Q-Logic 2-Gb Fibre Channel to PCI-X Host Bust Adapter, FC2354601-00 A, SANblade 2300 - page 22

2 – QLA2340/2340L
Fast!UTIL
2-10 FC2354601-00 A
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■Extended Control Block. This setting enables all other extended firmware
settings. The default is Enabled.
■RIO Operation Mode. This setting specifies the reduced interrupt operation
(RIO) modes, if supported by the software driver. RIO modes allow posting
multiple command completions in a single interrupt (see table 2-4). The
default is 0.
■Connection Options. This setting defines the type of connection (loop or
point-to-point) or connection preference (see table2-5). The default is 2.
■Class 2 Service. This setting enables Class2 service parameters to be
provided during all automatic logins (loop ports). The default is Disabled.
■ACK0. This setting determines the type of ACK used. When this setting is
Enabled, sequence ACK is used. When this setting is Disabled, frame ACK
is used. The default is Disabled.
NOTE: The Class 2 Service setting must be Enabled to use the ACK0
setting.
■Fibre Channel Tape Support. This setting enables FCP-2 recovery. The
default is Enabled.
Interrupt Delay Timer 0–255 0
Data Rate 0, 1, 2 2
Table 2-4. RIO Operation Modes
Option Operation Mode
0No multiple responses
1Multiple responses, 16-bit handles, interrupt host
2Multiple responses, 32-bit handles, interrupt host
3Multiple responses, 16-bit handles, delay host interrupt
4Multiple responses, 32-bit handles, delay host interrupt
Table 2-5. Connection Options
Option Type of Connection
0Loop only
1Point-to-point only
2Loop preferred, otherwise point-to-point
Table 2-3. Extended Firmware Settings (Continued)
Setting Options Default