Kontron EPIC/PM User Manual page 6

19 Power Interface.........................................................................................................55
19.1 Power Interface Connectors............................................................................... 55
19.1.1 ATX Connector Version...................................................................................... 55
19.1.2 AT Connector Version ....................................................................................... 56
19.1.3 Configuration ................................................................................................. 56
19.2 ATX/Reset/2LED Interface................................................................................. 56
19.2.1 Configuration ................................................................................................. 57
20 Watchdog Timer ........................................................................................................58
20.1 Configuration ................................................................................................. 58
20.2 Programming ................................................................................................. 58
20.2.1 Initialization .................................................................................................. 58
20.2.2 Trigger .......................................................................................................... 58
21 Hardware Monitor......................................................................................................59
21.1 Configuration ................................................................................................. 59
22 Important Technology Information ..............................................................................60
22.1 Max CPU Frequency setting................................................................................ 60
22.2 Thermal Monitor and Catastrophic Thermal Protection ............................................ 60
22.2.1 Thermal Monitor ............................................................................................. 60
22.2.2 Catastrophic Thermal Protection ........................................................................ 61
22.3 Processor Performance Control .......................................................................... 61
22.4 Thermal Management....................................................................................... 62
22.4.1 Processor Clock Throttling................................................................................. 62
22.5 I/O APIC vs. 8259 PIC Interrupt mode .................................................................. 63
22.6 Native vs. compatible IDE mode ......................................................................... 63
22.6.1 Compatible IDE Mode ....................................................................................... 63
22.6.2 Native Mode ................................................................................................... 63
22.6.3 Native Mode Configuration ................................................................................ 64
23 Appendix A: System-Resource Allocation ......................................................................65
23.1 Interrupt Request (IRQ) Lines ............................................................................ 65
23.2 Direct Memory Access (DMA) Channels................................................................. 66
23.3 Memory Map................................................................................................... 67
23.3.1 Using Expanded Memory Managers ..................................................................... 67
23.4 I/O Address Map ............................................................................................. 68
23.5 Peripheral Component Interconnect (PCI) Devices ................................................. 69
24 Appendix B: BIOS Operation ........................................................................................70
24.1 Determining the BIOS Version............................................................................ 70
24.2 Configuring the System BIOS ............................................................................. 70
Kontron User's Guide
EPIC/PM
vi
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