24 	struct disk_data *disk = fs->backend;  in disk_access_device_size()  local
26 	return (uint64_t)disk->sector_count * (uint64_t)disk->sector_size;  in disk_access_device_size()
31 	struct disk_data *disk = fs->backend;  in disk_access_write_size()  local
33 	return disk->sector_size;  in disk_access_write_size()
36 static int disk_read(const char *disk, uint8_t *buf, uint32_t start, uint32_t num)  in disk_read()  argument
41 		rc = disk_access_ioctl(disk, DISK_IOCTL_CTRL_SYNC, NULL);  in disk_read()
43 			rc = disk_access_read(disk, buf, start, num);  in disk_read()
50 static int disk_write(const char *disk, const uint8_t *buf, uint32_t start, uint32_t num)  in disk_write()  argument
55 		rc = disk_access_ioctl(disk, DISK_IOCTL_CTRL_SYNC, NULL);  in disk_write()
57 			rc = disk_access_write(disk, buf, start, num);  in disk_write()
64 static int disk_prepare_range(struct disk_data *disk, uint32_t addr, uint32_t size,  in disk_prepare_range()  argument
67 	*s_start = CONFIG_EXT2_DISK_STARTING_SECTOR + addr / disk->sector_size;  in disk_prepare_range()
68 	*s_count = size / disk->sector_size;  in disk_prepare_range()
81 	if (*s_start + *s_count > disk->sector_count) {  in disk_prepare_range()
83 			*s_start, *s_start + *s_count, disk->sector_count);  in disk_prepare_range()
92 	struct disk_data *disk = fs->backend;  in disk_access_read_block()  local
95 	rc = disk_prepare_range(disk, block * fs->block_size, fs->block_size,  in disk_access_read_block()
100 	return disk_read(disk->name, buf, sector_start, sector_count);  in disk_access_read_block()
106 	struct disk_data *disk = fs->backend;  in disk_access_write_block()  local
109 	rc = disk_prepare_range(disk, block * fs->block_size, fs->block_size,  in disk_access_write_block()
114 	return disk_write(disk->name, buf, sector_start, sector_count);  in disk_access_write_block()
120 	struct disk_data *disk = fs->backend;  in disk_access_read_superblock()  local
123 	rc = disk_prepare_range(disk, EXT2_SUPERBLOCK_OFFSET, sizeof(struct ext2_disk_superblock),  in disk_access_read_superblock()
128 	return disk_read(disk->name, (uint8_t *)sb, sector_start, sector_count);  in disk_access_read_superblock()
133 	struct disk_data *disk = fs->backend;  in disk_access_sync()  local
135 	LOG_DBG("Sync disk %s", disk->name);  in disk_access_sync()
136 	return disk_access_ioctl(disk->name, DISK_IOCTL_CTRL_SYNC, NULL);  in disk_access_sync()