2 System Board
Devices on the PCI Bus
Devices on the PCI Bus
PCI Device | Device | Device | Function |
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PL/PCI bridge | 440LX PAC | 0 | N/A | 11 | — | — | — | — | |
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Virtual | 440LX PAC | 1 | N/A | 12 | — | — | — | — | |
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PCI/ISA bridge | PIIX4 | 4 | 0 | 15 | — | — | — | — | |
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IDE controller |
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USB Host controller |
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Power Management and SM Bus |
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PCI slot #1 (LAN) - Minitower | 16 | 7 | 18 | A | B | C | D | ||
Backplane Rear Board - Desktop |
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PCI slot #2 - Minitower | 17 | 10 | 21 | D | A | B | C | ||
PCI slot #1 - Desktop |
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PCI slot #3 - Minitower | 18 | 6 | 17 | C | D | A | B | ||
PCI slot #2 - Desktop |
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PCI slot #4 - Minitower | 19 | 12 | 23 | B | C | D | A | ||
PCI slot #3 - Desktop |
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The distribution of the interrupt lines is described more fully on page 83.
Integrated Drive Electronics (IDE)
The IDE controller is implemented as part of the PIIX4 chip (the PCI/ISA bridge). It is driven from the PCI bus, and has
The IDE controller supports two devices (one master and one slave) connected to a single channel. The channel is fitted with an IDE cable with two connectors.
39