Teledyne LeCroy SAS Sample Test Suite - Manual (Page 54)

SAS Sample Test Suite
Error Conditions – Frames Received from Initiator (Test Group C) 54
Command and/or Task Tag Error Detection and Response (TestC.26.1)
SAS target ports shall.
SSP ERROR HANDLING – Duplicate Command Tag recovery sequence(TestC.26.1)
Test Procedure:
1. The Testing Station is instructed to start and complete a phy Reset sequence followed by an
Identify sequence with the DUT. Since the DUT is a target, the Testing Station is instructed
to transmit an Identify Address frame indicating that it is a SAS Initiator.
2. Test Station is instructed to initiate a WRITE10 command to DUT and wait for DUT
XFER_RDY response.
3. The Test Station is then instructed to send 2 additional WRITE10 Commands using the same
TAGs not of the first write command.
4. And, the Test Station is then instructed to send the DATA frame from the first write request.
Observable Results: Verify that the DUT responses the proper RESPONSE frame CHECK CONDITION
with Response Code set to OVERLAPPING INITIATOR PORT TRANSFER ATTEMPTED.