Kazuki Yamamoto / Mbed 2 deprecated ika_shouyu_poppoyaki

Ika Shouyu Poppoyaki - LPC82x supported

Dependencies:   MODSERIAL mbed

Fork of ika_shouyu_poppoyaki by Tedd OKANO

isp.cpp@39:f68f9fa1e88e, 2013-09-29 (annotated)

Committer:
okano
Date:
Sun Sep 29 03:54:06 2013 +0000
Revision:
39:f68f9fa1e88e
Parent:
38:cb95bfe0546a
Child:
41:74b9ff21098f
ver 0.98 : suppressed debug message in default setting. it improves speed of writing and verifying

Who changed what in which revision?

UserRevisionLine numberNew contents of line
okano 30:e0d7524661ca 1
okano 30:e0d7524661ca 2 #include "mbed.h"
okano 30:e0d7524661ca 3 #include "target_table.h"
okano 30:e0d7524661ca 4 #include "serial_utilities.h"
okano 30:e0d7524661ca 5 #include "command_interface.h"
okano 30:e0d7524661ca 6 #include "writing.h"
okano 30:e0d7524661ca 7 #include "uu_coding.h"
okano 30:e0d7524661ca 8 #include "target_handling.h"
okano 30:e0d7524661ca 9 #include "verification.h"
okano 30:e0d7524661ca 10 #include "isp.h"
okano 30:e0d7524661ca 11 #include "_user_settings.h"
okano 30:e0d7524661ca 12
okano 30:e0d7524661ca 13
okano 30:e0d7524661ca 14 BusOut leds( LED4, LED3, LED2, LED1 );
okano 30:e0d7524661ca 15 Ticker success;
okano 30:e0d7524661ca 16
okano 30:e0d7524661ca 17
okano 32:3700d5df4e18 18 int file_size( FILE *fp );
okano 33:ce9fff4cbf09 19 unsigned int read_crp( FILE *fp );
okano 32:3700d5df4e18 20 unsigned int crp_check( FILE *fp );
okano 32:3700d5df4e18 21 void success_indicator();
okano 30:e0d7524661ca 22
okano 33:ce9fff4cbf09 23
okano 30:e0d7524661ca 24 int isp_flash_write( char *file_name )
okano 30:e0d7524661ca 25 {
okano 30:e0d7524661ca 26 FILE *fp;
okano 30:e0d7524661ca 27 target_param *tpp;
okano 30:e0d7524661ca 28 int data_size;
okano 30:e0d7524661ca 29 int last_sector;
okano 30:e0d7524661ca 30 int transferred_size;
okano 30:e0d7524661ca 31 int err;
okano 30:e0d7524661ca 32
okano 30:e0d7524661ca 33 if ( NULL == (tpp = open_target( ISP_BAUD_RATE )) ) {
okano 30:e0d7524661ca 34 return ( ERROR_AT_TARGET_OPEN );
okano 30:e0d7524661ca 35 }
okano 30:e0d7524661ca 36
okano 30:e0d7524661ca 37 printf( " target device found : type = \"%s\"\r\n", tpp->type_name );
okano 39:f68f9fa1e88e 38 printf( " ID = 0x%08X\r\n", tpp->id );
okano 39:f68f9fa1e88e 39 printf( " RAM size = %10d bytes\r\n", tpp->ram_size );
okano 39:f68f9fa1e88e 40 printf( " flash size = %10d bytes\r\n", tpp->flash_size );
okano 30:e0d7524661ca 41
okano 30:e0d7524661ca 42 printf( " opening file: \"%s\"\r\n", file_name );
okano 30:e0d7524661ca 43
okano 30:e0d7524661ca 44 if ( NULL == (fp = fopen( file_name, "rb" )) ) {
okano 30:e0d7524661ca 45 return ( ERROR_AT_FILE_OPEN );
okano 30:e0d7524661ca 46 }
okano 30:e0d7524661ca 47
okano 30:e0d7524661ca 48 data_size = file_size( fp );
okano 38:cb95bfe0546a 49
okano 38:cb95bfe0546a 50 if ( !data_size )
okano 38:cb95bfe0546a 51 return ( ERROR_DATA_SIZE_ZERO );
okano 38:cb95bfe0546a 52
okano 38:cb95bfe0546a 53 last_sector = (data_size - 1) / tpp->sector_size;
okano 33:ce9fff4cbf09 54
