Roman Verbitskiy
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IAP
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IAP
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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 #define LPC11U24_EEPROM_ONLY 00033 00034 #if defined(TARGET_LPC1768) 00035 00036 #define USER_FLASH_AREA_START FLASH_SECTOR_29 00037 #define USER_FLASH_AREA_SIZE (FLASH_SECTOR_SIZE_16_TO_29 * 1) 00038 00039 /* 00040 * memory map information is available in next URL also. 00041 * http://mbed.org/projects/libraries/svn/mbed/trunk/LPC1768/LPC17xx.h 00042 */ 00043 00044 /** Table for start adress of sectors 00045 * 00046 * LPC1768 internal flash memory sector numbers and addresses 00047 * 00048 * LPC1768 flash memory are and sector number/size 00049 * Table 568 "Sectors in a LPC17xx device", Section 5. "Sector numbers", usermanual 00050 * 00051 * 0x00000000 - 0x0007FFFF flash (29 sectors) 00052 * 00053 * Sector0: 0x00000000 - 0x00000FFF 4K 00054 * Sector1: 0x00001000 - 0x00001FFF 4K 00055 * Sector2: 0x00002000 - 0x00002FFF 4K 00056 * Sector3: 0x00003000 - 0x00003FFF 4K 00057 * Sector4: 0x00004000 - 0x00004FFF 4K 00058 * Sector5: 0x00005000 - 0x00005FFF 4K 00059 * Sector6: 0x00006000 - 0x00006FFF 4K 00060 * Sector7: 0x00007000 - 0x00007FFF 4K 00061 * Sector8: 0x00008000 - 0x00008FFF 4K 00062 * Sector9: 0x00009000 - 0x00009FFF 4K 00063 * Sector10: 0x0000A000 - 0x0000AFFF 4K 00064 * Sector11: 0x0000B000 - 0x0000BFFF 4K 00065 * Sector12: 0x0000C000 - 0x0000CFFF 4K 00066 * Sector13: 0x0000D000 - 0x0000DFFF 4K 00067 * Sector14: 0x0000E000 - 0x0000EFFF 4K 00068 * Sector15: 0x0000F000 - 0x0000FFFF 4K 00069 * 00070 * Sector16: 0x00010000 - 0x00017FFF 32K 00071 * Sector17: 0x00018000 - 0x0001FFFF 32K 00072 * Sector18: 0x00020000 - 0x00027FFF 32K 00073 * Sector19: 0x00028000 - 0x0002FFFF 32K 00074 * Sector20: 0x00030000 - 0x00037FFF 32K 00075 * Sector21: 0x00038000 - 0x0003FFFF 32K 00076 * Sector22: 0x00040000 - 0x00047FFF 32K 00077 * Sector23: 0x00048000 - 0x0004FFFF 32K 00078 * Sector24: 0x00050000 - 0x00057FFF 32K 00079 * Sector25: 0x00058000 - 0x0005FFFF 32K 00080 * Sector26: 0x00060000 - 0x00067FFF 32K 00081 * Sector27: 0x00068000 - 0x0006FFFF 32K 00082 * Sector28: 0x00070000 - 0x00077FFF 32K 00083 * Sector29: 0x00078000 - 0x0007FFFF 32K 00084 */ 00085 00086 #define FLASH_SECTOR_0 0x00000000 00087 #define FLASH_SECTOR_1 0x00001000 00088 #define FLASH_SECTOR_2 0x00002000 00089 #define FLASH_SECTOR_3 0x00003000 00090 #define FLASH_SECTOR_4 0x00004000 00091 #define FLASH_SECTOR_5 0x00005000 00092 #define FLASH_SECTOR_6 0x00006000 00093 #define FLASH_SECTOR_7 0x00007000 00094 #define FLASH_SECTOR_8 0x00008000 00095 #define FLASH_SECTOR_9 0x00009000 00096 #define FLASH_SECTOR_10 0x0000A000 00097 #define FLASH_SECTOR_11 0x0000B000 00098 #define FLASH_SECTOR_12 0x0000C000 