projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| c66ac9db NB |
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 | |
| c66ac9db NB |
7 | #define FD_DEVICE_QUEUE_DEPTH 32 |
| 8 | #define FD_MAX_DEVICE_QUEUE_DEPTH 128 | |
| 9 | #define FD_BLOCKSIZE 512 | |
| 95cadace NB |
10 | /* |
| 11 | * Limited by the number of iovecs (2048) per vfs_[writev,readv] call | |
| 12 | */ | |
| 13 | #define FD_MAX_BYTES 8388608 | |
| c66ac9db NB |
14 | |
| 15 | #define RRF_EMULATE_CDB 0x01 | |
| 16 | #define RRF_GOT_LBA 0x02 | |
| 17 | ||
| c66ac9db NB |
18 | #define FBDF_HAS_PATH 0x01 |
| 19 | #define FBDF_HAS_SIZE 0x02 | |
| b32f4c7e | 20 | #define FDBD_HAS_BUFFERED_IO_WCE 0x04 |
| c66ac9db NB |
21 | |
| 22 | struct fd_dev { | |
| 0fd97ccf CH |
23 | struct se_device dev; |
| 24 | ||
| c66ac9db NB |
25 | u32 fbd_flags; |
| 26 | unsigned char fd_dev_name[FD_MAX_DEV_NAME]; | |
| 27 | /* Unique Ramdisk Device ID in Ramdisk HBA */ | |
| 28 | u32 fd_dev_id; | |
| 29 | /* Number of SG tables in sg_table_array */ | |
| 30 | u32 fd_table_count; | |
| 31 | u32 fd_queue_depth; | |
| 32 | u32 fd_block_size; | |
| 33 | unsigned long long fd_dev_size; | |
| 34 | struct file *fd_file; | |
| 35 | /* FILEIO HBA device is connected to */ | |
| 36 | struct fd_host *fd_host; | |
| 37 | } ____cacheline_aligned; | |
| 38 | ||
| 39 | struct fd_host { | |
| 40 | u32 fd_host_dev_id_count; | |
| 41 | /* Unique FILEIO Host ID */ | |
| 42 | u32 fd_host_id; | |
| 43 | } ____cacheline_aligned; | |
| 44 | ||
| 45 | #endif /* TARGET_CORE_FILE_H */ |