NH82801FBM S L89K Intel, NH82801FBM S L89K Datasheet - Page 154

• Manufacturer Part Number: NH82801FBM S L89K
• Manufacturer: Intel

Specifications of NH82801FBM S L89K

• Lead Free Status / RoHS Status: Compliant

Functional Description
154
Table 5-27. Causes of SMI# and SCI (Sheet 1 of 2)
Table 5-27
programmed to cause either an SMI# or SCI. The usage of the event for SCI (instead of SMI#) is
typically associated with an ACPI-based system. Each SMI# or SCI source has a corresponding
enable and status bit.
PME#
PME_B0 (internal EHCI controller)
PCI Express* PME Messages
PCI Express Hot Plug Message
Power Button Press
Power Button Override (Note 6)
RTC Alarm
Ring Indicate
AC ’97 wakes
USB#1 wakes
USB#2 wakes
USB#3 wakes
USB#4 wakes
THRM# pin active
ACPI Timer overflow (2.34 sec.)
Any GPI
TCO SCI Logic
TCO SCI message from (G)MCH
TCO SMI Logic
TCO SMI — Year 2000 Rollover
TCO SMI — TCO TIMEROUT
TCO SMI — OS writes to
TCO_DAT_IN register
TCO SMI — Message from
(G)MCH
TCO SMI — NMI occurred (and
NMIs mapped to SMI)
TCO SMI — INTRUDER# signal
goes active
TCO SMI — Change of the
BIOSWP bit from 0 to 1
TCO SMI — Write attempted to
BIOS
7
shows which events can cause an SMI# and SCI. Note that some events can be
Cause
1-5
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
No
No
No
SCI
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SMI
Intel
®
PME_EN=1
PME_B0_EN=1
PCI_EXP_EN=1
(Not enabled for SMI)
HOT_PLUG_EN=1
(Not enabled for SMI)
PWRBTN_EN=1
None
RTC_EN=1
RI_EN=1
AC97_EN=1
USB1_EN=1
USB2_EN=1
USB3_EN=1
USB4_EN=1
THRM_EN=1
TMROF_EN=1
GPI[x]_Route=10 (SCI)
GPI[x]_Route=01 (SMI)
GPE0[x]_EN=1
TCOSCI_EN=1
none
TCO_EN=1
none
none
none
none
NMI2SMI_EN=1
INTRD_SEL=10
BLD=1
BIOSWP=1
I/O Controller Hub 6 (ICH6) Family Datasheet
Additional Enables
PME_STS
PME_B0_STS
PCI_EXP_STS
HOT_PLUG_STS
PWRBTN_STS
PRBTNOR_STS
RTC_STS
RI_STS
AC97_STS
USB1_STS
USB2_STS
USB3_STS
USB4_STS
THRM_STS
TMROF_STS
GPI[x]_STS
GPE0_STS
TCOSCI_STS
MCHSCI_STS
TCO_STS
NEWCENTURY_STS
TIMEOUT
OS_TCO_SMI
MCHSMI_STS
NMI2SMI_STS
INTRD_DET
BIOSWR_STS
BIOSWR_STS
Where Reported