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©2008 Advanced Micro Devices, Inc.
SMBus Module and ACPI Block (Device 20, Function 0)
AMD SB600 Register Reference Manual Proprietary Page 170
FakeAsrEn– RW – 8 bits – [PM_Reg:8Fh]
Field Name Bits Default Description
MaskNbBmStsSet 5 0b When set, BmStsSet message from NB will not cause wake up
from C state.
MemRstDisable 6 0b When set, the memory reset function at DDR_RST# pin will be
disabled and can be used as GPM5#
DisableOtherIrq8 7 0b When set, other source of interrupt 8 (serial IRQ, HPET) will
not be routed to the SCI. Only RTC interrupt will be routed to
the SCI
FakeAsrEn register
GEVENTOUT – RW – 8 bits – [PM_Reg:90h]
Field Name Bits Default Description
GEVENTOUT 7:0 00h GEVENT[7:0] output value
GEVENTOUT register
GEVENTEN – RW – 8 bits – [PM_Reg:91h]
Field Name Bits Default Description
GEVENTEN 7:0 FFh GEVENT[7:0] output enable
0: Enable
1: Tristate
GEVENTEN register
GEVENTIN – RW – 8 bits – [PM_Reg:92h]
Field Name Bits Default Description
GEVENTIN 7:0 -- GEVENT[7:0] input status
GEVENTIN register
GPM98OUT – RW – 8 bits – [PM_Reg:94h]
Field Name Bits Default Description
GPM98OUT 1:0 00b GPM[9:8] output value
Reserved 7:2
GPM98OUT register
GPM98EN – RW – 8 bits – [PM_Reg:95h]
Field Name Bits Default Description
GPM98EN 1:0 11b GPM[9:8] output enable
0: Enable
1: Tristate
Reserved 7:2 00h
GPM98EN register
GPM98IN – RW – 8 bits – [PM_Reg:96h]
Field Name Bits Default Description
GPM98IN 1:0 -- GPM[9:8] input status
Reserved 7:2 00h
GPM98IN register