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1/* SPDX-License-Identifier: GPL-2.0 */2#ifndef TARGET_CORE_FILE_H3#define TARGET_CORE_FILE_H4 5#include <target/target_core_base.h>6 7#define FD_VERSION "4.0"8 9#define FD_MAX_DEV_NAME 25610#define FD_MAX_DEV_PROT_NAME FD_MAX_DEV_NAME + 1611#define FD_DEVICE_QUEUE_DEPTH 3212#define FD_MAX_DEVICE_QUEUE_DEPTH 12813#define FD_BLOCKSIZE 51214/*15 * Limited by the number of iovecs (2048) per vfs_[writev,readv] call16 */17#define FD_MAX_BYTES 838860818 19#define RRF_EMULATE_CDB 0x0120#define RRF_GOT_LBA 0x0221 22#define FBDF_HAS_PATH 0x0123#define FBDF_HAS_SIZE 0x0224#define FDBD_HAS_BUFFERED_IO_WCE 0x0425#define FDBD_HAS_ASYNC_IO 0x0826#define FDBD_FORMAT_UNIT_SIZE 204827 28struct fd_dev {29 struct se_device dev;30 31 u32 fbd_flags;32 unsigned char fd_dev_name[FD_MAX_DEV_NAME];33 /* Unique Ramdisk Device ID in Ramdisk HBA */34 u32 fd_dev_id;35 /* Number of SG tables in sg_table_array */36 u32 fd_table_count;37 u32 fd_queue_depth;38 u32 fd_block_size;39 unsigned long long fd_dev_size;40 struct file *fd_file;41 struct file *fd_prot_file;42 /* FILEIO HBA device is connected to */43 struct fd_host *fd_host;44} ____cacheline_aligned;45 46struct fd_host {47 u32 fd_host_dev_id_count;48 /* Unique FILEIO Host ID */49 u32 fd_host_id;50} ____cacheline_aligned;51 52#endif /* TARGET_CORE_FILE_H */53