1 /* 2 * Copyright 2017-2020 NXP 3 * All rights reserved. 4 * 5 * SPDX-License-Identifier: BSD-3-Clause 6 * 7 */ 8 9 #ifndef FSL_FTFX_UTILITIES_H 10 #define FSL_FTFX_UTILITIES_H 11 12 /*! 13 * @addtogroup ftfx_utilities 14 * @{ 15 */ 16 /******************************************************************************* 17 * Definitions 18 ******************************************************************************/ 19 20 /*! @brief Constructs the version number for drivers. */ 21 #if !defined(MAKE_VERSION) 22 #define MAKE_VERSION(major, minor, bugfix) (((major) << 16) | ((minor) << 8) | (bugfix)) 23 #endif 24 25 /*! @brief Constructs a status code value from a group and a code number. */ 26 #if !defined(MAKE_STATUS) 27 #define MAKE_STATUS(group, code) ((((group)*100) + (code))) 28 #endif 29 30 /*! @brief Constructs the four character code for the Flash driver API key. */ 31 #if !defined(FOUR_CHAR_CODE) 32 #define FOUR_CHAR_CODE(a, b, c, d) \ 33 (((uint32_t)(d) << 24u) | ((uint32_t)(c) << 16u) | ((uint32_t)(b) << 8u) | ((uint32_t)(a))) 34 #endif 35 36 //! @name Alignment macros 37 //@{ 38 /*! @brief Alignment(down) utility. */ 39 #if !defined(ALIGN_DOWN) 40 #define ALIGN_DOWN(x, a) (((uint32_t)(x)) & ~((uint32_t)(a)-1u)) 41 #endif 42 43 /*! @brief Alignment(up) utility. */ 44 #if !defined(ALIGN_UP) 45 #define ALIGN_UP(x, a) ALIGN_DOWN((uint32_t)(x) + (uint32_t)(a)-1u, a) 46 #endif 47 //@} 48 49 /*! @brief bytes2word utility. */ 50 #define B1P4(b) (((uint32_t)(b)&0xFFU) << 24U) 51 #define B1P3(b) (((uint32_t)(b)&0xFFU) << 16U) 52 #define B1P2(b) (((uint32_t)(b)&0xFFU) << 8U) 53 #define B1P1(b) ((uint32_t)(b)&0xFFU) 54 #define B2P3(b) (((uint32_t)(b)&0xFFFFU) << 16U) 55 #define B2P2(b) (((uint32_t)(b)&0xFFFFU) << 8U) 56 #define B2P1(b) ((uint32_t)(b)&0xFFFFU) 57 #define B3P2(b) (((uint32_t)(b)&0xFFFFFFU) << 8U) 58 #define B3P1(b) ((uint32_t)(b)&0xFFFFFFU) 59 60 #define BYTE2WORD_1_3(x, y) (B1P4(x) | B3P1(y)) 61 #define BYTE2WORD_2_2(x, y) (B2P3(x) | B2P1(y)) 62 #define BYTE2WORD_3_1(x, y) (B3P2(x) | B1P1(y)) 63 #define BYTE2WORD_1_1_2(x, y, z) (B1P4(x) | B1P3(y) | B2P1(z)) 64 #define BYTE2WORD_1_2_1(x, y, z) (B1P4(x) | B2P2(y) | B1P1(z)) 65 #define BYTE2WORD_2_1_1(x, y, z) (B2P3(x) | B1P2(y) | B1P1(z)) 66 #define BYTE2WORD_1_1_1_1(x, y, z, w) (B1P4(x) | B1P3(y) | B1P2(z) | B1P1(w)) 67 68 /*! @}*/ 69 70 #endif /* FSL_FTFX_UTILITIES_H */ 71
