Operating instructions

20-6
SCSI REFERENCE 1012975
CHAPTER 20—RESERVE (16h OR 56h)
 A reserved bit is set to 1 in the CDB.
 A parameter in the CDB or element descriptor data is invalid (see Table 20-1
for sense data).
Table 20-1 Invalid parameters in the RESERVE CDB and element descriptor data
Sense
Key
ASC ASCQ
SKSV
Bit
C/D
Bit
BPV
Bit
Bit
Pointer
Field
Pointer
Error
5h 1Ah 00h 1 1 0 0 0003h Invalid Element List Length.
5h 24h 00h 1 1 1 3h 0001h Error in Third Party Device field.
5h 24h 00h 1 1 1 4h 0001h Error in 3rdPty field.
5h 26h 00h 1 1 1 — —
A reserved bit is set in the CDB. The
pointers point to the bit in error.
5h 26h 00h 1 0 0 0 0000h
a
Reserved field not 0.
5h 26h 00h 1 0 0 0 0001h
a
Reserved field not 0.
5h 26h 02h 1 0 0 0 —
b
Overlapped element address in element
list descriptor.
5h 26h 02h 1 0 0 0 0004h
a
Invalid element address.
5h 26h 02h 1 1 0 0 0002h
a
Element reservation attempted when
LUN is already reserved by this initiator.
a
You can send more than one Element List Descriptor at a time. Add six to this field pointer value for each subsequent descriptor.
b
The Field Pointer depends on the number of element descriptors sent.