17 int fat32_alloc_clusters(struct vfs_index_node_t *inode, uint32_t *clusters, int32_t num_clusters)  in fat32_alloc_clusters()
27     uint32_t *buf = (uint32_t *)kzalloc(fsbi->bytes_per_sec, 0);  in fat32_alloc_clusters()
126 uint32_t fat32_read_FAT_entry(struct block_device *blk, fat32_sb_info_t *fsbi, uint32_t cluster)  in fat32_read_FAT_entry()
130     uint32_t fat_ent_per_sec = (fsbi->bytes_per_sec >> 2); // 该值应为2的n次幂  in fat32_read_FAT_entry()
132     uint32_t buf[256];  in fat32_read_FAT_entry()
152 …_write_FAT_entry(struct block_device *blk, fat32_sb_info_t *fsbi, uint32_t cluster, uint32_t value)  in fat32_write_FAT_entry()
156     uint32_t fat_ent_per_sec = (fsbi->bytes_per_sec >> 2); // 该值应为2的n次幂  in fat32_write_FAT_entry()
157     uint32_t *buf = kzalloc(fsbi->bytes_per_sec, 0);  in fat32_write_FAT_entry()
185 …tory_t *fat32_find_empty_dentry(struct vfs_index_node_t *parent_inode, uint32_t num, uint32_t mode,  in fat32_find_empty_dentry()
186                                                   uint32_t *res_sector, uint64_t *res_cluster,  in fat32_find_empty_dentry()
198     uint32_t cluster = finode->first_clus;  in fat32_find_empty_dentry()
213         uint32_t count_continuity = 0;  in fat32_find_empty_dentry()
321 …_fill_shortname(struct vfs_dir_entry_t *dEntry, struct fat32_Directory_t *target, uint32_t cluster)  in fat32_fill_shortname()
383                          uint32_t cnt_longname)  in fat32_fill_longname()
385     uint32_t current_name_index = 0;  in fat32_fill_longname()
442 …int data_cluster = ((((uint32_t)de->DIR_FstClusHI) << 16) | ((uint32_t)de->DIR_FstClusLO)) & 0x0ff…  in fat32_remove_entries()
460     uint32_t next_clus;  in fat32_remove_entries()