211 lines
5.4 KiB
C
211 lines
5.4 KiB
C
/*
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* Copyright (c) 2022-2023, sakumisu
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef USB_UTIL_H
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#define USB_UTIL_H
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#if defined(__CC_ARM)
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#ifndef __USED
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#define __USED __attribute__((used))
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#endif
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#ifndef __WEAK
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#define __WEAK __attribute__((weak))
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#endif
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#ifndef __PACKED
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#define __PACKED __attribute__((packed))
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#endif
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#ifndef __PACKED_STRUCT
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#define __PACKED_STRUCT __packed struct
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#endif
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#ifndef __PACKED_UNION
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#define __PACKED_UNION __packed union
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#endif
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#ifndef __ALIGNED
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#define __ALIGNED(x) __attribute__((aligned(x)))
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#endif
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#elif defined(__GNUC__)
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#ifndef __USED
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#define __USED __attribute__((used))
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#endif
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#ifndef __WEAK
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#define __WEAK __attribute__((weak))
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#endif
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#ifndef __PACKED
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#define __PACKED __attribute__((packed, aligned(1)))
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#endif
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#ifndef __PACKED_STRUCT
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#define __PACKED_STRUCT struct __attribute__((packed, aligned(1)))
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#endif
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#ifndef __PACKED_UNION
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#define __PACKED_UNION union __attribute__((packed, aligned(1)))
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#endif
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#ifndef __ALIGNED
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#define __ALIGNED(x) __attribute__((aligned(x)))
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#endif
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#elif defined(__ICCARM__) || defined(__ICCRX__) || defined(__ICCRISCV__)
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#ifndef __USED
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#if defined(__ICCARM_V8) || defined(__ICCRISCV__)
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#define __USED __attribute__((used))
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#else
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#define __USED __root
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#endif
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#endif
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#ifndef __WEAK
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#if defined(__ICCARM_V8) || defined(__ICCRISCV__)
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#define __WEAK __attribute__((weak))
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#else
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#define __WEAK _Pragma("__weak")
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#endif
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#endif
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#ifndef __PACKED
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#if defined(__ICCARM_V8) || defined(__ICCRISCV__)
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#define __PACKED __attribute__((packed, aligned(1)))
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#else
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/* Needs IAR language extensions */
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#define __PACKED __packed
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#endif
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#endif
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#ifndef __PACKED_STRUCT
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#if defined(__ICCARM_V8) || defined(__ICCRISCV__)
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#define __PACKED_STRUCT struct __attribute__((packed, aligned(1)))
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#else
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/* Needs IAR language extensions */
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#define __PACKED_STRUCT __packed struct
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#endif
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#endif
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#ifndef __PACKED_UNION
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#if defined(__ICCARM_V8) || defined(__ICCRISCV__)
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#define __PACKED_UNION union __attribute__((packed, aligned(1)))
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#else
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/* Needs IAR language extensions */
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#define __PACKED_UNION __packed union
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#endif
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#endif
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#ifndef __ALIGNED
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#if defined(__ICCARM_V8) || defined(__ICCRISCV__)
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#define __ALIGNED(x) __attribute__((aligned(x)))
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#elif (__VER__ >= 7080000)
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/* Needs IAR language extensions */
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#define __ALIGNED(x) __attribute__((aligned(x)))
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#else
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#warning No compiler specific solution for __ALIGNED.__ALIGNED is ignored.
