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Diffstat (limited to 'src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Arm/ProcessorBind.h')
| -rw-r--r-- | src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Arm/ProcessorBind.h | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Arm/ProcessorBind.h b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Arm/ProcessorBind.h new file mode 100644 index 0000000000..4659352f28 --- /dev/null +++ b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Arm/ProcessorBind.h @@ -0,0 +1,182 @@ +/** @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 +// +#if !defined(__GNUC__) && !defined(__ASSEMBLER__) +#pragma pack() +#endif + +// +// RVCT does not support the __builtin_unreachable() macro +// +#ifdef __ARMCC_VERSION +#define UNREACHABLE() +#endif + +#if _MSC_EXTENSIONS + // + // use Microsoft* C compiler 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) + +/// +/// Page allocation granularity for ARM +/// +#define DEFAULT_PAGE_ALLOCATION_GRANULARITY (0x1000) +#define RUNTIME_PAGE_ALLOCATION_GRANULARITY (0x1000) + +// +// 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 + + |