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| Rev 119 | Rev 146 | ||
|---|---|---|---|
| Line 503... | Line 503... | ||
| 503 | /****************************************************************************************************************************************/ |
503 | /****************************************************************************************************************************************/ |
| 504 | u8 Fat16_Deinit(void) |
504 | u8 Fat16_Deinit(void) |
| 505 | { |
505 | { |
| 506 | s16 returnvalue = 0; |
506 | s16 returnvalue = 0; |
| 507 | u8 cnt; |
507 | u8 cnt; |
| - | 508 | ||
| - | 509 | UART1_PutString("\r\n FAT16 deinit..."); |
|
| 508 | // declare the filepointers as unused. |
510 | // declare the filepointers as unused. |
| 509 | for(cnt = 0; cnt < FILE_MAX_OPEN; cnt++) |
511 | for(cnt = 0; cnt < FILE_MAX_OPEN; cnt++) |
| 510 | { |
512 | { |
| 511 | if(FilePointer[cnt].State == FSTATE_USED) |
513 | if(FilePointer[cnt].State == FSTATE_USED) |
| 512 | { |
514 | { |
| Line 514... | Line 516... | ||
| 514 | } |
516 | } |
| Line 515... | Line 517... | ||
| 515 | 517 | ||
| 516 | } |
518 | } |
| 517 | SDC_Deinit(); // uninitialize interface to sd-card |
519 | SDC_Deinit(); // uninitialize interface to sd-card |
| - | 520 | Partition.IsValid = 0; // mark data in partition structure as invalid |
|
| 518 | Partition.IsValid = 0; // mark data in partition structure as invalid |
521 | UART1_PutString("ok"); |
| 519 | return(returnvalue); |
522 | return(returnvalue); |
| Line 520... | Line 523... | ||
| 520 | } |
523 | } |
| 521 | 524 | ||
| Line 873... | Line 876... | ||
| 873 | // calculate byte offset of the current cluster within that fat sector |
876 | // calculate byte offset of the current cluster within that fat sector |
| 874 | byte = fat_byte_offset % BYTES_PER_SECTOR; |
877 | byte = fat_byte_offset % BYTES_PER_SECTOR; |
| 875 | // if new sector is not the sector in buffer or the last cluster in the chain was traced |
878 | // if new sector is not the sector in buffer or the last cluster in the chain was traced |
| 876 | if((sector != sector_in_buffer) || !repeat) |
879 | if((sector != sector_in_buffer) || !repeat) |
| 877 | { // write sector in buffer |
880 | { // write sector in buffer |
| 878 | if(SD_SUCCESS != SDC_PutSector(sector_in_buffer,buffer)) return 0; |
881 | if(SD_SUCCESS != SDC_PutSector(sector_in_buffer,buffer)) |
| - | 882 | { |
|
| - | 883 | Fat16_Deinit(); |
|
| - | 884 | return 0; |
|
| - | 885 | } |
|
| 879 | } |
886 | } |
| 880 | } |
887 | } |
| 881 | while(repeat); |
888 | while(repeat); |
| Line 882... | Line 889... | ||
| 882 | 889 | ||