Legacy Bridge—Intel® Quark SoC X1000
21.5.2 ACPI GPE0 Block
Table 115. Summary of I/O Registers—GPE0BLK
Offset
Start
0h
4h
10h
14h
18h
28h
2Ch
30h
Offset End
Register ID—Description
Default
Value
3h
“GPE0 Status Register (GPE0STS)—Offset 0h†on page 821
00000000h
7h
“GPE0 Enable Register (GPE0EN)—Offset 4h†on page 822
00000000h
13h
“SMI Enable Register (SMIEN)—Offset 10h†on page 822
00000000h
17h
“SMI Status Register (SMISTS)—Offset 14h†on page 824
00000000h
1Bh
“General Purpose Event Control Register (GPEC)—Offset 18h†on page 825
00000000h
2Bh
“Power Management Configuration Core Well Register (PMCW)—Offset 28h†on
page 825
00000000h
2Fh
“Power Management Configuration Suspend Well Register (PMSW)—Offset 2Ch†on
page 826
00000000h
33h
“Power Management Configuration RTC Well Register (PMRW)—Offset 30h†on page 826 0000000Bh
21.5.2.1 GPE0 Status Register (GPE0STS)—Offset 0h
Access Method
Type: I/O Register
(Size: 32 bits)
GPE0STS: [GPE0BLK] + 0h
GPE0BLK Type: PCI Configuration Register (Size: 32 bits)
GPE0BLK Reference: [B:0, D:31, F:0] + 4Ch
Default: 00000000h
31
28
24
20
16
12
8
4
0
00000000000000000000000000000000
Bit
Default &
Range Access
Description
31:18
17
16
15
14
13
12
11
0b
RO
0b
RW/1C
0b
RW/1C
0b
RW/1C
0b
RW/1C
0b
RW/1C
0b
RW/1C
0b
RW/1C
Reserved (RSV2): Reserved.
PCIE Status (PCIE): Set when an Assert SCI message from PCIe Controller is
received.
Remote Management Unit Status (RMU): Set when an Assert SCI message from the
Remote Management Unit is received.
Device Status (SCLT): Set when the SCI signal from Device:20 or Device:21 goes
active.
GPIO Status (GPIO): Set when a GPIO configured for GPE goes active.
External GPE Status (EGPE): Set when the GPE_B signal goes active.
Thermal Status (THRM): Set anytime THRM_B is received at the state defined by
GPEC.TPOL.
Software GPE Status (SWGPE): Set when GPEC.SWGPE is set.
October 2013
Document Number: 329676-001US
Intel® Quark SoC X1000
DS
821