3715a540c4
The u-boot endian macros map directly to system endian macros on OpenBSD. Signed-off-by: Jonathan Gray <jsg@jsg.id.au>
160 lines
3.9 KiB
C
160 lines
3.9 KiB
C
/*
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* Keep all the ugly #ifdef for system stuff here
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*/
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#ifndef __COMPILER_H__
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#define __COMPILER_H__
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#include <stddef.h>
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#ifdef USE_HOSTCC
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#if defined(__BEOS__) || \
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defined(__NetBSD__) || \
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defined(__FreeBSD__) || \
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defined(__sun__) || \
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defined(__APPLE__)
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# include <inttypes.h>
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#elif defined(__linux__) || defined(__WIN32__) || defined(__MINGW32__) || defined(__OpenBSD__)
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# include <stdint.h>
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#endif
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#include <errno.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#if !defined(__WIN32__) && !defined(__MINGW32__)
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# include <sys/mman.h>
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#endif
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/* Not all systems (like Windows) has this define, and yes
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* we do replace/emulate mmap() on those systems ...
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*/
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#ifndef MAP_FAILED
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# define MAP_FAILED ((void *)-1)
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#endif
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#include <fcntl.h>
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#ifndef O_BINARY /* should be define'd on __WIN32__ */
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#define O_BINARY 0
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#endif
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#ifdef __linux__
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# include <endian.h>
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# include <byteswap.h>
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#elif defined(__MACH__) || defined(__FreeBSD__)
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# include <machine/endian.h>
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typedef unsigned long ulong;
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#endif
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#ifdef __FreeBSD__
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# include <sys/endian.h> /* htole32 and friends */
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#elif defined(__OpenBSD__)
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# include <endian.h>
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#endif
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#include <time.h>
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typedef uint8_t __u8;
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typedef uint16_t __u16;
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typedef uint32_t __u32;
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typedef unsigned int uint;
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#define uswap_16(x) \
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((((x) & 0xff00) >> 8) | \
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(((x) & 0x00ff) << 8))
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#define uswap_32(x) \
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((((x) & 0xff000000) >> 24) | \
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(((x) & 0x00ff0000) >> 8) | \
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(((x) & 0x0000ff00) << 8) | \
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(((x) & 0x000000ff) << 24))
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#define _uswap_64(x, sfx) \
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((((x) & 0xff00000000000000##sfx) >> 56) | \
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(((x) & 0x00ff000000000000##sfx) >> 40) | \
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(((x) & 0x0000ff0000000000##sfx) >> 24) | \
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(((x) & 0x000000ff00000000##sfx) >> 8) | \
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(((x) & 0x00000000ff000000##sfx) << 8) | \
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(((x) & 0x0000000000ff0000##sfx) << 24) | \
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(((x) & 0x000000000000ff00##sfx) << 40) | \
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(((x) & 0x00000000000000ff##sfx) << 56))
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#if defined(__GNUC__)
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# define uswap_64(x) _uswap_64(x, ull)
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#else
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# define uswap_64(x) _uswap_64(x, )
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#endif
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#if defined(__OpenBSD__)
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#define cpu_to_le16(x) htole16(x)
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#define cpu_to_le32(x) htole32(x)
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#define cpu_to_le64(x) htole64(x)
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#define le16_to_cpu(x) letoh16(x)
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#define le32_to_cpu(x) letoh32(x)
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#define le64_to_cpu(x) letoh64(x)
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#define cpu_to_be16(x) htobe16(x)
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#define cpu_to_be32(x) htobe32(x)
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#define cpu_to_be64(x) htobe64(x)
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#define be16_to_cpu(x) betoh16(x)
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#define be32_to_cpu(x) betoh32(x)
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#define be64_to_cpu(x) betoh64(x)
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#elif __BYTE_ORDER == __LITTLE_ENDIAN
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# define cpu_to_le16(x) (x)
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# define cpu_to_le32(x) (x)
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# define cpu_to_le64(x) (x)
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# define le16_to_cpu(x) (x)
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# define le32_to_cpu(x) (x)
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# define le64_to_cpu(x) (x)
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# define cpu_to_be16(x) uswap_16(x)
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# define cpu_to_be32(x) uswap_32(x)
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# define cpu_to_be64(x) uswap_64(x)
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# define be16_to_cpu(x) uswap_16(x)
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# define be32_to_cpu(x) uswap_32(x)
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# define be64_to_cpu(x) uswap_64(x)
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#else
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# define cpu_to_le16(x) uswap_16(x)
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# define cpu_to_le32(x) uswap_32(x)
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# define cpu_to_le64(x) uswap_64(x)
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# define le16_to_cpu(x) uswap_16(x)
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# define le32_to_cpu(x) uswap_32(x)
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# define le64_to_cpu(x) uswap_64(x)
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# define cpu_to_be16(x) (x)
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# define cpu_to_be32(x) (x)
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# define cpu_to_be64(x) (x)
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# define be16_to_cpu(x) (x)
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# define be32_to_cpu(x) (x)
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# define be64_to_cpu(x) (x)
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#endif
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#else /* !USE_HOSTCC */
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#ifdef CONFIG_USE_STDINT
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/* Provided by gcc. */
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#include <stdint.h>
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#else
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/* Type for `void *' pointers. */
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typedef unsigned long int uintptr_t;
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#endif
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#include <linux/string.h>
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#include <linux/types.h>
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#include <asm/byteorder.h>
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#if __SIZEOF_LONG__ == 8
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# define __WORDSIZE 64
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#elif __SIZEOF_LONG__ == 4
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# define __WORDSIZE 32
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#else
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/*
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* Assume 32-bit for now - only newer toolchains support this feature and
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* this is only required for sandbox support at present.
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*/
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#define __WORDSIZE 32
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#endif
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#endif /* USE_HOSTCC */
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#define likely(x) __builtin_expect(!!(x), 1)
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#define unlikely(x) __builtin_expect(!!(x), 0)
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#endif
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