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/*
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2023 Ventana Micro Systems Inc.
*/
#ifndef __SBI_BYTEORDER_H__
#define __SBI_BYTEORDER_H__
#include <sbi/sbi_types.h>
#define BSWAP16(x) ((((x) & 0x00ff) << 8) | \
(((x) & 0xff00) >> 8))
#define BSWAP32(x) ((((x) & 0x000000ff) << 24) | \
(((x) & 0x0000ff00) << 8) | \
(((x) & 0x00ff0000) >> 8) | \
(((x) & 0xff000000) >> 24))
#define BSWAP64(x) ((((x) & 0x00000000000000ffULL) << 56) | \
(((x) & 0x000000000000ff00ULL) << 40) | \
(((x) & 0x0000000000ff0000ULL) << 24) | \
(((x) & 0x00000000ff000000ULL) << 8) | \
(((x) & 0x000000ff00000000ULL) >> 8) | \
(((x) & 0x0000ff0000000000ULL) >> 24) | \
(((x) & 0x00ff000000000000ULL) >> 40) | \
(((x) & 0xff00000000000000ULL) >> 56))
#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ /* CPU(little-endian) */
#define cpu_to_be16(x) ((uint16_t)BSWAP16(x))
#define cpu_to_be32(x) ((uint32_t)BSWAP32(x))
#define cpu_to_be64(x) ((uint64_t)BSWAP64(x))
#define be16_to_cpu(x) ((uint16_t)BSWAP16(x))
#define be32_to_cpu(x) ((uint32_t)BSWAP32(x))
#define be64_to_cpu(x) ((uint64_t)BSWAP64(x))
#define cpu_to_le16(x) ((uint16_t)(x))
#define cpu_to_le32(x) ((uint32_t)(x))
#define cpu_to_le64(x) ((uint64_t)(x))
#define le16_to_cpu(x) ((uint16_t)(x))
#define le32_to_cpu(x) ((uint32_t)(x))
#define le64_to_cpu(x) ((uint64_t)(x))
#else /* CPU(big-endian) */
#define cpu_to_be16(x) ((uint16_t)(x))
#define cpu_to_be32(x) ((uint32_t)(x))
#define cpu_to_be64(x) ((uint64_t)(x))
#define be16_to_cpu(x) ((uint16_t)(x))
#define be32_to_cpu(x) ((uint32_t)(x))
#define be64_to_cpu(x) ((uint64_t)(x))
#define cpu_to_le16(x) ((uint16_t)BSWAP16(x))
#define cpu_to_le32(x) ((uint32_t)BSWAP32(x))
#define cpu_to_le64(x) ((uint64_t)BSWAP64(x))
#define le16_to_cpu(x) ((uint16_t)BSWAP16(x))
#define le32_to_cpu(x) ((uint32_t)BSWAP32(x))
#define le64_to_cpu(x) ((uint64_t)BSWAP64(x))
#endif
#endif /* __SBI_BYTEORDER_H__ */
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