Kontron ETX-OH User Manual download pdf (Page 32)

100

ETX-OH / System Resources

5 System Resources

5.1 Interrupt Request (IRQ) Lines

IRQ # Used For Available Comment

0 Timer0 No -

1 Keyboard No -

2 Cascade No -

3 COM2 Dynamic Onboard SIO (Note 1)

4 COM1 Dynamic Onboard SIO (Note 1)

5 - YES -

6 FDC Dynamic Onboard SIO (Note 1)

7 LPT Dynamic Onboard SIO (Note 1)

8 RTC No -

9 ACPI No -

10 COM4 Dynamic External SIO (Note 1)

11 COM3 Dynamic External SIO (Note 1)

12 PS/2 Mouse No -

13 FPU No -

14 ATA Channel 0 No Note (3)

15 ATA Channel 1 No Note (3)

16 LNK A No PCIe RP 0 + HDAudio + PATA Ch#0; Note(4)

17 LNK B No PCIe RP 1 + USB EHCI (#1 #2 #3)+ PATA Ch#1 + SATA Legacy IDE; Note(4)

18 LNK C No AMD Radeon GFX + USB OHCI (#1 #2 #3 #4) + GbE; Note(4)

19 LNK D No SATA + HD Audio; Note(4)

20 LNK E Yes PCI INTA Note(4)

21 LNK F Yes PCI INTB Note(4)

22 LNK G Yes PCI INTC Note(4)

23 LNK H Yes PCI INTD Note(4)

(1) If the “Used For” device is disabled in setup, the corresponding interrupt is available

for other device.

(2) Only one of the two devices can be used at the same time as they share pins.

(3) Unavailable in SATA legacy mode.

(4) ACPI OS decides on particular IRQ usage

5.2 Memory Area

Upper Memory Used for Available Comment

A0000h – BFFFFh VGA Memory No Mainly used by graphic controller

C0000h – CFFFFh VGA BIOS No Used by onboard VGA ROM

E0000h – FFFFFh System BIOS No Fixed

B8000000h-CFFFFFFFh System No Fixed

D0000000h-DFFFFFFFh AMD Radeon GFX No Fixed

D0000000h–FEBFFFFFh PCIe Config Space No Fixed

FEC00000h-FEC000EFh IOxAPIC No Fixed

FEC000F0h-FEC00FFFh System No Fixed

FEC100F0h-FEC10FFFh System No Fixed

FED00000h-FED003FFh HPET No Fixed

FED00400h-FED00FFFh System No Fixed

FED40000h FED44FFFh TPM No Fixed

FED45000h FED8FFFFh TPM No Fixed

FED61000h-FED70FFFh System No Fixed

FED80000h-FED80FFFh System No Fixed

FEE00000h-FEE00FFFh System No Fixed

FFC00000h-FFFFFFFFh BIOS Flash No Fixed

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