Joris Aerts
/
IAP
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IAP
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Tedd OKANO
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IAP.h
00001 /** IAP : internal Flash memory access library 00002 * 00003 * The internal Flash memory access is described in the LPC1768 and LPC11U24 usermanual. 00004 * http://www.nxp.com/documents/user_manual/UM10360.pdf 00005 * http://www.nxp.com/documents/user_manual/UM10462.pdf 00006 * 00007 * LPC1768 -- 00008 * Chapter 2: "LPC17xx Memory map" 00009 * Chapter 32: "LPC17xx Flash memory interface and programming" 00010 * refering Rev. 01 - 4 January 2010 00011 * 00012 * LPC11U24 -- 00013 * Chapter 2: "LPC11Uxx Memory mapping" 00014 * Chapter 20: "LPC11Uxx Flash programming firmware" 00015 * refering Rev. 03 - 16 July 2012 00016 * 00017 * Released under the MIT License: http://mbed.org/license/mit 00018 * 00019 * revision 1.0 09-Mar-2010 1st release 00020 * revision 1.1 12-Mar-2010 chaged: to make possible to reserve flash area for user 00021 * it can be set by USER_FLASH_AREA_START and USER_FLASH_AREA_SIZE in IAP.h 00022 * revision 2.0 26-Nov.2012 LPC11U24 code added 00023 * revision 2.1 26-Nov-2012 EEPROM access code imported from Suga koubou san's (http://mbed.org/users/okini3939/) library 00024 * http://mbed.org/users/okini3939/code/M0_EEPROM_test/ 00025 */ 00026 00027 #ifndef MBED_IAP 00028 #define MBED_IAP 00029 00030 #include "mbed.h" 00031 00032 #if defined(TARGET_LPC1768) 00033 00034 #define USER_FLASH_AREA_START FLASH_SECTOR_29 00035 #define USER_FLASH_AREA_SIZE (FLASH_SECTOR_SIZE_16_TO_29 * 1) 00036 00037 /* 00038 * memory map information is available in next URL also. 00039 * http://mbed.org/projects/libraries/svn/mbed/trunk/LPC1768/LPC17xx.h 00040 */ 00041 00042 /** Table for start adress of sectors 00043 * 00044 * LPC1768 internal flash memory sector numbers and addresses 00045 * 00046 * LPC1768 flash memory are and sector number/size 00047 * Table 568 "Sectors in a LPC17xx device", Section 5. "Sector numbers", usermanual 00048 * 00049 * 0x00000000 - 0x0007FFFF flash (29 sectors) 00050 * 00051 * Sector0: 0x00000000 - 0x00000FFF 4K 00052 * Sector1: 0x00001000 - 0x00001FFF 4K 00053 * Sector2: 0x00002000 - 0x00002FFF 4K 00054 * Sector3: 0x00003000 - 0x00003FFF 4K 00055 * Sector4: 0x00004000 - 0x00004FFF 4K 00056 * Sector5: 0x00005000 - 0x00005FFF 4K 00057 * Sector6: 0x00006000 - 0x00006FFF 4K 00058 * Sector7: 0x00007000 - 0x00007FFF 4K 00059 * Sector8: 0x00008000 - 0x00008FFF 4K 00060 * Sector9: 0x00009000 - 0x00009FFF 4K 00061 * Sector10: 0x0000A000 - 0x0000AFFF 4K 00062 * Sector11: 0x0000B000 - 0x0000BFFF 4K 00063 * Sector12: 0x0000C000 - 0x0000CFFF 4K 00064 * Sector13: 0x0000D000 - 0x0000DFFF 4K 00065 * Sector14: 0x0000E000 - 0x0000EFFF 4K 00066 * Sector15: 0x0000F000 - 0x0000FFFF 4K 00067 * 00068 * Sector16: 0x00010000 - 0x00017FFF 32K 00069 * Sector17: 0x00018000 - 0x0001FFFF 32K 00070 * Sector18: 0x00020000 - 0x00027FFF 32K 00071 * Sector19: 0x00028000 - 0x0002FFFF 32K 00072 * Sector20: 0x00030000 - 0x00037FFF 32K 00073 * Sector21: 0x00038000 - 0x0003FFFF 32K 00074 * Sector22: 0x00040000 - 0x00047FFF 32K 00075 * Sector23: 0x00048000 - 0x0004FFFF 32K 00076 * Sector24: 