user manual

SAS Interface
84 C141-C013
1.6.2.2 TASK information unit
Table 1.36 defines the task management function IU. The TASK frame is sent by
an SSP INIT port to request that a task management function be processed by the
task manager in a logical unit.
Table 1.36 TASK information unit
Bit
Byte
7 6 5 4 3 2 1 0
0 (MSB)
7
LOGICAL UNIT NUMBER
(LSB)
8 Reserved
9 Reserved
10 TASK MANAGEMENT FUNCTION
11 Reserved
12 (MSB)
13
TAG OF TASK TO BE MANAGED
(LSB)
14
27
Reserved
The LOGICAL UNIT NUMBER field contains the address of the logical unit.
Table 1.37 contains the definition of the TASK MANAGEMENT FUNCTION
field. However, drives do not support the CLEAR ACA task management
function listed in Table 1.37.