manuais Adaptec AIC-6915

Adaptec AIC-6915 Informações Técnicas (190 páginas)

Marca: Adaptec | Categoria: Recetor | Tamanho: 1.56 MB |

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AIC-6915

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© 1998, Adaptec, Inc

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Electronic Support

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Technical and Product Support

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Contents

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4 PCI Module Architecture

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7 Register Descriptions

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8 Sample Driver

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▼ ▼ ▼ ▼

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Introduction

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Ethernet

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Internal Buffer Management

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32/64-bit PCI

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Block Diagram

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Receive Architecture

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Producer and Consumer Indices

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Receive DMA Descriptor Queues

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Normal Mode

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Polling Mode

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32-bit Addressing Mode

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64-bit Addressing Mode

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Accepting frames

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Start Index

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Transmit Architecture

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CALTCP bit to zero in the

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Transmit Data Structure

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Transmit Register Set

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PCI Module Architecture

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PCI Block Diagram

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PCI Master Module

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64-bit PCI Bus Master

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Arbitration

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Power Management

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Retry Function

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Response to PCI Commands

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Configuration Address Space

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Expansion ROM Address Space

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Memory Address Space

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Illegal Behavior

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Frame Processor Architecture

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Wake-up Mode

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Transmit Checksum Accelerator

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GFP Address Space

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External Registers

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Instruction Formats

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AIC-6915 Internal Registers

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AIC-6915 Address Space

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AIC-6915 PCI Address Map

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Terminology

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PCI Registers

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Byte Address: 04h - 05h

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2:0 r 0 AddressSpaceIndicator

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Byte Address: 34h

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Byte Address: 3Ch

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Byte Address: 3Fh

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Byte Address: 40h - 43h

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Byte Address: 54h - 57h

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Ethernet Registers

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Type: R/W

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Byte Address: 74h - 77h

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Register Descriptions

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Transmit Registers

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OMPLETION

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Byte Address: BCh - BFh

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Byte Address: C0h - C3h

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Receive Registers

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Byte Address: F8h- FBh

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PCI Diagnostic Registers

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Byte Address: 0104h - 0107h

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Byte Address: 011Ch - 011Fh

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PCI CardBus Registers

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Byte Address: 013Ch - 013Fh

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Additional Ethernet Registers

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MAC Control Registers

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Byte Address: 5004h- 5007h

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Byte Address: 5070h - 5073h

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Address Filtering Registers

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MAC Statistic Registers

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Sample Driver

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// configuration space

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Receive Process

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Type 2 Completion Descriptor

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Type 3 Completion Descriptor

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32-bit buffer descriptor

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64-bit buffer descriptor

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Two Receive Queues

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Receive Polling Model

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Receive Initialization

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Receive Interrupt Handling

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Transmit Process

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Type 0 descriptor

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Type 1 descriptor

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Two Transmit Queues

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Transmit Initialization

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Transmit Handling

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AIC-6915 DDK Features

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DDK Development Environment

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