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Functions:
IOCTL_ENABLE_CLKA0_OUTPUT
IOCTL_ENABLE_CLKB0_OUTPUT
IOCTL_ENABLE_CLKA1_OUTPUT
IOCTL_ENABLE_CLKB1_OUTPUT
Possible values:
0x01 = Enables transmission clock
0x00 = Disables transmission clock
12.4.3Recovered Clock
To drive the recovered reference clock to the AdvancedTCA backplane from the AdvancedMC modules, use the following:
Functions:
IOCTL_ENABLE_CLK3A_OUTPUT
IOCTL_ENABLE_CLK3B_OUTPUT
Possible Values:
0x01 = Enables reference clock
0x00 = Disabled reference clock
12.4.4Automatic Switchover
To enable automatic hitless switchover to the redundant reference clock in case of holdover or loss of reference clock, use the following:
Function:
IOCTL_HARDWARE_SWITCHING
Table 127. Automatic Switchover Values
Name | Description | Value |
|
|
|
HW_ENABLE | Enables hardware switchover | 0x80 |
|
|
|
HW_DISABLE | Disables hardware switchover | 0x00 |
|
|
|
12.4.5Automatic Switchover Mode
To define the hardware switchover mode criteria, use the following:
Function:
IOCTL_HARDWARE_SWITCHING_MODE
| Intel NetStructure® MPCBL0010 Single Board Computer |
October 2006 | Technical Product Specification |
Order Number: 304120 | 165 |