1 #include <target/target_core_base.h> 2 3 #define XCOPY_TARGET_DESC_LEN 32 4 #define XCOPY_SEGMENT_DESC_LEN 28 5 #define XCOPY_NAA_IEEE_REGEX_LEN 16 6 #define XCOPY_MAX_SECTORS 1024 7 8 enum xcopy_origin_list { 9 XCOL_SOURCE_RECV_OP = 0x01, 10 XCOL_DEST_RECV_OP = 0x02, 11 }; 12 13 struct xcopy_pt_cmd; 14 15 struct xcopy_op { 16 int op_origin; 17 18 struct se_cmd *xop_se_cmd; 19 struct se_device *src_dev; 20 unsigned char src_tid_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; 21 struct se_device *dst_dev; 22 unsigned char dst_tid_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; 23 unsigned char local_dev_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; 24 25 sector_t src_lba; 26 sector_t dst_lba; 27 unsigned short stdi; 28 unsigned short dtdi; 29 unsigned short nolb; 30 unsigned int dbl; 31 32 struct xcopy_pt_cmd *src_pt_cmd; 33 struct xcopy_pt_cmd *dst_pt_cmd; 34 35 u32 xop_data_nents; 36 struct scatterlist *xop_data_sg; 37 struct work_struct xop_work; 38 }; 39 40 /* 41 * Receive Copy Results Sevice Actions 42 */ 43 #define RCR_SA_COPY_STATUS 0x00 44 #define RCR_SA_RECEIVE_DATA 0x01 45 #define RCR_SA_OPERATING_PARAMETERS 0x03 46 #define RCR_SA_FAILED_SEGMENT_DETAILS 0x04 47 48 /* 49 * Receive Copy Results defs for Operating Parameters 50 */ 51 #define RCR_OP_MAX_TARGET_DESC_COUNT 0x2 52 #define RCR_OP_MAX_SG_DESC_COUNT 0x1 53 #define RCR_OP_MAX_DESC_LIST_LEN 1024 54 #define RCR_OP_MAX_SEGMENT_LEN 268435456 /* 256 MB */ 55 #define RCR_OP_TOTAL_CONCURR_COPIES 0x1 /* Must be <= 16384 */ 56 #define RCR_OP_MAX_CONCURR_COPIES 0x1 /* Must be <= 255 */ 57 #define RCR_OP_DATA_SEG_GRAN_LOG2 9 /* 512 bytes in log 2 */ 58 #define RCR_OP_INLINE_DATA_GRAN_LOG2 9 /* 512 bytes in log 2 */ 59 #define RCR_OP_HELD_DATA_GRAN_LOG2 9 /* 512 bytes in log 2 */ 60 61 extern int target_xcopy_setup_pt(void); 62 extern void target_xcopy_release_pt(void); 63 extern sense_reason_t target_do_xcopy(struct se_cmd *); 64 extern sense_reason_t target_do_receive_copy_results(struct se_cmd *); 65