HelenOS sources
FAT_SECTOR_START 149 uspace/app/mkexfat/mkexfat.c aoff64_t const volume_bytes = (cfg->volume_count - FAT_SECTOR_START) *
FAT_SECTOR_START 180 uspace/app/mkexfat/mkexfat.c cfg->data_start_sector = ROUND_UP(FAT_SECTOR_START +
FAT_SECTOR_START 188 uspace/app/mkexfat/mkexfat.c FAT_SECTOR_START) * cfg->sector_size,
FAT_SECTOR_START 283 uspace/app/mkexfat/mkexfat.c mbs->fat_sector_start = host2uint32_t_le(FAT_SECTOR_START);
FAT_SECTOR_START 441 uspace/app/mkexfat/mkexfat.c rc = block_write_direct(service_id, FAT_SECTOR_START, 1, pfat);
FAT_SECTOR_START 449 uspace/app/mkexfat/mkexfat.c FAT_SECTOR_START + i, 1, pfat);
FAT_SECTOR_START 473 uspace/app/mkexfat/mkexfat.c aoff64_t fat_sec = cur_cls / fat_entries + FAT_SECTOR_START;
HelenOS homepage, sources at GitHub