/* SPDX-License-Identifier: GPL-2.0 */ #ifndef TARGET_CORE_FILE_H #define TARGET_CORE_FILE_H #include <target/target_core_base.h> #define FD_VERSION "4.0" #define FD_MAX_DEV_NAME 256 #define FD_MAX_DEV_PROT_NAME FD_MAX_DEV_NAME + 16 #define FD_DEVICE_QUEUE_DEPTH 32 #define FD_MAX_DEVICE_QUEUE_DEPTH 128 #define FD_BLOCKSIZE 512 /* * Limited by the number of iovecs (2048) per vfs_[writev,readv] call */ #define FD_MAX_BYTES 8388608 #define RRF_EMULATE_CDB 0x01 #define RRF_GOT_LBA 0x02 #define FBDF_HAS_PATH 0x01 #define FBDF_HAS_SIZE 0x02 #define FDBD_HAS_BUFFERED_IO_WCE 0x04 #define FDBD_FORMAT_UNIT_SIZE 2048 struct fd_dev { struct se_device dev; u32 fbd_flags; unsigned char fd_dev_name[FD_MAX_DEV_NAME]; /* Unique Ramdisk Device ID in Ramdisk HBA */ u32 fd_dev_id; /* Number of SG tables in sg_table_array */ u32 fd_table_count; u32 fd_queue_depth; u32 fd_block_size; unsigned long long fd_dev_size; struct file *fd_file; struct file *fd_prot_file; /* FILEIO HBA device is connected to */ struct fd_host *fd_host; } ____cacheline_aligned; struct fd_host { u32 fd_host_dev_id_count; /* Unique FILEIO Host ID */ u32 fd_host_id; } ____cacheline_aligned; #endif /* TARGET_CORE_FILE_H */