NXP Semiconductors QorIQ T2080 - Miscellanies Control and Status Register (MISCCSR)

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Field Function
SFP2_RXLOS 0: SFP+2 RX LOS logic 0
1: SFP+2 RX LOS logic 1(some SFP+ used as RXSD)
7
SFP2_TXFAIL
SFP2_TXFAIL
0: SFP+2 TX FAIL not occurs
1: SFP+2 TX FAIL occurs
3.1.11 Miscellanies control and status register (MISCCSR)
Offset
Register Offset
MISCCSR 15h
Diagram
Bits
0 1 2 3 4 5 6 7
R RUN_MODE
Reserved
POR_EN
Reserved
PEX_PRS TEST_SE...
W
Reset
u 0 0 1 0 0 u u
Fields
Field Function
0
RUN_MODE
RUN_MODE
0: T2080RDB-PC runs as standalone mode
1: T2080RDB-PC runs as PCIe x4 add-in card
1
—
Reserved
2-3
POR_EN
11: Enable POR for software reset command
3-5
—
Reserved
6
PEX_PRS
PEX_PRS
0: PCIe x4 card not present
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NXP Semiconductors
CPLD Specification
QorIQ T2080 Reference Design Board (T2080RDB-PC) User Guide, Rev. 1, 08/2021
User Guide 38 / 44