okano 33:ce9fff4cbf09 55 if ( crp_check( fp ) ) {
okano 33:ce9fff4cbf09 56 printf( " the CRP is enabled in the data source file\r\n" );
okano 33:ce9fff4cbf09 57
okano 33:ce9fff4cbf09 58 #ifdef CHECK_CRP_CODE
okano 33:ce9fff4cbf09 59 printf( " aborting execution by CRP warning\r\n" );
okano 33:ce9fff4cbf09 60
okano 33:ce9fff4cbf09 61 return ( WARNING_CRP_CODE_DETECTED );
okano 33:ce9fff4cbf09 62 #else
okano 33:ce9fff4cbf09 63 printf( " this program continues to write the CRP enabled binary into the target flash\r\n" );
okano 33:ce9fff4cbf09 64 #endif
okano 32:3700d5df4e18 65 }
okano 30:e0d7524661ca 66
okano 30:e0d7524661ca 67 printf( " data size = %d bytes, it takes %d secotrs in flash area\r\n", data_size, last_sector + 1 );
okano 30:e0d7524661ca 68 printf( " resetting target\r\n" );
okano 30:e0d7524661ca 69
okano 34:eaca33d3e632 70
okano 34:eaca33d3e632 71 #ifdef ENABLE_WRITING
okano 30:e0d7524661ca 72 if ( erase_sectors( last_sector ) )
okano 30:e0d7524661ca 73 return ( ERROR_AT_SECTOR_ERASE );
okano 30:e0d7524661ca 74
okano 30:e0d7524661ca 75 printf( "\r\n ==== flash writing ====\r\n" );
okano 30:e0d7524661ca 76
okano 30:e0d7524661ca 77 if ( err = write_flash( fp, tpp, &transferred_size ) )
okano 30:e0d7524661ca 78 return ( err );
okano 30:e0d7524661ca 79
okano 30:e0d7524661ca 80 printf( " -- %d bytes data are written\r\n", transferred_size );
okano 34:eaca33d3e632 81 leds_off();
okano 34:eaca33d3e632 82 #else
okano 34:eaca33d3e632 83 printf( "\r\n ==== writing is disabled ====\r\n\r\n" );
okano 34:eaca33d3e632 84 #endif
okano 34:eaca33d3e632 85
okano 30:e0d7524661ca 86
okano 33:ce9fff4cbf09 87 #ifdef ENABLE_VERIFYING
okano 30:e0d7524661ca 88 printf( "\r\n ==== flash reading and verifying ====\r\n" );
okano 30:e0d7524661ca 89
okano 30:e0d7524661ca 90 if ( err = verify_flash( fp, tpp, &transferred_size ) )
okano 30:e0d7524661ca 91 return ( err );
okano 30:e0d7524661ca 92
okano 30:e0d7524661ca 93 printf( " -- %d bytes data are read and verified\r\n", transferred_size );
okano 34:eaca33d3e632 94 leds_off();
okano 33:ce9fff4cbf09 95 #else
okano 33:ce9fff4cbf09 96 printf( "\r\n ==== verifying has been skipped ====\r\n\r\n" );
okano 33:ce9fff4cbf09 97 #endif
okano 30:e0d7524661ca 98
okano 34:eaca33d3e632 99
okano 30:e0d7524661ca 100 fclose( fp );
okano 30:e0d7524661ca 101
okano 30:e0d7524661ca 102 post_writing_process( tpp );
okano 30:e0d7524661ca 103
okano 30:e0d7524661ca 104 return ( 0 );
okano 30:e0d7524661ca 105 }
okano 30:e0d7524661ca 106
okano 30:e0d7524661ca 107
okano 30:e0d7524661ca 108 int file_size( FILE *fp )
okano 30:e0d7524661ca 109 {
okano 30:e0d7524661ca 110 int size;
okano 30:e0d7524661ca 111
okano 30:e0d7524661ca 112 fseek( fp, 0, SEEK_END ); // seek to end of file
okano 30:e0d7524661ca 113 size = ftell( fp ); // get current file pointer
okano 30:e0d7524661ca 114 fseek( fp, 0, SEEK_SET ); // seek back to beginning of file
okano 30:e0d7524661ca 115
okano 30:e0d7524661ca 116 return size;
okano 30:e0d7524661ca 117 }
okano 30:e0d7524661ca 118
