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 1024 11 12 #define RRF_EMULATE_CDB 0x01 13 #define RRF_GOT_LBA 0x02 14 15 struct fd_request { 16 struct se_task fd_task; 17 }; 18 19 #define FBDF_HAS_PATH 0x01 20 #define FBDF_HAS_SIZE 0x02 21 #define FDBD_USE_BUFFERED_IO 0x04 22 23 struct fd_dev { 24 u32 fbd_flags; 25 unsigned char fd_dev_name[FD_MAX_DEV_NAME]; 26 /* Unique Ramdisk Device ID in Ramdisk HBA */ 27 u32 fd_dev_id; 28 /* Number of SG tables in sg_table_array */ 29 u32 fd_table_count; 30 u32 fd_queue_depth; 31 u32 fd_block_size; 32 unsigned long long fd_dev_size; 33 struct file *fd_file; 34 /* FILEIO HBA device is connected to */ 35 struct fd_host *fd_host; 36 } ____cacheline_aligned; 37 38 struct fd_host { 39 u32 fd_host_dev_id_count; 40 /* Unique FILEIO Host ID */ 41 u32 fd_host_id; 42 } ____cacheline_aligned; 43 44 #endif /* TARGET_CORE_FILE_H */ 45