LPCOpen Platform for LPC18XX/43XX microcontrollers: C:/w/lpcopen_docs/software/lpc_core/lpc_chip/chip_18xx_43xx/iap_18xx_43xx.c Source File

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iap_18xx_43xx.c
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1 /*
2 * @brief Common FLASH IAP support functions
3 *
4 * @note
5 * Copyright(C) NXP Semiconductors, 2013
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 licensor 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 #include "chip.h"
33
34 /*****************************************************************************
35 * Private types/enumerations/variables
36 ****************************************************************************/
37
38 /*****************************************************************************
39 * Public types/enumerations/variables
40 ****************************************************************************/
41
42 /*****************************************************************************
43 * Private functions
44 ****************************************************************************/
45
46 /*****************************************************************************
47 * Public functions
48 ****************************************************************************/
49
50 /* Prepare sector for write operation */
51 uint8_t Chip_IAP_PreSectorForReadWrite(uint32_t strSector, uint32_t endSector, uint8_t flashBank)
52 {
53 uint32_t command[5], result[4];
54
55 command[0] = IAP_PREWRRITE_CMD;
56 command[1] = strSector;
57 command[2] = endSector;
58 command[3] = flashBank;
59 iap_entry(command, result);
60
61 return result[0];
62 }
63
64 /* Copy RAM to flash */
65 uint8_t Chip_IAP_CopyRamToFlash(uint32_t dstAdd, uint32_t *srcAdd, uint32_t byteswrt)
66 {
67 uint32_t command[5], result[4];
68
69 command[0] = IAP_WRISECTOR_CMD;
70 command[1] = dstAdd;
71 command[2] = (uint32_t) srcAdd;
72 command[3] = byteswrt;
73 command[4] = SystemCoreClock / 1000;
74 iap_entry(command, result);
75
76 return result[0];
77 }
78
79 /* Erase sector */
80 uint8_t Chip_IAP_EraseSector(uint32_t strSector, uint32_t endSector, uint8_t flashBank)
81 {
82 uint32_t command[5], result[4];
83
84 command[0] = IAP_ERSSECTOR_CMD;
85 command[1] = strSector;
86 command[2] = endSector;
87 command[3] = SystemCoreClock / 1000;
88 command[4] = flashBank;
89 iap_entry(command, result);
90
91 return result[0];
92 }
93
94 /* Blank check sector */
95 uint8_t Chip_IAP_BlankCheckSector(uint32_t strSector, uint32_t endSector, uint8_t flashBank)
96 {
97 uint32_t command[5], result[4];
98
99 command[0] = IAP_BLANK_CHECK_SECTOR_CMD;
100 command[1] = strSector;
101 command[2] = endSector;
102 command[3] = flashBank;
103 iap_entry(command, result);
104
105 return result[0];
106 }
107
108 /* Read part identification number */
109 uint32_t Chip_IAP_ReadPID()
110 {
111 uint32_t command[5], result[4];
112
113 command[0] = IAP_REPID_CMD;
114 iap_entry(command, result);
115
116 return result[1];
117 }
118
119 /* Read boot code version number */
120 uint8_t Chip_IAP_ReadBootCode()
121 {
122 uint32_t command[5], result[4];
123
124 command[0] = IAP_READ_BOOT_CODE_CMD;
125 iap_entry(command, result);
126
127 return result[0];
128 }
129
130 /* IAP compare */
131 uint8_t Chip_IAP_Compare(uint32_t dstAdd, uint32_t srcAdd, uint32_t bytescmp)
132 {
133 uint32_t command[5], result[4];
134
135 command[0] = IAP_COMPARE_CMD;
136 command[1] = dstAdd;
137 command[2] = srcAdd;
138 command[3] = bytescmp;
139 iap_entry(command, result);
140
141 return result[0];
142 }
143
144 /* Reinvoke ISP */
145 uint8_t Chip_IAP_ReinvokeISP()
146 {
147 uint32_t command[5], result[4];
148
149 command[0] = IAP_REINVOKE_ISP_CMD;
150 iap_entry(command, result);
151
152 return result[0];
153 }
154
155 /* Read the unique ID */
156 uint32_t Chip_IAP_ReadUID()
157 {
158 uint32_t command[5], result[4];
159
160 command[0] = IAP_READ_UID_CMD;
161 iap_entry(command, result);
162
163 return result[1];
164 }
165
166 /* Erase page */
167 uint8_t Chip_IAP_ErasePage(uint32_t strPage, uint32_t endPage)
168 {
169 uint32_t command[5], result[4];
170
171 command[0] = IAP_ERASE_PAGE_CMD;
172 command[1] = strPage;
173 command[2] = endPage;
174 command[3] = SystemCoreClock / 1000;
175 iap_entry(command, result);
176
177 return result[0];
178 }
179
180 /* Set active boot flash bank */
181 uint8_t Chip_IAP_SetBootFlashBank(uint8_t bankNum)
182 {
183 uint32_t command[5], result[4];
184
185 command[0] = IAP_SET_BOOT_FLASH;
186 command[1] = bankNum;
187 command[2] = SystemCoreClock / 1000;
188 iap_entry(command, result);
189
190 return result[0];
191 }