FIGURE 5 - PME/SCI LOGIC
PME_EN
Registers
PME_STS
Registers
PME_STS1 Register
PME_EN1 Register
CIR
EN_CIR
RI2
EN_RI2
RI1
From
SMI/PME
Device
Interrupt
Block
EN_RI1
KBD
EN_KBD
EN_MOUSE
EN_RING
EN_RTC
EN_DEVINT
MOUSE
RING
RTC
MUX
0 0
nPME
nSCI
IRQ9
nPME
pin
0 1
1 0
DEV_INT
PME_STS
PME_EN
Bit[6]
Bits[6:5]
of IRQ
Mux Control
Register
Bit[5]
PME_STS2 Register
PME_EN2 Register
GP10
EN_GP10
EN_GP11
EN_GP12
EN_GP13
EN_GP14
EN_GP15
EN_GP16
EN_GP17
GP11
GP12
GP13
GP14
GP15
GP16
GP17
nSCI
on IRQx
pin
GPE_STS
Register
GPE_EN
Register
SCI_STS1
GPE_STS.0
SCI_EN1
nSCI
on Serial
IRQx
GPE_EN.0
SCI_EN
PM1_BLK
PWRBTN_STS
RTC_STS
Bit[2] of IRQ Mux
Control Register
PWRBTN_EN
RTC_EN
nPowerOn
Key to Symbols
WAK_STS
Enable bit
Sticky Status bit: Cleared by software
writing a ‘1’ to its bit location
WAK_CTRL
167
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