .globl _CONCATENATE (__USER_LABEL_PREFIX__, func__) \
+
+ #define GCC_ASM_IMPORT(name)
+
+ #endif
+#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)
+
+#ifndef __USER_LABEL_PREFIX__
+#define __USER_LABEL_PREFIX__
+#endif
+
+#endif
+
+
|