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#define __ALIGNED(x)
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#endif
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#endif
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#endif
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#ifndef __ALIGN_BEGIN
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#define __ALIGN_BEGIN
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#endif
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#ifndef __ALIGN_END
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#define __ALIGN_END __attribute__((aligned(4)))
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#endif
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#ifndef ARG_UNUSED
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#define ARG_UNUSED(x) (void)(x)
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#endif
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#ifndef LO_BYTE
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#define LO_BYTE(x) ((uint8_t)(x & 0x00FF))
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#endif
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#ifndef HI_BYTE
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#define HI_BYTE(x) ((uint8_t)((x & 0xFF00) >> 8))
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#endif
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#ifndef MAX
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#define MAX(a, b) (((a) > (b)) ? (a) : (b))
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#endif
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#ifndef MIN
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#define MIN(a, b) (((a) < (b)) ? (a) : (b))
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#endif
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#ifndef BCD
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#define BCD(x) ((((x) / 10) << 4) | ((x) % 10))
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#endif
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#ifdef BIT
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#undef BIT
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#define BIT(n) (1UL << (n))
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#else
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#define BIT(n) (1UL << (n))
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#endif
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#ifndef ARRAY_SIZE
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#define ARRAY_SIZE(array) \
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((int)((sizeof(array) / sizeof((array)[0]))))
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#endif
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#ifndef BSWAP16
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#define BSWAP16(u16) (__builtin_bswap16(u16))
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#endif
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#ifndef BSWAP32
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#define BSWAP32(u32) (__builtin_bswap32(u32))
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#endif
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#define GET_BE16(field) \
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(((uint16_t)(field)[0] << 8) | ((uint16_t)(field)[1]))
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#define GET_BE32(field) \
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(((uint32_t)(field)[0] << 24) | ((uint32_t)(field)[1] << 16) | ((uint32_t)(field)[2] << 8) | ((uint32_t)(field)[3] << 0))
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#define SET_BE16(field, value) \
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do { \
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(field)[0] = (uint8_t)((value) >> 8); \
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(field)[1] = (uint8_t)((value) >> 0); \
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} while (0)
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#define SET_BE24(field, value) \
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do { \
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(field)[0] = (uint8_t)((value) >> 16); \
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(field)[1] = (uint8_t)((value) >> 8); \
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(field)[2] = (uint8_t)((value) >> 0); \
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} while (0)
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#define SET_BE32(field, value) \
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do { \
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(field)[0] = (uint8_t)((value) >> 24); \
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(field)[1] = (uint8_t)((value) >> 16); \
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(field)[2] = (uint8_t)((value) >> 8); \
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(field)[3] = (uint8_t)((value) >> 0); \
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} while (0)
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#define WBVAL(x) (x & 0xFF), ((x >> 8) & 0xFF)
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#define DBVAL(x) (x & 0xFF), ((x >> 8) & 0xFF), ((x >> 16) & 0xFF), ((x >> 24) & 0xFF)
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#define PP_NARG(...) \
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PP_NARG_(__VA_ARGS__, PP_RSEQ_N())
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#define PP_NARG_(...) \
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PP_ARG_N(__VA_ARGS__)
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#define PP_ARG_N( \
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_1, _2, _3, _4, _5, _6, _7, _8, _9, _10, \
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_11, _12, _13, _14, _15, _16, _17, _18, _19, _20, \
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_21, _22, _23, _24, _25, _26, _27, _28, _29, _30, \
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_31, _32, _33, _34, _35, _36, _37, _38, _39, _40, \
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_41, _42, _43, _44, _45, _46, _47, _48, _49, _50, \
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_51, _52, _53, _54, _55, _56, _57, _58, _59, _60, \
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_61, _62, _63, N, ...) N
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#define PP_RSEQ_N() \
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63, 62, 61, 60, \
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59, 58, 57, 56, 55, 54, 53, 52, 51, 50, \
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49, 48, 47, 46, 45, 44, 43, 42, 41, 40, \
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39, 38, 37, 36, 35, 34, 33, 32, 31, 30, \
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29, 28, 27, 26, 25, 24, 23, 22, 21, 20, \
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19, 18, 17, 16, 15, 14, 13, 12, 11, 10, \
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9, 8, 7, 6, 5, 4, 3, 2, 1, 0
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#define USB_MEM_ALIGNX __attribute__((aligned(CONFIG_USB_ALIGN_SIZE)))
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#define USB_ALIGN_UP(size, align) (((size) + (align)-1) & ~((align)-1))
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#endif /* USB_UTIL_H */
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