okano 30:e0d7524661ca 119
okano 32:3700d5df4e18 120 unsigned int crp_check( FILE *fp )
okano 32:3700d5df4e18 121 {
okano 32:3700d5df4e18 122 unsigned int crp;
okano 32:3700d5df4e18 123
okano 33:ce9fff4cbf09 124 switch ( crp = read_crp( fp ) ) {
okano 33:ce9fff4cbf09 125 case NO_ISP :
okano 33:ce9fff4cbf09 126 printf( "\r\n WARNING : CRP code detected 0x%08X (NO_ISP)\r\n", crp );
okano 33:ce9fff4cbf09 127 break;
okano 33:ce9fff4cbf09 128 case CRP1 :
okano 33:ce9fff4cbf09 129 printf( "\r\n WARNING : CRP code detected 0x%08X (CRP1)\r\n", crp );
okano 33:ce9fff4cbf09 130 break;
okano 33:ce9fff4cbf09 131 case CRP2 :
okano 33:ce9fff4cbf09 132 printf( "\r\n WARNING : CRP code detected 0x%08X (CRP2)\r\n", crp );
okano 33:ce9fff4cbf09 133 break;
okano 33:ce9fff4cbf09 134 case CRP3 :
okano 33:ce9fff4cbf09 135 printf( "\r\n WARNING : CRP code detected 0x%08X (CRP3)\r\n", crp );
okano 33:ce9fff4cbf09 136 break;
okano 33:ce9fff4cbf09 137 default :
okano 33:ce9fff4cbf09 138 crp = 0x0; // no CRP code detected
okano 33:ce9fff4cbf09 139 break;
okano 33:ce9fff4cbf09 140 }
okano 33:ce9fff4cbf09 141
okano 33:ce9fff4cbf09 142 return ( crp );
okano 33:ce9fff4cbf09 143 }
okano 33:ce9fff4cbf09 144
okano 33:ce9fff4cbf09 145
okano 33:ce9fff4cbf09 146 unsigned int read_crp( FILE *fp )
okano 33:ce9fff4cbf09 147 {
okano 33:ce9fff4cbf09 148 unsigned int crp;
okano 33:ce9fff4cbf09 149
okano 32:3700d5df4e18 150 fseek( fp, 0x2FC, SEEK_SET ); // seek back to beginning of file
okano 32:3700d5df4e18 151
okano 32:3700d5df4e18 152 if ( 1 != fread( &crp, sizeof( crp ), 1, fp ) )
okano 32:3700d5df4e18 153 return ( CRP_CHECK_ERROR );
okano 32:3700d5df4e18 154
okano 32:3700d5df4e18 155 fseek( fp, 0, SEEK_SET ); // seek back to beginning of file
okano 32:3700d5df4e18 156
okano 32:3700d5df4e18 157 return ( crp );
okano 32:3700d5df4e18 158 }
okano 32:3700d5df4e18 159
okano 32:3700d5df4e18 160
okano 30:e0d7524661ca 161 void start_target_in_normal_mode( int baud_rate )
okano 30:e0d7524661ca 162 {
okano 30:e0d7524661ca 163 set_target_baud_rate( baud_rate );
okano 30:e0d7524661ca 164 reset_target( NO_ISP_MODE );
okano 30:e0d7524661ca 165 }
okano 30:e0d7524661ca 166
okano 30:e0d7524661ca 167 void start_success_indicator( void )
okano 30:e0d7524661ca 168 {
okano 30:e0d7524661ca 169 success.attach( &success_indicator, 0.1 );
okano 30:e0d7524661ca 170 }
okano 30:e0d7524661ca 171
okano 30:e0d7524661ca 172 void success_indicator()
okano 30:e0d7524661ca 173 {
okano 30:e0d7524661ca 174 static int i = 0;
okano 30:e0d7524661ca 175
okano 30:e0d7524661ca 176 leds = 0x1 << (i++ & 0x3);
okano 30:e0d7524661ca 177 }
okano 30:e0d7524661ca 178
okano 30:e0d7524661ca 179
okano 30:e0d7524661ca 180 void toggle_led( char v )
okano 30:e0d7524661ca 181 {
okano 30:e0d7524661ca 182 leds = leds ^ (0x1 << v);
okano 30:e0d7524661ca 183 }
okano 30:e0d7524661ca 184
okano 34:eaca33d3e632 185
okano 34:eaca33d3e632 186 void leds_off( void )
okano 34:eaca33d3e632 187 {
okano 34:eaca33d3e632 188 leds = 0x0;
okano 34:eaca33d3e632 189 }