0x00050000 - 0x00057FFF 32K 00077 * Sector25: 0x00058000 - 0x0005FFFF 32K 00078 * Sector26: 0x00060000 - 0x00067FFF 32K 00079 * Sector27: 0x00068000 - 0x0006FFFF 32K 00080 * Sector28: 0x00070000 - 0x00077FFF 32K 00081 * Sector29: 0x00078000 - 0x0007FFFF 32K 00082 */ 00083 00084 #define FLASH_SECTOR_0 0x00000000 00085 #define FLASH_SECTOR_1 0x00001000 00086 #define FLASH_SECTOR_2 0x00002000 00087 #define FLASH_SECTOR_3 0x00003000 00088 #define FLASH_SECTOR_4 0x00004000 00089 #define FLASH_SECTOR_5 0x00005000 00090 #define FLASH_SECTOR_6 0x00006000 00091 #define FLASH_SECTOR_7 0x00007000 00092 #define FLASH_SECTOR_8 0x00008000 00093 #define FLASH_SECTOR_9 0x00009000 00094 #define FLASH_SECTOR_10 0x0000A000 00095 #define FLASH_SECTOR_11 0x0000B000 00096 #define FLASH_SECTOR_12 0x0000C000 00097 #define FLASH_SECTOR_13 0x0000D000 00098 #define FLASH_SECTOR_14 0x0000E000 00099 #define FLASH_SECTOR_15 0x0000F000 00100 #define FLASH_SECTOR_16 0x00010000 00101 #define FLASH_SECTOR_17 0x00018000 00102 #define FLASH_SECTOR_18 0x00020000 00103 #define FLASH_SECTOR_19 0x00028000 00104 #define FLASH_SECTOR_20 0x00030000 00105 #define FLASH_SECTOR_21 0x00038000 00106 #define FLASH_SECTOR_22 0x00040000 00107 #define FLASH_SECTOR_23 0x00048000 00108 #define FLASH_SECTOR_24 0x00050000 00109 #define FLASH_SECTOR_25 0x00058000 00110 #define FLASH_SECTOR_26 0x00060000 00111 #define FLASH_SECTOR_27 0x00068000 00112 #define FLASH_SECTOR_28 0x00070000 00113 #define FLASH_SECTOR_29 0x00078000 00114 #define FLASH_SECTOR_SIZE_0_TO_15 ( 4 * 1024) 00115 #define FLASH_SECTOR_SIZE_16_TO_29 (32 * 1024) 00116 00117 static char * sector_start_adress[] = { 00118 (char *)FLASH_SECTOR_0, 00119 (char *)FLASH_SECTOR_1, 00120 (char *)FLASH_SECTOR_2, 00121 (char *)FLASH_SECTOR_3, 00122 (char *)FLASH_SECTOR_4, 00123 (char *)FLASH_SECTOR_5, 00124 (char *)FLASH_SECTOR_6, 00125 (char *)FLASH_SECTOR_7, 00126 (char *)FLASH_SECTOR_8, 00127 (char *)FLASH_SECTOR_9, 00128 (char *)FLASH_SECTOR_10, 00129 (char *)FLASH_SECTOR_11, 00130 (char *)FLASH_SECTOR_12, 00131 (char *)FLASH_SECTOR_13, 00132 (char *)FLASH_SECTOR_14, 00133 (char *)FLASH_SECTOR_15, 00134 (char *)FLASH_SECTOR_16, 00135 (char *)FLASH_SECTOR_17, 00136 (char *)FLASH_SECTOR_18, 00137 (char *)FLASH_SECTOR_19, 00138 (char *)FLASH_SECTOR_20, 00139 (char *)FLASH_SECTOR_21, 00140 (char *)FLASH_SECTOR_22, 00141 (char *)FLASH_SECTOR_23, 00142 (char *)FLASH_SECTOR_24, 00143 (char *)FLASH_SECTOR_25, 00144 (char *)FLASH_SECTOR_26, 00145 (char *)FLASH_SECTOR_27, 00146 (char *)FLASH_SECTOR_28, 00147 (char *)FLASH_SECTOR_29 00148 }; 00149 00150 #elif defined(TARGET_LPC11U24) 00151 00152 #define USER_FLASH_AREA_START FLASH_SECTOR_7 00153 #define USER_FLASH_AREA_SIZE (FLASH_SECTOR_SIZE * 1) 00154 00155 /** Table for start adress of sectors 00156 * 00157 * LPC11U24 internal flash memory sector numbers and addresses 00158 * 00159 * LPC11U24 flash memory are and sector number/size 00160 * Table 334 "LPC11U1x/2x flash sectors", Section 20. "Sector numbers", usermanual 00161 * 00162 * 0x00000000 - 0x00007FFF flash (8 sectors) 00163 * 00164 * Sector0: 0x00000000 - 0x00000FFF 4K 00165 * Sector1: 0x00001000 - 0x00001FFF 4K 00166 * Sector2: 0x00002000 - 0x00002FFF 4K 00167 * Sector3: 0x00003000 - 0x00003FFF 4K 00168 * Sector4: 0x00004000 - 0x00004FFF 4K 00169 * Sector5: 0x00005000 - 0x00005FFF 4K 00170 * Sector6: 0x00006000 - 0x00006FFF 4K 00171 * Sector7: 0x00007000 - 0x00007FFF 4K 00172 */ 00173 00174 #define FLASH_SECTOR_0 0x00000000 00175 #define FLASH_SECTOR_1 0x00001000 00176 #define FLASH_SECTOR_2 0x00002000 00177 #define FLASH_SECTOR_3 0x00003000 00178 #define FLASH_SECTOR_4 0x00004000 00179 #define FLASH_SECTOR_5 0x00005000 00180 #define FLASH_SECTOR_6 0x00006000 00181 #define FLASH_SECTOR_7 0x00007000 00182 #define FLASH_SECTOR_SIZE (4 * 1024) 00183 00184 static char * sector_start_adress[] = { 00185 (char *)FLASH_SECTOR_0, 00186 (char *)FLASH_SECTOR_1, 00187 (char *)FLASH_SECTOR_2, 00188 (char *)FLASH_SECTOR_3, 00189 (char *)FLASH_SECTOR_4, 00190 (char *)FLASH_SECTOR_5, 00191 (char *)FLASH_SECTOR_6, 00192 (char *)FLASH_SECTOR_7, 00193 }; 00194 00195 #endif 00196 00197 00198 /** Error code by IAP routine 00199 * 00200 * Table 588 "ISP Return Codes Summary", Section 7.15 "ISP Return Codes", usermanual 00201 */ 00202 00203 enum error_code 00204 { 00205 CMD_SUCCESS, 00206 INVALID_COMMAND, 00207 SRC_ADDR_ERROR, 00208 DST_ADDR_ERROR, 00209 SRC_ADDR_NOT_MAPPED, 00210 DST_ADDR_NOT_MAPPED, 00211 COUNT_ERROR, 00212 INVALID_SECTOR, 00213 SECTOR_NOT_BLANK, 00214 SECTOR_NOT_PREPARED_FOR_WRITE_OPERATION, 00215 COMPARE_ERROR, 00216 BUSY, 00217 PARAM_ERROR, 00218 ADDR_ERROR, 00219 ADDR_NOT_MAPPED, 00220 CMD_LOCKED, 00221 INVALID_CODE, 00222 INVALID_BAUD_RATE, 00223 INVALID_STOP_BIT, 00224 CODE_READ_PROTECTION_ENABLED 00225 }; 00226 00227 00228 00229 /* 00230 * IAP routine entry 00231 * 00232 * "IAP commands" 00233 */ 00234 00235 #define IAP_LOCATION 0x1fff1ff1 00236 typedef void (*IAP_call)(unsigned int [], unsigned int []); 00237 00238 /** IAP class 00239 * 00240 * Interface for internal flash memory access 00241 */ 00242 00243 00244 class IAP { 00245 public: 00246 00247 /* 00248 * SystemCoreClock ??? : 00249 * http://mbed.org/forum/mbed/topic/229/ 00250 * http://mbed.org/users/simon/programs/SystemCoreClock/16mhsh/ 00251 */ 00252 00253 00254 /** Constructor for IAP 00255 * 00256 */ 00257 00258 IAP() : iap_entry( reinterpret_cast<IAP_call>(IAP_LOCATION) ), cclk_kHz( SystemCoreClock / 1000 ) {} 00259 int reinvoke_isp( void ); 00260 int read_ID( void ); 00261 int read_serial( void ); 00262 int blank_check( int start, int end ); 00263 int erase( int start, int end ); 00264 int prepare( int start, int end ); 00265 int write( char *source_addr, char *target_addr, int size ); 00266 int compare( char *source_addr, char *target_addr, int size ); 00267 int read_BootVer( void ); 00268 00269 char *reserved_flash_area_start( void ); 00270 int reserved_flash_area_size( void ); 00271 00272 #if defined(TARGET_LPC11U24) 00273 int write_eeprom( char *source_addr, char *target_addr, int size ); 00274 int read_eeprom( char *source_addr, char *target_addr, int size ); 00275 #endif 00276 00277 private: 00278 IAP_call iap_entry; 00279 unsigned int IAP_command[ 5 ]; 00280 unsigned int IAP_result[ 5 ]; 00281 int cclk_kHz; 00282 00283 //int cpu_clock( void ); 00284 } 00285 ; 00286 00287 #endif // #ifndef MBED_IAP
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