mirror of
https://github.com/riscv-software-src/opensbi
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0e2111e12c
License identifiers should be machine readable. According to the SPDX v2.3.0 specification annex E parentheses are not used in the SPDX identifier field when specifying multiple licenses [1]. [1] https://spdx.github.io/spdx-spec/v2.3/using-SPDX-short-identifiers-in-source-files/ Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com> Reviewed-by: Anup Patel <anup@brainfault.org>
103 lines
2.5 KiB
C
103 lines
2.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later OR BSD-2-Clause */
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#ifndef LIBFDT_ENV_H
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#define LIBFDT_ENV_H
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/*
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* libfdt - Flat Device Tree manipulation
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* Copyright (C) 2006 David Gibson, IBM Corporation.
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* Copyright 2012 Kim Phillips, Freescale Semiconductor.
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*/
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#include <sbi/sbi_string.h>
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#include <sbi/sbi_types.h>
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#include <sbi/sbi_byteorder.h>
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#define INT_MAX ((int)(~0U >> 1))
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#define UINT_MAX ((unsigned int)~0U)
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#define INT32_MAX INT_MAX
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#define UINT32_MAX UINT_MAX
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#ifdef __CHECKER__
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#define FDT_FORCE __attribute__((force))
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#define FDT_BITWISE __attribute__((bitwise))
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#else
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#define FDT_FORCE
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#define FDT_BITWISE
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#endif
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#define memmove sbi_memmove
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#define memcpy sbi_memcpy
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#define memcmp sbi_memcmp
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#define memchr sbi_memchr
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#define memset sbi_memset
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#define strchr sbi_strchr
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#define strrchr sbi_strrchr
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#define strcpy sbi_strcpy
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#define strncpy sbi_strncpy
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#define strcmp sbi_strcmp
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#define strncmp sbi_strncmp
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#define strlen sbi_strlen
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#define strnlen sbi_strnlen
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typedef be16_t FDT_BITWISE fdt16_t;
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typedef be32_t FDT_BITWISE fdt32_t;
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typedef be64_t FDT_BITWISE fdt64_t;
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static inline uint16_t fdt16_to_cpu(fdt16_t x)
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{
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return (FDT_FORCE uint16_t)be16_to_cpu(x);
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}
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static inline fdt16_t cpu_to_fdt16(uint16_t x)
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{
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return (FDT_FORCE fdt16_t)cpu_to_be16(x);
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}
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static inline uint32_t fdt32_to_cpu(fdt32_t x)
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{
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return (FDT_FORCE uint32_t)be32_to_cpu(x);
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}
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static inline fdt32_t cpu_to_fdt32(uint32_t x)
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{
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return (FDT_FORCE fdt32_t)cpu_to_be32(x);
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}
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static inline uint64_t fdt64_to_cpu(fdt64_t x)
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{
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return (FDT_FORCE uint64_t)be64_to_cpu(x);
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}
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static inline fdt64_t cpu_to_fdt64(uint64_t x)
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{
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return (FDT_FORCE fdt64_t)cpu_to_be64(x);
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}
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#ifdef __APPLE__
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#include <AvailabilityMacros.h>
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/* strnlen() is not available on Mac OS < 10.7 */
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# if !defined(MAC_OS_X_VERSION_10_7) || (MAC_OS_X_VERSION_MAX_ALLOWED < \
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MAC_OS_X_VERSION_10_7)
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#define strnlen fdt_strnlen
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/*
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* fdt_strnlen: returns the length of a string or max_count - which ever is
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* smallest.
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* Input 1 string: the string whose size is to be determined
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* Input 2 max_count: the maximum value returned by this function
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* Output: length of the string or max_count (the smallest of the two)
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*/
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static inline size_t fdt_strnlen(const char *string, size_t max_count)
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{
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const char *p = memchr(string, 0, max_count);
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return p ? p - string : max_count;
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}
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#endif /* !defined(MAC_OS_X_VERSION_10_7) || (MAC_OS_X_VERSION_MAX_ALLOWED <
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MAC_OS_X_VERSION_10_7) */
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#endif /* __APPLE__ */
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#endif /* LIBFDT_ENV_H */
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