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Serial bus protocol (sbp) transactions – Teledyne LeCroy FireInspector - Users Manual User Manual

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View Type Fields in 1394 Transaction Rows

There are no View Type Fields in 1394 transaction rows.

Serial Bus Protocol (SBP) Transactions

There are two types of SBP transactions: management agent transactions and command
block (fetch) agent transactions.

Management agent transactions consist of a management agent initiating the transfer of a
management operation request block (ORB), a response to the ORB, and finally Status.
Management agent transaction rows may contain any or all of the fields in Table 5-3.

Command block agent transactions are made of an initiator writing to one of the agent's
registers, and the agent's resulting activity. Command block agent transaction rows may
contain the fields listed in Table 5-4.

Responder

The ID of the target node.

address

The destination offset of the responder.

data_len

The amount of data, in bytes, returned to the responder.

response

The terminal response for the transaction.

# of packets

The number of packets that make up the transaction.

Time Stamp

The Time Stamp value of the first packet in the transaction.

Table 5-3: Fields in SBP management agent transaction rows

Field Heading

Description

Initiator

The ID of the node that initiated the transaction.

Target

The ID of the target node.

LUN

The logical unit number (LUN) to which the transaction applies.

Management

The value of the function field of the management ORB.

Response

The ORB to which the response is returned.

Login ID

The value of the login_ID field.

ORB Status

The value of the resp field of the ORB status block. This field is
expandable and collapsible.

Dead

The value of the d (dead) field of the ORB status block.

sbp_status

The value of the sbp_status field of the ORB status block.

consists of

The number of IEEE 1394 transactions that make up the SBP
transaction.

Table 5-4: Fields in SBP command block (fetch) agent transaction rows

Field Heading

Description

Initiator

The value is the ID of the node that initiated the transaction.

Target

The value is the ID of the target node.

LUN

The value is the logical unit number (LUN) that the transaction applies
to.

Table 5-2: Fields in 1394 transaction rows (Continued)

Field Heading

Description