95         file_p->cache = lv_mem_alloc(sizeof(lv_fs_file_cache_t));  in lv_fs_open()
96         LV_ASSERT_MALLOC(file_p->cache);  in lv_fs_open()
97         lv_memset_00(file_p->cache, sizeof(lv_fs_file_cache_t));  in lv_fs_open()
98         file_p->cache->start = UINT32_MAX;  /*Set an invalid range by default*/  in lv_fs_open()
99         file_p->cache->end = UINT32_MAX - 1;  in lv_fs_open()
117     if(file_p->drv->cache_size && file_p->cache) {  in lv_fs_close()
118         if(file_p->cache->buffer) {  in lv_fs_close()
119             lv_mem_free(file_p->cache->buffer);  in lv_fs_close()
122         lv_mem_free(file_p->cache);  in lv_fs_close()
127     file_p->cache  = NULL;  in lv_fs_close()
135     uint32_t file_position = file_p->cache->file_position;  in lv_fs_read_cached()
136     uint32_t start = file_p->cache->start;  in lv_fs_read_cached()
137     uint32_t end = file_p->cache->end;  in lv_fs_read_cached()
138     char * buffer = file_p->cache->buffer;  in lv_fs_read_cached()
164                 file_p->cache->start = file_p->cache->end;  in lv_fs_read_cached()
165                 file_p->cache->end = file_p->cache->start + bytes_read_to_buffer;  in lv_fs_read_cached()
182                 file_p->cache->buffer = lv_mem_alloc(buffer_size);  in lv_fs_read_cached()
183                 LV_ASSERT_MALLOC(file_p->cache->buffer);  in lv_fs_read_cached()
184                 buffer = file_p->cache->buffer;  in lv_fs_read_cached()
189             file_p->cache->start = file_position;  in lv_fs_read_cached()
190             file_p->cache->end = file_p->cache->start + bytes_read_to_buffer;  in lv_fs_read_cached()
199         file_p->cache->file_position += *br;  in lv_fs_read_cached()
259                     file_p->cache->file_position = pos;  in lv_fs_seek()
262 …if(file_p->cache->file_position < file_p->cache->start || file_p->cache->file_position > file_p->c…  in lv_fs_seek()
263 …res = file_p->drv->seek_cb(file_p->drv, file_p->file_d, file_p->cache->file_position, LV_FS_SEEK_S…  in lv_fs_seek()
269                     file_p->cache->file_position += pos;  in lv_fs_seek()
272 …if(file_p->cache->file_position < file_p->cache->start || file_p->cache->file_position > file_p->c…  in lv_fs_seek()
273 …res = file_p->drv->seek_cb(file_p->drv, file_p->file_d, file_p->cache->file_position, LV_FS_SEEK_S…  in lv_fs_seek()
286                             file_p->cache->file_position = tmp_position;  in lv_fs_seek()
314         *pos = file_p->cache->file_position;  in lv_fs_tell()