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Atari PCI BIOS and device driver specification 1.13

Michael Schwingen, Torsten Lang, Markus Fichtenbauer

1998/11/26 23:06:47

This document describes the software interface which is used by drivers and other system-oriented programs to get access to PCI cards present in Atari-compatible systems. Support for ISA and ISA PnP cards can be added without changes.

1. Introduction

1.1 Related Documents

2. General

2.1 Resources
2.2 Calling Conventions
2.3 Device Handles
2.4 Locating the function entry points
2.5 Interrupt Handlers
2.6 Error codes

3. PCI BIOS functions

3.1 Find PCI device
3.2 Find PCI class code
3.3 Read Configuration {Byte|Word|Longword}
3.4 Read Configuration {Byte|Word|Longword} FAST
3.5 Write Configuration {Byte|Word|Longword}
3.6 Hook Interrupt Vector
3.7 Unhook Interrupt Vector
3.8 Generate Special Cycle
3.9 Get Interrupt Routing Options
3.10 Set Hardware Interrupt
3.11 Get Resource Data
3.12 Memory Read / Memory Write
3.13 IO Read / IO Write
3.14 FAST Memory/IO Read
3.15 Example

4. Driver support functions

4.1 Get|Set card used flag
4.2 Call-back handlers

5. Machine ID

6. PMMU support functions

6.1 Get Pagesize
6.2 Convert virtual to PCI bus address
6.3 Convert PCI bus to virtual address
6.4 Convert virtual to physical CPU address
6.5 Convert physical CPU to virtual address

7. To do/Notes

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