
I/O Address Map
I/O Address | Function |
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PCI configuration register | |
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IRQ Assignment Map
Interrupt Channel | Function(Hardware) |
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IRQ00 | System Timer |
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IRQ01 | Keyboard |
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IRQ03 | IrDA Fast Infrared Port |
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IRQ04 | Communications Port (COM1) |
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IRQ05 | LAN, USB |
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IRQ06 | Free |
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IRQ07 | Free |
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IRQ08 | System CMOS / realtime clock |
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IRQ09 | SCI IRQ used by ACPI bus, Wireless LAN |
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IRQ10 | USB, Modem, VGA, MultiMedia Bay, 1394, Audio |
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IRQ11 | O2 Micro Smart CardBus Reader |
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IRQ12 | Synaptics PS/2 port pointing device |
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IRQ13 | Numeric data processor |
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IRQ14 | 1st EIDE device (hard disk) |
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IRQ15 | 2nd EIDE device |
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DMA Channel Assignment |
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DMA Channel | Function (Hardware) |
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DRQ0 | Reserved |
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DRQ1 | IrDA Fast Infrared Port |
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DRQ2 | Reserved |
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DRQ3 | ECP printer port (LPT1) |
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DRQ4 | DMA controller |
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DRQ5 | Reserved |
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DRQ6 | Reserved |
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DRQ7 | Reserved |
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Chapter 1 | 31 |