IOT LCD Extra Credit
Fork of FATFileSystem by
Diff: ChaN/diskio.cpp
- Revision:
- 4:3ff2606d5713
- Parent:
- 2:b6669c987c8e
- Child:
- 5:b3b3370574cf
--- a/ChaN/diskio.cpp Mon Mar 17 14:09:00 2014 +0000 +++ b/ChaN/diskio.cpp Thu Aug 28 13:15:31 2014 +0100 @@ -14,7 +14,7 @@ DSTATUS disk_initialize ( BYTE drv /* Physical drive nmuber (0..) */ -) +) { debug_if(FFS_DBG, "disk_initialize on drv [%d]\n", drv); return (DSTATUS)FATFileSystem::_ffs[drv]->disk_initialize(); @@ -22,7 +22,7 @@ DSTATUS disk_status ( BYTE drv /* Physical drive nmuber (0..) */ -) +) { debug_if(FFS_DBG, "disk_status on drv [%d]\n", drv); return (DSTATUS)FATFileSystem::_ffs[drv]->disk_status(); @@ -36,15 +36,10 @@ ) { debug_if(FFS_DBG, "disk_read(sector %d, count %d) on drv [%d]\n", sector, count, drv); - for(DWORD s=sector; s<sector+count; s++) { - debug_if(FFS_DBG, " disk_read(sector %d)\n", s); - int res = FATFileSystem::_ffs[drv]->disk_read((uint8_t*)buff, s); - if(res) { - return RES_PARERR; - } - buff += 512; - } - return RES_OK; + if (FATFileSystem::_ffs[drv]->disk_read((uint8_t*)buff, sector, count)) + return RES_PARERR; + else + return RES_OK; } #if _READONLY == 0 @@ -56,15 +51,10 @@ ) { debug_if(FFS_DBG, "disk_write(sector %d, count %d) on drv [%d]\n", sector, count, drv); - for(DWORD s = sector; s < sector + count; s++) { - debug_if(FFS_DBG, " disk_write(sector %d)\n", s); - int res = FATFileSystem::_ffs[drv]->disk_write((uint8_t*)buff, s); - if(res) { - return RES_PARERR; - } - buff += 512; - } - return RES_OK; + if (FATFileSystem::_ffs[drv]->disk_write((uint8_t*)buff, sector, count)) + return RES_PARERR; + else + return RES_OK; } #endif /* _READONLY */