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v1.1
platform.h
165 строк
5 KB
Elyes HAOUAS
Fix typos
19 авг 2018, 13:42
19 авг 2018, 13:42
e2c90c4
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/* * This file is part of the flashrom project. * * Copyright (C) 2011 Carl-Daniel Hailfinger * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ /* * Header file to determine target OS and CPU architecture. */ #ifndef __PLATFORM_H__ #define __PLATFORM_H__ 1 // Helper defines for operating systems #if defined(__gnu_linux__) || defined(__linux__) #define IS_LINUX 1 #else #define IS_LINUX 0 #endif #if defined(__APPLE__) && defined(__MACH__) /* yes, both. */ #define IS_MACOSX 1 #else #define IS_MACOSX 0 #endif #if defined(_WIN32) || defined(_WIN64) || defined(__WIN32__) || defined(__WINDOWS__) #define IS_WINDOWS 1 #else #define IS_WINDOWS 0 #endif // Likewise for target architectures #if defined (__i386__) || defined (__x86_64__) || defined(__amd64__) #define __FLASHROM_ARCH__ "x86" #define IS_X86 1 #elif defined (__mips) || defined (__mips__) || defined (__MIPS__) || defined (mips) #define __FLASHROM_ARCH__ "mips" #define IS_MIPS 1 #elif defined(__powerpc) || defined(__powerpc__) || defined(__powerpc64__) || defined(__POWERPC__) || \ defined(__ppc__) || defined(__ppc64__) || defined(_M_PPC) || defined(_ARCH_PPC) || \ defined(_ARCH_PPC64) || defined(__ppc) #define __FLASHROM_ARCH__ "ppc" #define IS_PPC 1 #elif defined(__arm__) || defined(__TARGET_ARCH_ARM) || defined(_ARM) || defined(_M_ARM) || defined(__arm) || \ defined(__aarch64__) #define __FLASHROM_ARCH__ "arm" #define IS_ARM 1 #elif defined (__sparc__) || defined (__sparc) #define __FLASHROM_ARCH__ "sparc" #define IS_SPARC 1 #elif defined (__alpha__) #define __FLASHROM_ARCH__ "alpha" #define IS_ALPHA 1 #elif defined (__hppa__) || defined (__hppa) #define __FLASHROM_ARCH__ "hppa" #define IS_HPPA 1 #elif defined (__m68k__) #define __FLASHROM_ARCH__ "m68k" #define IS_M68K 1 #elif defined (__riscv) #define __FLASHROM_ARCH__ "riscv" #define IS_RISCV 1 #elif defined (__sh__) #define __FLASHROM_ARCH__ "sh" #define IS_SH 1 #elif defined(__s390__) || defined(__s390x__) || defined(__zarch__) #define __FLASHROM_ARCH__ "s390" #define IS_S390 1 #endif #if !(IS_X86 || IS_MIPS || IS_PPC || IS_ARM || IS_SPARC || IS_ALPHA || IS_HPPA || IS_M68K || IS_RISCV || IS_SH || IS_S390) #error Unknown architecture #endif /* The next big hunk tries to guess endianness from various preprocessor macros */ /* First some error checking in case some weird header has defined both. * NB: OpenBSD always defines _BIG_ENDIAN and _LITTLE_ENDIAN. */ #if defined (__LITTLE_ENDIAN__) && defined (__BIG_ENDIAN__) #error Conflicting endianness #define #endif #if IS_X86 /* All x86 is little-endian. */ #define __FLASHROM_LITTLE_ENDIAN__ 1 #elif IS_MIPS /* MIPS can be either endian. */ #if defined (__MIPSEL) || defined (__MIPSEL__) || defined (_MIPSEL) || defined (MIPSEL) #define __FLASHROM_LITTLE_ENDIAN__ 1 #elif defined (__MIPSEB) || defined (__MIPSEB__) || defined (_MIPSEB) || defined (MIPSEB) #define __FLASHROM_BIG_ENDIAN__ 1 #endif #elif IS_PPC /* PowerPC can be either endian. */ #if defined (_BIG_ENDIAN) || defined (__BIG_ENDIAN__) #define __FLASHROM_BIG_ENDIAN__ 1 #elif defined (_LITTLE_ENDIAN) || defined (__LITTLE_ENDIAN__) #define __FLASHROM_LITTLE_ENDIAN__ 1 #endif #elif IS_ARM /* ARM can be either endian. */ #if defined (__ARMEB__) #define __FLASHROM_BIG_ENDIAN__ 1 #elif defined (__ARMEL__) #define __FLASHROM_LITTLE_ENDIAN__ 1 #endif #elif IS_SPARC /* SPARC is big endian in general (but allows to access data in little endian too). */ #define __FLASHROM_BIG_ENDIAN__ 1 #endif /* IS_? */ #if !defined (__FLASHROM_BIG_ENDIAN__) && !defined (__FLASHROM_LITTLE_ENDIAN__) /* If architecture-specific approaches fail try generic variants. First: BSD (works about everywhere). */ #if !IS_WINDOWS #include <sys/param.h> #if defined (__BYTE_ORDER) #if __BYTE_ORDER == __LITTLE_ENDIAN #define __FLASHROM_LITTLE_ENDIAN__ #elif __BYTE_ORDER == __BIG_ENDIAN #define __FLASHROM_BIG_ENDIAN__ #else #error Unknown byte order! #endif #endif /* defined __BYTE_ORDER */ #endif /* !IS_WINDOWS */ #if !defined (__FLASHROM_BIG_ENDIAN__) && !defined (__FLASHROM_LITTLE_ENDIAN__) /* Nonstandard libc-specific macros for determining endianness. */ /* musl provides an endian.h as well... but it can not be detected from within C. */ #if defined(__GLIBC__) #include <endian.h> #if BYTE_ORDER == LITTLE_ENDIAN #define __FLASHROM_LITTLE_ENDIAN__ 1 #elif BYTE_ORDER == BIG_ENDIAN #define __FLASHROM_BIG_ENDIAN__ 1 #endif #endif #endif #endif #if !defined (__FLASHROM_BIG_ENDIAN__) && !defined (__FLASHROM_LITTLE_ENDIAN__) #error Unable to determine endianness. #endif #endif /* !__PLATFORM_H__ */