Adaptec 1737100 Programmer Manual - Page 5

Contents

Page 5 highlights

w w w w Contents 1 Introduction Features 1-2 General 1-2 Ethernet 1-2 DMA 1-2 Internal Buffer Management 1-3 32/64-bit PCI 1-3 Block Diagram 1-5 Modules 1-6 2 Receive Architecture Features 2-1 Host Data Structures 2-2 Producer and Consumer Indices 2-2 Receive DMA Descriptor Queues 2-2 Normal Mode 2-3 Polling Mode 2-3 32-bit Addressing Mode 2-4 64-bit Addressing Mode 2-4 Completion/Status Descriptor Queue 2-4 Accepting frames 2-5 Completion Descriptor 2-5 3 Transmit Architecture Features 3-1 Transmit Data Structure 3-4 Transmit Register Set 3-5 Transmit DMA Buffer Descriptor Queues 3-5 Type 0, 32-bit Addressing Mode (Frame Descriptor) 3-5 Type 1 (Generic), 32-bit Addressing Mode (Buffer Descriptor) 3-8 Type 2 (Generic), 64-bit Addressing Mode (Buffer Descriptor) 3-8 Type 3, 32-bit Addressing Mode (Frame Descriptor) 3-9 Type 4, 32-bit Addressing Mode (Frame Descriptor) 3-9 Transmit Completion Queue Entry 3-10 Document Title: AIC-6915 Ethernet LAN Controller Programmer's Manual Stock Number: xxxxxx-xx Rev. x Page: Front Matter-iii iii Print Spec Number: xxxxxx-xx Rev. x Current Date: 10/10/98 ECN Date: xx/xx/xx

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iii
Document Title:
AIC-6915 Ethernet LAN Controller Programmer’s
Manual
Stock Number: xxxxxx-xx Rev. x
Page: Front Matter-iii
Print Spec Number: xxxxxx-xx Rev. x
Current Date: 10/10/98
ECN Date: xx/xx/xx
▼▼▼▼
Contents
1
Introduction
Features 1-2
General 1-2
Ethernet 1-2
DMA 1-2
Internal Buffer Management
1-3
32/64-bit PCI
1-3
Block Diagram
1-5
Modules 1-6
2
Receive Architecture
Features 2-1
Host Data Structures
2-2
Producer and Consumer Indices
2-2
Receive DMA Descriptor Queues
2-2
Normal Mode
2-3
Polling Mode
2-3
32-bit Addressing Mode
2-4
64-bit Addressing Mode
2-4
Completion/Status Descriptor Queue
2-4
Accepting frames
2-5
Completion Descriptor
2-5
3
Transmit Architecture
Features 3-1
Transmit Data Structure
3-4
Transmit Register Set
3-5
Transmit DMA Buffer Descriptor Queues
3-5
Type 0, 32-bit Addressing Mode (Frame Descriptor)
3-5
Type 1 (Generic), 32-bit Addressing Mode (Buffer Descriptor)
3-8
Type 2 (Generic), 64-bit Addressing Mode (Buffer Descriptor)
3-8
Type 3, 32-bit Addressing Mode (Frame Descriptor)
3-9
Type 4, 32-bit Addressing Mode (Frame Descriptor)
3-9
Transmit Completion Queue Entry
3-10