AMD SB600 User Manual
Page 145

©2008 Advanced Micro Devices, Inc.
SMBus Module and ACPI Block (Device 20, Function 0)
AMD SB600 Register Reference Manual
Proprietary
Page 145
AcpiEn - RW – 8 bits - [PM_Reg: 10h]
Field Name
Bits
Default
Description
EOSEnale
0
0b
Set 1 by software and clear by hardware. This bit needs to
be set in order to generate SMI#/SCI
RTC_En_En
1
0b
RTC_EN enable bit. When this bit is set, RTC_EN
(AcpiPmEvtBlk, index x02, bit 10) is visible; otherwise, it is
always 0
Reserved 2
0b
TMR_En_En
3
0b
TMR_EN enable bit. When this bit is set, TM_EN
(AcpiPmEvtBlk, index x02, bit 0) is visible; otherwise, it is
always 0
LEVENT_EN_EN
4
0b
LEVENT_EN enable bit. When this bit is set, LEVENT_EN
(AcpiGpe0Blk, index x04, bit 8) is visible; otherwise, it is
always 0
GBL_EN_EN
5
0b
GBL_EN enable bit. When this bit set, GBL_EN
(AcpiPmEvtBlk, index x02, bit 5) is visible; otherwise, it is
always 0
PciExpWakeDisEn
6
0b
PciExpWakeDis enable bit. When this bit is set,
PciExpWakeDis (AcpiPmEvtBlk, index x02, bit 14) is visible;
otherwise, it is always 1
GpioToGEventSel
7
0b
This bit is applicable to ASIC Revision A12 and above.
0: ACPI_EVENT[30] register is routed to use GPIO2 as input
1: ACPI_EVENT[30] register is routed to use GPIO66 as
input
S1AgpStpEn - RW – 8 bits - [PM_Reg: 11h]
Field Name
Bits
Default
Description
S1AgpStpEn
0
0b
AgpStp enable in S1 state
1: Enable
0: Disable
Reserved 7:1
00h
S1AgpStpEn register.
PmTmr2InitValue - RW – 8 bits - [PM_Reg: 12h]
Field Name
Bits
Default
Description
PmTmr2InitValue
7:0
00h
PmTmr2 load value
PmTmr2InitValue register.
PmTmr2CurValue - R – 8 bits - [PM_Reg: 13h]
Field Name
Bits
Default
Description
PmTmr2CurValue
7:0
--
PmTmr2 current value
PmTmr2CurValue register.