Mode Select (10)
Julyl 2017 Command Set 81
Fibre Channel Disconnect/Reconnect Page (HP Bridged)
TABLE 4-38 shows the format of the Mode Sense Fibre Channel Disconnect/
Reconnect page.
TABLE 4-38 Fibre Channel Disconnect/reconnect Page
Byte
Bit
76543210
0 PS SPF Page Code (02h)
1 Page length (0Eh)
2 Buffer Full Ratio
3 Buffer Empty Ratio
4 to 5 (MSB) Bus Inactivity Limit
(LSB)
6 to 7 (MSB) Disconnect Time Limit
(LSB)
8 to 9 (MSB) Connect Time Limit
(LSB)
10 to 11 (MSB) Maximum Burst Size
(LSB)
12 EMPD FAA FAB FAC Restricted
13 Reserved
14 to 15 (MSB) First Burst Size
(LSB)
Mode Sense: Fibre Channel Disconnect/Reconnect Page Definitions
PS The parameters Saveable bit is set to 0.
SPF The library returns a value of:
0 = SubPage Format bit, indicating that page_0 format is being used
Page Code This field is set to:
02h that identifies the page as the Disconnect/Reconnect page
Buffer Full Ratio This field indicates the device server, during read operations, how full the
buffer should be prior to requesting an interconnect tenancy.
Buffer Empty Ratio This field indicates the device server, during write operations, how empty the
buffer should be prior to transmitting an FCP_XFER_RDY IU that requests the
initiator to send data.
Bus Inactivity Limit This field indicates the maximum time that the target is permitted to maintain
an interconnect tenancy without data or information transfer, measured in
transmission word increments.
The value 0000h indicates that there is no bus inactivity limit.