| /** @file |
| Processor or compiler specific defines and types for EBC. |
| |
| We currently only have one EBC compiler so there may be some Intel compiler |
| specific functions in this file. |
| |
| Copyright (c) 2006 - 2018, Intel Corporation. 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_EBC |
| |
| // |
| // Native integer types |
| // |
| |
| /// |
| /// 1-byte signed value |
| /// |
| typedef signed char INT8; |
| /// |
| /// Logical Boolean. 1-byte value containing 0 for FALSE or a 1 for TRUE. Other |
| /// values are undefined. |
| /// |
| typedef unsigned char BOOLEAN; |
| /// |
| /// 1-byte unsigned value. |
| /// |
| typedef unsigned char UINT8; |
| /// |
| /// 1-byte Character. |
| /// |
| typedef char CHAR8; |
| /// |
| /// 2-byte signed value. |
| /// |
| typedef short INT16; |
| /// |
| /// 2-byte unsigned value. |
| /// |
| typedef unsigned short UINT16; |
| /// |
| /// 2-byte Character. Unless otherwise specified all strings are stored in the |
| /// UTF-16 encoding format as defined by Unicode 2.1 and ISO/IEC 10646 standards. |
| /// |
| typedef unsigned short CHAR16; |
| /// |
| /// 4-byte signed value. |
| /// |
| typedef int INT32; |
| /// |
| /// 4-byte unsigned value. |
| /// |
| typedef unsigned int UINT32; |
| /// |
| /// 8-byte signed value. |
| /// |
| typedef __int64 INT64; |
| /// |
| /// 8-byte unsigned value. |
| /// |
| typedef unsigned __int64 UINT64; |
| |
| /// |
| /// Signed value of native width. (4 bytes on supported 32-bit processor instructions, |
| /// 8 bytes on supported 64-bit processor instructions) |
| /// "long" type scales to the processor native size with EBC compiler |
| /// |
| typedef long INTN; |
| /// |
| /// The unsigned value of native width. (4 bytes on supported 32-bit processor instructions; |
| /// 8 bytes on supported 64-bit processor instructions) |
| /// "long" type scales to the processor native size with the EBC compiler. |
| /// |
| typedef unsigned long UINTN; |
| |
| /// |
| /// A value of native width with the highest bit set. |
| /// Scalable macro to set the most significant bit in a natural number. |
| /// |
| #define MAX_BIT ((UINTN)((1ULL << (sizeof (INTN) * 8 - 1)))) |
| /// |
| /// A value of native width with the two highest bits set. |
| /// Scalable macro to set the most 2 significant bits in a natural number. |
| /// |
| #define MAX_2_BITS ((UINTN)(3ULL << (sizeof (INTN) * 8 - 2))) |
| |
| /// |
| /// Maximum legal EBC address |
| /// |
| #define MAX_ADDRESS ((UINTN)(~0ULL >> (64 - sizeof (INTN) * 8))) |
| |
| /// |
| /// Maximum usable address at boot time (48 bits using 4 KB pages) |
| /// |
| #define MAX_ALLOC_ADDRESS MAX_ADDRESS |
| |
| /// |
| /// Maximum legal EBC INTN and UINTN values. |
| /// |
| #define MAX_UINTN ((UINTN)(~0ULL >> (64 - sizeof (INTN) * 8))) |
| #define MAX_INTN ((INTN)(~0ULL >> (65 - sizeof (INTN) * 8))) |
| |
| /// |
| /// Minimum legal EBC INTN value. |
| /// |
| #define MIN_INTN (((INTN)-MAX_INTN) - 1) |
| |
| /// |
| /// The stack alignment required for EBC |
| /// |
| #define CPU_STACK_ALIGNMENT sizeof(UINTN) |
| |
| /// |
| /// Page allocation granularity for EBC |
| /// |
| #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. |
| /// |
| #ifdef EFIAPI |
| /// |
| /// If EFIAPI is already defined, then we use that definition. |
| /// |
| #else |
| #define EFIAPI |
| #endif |
| |
| /** |
| Return the pointer to the first instruction of a function given a function pointer. |
| On EBC 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 |
| |