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52 lines
1.2 KiB
52 lines
1.2 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef TARGET_CORE_FILE_H |
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#define TARGET_CORE_FILE_H |
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#include <target/target_core_base.h> |
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#define FD_VERSION "4.0" |
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#define FD_MAX_DEV_NAME 256 |
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#define FD_MAX_DEV_PROT_NAME FD_MAX_DEV_NAME + 16 |
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#define FD_DEVICE_QUEUE_DEPTH 32 |
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#define FD_MAX_DEVICE_QUEUE_DEPTH 128 |
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#define FD_BLOCKSIZE 512 |
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/* |
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* Limited by the number of iovecs (2048) per vfs_[writev,readv] call |
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*/ |
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#define FD_MAX_BYTES 8388608 |
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#define RRF_EMULATE_CDB 0x01 |
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#define RRF_GOT_LBA 0x02 |
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#define FBDF_HAS_PATH 0x01 |
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#define FBDF_HAS_SIZE 0x02 |
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#define FDBD_HAS_BUFFERED_IO_WCE 0x04 |
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#define FDBD_HAS_ASYNC_IO 0x08 |
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#define FDBD_FORMAT_UNIT_SIZE 2048 |
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struct fd_dev { |
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struct se_device dev; |
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u32 fbd_flags; |
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unsigned char fd_dev_name[FD_MAX_DEV_NAME]; |
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/* Unique Ramdisk Device ID in Ramdisk HBA */ |
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u32 fd_dev_id; |
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/* Number of SG tables in sg_table_array */ |
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u32 fd_table_count; |
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u32 fd_queue_depth; |
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u32 fd_block_size; |
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unsigned long long fd_dev_size; |
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struct file *fd_file; |
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struct file *fd_prot_file; |
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/* FILEIO HBA device is connected to */ |
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struct fd_host *fd_host; |
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} ____cacheline_aligned; |
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struct fd_host { |
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u32 fd_host_dev_id_count; |
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/* Unique FILEIO Host ID */ |
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u32 fd_host_id; |
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} ____cacheline_aligned; |
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#endif /* TARGET_CORE_FILE_H */
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