admin/libiscsi
1
0
Fork 0
Code Issues Pull Requests Actions 2 Packages Projects Releases Wiki Activity

Add support and tests for ExtendedCopy and ReceiveCopyResults

Browse Source 
From sushma.gurram@sandisk.com
Add support to libiscsi and tests for these two opcodes.

Signed-off-by: Ronnie Sahlberg <ronniesahlberg@gmail.com>
This commit is contained in:
Ronnie Sahlberg
2015-08-02 11:47:29 -07:00
parent 4518dfa43c
commit a6f7c06119
17 changed files with 1170 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

82
include/scsi-lowlevel.h
View File

@@ -54,6 +54,8 @@ enum scsi_opcode {
SCSI_OPCODE_MODESENSE10 = 0x5A,
SCSI_OPCODE_PERSISTENT_RESERVE_IN = 0x5E,
SCSI_OPCODE_PERSISTENT_RESERVE_OUT = 0x5F,
SCSI_OPCODE_EXTENDED_COPY = 0x83,
SCSI_OPCODE_RECEIVE_COPY_RESULTS = 0x84,
SCSI_OPCODE_READ16 = 0x88,
SCSI_OPCODE_COMPARE_AND_WRITE = 0x89,
SCSI_OPCODE_WRITE16 = 0x8A,
@@ -148,7 +150,10 @@ enum scsi_sense_key {
EXTERN const char *scsi_sense_key_str(int key);
/* ascq */
#define SCSI_SENSE_ASCQ_NO_ADDL_SENSE 0x0000
#define SCSI_SENSE_ASCQ_SANITIZE_IN_PROGRESS 0x041b
#define SCSI_SENSE_ASCQ_UNREACHABLE_COPY_TARGET 0x0804
#define SCSI_SENSE_ASCQ_COPY_TARGET_DEVICE_NOT_REACHABLE 0x0d02
#define SCSI_SENSE_ASCQ_WRITE_AFTER_SANITIZE_REQUIRED 0x1115
#define SCSI_SENSE_ASCQ_PARAMETER_LIST_LENGTH_ERROR 0x1a00
#define SCSI_SENSE_ASCQ_MISCOMPARE_DURING_VERIFY 0x1d00
@@ -158,6 +163,10 @@ EXTERN const char *scsi_sense_key_str(int key);
#define SCSI_SENSE_ASCQ_INVALID_FIELD_IN_CDB 0x2400
#define SCSI_SENSE_ASCQ_LOGICAL_UNIT_NOT_SUPPORTED 0x2500
#define SCSI_SENSE_ASCQ_INVALID_FIELD_IN_PARAMETER_LIST 0x2600
#define SCSI_SENSE_ASCQ_TOO_MANY_TARGET_DESCRIPTORS 0x2606
#define SCSI_SENSE_ASCQ_UNSUPPORTED_TARGET_DESCRIPTOR_TYPE_CODE 0x2607
#define SCSI_SENSE_ASCQ_TOO_MANY_SEGMENT_DESCRIPTORS 0x2608
#define SCSI_SENSE_ASCQ_UNSUPPORTED_SEGMENT_DESCRIPTOR_TYPE_CODE 0x2609
#define SCSI_SENSE_ASCQ_WRITE_PROTECTED 0x2700
#define SCSI_SENSE_ASCQ_HARDWARE_WRITE_PROTECTED 0x2701
#define SCSI_SENSE_ASCQ_SOFTWARE_WRITE_PROTECTED 0x2702
@@ -348,7 +357,6 @@ EXTERN struct scsi_task *scsi_cdb_testunitready(void);
EXTERN struct scsi_task *scsi_cdb_sanitize(int immed, int ause, int sa,
int param_len);
/*
* REPORTLUNS
*/
@@ -1095,6 +1103,78 @@ EXTERN struct scsi_task *scsi_cdb_writeverify12(uint32_t lba, uint32_t xferlen,
EXTERN struct scsi_task *scsi_cdb_writeverify16(uint64_t lba, uint32_t xferlen, int blocksize, int wrprotect, int dpo, int bytchk, int group_number);
/*
* EXTENDED COPY
*/
#define XCOPY_DESC_OFFSET 16
#define SEG_DESC_SRC_INDEX_OFFSET 4
enum list_id_usage {
LIST_ID_USAGE_HOLD = 0,
LIST_ID_USAGE_DISCARD = 2,
LIST_ID_USAGE_DISABLE = 3
};
enum ec_descr_type_code {
/* Segment descriptors : 0x00 to 0xBF */
BLK_TO_STRM_SEG_DESCR = 0x00,
STRM_TO_BLK_SEG_DESCR = 0x01,
BLK_TO_BLK_SEG_DESCR = 0x02,
STRM_TO_STRM_SEG_DESCR = 0x03,
/* Target descriptors : 0xEO to 0xFE */
IDENT_DESCR_TGT_DESCR = 0xE4,
IPV4_TGT_DESCR = 0xE5,
IPV6_TGT_DESCR = 0xEA,
IP_COPY_SVC_TGT_DESCR = 0xEB
};
enum lu_id_type {
LU_ID_TYPE_LUN = 0x00,
LU_ID_TYPE_PROXY_TOKEN = 0x01,
LU_ID_TYPE_RSVD = 0x02,
LU_ID_TYPE_RSVD1 = 0x03
};
EXTERN struct scsi_task *scsi_cdb_extended_copy(int immed);
/*
* RECEIVE COPY RESULTS
*/
enum scsi_copy_results_sa {
SCSI_COPY_RESULTS_COPY_STATUS = 0,
SCSI_COPY_RESULTS_RECEIVE_DATA = 1,
SCSI_COPY_RESULTS_OP_PARAMS = 3,
SCSI_COPY_RESULTS_FAILED_SEGMENT = 4,
};
EXTERN struct scsi_task *scsi_cdb_receive_copy_results(enum scsi_copy_results_sa sa, int list_id, int xferlen);
struct scsi_copy_results_copy_status {
uint32_t available_data;
uint8_t copy_manager_status;
uint8_t hdd;
uint16_t segments_processed;
uint8_t transfer_count_units;
uint32_t transfer_count;
};
struct scsi_copy_results_op_params {
uint32_t available_data;
uint16_t max_target_desc_count;
uint16_t max_segment_desc_count;
uint32_t max_desc_list_length;
uint32_t max_segment_length;
uint32_t max_inline_data_length;
uint32_t held_data_limit;
uint32_t max_stream_device_transfer_size;
uint16_t total_concurrent_copies;
uint8_t max_concurrent_copies;
uint8_t data_segment_granularity;
uint8_t inline_data_granularity;
uint8_t held_data_granularity;
uint8_t impl_desc_list_length;
uint8_t imp_desc_type_codes[0];
};
void *scsi_malloc(struct scsi_task *task, size_t size);
uint64_t scsi_get_uint64(const unsigned char *c);