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crc_17xx_40xx.h
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1 /*
2 * @brief LPC17xx/40xx Cyclic Redundancy Check (CRC) Engine driver
3 *
4 * @note
5 * Copyright(C) NXP Semiconductors, 2012
6 * All rights reserved.
7 *
8 * @par
9 * Software that is described herein is for illustrative purposes only
10 * which provides customers with programming information regarding the
11 * LPC products. This software is supplied "AS IS" without any warranties of
12 * any kind, and NXP Semiconductors and its licenser disclaim any and
13 * all warranties, express or implied, including all implied warranties of
14 * merchantability, fitness for a particular purpose and non-infringement of
15 * intellectual property rights. NXP Semiconductors assumes no responsibility
16 * or liability for the use of the software, conveys no license or rights under any
17 * patent, copyright, mask work right, or any other intellectual property rights in
18 * or to any products. NXP Semiconductors reserves the right to make changes
19 * in the software without notification. NXP Semiconductors also makes no
20 * representation or warranty that such application will be suitable for the
21 * specified use without further testing or modification.
22 *
23 * @par
24 * Permission to use, copy, modify, and distribute this software and its
25 * documentation is hereby granted, under NXP Semiconductors' and its
26 * licensor's relevant copyrights in the software, without fee, provided that it
27 * is used in conjunction with NXP Semiconductors microcontrollers. This
28 * copyright, permission, and disclaimer notice must appear in all copies of
29 * this code.
30 */
31
32 #ifndef __CRC_17XX_40XX_H_
33 #define __CRC_17XX_40XX_H_
34
35 #ifdef __cplusplus
36 extern "C" {
37 #endif
38
45 typedef IP_CRC_001_POLY_T CRC_POLY_T;
46
51 STATIC INLINE void Chip_CRC_Init(void)
52 {
53 IP_CRC_Init(LPC_CRC);
54 }
55
60 STATIC INLINE void Chip_CRC_Deinit(void)
61 {
62 IP_CRC_DeInit(LPC_CRC);
63 }
64
73 STATIC INLINE void Chip_CRC_SetPoly(CRC_POLY_T poly, uint32_t flags)
74 {
75 IP_CRC_SetPoly(LPC_CRC, poly, flags);
76 }
77
83 STATIC INLINE void Chip_CRC_UseDefaultConfig(CRC_POLY_T poly)
84 {
85 IP_CRC_UseDefaultConfig(LPC_CRC, poly);
86 }
87
93 STATIC INLINE void Chip_CRC_SetMode(uint32_t mode)
94 {
95 IP_CRC_SetMode(LPC_CRC, mode);
96 }
97
102 STATIC INLINE uint32_t Chip_CRC_GetMode(void)
103 {
104 return IP_CRC_GetMode(LPC_CRC);
105 }
106
112 STATIC INLINE void Chip_CRC_SetSeed(uint32_t seed)
113 {
114 IP_CRC_SetMode(LPC_CRC, seed);
115 }
116
121 STATIC INLINE uint32_t Chip_CRC_GetSeed(void)
122 {
123 return IP_CRC_GetSeed(LPC_CRC);
124 }
125
131 STATIC INLINE void Chip_CRC_Write8(uint8_t data)
132 {
133 IP_CRC_Write8(LPC_CRC, data);
134 }
135
141 STATIC INLINE void Chip_CRC_Write16(uint16_t data)
142 {
143 IP_CRC_Write16(LPC_CRC, data);
144 }
145
151 STATIC INLINE void Chip_CRC_Write32(uint32_t data)
152 {
153 IP_CRC_Write32(LPC_CRC, data);
154 }
155
160 STATIC INLINE uint32_t Chip_CRC_Sum(void)
161 {
162 return IP_CRC_ReadSum(LPC_CRC);
163 }
164
171 uint32_t Chip_CRC_CRC8(const uint8_t *data, uint32_t bytes);
172
179 uint32_t Chip_CRC_CRC16(const uint16_t *data, uint32_t hwords);
180
187 uint32_t Chip_CRC_CRC32(const uint32_t *data, uint32_t words);
188
193 #ifdef __cplusplus
194 }
195 #endif
196
197 #endif /* __CRC_17XX_40XX_H_ */