#include #define XCOPY_HDR_LEN 16 #define XCOPY_TARGET_DESC_LEN 32 #define XCOPY_SEGMENT_DESC_LEN 28 #define XCOPY_NAA_IEEE_REGEX_LEN 16 #define XCOPY_MAX_SECTORS 1024 /* * SPC4r37 6.4.6.1 * Table 150 — CSCD descriptor ID values */ #define XCOPY_CSCD_DESC_ID_LIST_OFF_MAX 0x07FF enum xcopy_origin_list { XCOL_SOURCE_RECV_OP = 0x01, XCOL_DEST_RECV_OP = 0x02, }; struct xcopy_pt_cmd; struct xcopy_op { int op_origin; struct se_cmd *xop_se_cmd; struct se_device *src_dev; unsigned char src_tid_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; struct se_device *dst_dev; unsigned char dst_tid_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; unsigned char local_dev_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; sector_t src_lba; sector_t dst_lba; unsigned short stdi; unsigned short dtdi; unsigned short nolb; unsigned int dbl; struct xcopy_pt_cmd *src_pt_cmd; struct xcopy_pt_cmd *dst_pt_cmd; u32 xop_data_nents; struct scatterlist *xop_data_sg; struct work_struct xop_work; }; /* * Receive Copy Results Sevice Actions */ #define RCR_SA_COPY_STATUS 0x00 #define RCR_SA_RECEIVE_DATA 0x01 #define RCR_SA_OPERATING_PARAMETERS 0x03 #define RCR_SA_FAILED_SEGMENT_DETAILS 0x04 /* * Receive Copy Results defs for Operating Parameters */ #define RCR_OP_MAX_TARGET_DESC_COUNT 0x2 #define RCR_OP_MAX_SG_DESC_COUNT 0x1 #define RCR_OP_MAX_DESC_LIST_LEN 1024 #define RCR_OP_MAX_SEGMENT_LEN 268435456 /* 256 MB */ #define RCR_OP_TOTAL_CONCURR_COPIES 0x1 /* Must be <= 16384 */ #define RCR_OP_MAX_CONCURR_COPIES 0x1 /* Must be <= 255 */ #define RCR_OP_DATA_SEG_GRAN_LOG2 9 /* 512 bytes in log 2 */ #define RCR_OP_INLINE_DATA_GRAN_LOG2 9 /* 512 bytes in log 2 */ #define RCR_OP_HELD_DATA_GRAN_LOG2 9 /* 512 bytes in log 2 */ extern int target_xcopy_setup_pt(void); extern void target_xcopy_release_pt(void); extern sense_reason_t target_do_xcopy(struct se_cmd *); extern sense_reason_t target_do_receive_copy_results(struct se_cmd *); ecommit diff

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