00099 #define FLASH_SECTOR_13 0x0000D000 00100 #define FLASH_SECTOR_14 0x0000E000 00101 #define FLASH_SECTOR_15 0x0000F000 00102 #define FLASH_SECTOR_16 0x00010000 00103 #define FLASH_SECTOR_17 0x00018000 00104 #define FLASH_SECTOR_18 0x00020000 00105 #define FLASH_SECTOR_19 0x00028000 00106 #define FLASH_SECTOR_20 0x00030000 00107 #define FLASH_SECTOR_21 0x00038000 00108 #define FLASH_SECTOR_22 0x00040000 00109 #define FLASH_SECTOR_23 0x00048000 00110 #define FLASH_SECTOR_24 0x00050000 00111 #define FLASH_SECTOR_25 0x00058000 00112 #define FLASH_SECTOR_26 0x00060000 00113 #define FLASH_SECTOR_27 0x00068000 00114 #define FLASH_SECTOR_28 0x00070000 00115 #define FLASH_SECTOR_29 0x00078000 00116 #define FLASH_SECTOR_SIZE_0_TO_15 ( 4 * 1024) 00117 #define FLASH_SECTOR_SIZE_16_TO_29 (32 * 1024) 00118 00119 static char * sector_start_adress[] = { 00120 (char *)FLASH_SECTOR_0, 00121 (char *)FLASH_SECTOR_1, 00122 (char *)FLASH_SECTOR_2, 00123 (char *)FLASH_SECTOR_3, 00124 (char *)FLASH_SECTOR_4, 00125 (char *)FLASH_SECTOR_5, 00126 (char *)FLASH_SECTOR_6, 00127 (char *)FLASH_SECTOR_7, 00128 (char *)FLASH_SECTOR_8, 00129 (char *)FLASH_SECTOR_9, 00130 (char *)FLASH_SECTOR_10, 00131 (char *)FLASH_SECTOR_11, 00132 (char *)FLASH_SECTOR_12, 00133 (char *)FLASH_SECTOR_13, 00134 (char *)FLASH_SECTOR_14, 00135 (char *)FLASH_SECTOR_15, 00136 (char *)FLASH_SECTOR_16, 00137 (char *)FLASH_SECTOR_17, 00138 (char *)FLASH_SECTOR_18, 00139 (char *)FLASH_SECTOR_19, 00140 (char *)FLASH_SECTOR_20, 00141 (char *)FLASH_SECTOR_21, 00142 (char *)FLASH_SECTOR_22, 00143 (char *)FLASH_SECTOR_23, 00144 (char *)FLASH_SECTOR_24, 00145 (char *)FLASH_SECTOR_25, 00146 (char *)FLASH_SECTOR_26, 00147 (char *)FLASH_SECTOR_27, 00148 (char *)FLASH_SECTOR_28, 00149 (char *)FLASH_SECTOR_29 00150 }; 00151 00152 #elif defined(TARGET_LPC11U24) 00153 00154 #define USER_FLASH_AREA_START FLASH_SECTOR_7 00155 #define USER_FLASH_AREA_SIZE (FLASH_SECTOR_SIZE * 1) 00156 00157 /** Table for start adress of sectors 00158 * 00159 * LPC11U24 internal flash memory sector numbers and addresses 00160 * 00161 * LPC11U24 flash memory are and sector number/size 00162 * Table 334 "LPC11U1x/2x flash sectors", Section 20. "Sector numbers", usermanual 00163 * 00164 * 0x00000000 - 0x00007FFF flash (8 sectors) 00165 * 00166 * Sector0: 0x00000000 - 0x00000FFF 4K 00167 * Sector1: 0x00001000 - 0x00001FFF 4K 00168 * Sector2: 0x00002000 - 0x00002FFF 4K 00169 * Sector3: 0x00003000 - 0x00003FFF 4K 00170 * Sector4: 0x00004000 - 0x00004FFF 4K 00171 * Sector5: 0x00005000 - 0x00005FFF 4K 00172 * Sector6: 0x00006000 - 0x00006FFF 4K 00173 * Sector7: 0x00007000 - 0x00007FFF 4K 00174 */ 00175 00176 #define FLASH_SECTOR_0 0x00000000 00177 #define FLASH_SECTOR_1 0x00001000 00178 #define FLASH_SECTOR_2 0x00002000 00179 #define FLASH_SECTOR_3 0x00003000 00180 #define