1 #ifndef TARGET_CORE_FILE_H
2 #define TARGET_CORE_FILE_H
3 
4 #define FD_VERSION		"4.0"
5 
6 #define FD_MAX_DEV_NAME		256
7 #define FD_DEVICE_QUEUE_DEPTH	32
8 #define FD_MAX_DEVICE_QUEUE_DEPTH 128
9 #define FD_BLOCKSIZE		512
10 #define FD_MAX_SECTORS		2048
11 
12 #define RRF_EMULATE_CDB		0x01
13 #define RRF_GOT_LBA		0x02
14 
15 #define FBDF_HAS_PATH		0x01
16 #define FBDF_HAS_SIZE		0x02
17 #define FDBD_HAS_BUFFERED_IO_WCE 0x04
18 
19 struct fd_dev {
20 	struct se_device dev;
21 
22 	u32		fbd_flags;
23 	unsigned char	fd_dev_name[FD_MAX_DEV_NAME];
24 	/* Unique Ramdisk Device ID in Ramdisk HBA */
25 	u32		fd_dev_id;
26 	/* Number of SG tables in sg_table_array */
27 	u32		fd_table_count;
28 	u32		fd_queue_depth;
29 	u32		fd_block_size;
30 	unsigned long long fd_dev_size;
31 	struct file	*fd_file;
32 	/* FILEIO HBA device is connected to */
33 	struct fd_host *fd_host;
34 } ____cacheline_aligned;
35 
36 struct fd_host {
37 	u32		fd_host_dev_id_count;
38 	/* Unique FILEIO Host ID */
39 	u32		fd_host_id;
40 } ____cacheline_aligned;
41 
42 #endif /* TARGET_CORE_FILE_H */
43