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CP6500-V
Configuration
ID 28945, Rev. 01
© 2005 Kontron Modular Computers GmbH
Page 4 - 9
P R E L I M I N A R Y
2894
5.01.UG.VC.050304/09095
4
4.3
Onboard PCI Interrupt Routing
The ICH4 provides up to 8 PCI interrupt inputs. The table below describes the connection of
these IRQ signals.
For more information, refer to the INTEL ICH4 data sheet.
4.4
Memory Map
The CP6500-V board uses the standard AT ISA memory map.
4.4.1
Memory Map for the 1st Megabyte
The following table sets out the memory map for the first megabyte:
Table 4-14: PCI Interrupt Routing
ICH4 / IRQ INPUT
PCI DEVICE
CHIPSET DEVICE
PIRQA
PMC INTA
USBI (front)
VGA
PIRQB
PMC INTB
Fast Ethernet I
SMBus
PIRQC
PMC INTC
Fast Ethernet II
USBIII (unused)
PIRQD
PMC INTD
USBII (rear)
PIRQE
CPCI INTA
Free
PIRQF
CPCI INTB
Free
PIRQG
CPCI INTC
Free
PIRQH
CPCI INTD
USB 2.0 controller
Table 4-15: Memory Map for the 1st Megabyte
MEMORY RANGE
SIZE
FUNCTION
0xE0000 – 0xFFFFF
128 k
BIOS implemented in FWH
Reset vector 0xFFFF0
0xD0000 – 0xDFFFF
64 k
Free
0xCC000 – 0xCFFFF
16 k
Free
0xC0000 – 0xCBFFF
48 k
BIOS of the VGA card.
0xA0000 – 0xBFFFF
128 k
Normally used as video RAM as follows:
CGA video: 0xB8000-0xBFFFF
Monochrome video: 0xB0000-0xB7FFF
EGA/VGA video: 0xA0000-0xAFFFF
0x000000 – 0x9FFFF
640 k
DOS reserved memory space
Содержание CP6500-V
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Страница 158: ...26 Chapter 3 Advanced BIOS Setup This page has been intentionally left blank...
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