FLASH_SECTOR_4 0x00004000 00181 #define FLASH_SECTOR_5 0x00005000 00182 #define FLASH_SECTOR_6 0x00006000 00183 #define FLASH_SECTOR_7 0x00007000 00184 #define FLASH_SECTOR_SIZE (4 * 1024) 00185 00186 static char * sector_start_adress[] = { 00187 (char *)FLASH_SECTOR_0, 00188 (char *)FLASH_SECTOR_1, 00189 (char *)FLASH_SECTOR_2, 00190 (char *)FLASH_SECTOR_3, 00191 (char *)FLASH_SECTOR_4, 00192 (char *)FLASH_SECTOR_5, 00193 (char *)FLASH_SECTOR_6, 00194 (char *)FLASH_SECTOR_7, 00195 }; 00196 00197 #endif 00198 00199 00200 /** Error code by IAP routine 00201 * 00202 * Table 588 "ISP Return Codes Summary", Section 7.15 "ISP Return Codes", usermanual 00203 */ 00204 00205 enum error_code 00206 { 00207 CMD_SUCCESS, 00208 INVALID_COMMAND, 00209 SRC_ADDR_ERROR, 00210 DST_ADDR_ERROR, 00211 SRC_ADDR_NOT_MAPPED, 00212 DST_ADDR_NOT_MAPPED, 00213 COUNT_ERROR, 00214 INVALID_SECTOR, 00215 SECTOR_NOT_BLANK, 00216 SECTOR_NOT_PREPARED_FOR_WRITE_OPERATION, 00217 COMPARE_ERROR, 00218 BUSY, 00219 PARAM_ERROR, 00220 ADDR_ERROR, 00221 ADDR_NOT_MAPPED, 00222 CMD_LOCKED, 00223 INVALID_CODE, 00224 INVALID_BAUD_RATE, 00225 INVALID_STOP_BIT, 00226 CODE_READ_PROTECTION_ENABLED 00227 }; 00228 00229 00230 00231 /* 00232 * IAP routine entry 00233 * 00234 * "IAP commands" 00235 */ 00236 00237 #define IAP_LOCATION 0x1fff1ff1 00238 typedef void (*IAP_call)(unsigned int [], unsigned int []); 00239 00240 /** IAP class 00241 * 00242 * Interface for internal flash memory access 00243 */ 00244 00245 00246 class IAP { 00247 public: 00248 00249 /* 00250 * SystemCoreClock ??? : 00251 * http://mbed.org/forum/mbed/topic/229/ 00252 * http://mbed.org/users/simon/programs/SystemCoreClock/16mhsh/ 00253 */ 00254 00255 00256 /** Constructor for IAP 00257 * 00258 */ 00259 00260 IAP() : iap_entry( reinterpret_cast<IAP_call>(IAP_LOCATION) ), cclk_kHz( SystemCoreClock / 1000 ) {} 00261 int read_ID( void ); 00262 int read_serial( void ); 00263 #ifndef LPC11U24_EEPROM_ONLY 00264 int blank_check( int start, int end ); 00265 int erase( int start, int end ); 00266 int prepare( int start, int end ); 00267 int write( char *source_addr, char *target_addr, int size ); 00268 int compare( char *source_addr, char *target_addr, int size ); 00269 int read_BootVer( void ); 00270 00271 char *reserved_flash_area_start( void ); 00272 int reserved_flash_area_size( void ); 00273 #endif 00274 00275 #if defined(TARGET_LPC11U24) 00276 int write_eeprom( char *source_addr, char *target_addr, int size ); 00277 int read_eeprom( char *source_addr, char *target_addr, int size ); 00278 #endif 00279 00280 private: 00281 IAP_call iap_entry; 00282 unsigned int IAP_command[ 5 ]; 00283 unsigned int IAP_result[ 5 ]; 00284 int cclk_kHz; 00285 00286 //int cpu_clock( void ); 00287 } 00288 ; 00289 00290 #endif // #ifndef MBED_IAP
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