| /****************************************************************************** |
| * |
| * Copyright (C) 2014 The Android Open Source Project |
| * Copyright 2002 - 2004 Open Interface North America, Inc. All rights |
| * reserved. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ******************************************************************************/ |
| #ifndef _OI_CPU_DEP_H |
| #define _OI_CPU_DEP_H |
| |
| #include <stdint.h> |
| |
| /** |
| * @file |
| * This file contains definitions for characteristics of the target CPU and |
| * compiler, including primitive data types and endianness. |
| * |
| * This file defines the byte order and primitive data types for various |
| * CPU families. The preprocessor symbol 'CPU' must be defined to be an |
| * appropriate value or this header will generate a compile-time error. |
| * |
| * @note The documentation for this header file uses the x86 family of |
| * processors as an illustrative example for CPU/compiler-dependent data type |
| * definitions. Go to the source code of this header file to see the details of |
| * primitive type definitions for each platform. |
| * |
| * Additional information is available in the @ref data_types_docpage section. |
| */ |
| |
| /******************************************************************************* |
| $Revision: #1 $ |
| ******************************************************************************/ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /** \addtogroup Misc Miscellaneous APIs */ |
| /**@{*/ |
| |
| /** @name Definitions indicating family of target OI_CPU_TYPE |
| * @{ |
| */ |
| |
| #define OI_CPU_X86 1 /**< x86 processor family */ |
| #define OI_CPU_ARM \ |
| 2 /**< ARM processor family. \ |
| @deprecated Use #OI_CPU_ARM7_LEND or \ |
| #OI_CPU_ARM7_BEND. */ |
| #define OI_CPU_ARC \ |
| 3 /**< ARC processor family. \ |
| @deprecated Use #OI_CPU_ARC_LEND or \ |
| #OI_CPU_ARC_BEND. */ |
| #define OI_CPU_SH3 4 /**< Hitachi SH-3 processor family */ |
| #define OI_CPU_H8 5 /**< Hitachi H8 processor family */ |
| #define OI_CPU_MIPS 6 /**< MIPS processor family */ |
| #define OI_CPU_SPARC 7 /**< SPARC processor family */ |
| #define OI_CPU_M68000 8 /**< Motorola M68000 processor family */ |
| #define OI_CPU_PPC 9 /**< PowerPC (PPC) processor family */ |
| #define OI_CPU_SH4_7750 \ |
| 10 /**< Hitachi SH7750 series in SH-4 processor family */ |
| #define OI_CPU_SH2 11 /**< Hitachi SH-2 processor family */ |
| #define OI_CPU_ARM7_LEND 12 /**< ARM7, little-endian */ |
| #define OI_CPU_ARM7_BEND 13 /**< ARM7, big-endian */ |
| #define OI_CPU_GDM1202 14 /**< GCT GDM1202 */ |
| #define OI_CPU_ARC_LEND 15 /**< ARC processor family, little-endian */ |
| #define OI_CPU_ARC_BEND 16 /**< ARC processor family, big-endian */ |
| #define OI_CPU_M30833F 17 /**< Mitsubishi M308 processor family */ |
| #define OI_CPU_CR16C 18 /**< National Semiconductor 16 bit processor family */ |
| #define OI_CPU_M64111 19 /**< Renesas M64111 processor (M32R family) */ |
| #define OI_CPU_ARMV5_LEND 20 //*< ARM5, little-endian */ |
| |
| #define OI_CPU_TYPE 12 |
| |
| #ifndef OI_CPU_TYPE |
| #error "OI_CPU_TYPE type not defined" |
| #endif |
| |
| /**@}*/ |
| |
| /** @name Definitions indicating byte-wise endianness of target CPU |
| * @{ |
| */ |
| |
| #define OI_BIG_ENDIAN_BYTE_ORDER \ |
| 0 /**< Multiple-byte values are stored in memory beginning with the most \ |
| significant byte at the lowest address. */ |
| #define OI_LITTLE_ENDIAN_BYTE_ORDER \ |
| 1 /**< Multiple-byte values are stored in memory beginning with the least \ |
| significant byte at the lowest address. */ |
| |
| /**@}*/ |
| |
| /** @name CPU/compiler-independent primitive data type definitions |
| * @{ |
| */ |
| |
| typedef int |
| OI_BOOL; /**< Boolean values use native integer data type for target CPU. */ |
| typedef int |
| OI_INT; /**< Integer values use native integer data type for target CPU. */ |
| typedef unsigned int OI_UINT; /**< Unsigned integer values use native unsigned |
| integer data type for target CPU. */ |
| typedef unsigned char OI_BYTE; /**< Raw bytes type uses native character data |
| type for target CPU. */ |
