Datasheet

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100

Functional Description

Intel® Xeon® Processor D-1500 Product Family 95

Datasheet - Volume 1 of 4: Integrated Platform Controller Hub

March 2015

GPIO[19] Yes Yes GPI[19] Route = 10

GP19_EN=1

(SCI);

GPI[19]_Route=01

ALT_GP19_SMI_EN=1

(SMI)

GP19_STS

ALT_GPI19_SMI_STS

GPIO[21] Yes Yes GPI[21] Route=10

GP21_EN=1

(SCI);

GPI[21]_Route=01

ALT_GP21_SMI_EN=1

(SMI)

GP21_STS

ALT_GPI21_SMI_STS

GPIO[22] Yes Yes GPI[22] Route = 10

GP22_EN=1

(SCI);

GPI[22]_Route=01

ALT_GP22_SMI_EN=1

(SMI)

GP22_STS

ALT_GPI22_SMI_STS

GPIO[43] Yes Yes GPI[43] Route = 10

GP43_EN=1

(SCI);

GPI[43]_Route=01

ALT_GP43_SMI_EN=1

(SMI)

GP43_STS

ALT_GPI43_SMI_STS

GPIO[56] Yes Yes GPI[56] Route = 10

GP56_EN=1

(SCI);

GPI[56]_Route=01

ALT_GP56_SMI_EN=1

(SMI)

GP56_STS

ALT_GPI56_SMI_STS

GPIO[57] Yes Yes GPI[57] Route = 10

GP57_EN=1

(SCI);

GPI[57]_Route=01

ALT_GP57_SMI_EN=1

(SMI)

GP57_STS

ALT_GPI57_SMI_STS

GPIO[60] Yes Yes GPI[60] Route = 10

GP60_EN=1

(SCI);

GPI[60]_Route=01

ALT_GP60_SMI_EN=1

(SMI)

GP60_STS

ALT_GPI60_SMI_STS

TCO SCI message from processor Yes No None BDXSCI_STS

TCO SMI Logic No Yes TCO_EN=1 TCO_STS

TCO SMI

– No Yes None NEWCENTURY_STS

TCO SMI

– TCO TIMEROUT No Yes None TIMEOUT

TCO SMI

– OS writes to TCO_DAT_IN

No Yes None SW_TCO_SMI

TCO SMI

– Internal Message No Yes None BDXSMI_STS

TCO SMI

– NMI occurred (and NMIs

mapped to SMI)

No Yes NMI2SMI_EN=1 NMI2SMI_STS

TCO SMI

– INTRUDER# signal goes active No Yes INTRD_SEL=10 INTRD_DET

Table 3-23. Causes of SMI and SCI (Sheet 2 of 3)

Cause SCI SMI Additional Enables Where Reported