HP Integrity NonStop H-Series - Manual (Page 29)

Interfacing With the Open SCSI I/O Process (IOP)
Open SCSI for Fibre Channel Controller Integrator’s Manual for HP Integrity NonStop NS-Series Servers—
3- 13
The CAM Control Block (CCB)
CCB Structure for Abort SCSI Command
The CCB structure shown in Table 3-4 is used for only one of the supported CAM
operations, Abort SCSI Command. See also Table 3-1 on page 3-9.
CCB Structure for Execute SCSI I/O
The CCB structure shown in Table 3-5 is used for only one of the supported CAM
operations, Execute SCSI I/O. See also Table 3-1 on page 3-9.
Table 3-4. CCB Structure for Abort SCSI Command
Size of Field
(in bytes)
Description
Supported by
Open SCSI IOP?
4 Address of this CCB: the 32-bit address of this
field Yes
2 CCB length: length in bytes of this CCB structure;
must be 20 for Abort SCSI Command CCB Yes
1 CAM operation code (See Table 3-1 on page 3-9.) Yes
1 CAM status (See Table 3-8 on page 3-20.) Yes
Connect ID, which consists of these fields:
1 (Reserved) -
1 Path ID No
1 Target ID No
1 LUN No
4 CAM flags (See Table 3-2 on page 3-10.) Yes
4 Address of CCB to be acted upon Yes
Table 3-5. CCB Structure for Execute SCSI I/O (page 1 of 2)
Size of Field
(in bytes)
Description
Supported by
Open SCSI IOP?
4 Address of this CCB: the 32-bit address of this field Yes
2 CCB length: length in bytes of this CCB structure;
must be 88 for Execute SCSI I/O CCB Yes
1 CAM operation code (See Table 3-1 on page 3-9.) Yes
1 CAM status (See Table 3-8 on page 3-20.) Yes
Connect ID, which consists of these fields:
1 (Reserved) -
1 Path ID No
1 Target ID No
1 LUN No
4 CAM flags (See Table 3-2 on page 3-10.) Yes