User`s manual

Special Topics
5-14 Single Board Computers SCSI Software UserÕs Manual
5
RESL
structures logged- ncr_siop, siop_cns, siop_struc
description- A valid reselection occurred. A device for which a
siop_struc is available, reselected the SIOP. The state of
the command is restored and the SCRIPTS are invoked to
continue execution of the command request.
SGE
structures logged- ncr_siop, siop_cns
description- The SIOP has experienced a SCSI hardware error. No
recovery action is instituted.
SIID
structures logged- ncr_siop
description- The SIOP tried to execute an illegal instruction. SCRIPTS
execution was resumed at a recovery point.
STEP
structures logged- inst1, inst2, inst3, ncr_siop
description- Single step mode has been enabled in the SIOP. Each
instruction executed by the SIOP will be logged.
STO
structures logged- ncr_siop, siop_cns, siop_struc
description- The SIOP selection time out timer has expired. The
Firmware returns status to the user.
UDC
structures logged- ncr_siop, siop_cns, siop_struc
description- The SIOP determined that an unexpected disconnect
occurred. The physically threaded target transitioned to
the
BUS FREE phase. The Firmware returns status to the
user.