Datasheet

Intel® Xeon® Processor D-1500 Product Family and System Clocks
46 Intel® Xeon® Processor D-1500 Product Family
Datasheet - Volume 1 of 4: Integrated Platform Controller Hub
March 2015
19:16 CLKRQ# Select for CLKOUT_PCIE4_P/N — R/W. Select version of external input CLKRQ# for
dynamic control of the output CLKOUT_PCIE4_P/N.
0000 = PCIECLKRQ0# controls CLKOUT_PCIE4_P/N
0001 = PCIECLKRQ1# controls CLKOUT_PCIE4_P/N
0010 = PCIECLKRQ2# controls CLKOUT_PCIE4_P/N
0011 = PCIECLKRQ3# controls CLKOUT_PCIE4_P/N
0100 = PCIECLKRQ4# controls CLKOUT_PCIE4_P/N (Default)
0101 = PCIECLKRQ5# controls CLKOUT_PCIE4_P/N
0110 = PCIECLKRQ6# controls CLKOUT_PCIE4_P/N
0111 = PCIECLKRQ7# controls CLKOUT_PCIE4_P/N
1000 = PEG_A_CLKRQ# controls CLKOUT_PCIE4_P/N
1001 = PEG_B_CLKRQ# controls CLKOUT_PCIE4_P/N
1010 – 1111 = RSVD
15:12 CLKRQ# Select for CLKOUT_PCIE3_P/N — R/W. Select version of external input CLKRQ# for
dynamic control of the output CLKOUT_PCIE3_P/N.
0000 = PCIECLKRQ0# controls CLKOUT_PCIE3_P/N
0001 = PCIECLKRQ1# controls CLKOUT_PCIE3_P/N
0010 = PCIECLKRQ2# controls CLKOUT_PCIE3_P/N
0011 = PCIECLKRQ3# controls CLKOUT_PCIE3_P/N (Default)
0100 = PCIECLKRQ4# controls CLKOUT_PCIE3_P/N
0101 = PCIECLKRQ5# controls CLKOUT_PCIE3_P/N
0110 = PCIECLKRQ6# controls CLKOUT_PCIE3_P/N
0111 = PCIECLKRQ7# controls CLKOUT_PCIE3_P/N
1000 = PEG_A_CLKRQ# controls CLKOUT_PCIE3_P/N
1001 = PEG_B_CLKRQ# controls CLKOUT_PCIE3_P/N
1010 – 1111 = RSVD
11:8 CLKRQ# Select for CLKOUT_PCIE2_P/N — R/W. Select version of external input CLKRQ# for
dynamic control of the output CLKOUT_PCIE2_P/N.
0000 = PCIECLKRQ0# controls CLKOUT_PCIE2_P/N
0001 = PCIECLKRQ1# controls CLKOUT_PCIE2_P/N
0010 = PCIECLKRQ2# controls CLKOUT_PCIE2_P/N (Default)
0011 = PCIECLKRQ3# controls CLKOUT_PCIE2_P/N
0100 = PCIECLKRQ4# controls CLKOUT_PCIE2_P/N
0101 = PCIECLKRQ5# controls CLKOUT_PCIE2_P/N
0110 = PCIECLKRQ6# controls CLKOUT_PCIE2_P/N
0111 = PCIECLKRQ7# controls CLKOUT_PCIE2_P/N
1000 = PEG_A_CLKRQ# controls CLKOUT_PCIE2_P/N
1001 = PEG_B_CLKRQ# controls CLKOUT_PCIE2_P/N
1010 – 1111 = RSVD
7:4 CLKRQ# Select for CLKOUT_PCIE1_P/N — R/W. Select version of external input CLKRQ# for
dynamic control of the output CLKOUT_PCIE1_P/N.
0000 = PCIECLKRQ0# controls CLKOUT_PCIE1_P/N
0001 = PCIECLKRQ1# controls CLKOUT_PCIE1_P/N (Default)
0010 = PCIECLKRQ2# controls CLKOUT_PCIE1_P/N
0011 = PCIECLKRQ3# controls CLKOUT_PCIE1_P/N
0100 = PCIECLKRQ4# controls CLKOUT_PCIE1_P/N
0101 = PCIECLKRQ5# controls CLKOUT_PCIE1_P/N
0110 = PCIECLKRQ6# controls CLKOUT_PCIE1_P/N
0111 = PCIECLKRQ7# controls CLKOUT_PCIE1_P/N
1000 = PEG_A_CLKRQ# controls CLKOUT_PCIE1_P/N
1001 = PEG_B_CLKRQ# controls CLKOUT_PCIE1_P/N
1010 – 1111 = RSVD
Bit Description