Loongson 3A3000 Manuals

Manuals and User Guides for Loongson 3A3000. We have 1 Loongson 3A3000 manual available for free PDF download: User Manual

Loongson 3A3000 User Manual

Loongson 3A3000 User Manual (128 pages)

volume One

Brand: Loongson | Category: Computer Hardware | Size: 0 MB

Table of Contents

Table of Contents
4
1 Overview

12
- Introduction to Loongson Series Processors
  12
- Introduction to Godson 3A3000 / 3B3000
  13
2 System Configuration and Control

15
3 Gs464E Processor Core

27
4 Shared Cache (Scache)

29
5 Matrix Processing Accelerator

30
6 Interruption and Communication between Processor Cores

35
7 O Interrupt

35
8 Temperature Sensor

38
9 DDR2 / 3 SDRAM Controller Configuration

40
- DDR2 / 3 SDRAM Controller Function Overview
  40
- DDR2 / 3 SDRAM Read Operation Protocol
  41
- DDR2 / 3 SDRAM Write Operation Protocol
  41
- DDR2 / 3 SDRAM Parameter Configuration Format
  42
- Software Programming Guide
  44
  - Initialization
    44
  - Control of Reset Pin
    44
  - Leveling
    46
  - Write Leveling
    46
  - Gate Leveling
    47
  - Initiate MRS Commands Separately
    48
  - Self-Loop Test Mode Control
    48
  - ECC Function Usage Control
    49
10 Hypertransport Controller

50
11 Low Speed IO Controller Configuration

84
- PCI Controller
  85
- LPC Controller
  88
- UART Controller
  90
- SPI Controller
  95
  - Control Register (SPCR)
    95
  - Status Register (SPSR)
    96
  - Data Register (Txfifo)
    96
  - External Register (SPER)
    96
- IO Controller Configuration
  98
12 Chip Configuration Register List

101
13 Software and Hardware Design Guidelines

124
- Hardware Modification Guide
  124

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