4 power management – Endura RADISYS KP915GV User Manual

Page 45

Advertising
background image

KP915GV Product Manual

45

Lock option for the configuration and data of each output pin

15 GPIO ports generate IRQ/SMI/SIOPME# for wake-up events; each GPIO has
separate:

Enable control of event status routing to IRQ

Enable control of event status routing to SMI

Enable control of event status routing to SIOPME# (via SWC)

Polarity and edge/level selection

Programmable de-bouncing

3.3.4.4 Power

Management

Supports ACPI Specification Revision 2.0b, July 27, 2000

System Wake-Up Control (SWC)

Optional routing of events to generate SCI (SIOPME#) on detection of:

Keyboard or Mouse events

Ring Indication RI on each of the two serial ports

General-Purpose Input Events from 15 GPIO pins

IRQs of the Keyboard and Mouse Controller

IRQs of the other internal modules

Optional routing of the SCI (SIO PME#) to generate IRQ (SERIRQ)

Implements the GPE1_BLK of the ACPI General Purpose (Generic)
Register blocks with child” events

VSB3-powered event detection and event-logic configuration

Enhanced Power Management (PM), including:

Special configuration registers for power down

Low-leakage pins

Low-power CMOS technology

Ability to disable all modules

High-current LED drivers control (two LEDs) for power status indication
with:

Standard blinking, controlled by software

Advanced blinking, controlled by power supply status, sleep state or
software

Special blinking, controlled by power supply status, sleep state and
software bit

VBAT-powered indication of the Main power supply state before an AC
power failure

Keyboard Events

Wake-up on any key

Advertising