| typedef uint32_t OI_ELEMENT_UNION; /**< Type for first element of a union to |
| support all data types up to pointer |
| width. */ |
| |
| /**@}*/ |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_X86 |
| |
| #define OI_CPU_BYTE_ORDER \ |
| OI_LITTLE_ENDIAN_BYTE_ORDER /**< x86 platform byte ordering is little-endian \ |
| */ |
| |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_ARM |
| /* This CPU type is deprecated (removed from use). Instead, use OI_CPU_ARM7_LEND |
| * or OI_CPU_ARM7_BEND for little-endian or big-endian configurations of the |
| * ARM7, respectively. */ |
| #error OI_CPU_ARM is deprecated |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_ARC |
| /* This CPU type is deprecated (removed from use). Instead, use OI_CPU_ARC_LEND |
| * or OI_CPU_ARC_BEND for little-endian or big-endian configurations of the |
| * ARC, respectively. */ |
| #error OI_CPU_ARC is deprecated |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_SH3 |
| /* The Hitachi SH C compiler defines _LIT or _BIG, depending on the endianness |
| specified to the compiler on the command line. */ |
| #if defined(_LIT) |
| #define OI_CPU_BYTE_ORDER \ |
| OI_LITTLE_ENDIAN_BYTE_ORDER /**< If _LIT is defined, SH-3 platform byte \ |
| ordering is little-endian. */ |
| #elif defined(_BIG) |
| #define OI_CPU_BYTE_ORDER \ |
| OI_BIG_ENDIAN_BYTE_ORDER /**< If _BIG is defined, SH-3 platform byte \ |
| ordering is big-endian. */ |
| #else |
| #error SH compiler endianness undefined |
| #endif |
| |
| #endif |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_SH2 |
| |
| #define OI_CPU_BYTE_ORDER \ |
| OI_BIG_ENDIAN_BYTE_ORDER /**< SH-2 platform byte ordering is big-endian. */ |
| |
| #endif |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_H8 |
| #define OI_CPU_BYTE_ORDER OI_BIG_ENDIAN_BYTE_ORDER |
| #error basic types not defined |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_MIPS |
| #define OI_CPU_BYTE_ORDER OI_LITTLE_ENDIAN_BYTE_ORDER |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_SPARC |
| #define OI_CPU_BYTE_ORDER OI_LITTLE_ENDIAN_BYTE_ORDER |
| #error basic types not defined |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_M68000 |
| #define OI_CPU_BYTE_ORDER \ |
| OI_BIG_ENDIAN_BYTE_ORDER /**< M68000 platform byte ordering is big-endian. \ |
| */ |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_PPC |
| #define OI_CPU_BYTE_ORDER OI_BIG_ENDIAN_BYTE_ORDER |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_SH4_7750 |
| #define OI_CPU_BYTE_ORDER \ |
| OI_BIG_ENDIAN_BYTE_ORDER /**< SH7750 platform byte ordering is big-endian. \ |
| */ |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_ARM7_LEND |
| #define OI_CPU_BYTE_ORDER OI_LITTLE_ENDIAN_BYTE_ORDER |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_ARM7_BEND |
| #define OI_CPU_BYTE_ORDER OI_BIG_ENDIAN_BYTE_ORDER |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_GDM1202 |
| #define OI_CPU_BYTE_ORDER OI_BIG_ENDIAN_BYTE_ORDER |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_ARC_LEND |
| |
| #define OI_CPU_BYTE_ORDER OI_LITTLE_ENDIAN_BYTE_ORDER |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_ARC_BEND |
| #define OI_CPU_BYTE_ORDER OI_BIG_ENDIAN_BYTE_ORDER |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_M30833F |
| #define OI_CPU_BYTE_ORDER OI_LITTLE_ENDIAN_BYTE_ORDER |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_CR16C |
| #define OI_CPU_BYTE_ORDER OI_LITTLE_ENDIAN_BYTE_ORDER |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_M64111 |
| #define OI_CPU_BYTE_ORDER OI_BIG_ENDIAN_BYTE_ORDER |
| #endif |
| |
| /******************************************************************************/ |
| |
| #if OI_CPU_TYPE == OI_CPU_ARMV5_LEND |
| #define OI_CPU_BYTE_ORDER OI_LITTLE_ENDIAN_BYTE_ORDER |
| #endif |
| |
| /******************************************************************************/ |
| |
| #ifndef OI_CPU_BYTE_ORDER |
| #error "Byte order (endian-ness) not defined" |
| #endif |
| |
| /**@}*/ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| /******************************************************************************/ |
| #endif /* _OI_CPU_DEP_H */ |