USB Port
Item | Specification |
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Universal HCI | USB 1.1 |
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USB Class | Support legacy keyboard for legacy mode |
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Memory Address Map
| Address | Size | Function |
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000000 | - 07FFFF | 512KBytes | Host Memory |
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080000 | - 09FFFF | 128KBytes | Host/PCI Memory |
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0A0000 - 0BFFFF | 128KBytes | PCI/ISA Video Buffer Memory | |
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0C0000 - 0C7FFF | 32KBytes | Video BIOS Memory | |
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0C8000 - 0DFFFF | 96Kbytes | ISA Card BIOS & Buffer Memory | |
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0E0000 - 0EFFFF | 64Kbytes | BIOS Extension Memory | |
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| Setup and Post Memory |
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| PCI Development BIOS |
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0F0000 - 0FFFFF | 64Kbytes | System BIOS Memory | |
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100000 | - UPPER LIMIT |
| Main Memory |
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UPPER LIMIT - 4GBytes |
| PCI Memory | |
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PCI INTx# and IDSEL Assignment Map
PCI INTx # | PCI Devices | Device IDSEL: ADxx |
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INTA# | N | |
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INTB# | AD20 | |
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INTC# | AD22 | |
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INTD# | AD24 | |
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PCI Slot IRQ Routing Map
PCI INTX# | INTA | INTB | INTC | INTD | Bus Mastering |
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PCI slot 1 | Route 4 | Route 1 | Route 2 | Route 3 | Enabled |
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PCI slot 2 | Route 3 | Route 4 | Route 1 | Route 2 | Enabled |
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PCI slot 3 | Route 2 | Route 3 | Route 4 | Route 1 | Enabled |
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Chapter 1 | 17 |
