kaguya
80 lines
1.4 KiB
C
80 lines
1.4 KiB
C
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#ifndef _LINUX_SCSI_SG_H
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#define _LINUX_SCSI_SG_H
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#define SG_IO 0x2285
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#define SG_GET_VERSION_NUM 0x2282
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#define SG_FLAG_DIRECT_IO 1
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#define SG_FLAG_LUN_INHIBIT 2
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#define SG_INFO_OK 0x0
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#define SG_INFO_OK_MASK 0x1
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#define SG_DXFER_NONE (-1)
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#define SG_DXFER_TO_DEV (-2)
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#define SG_DXFER_FROM_DEV (-3)
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#define SG_DXFER_TO_FROM_DEV (-4)
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#define SG_INFO_CHECK 0x1
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct sg_io_hdr {
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int interface_id;
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int dxfer_direction;
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unsigned char cmd_len;
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unsigned char mx_sb_len;
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unsigned short iovec_count;
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unsigned int dxfer_len;
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void *dxferp;
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unsigned char *cmdp;
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unsigned char *sbp;
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unsigned int timeout;
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unsigned int flags;
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int pack_id;
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void *usr_ptr;
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unsigned char status;
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unsigned char masked_status;
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unsigned char msg_status;
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unsigned char sb_len_wr;
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unsigned short host_status;
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unsigned short driver_status;
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int resid;
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unsigned int duration;
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unsigned int info;
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} sg_io_hdr_t;
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struct sg_scsi_id {
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int host_no;
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int channel;
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int scsi_id;
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int lun;
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int scsi_type;
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short int h_cmd_per_lun;
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short int d_queue_depth;
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int unused[2];
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};
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typedef struct sg_req_info {
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char req_state;
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char orphan;
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char sg_io_owned;
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char problem;
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int pack_id;
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void *usr_ptr;
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unsigned int duration;
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int unused;
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} sg_req_info_t;
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#ifdef __cplusplus
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}
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#endif
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#endif /* _LINUX_SCSI_SG_H */
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