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Emulex Manuals
Controller
SC03/B1
Technical manual
Emulex SC03/B1 Technical Manual
Rm03/rm05/rm80 compatible disk controller
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Contents
Table of Contents
Bookmarks
Table of Contents
Table of Contents
Introduction
Scope
Register Addresses in this Manual
Overview
General Description
Features
Microprocessor Design
Packaging
Self-Test
Buffering
Error Correction
Dual Port Mode
Dual Access Mode
Option and Configuration Switches
Functional Compatibility
Media Compatibility
Table 1-1 General Specifications
Table
General Description
Controller Organization
Physical Description
Connectors
A Cable Connector
B Cable Connector
Test Connectors
Switches
LED Indicator
Firmware Proms
Bootstrap Proms
Interfaces
Disk Interface
A Cable
B Cable
Table 2-1 Disk Drive Connections
Q-Bus Interface
Table 2-2 Q-Bus Connections
Interrupt Priority Level
Register Address
DCOK and INIT Signals
Disk Format
Disk Pack Organization
Mapping
Sector Organization
Figure 2-3 Sector Format
Figure 2-4 Header Format
Header
Header Description
Header Field Handling
General Programming Information
Clearing the Controller
Interrupt Conditions
Termination of Data Transfers
Ready Bits
22-Bit Memory Addressing
Bootstrap Routines
Dual Port Drives
Unseized State
Seized State
Returning to the Unseized State
DEC Compatibility
Dual Access Mode
Dual Port Drives Busy Signal
Table 2-3 Register Access on Dual Controller
Installation
Inspection
Disk Drive Preparation
Drive Placement
Local/Remote
Sectoring
Index and Sector Pulse Selection
Unit Addressing
Lark Drive Configuration
System Preparation
Powering down the System
Controller Setup
Controller Address Selection
Interrupt Vector Address
Drive Configuration Selection
Options
Q-Bus Terminator Option
Bootstrap PROM Option
22-Bit Memory Addressing
Line Time Clock Option
Physical Installation
Slot Selection
Mounting
Cabling
A Cable
Figure 3-2 Cabling Schematic
B Cable
Grounding
Testing
Self-Test
Register Examination
Hardware Formatting the Disk
Diagnostics
Controller Registers
CONTROL/ STATUS REGISTER 1 (Rmcsl)
Word Count Register (Rmwc)
Q-Bus Address Register (Rmba)
Disk Address Register (Rmda)
Control/Status Register 2 (Rmcs2)
Drive Status Register (Rmds)
ERROR REGISTER 1 (Rmerl)
Attention Summary Register (Rmas)
Look-Ahead Register (Rmla)
Data Buffer (Rmdb)
MAINTENANCE REGISTER 1 (Rmmrl)
Drive Type Register (Rmdt)
Serial Number Register (Rmsn)
Offset Register (Rmof)
Desired Cylinder Register (Rmdc)
Holding Register (Rmhr)
Maintenance Register 2 (Rmmr2)
Error Register 2 (Rmer2)
ECC POSITION REGISTER (Rmecl)
Ecc Pattern Register (Rmec2)
Bus Address Extension (Rmbae)
Control/Status Register 3 (Rmcs3)
Data Transfer Commands
Write Check Data
Write Data
Write Header and Data (Format Operation)
Read Data
Read Header and Data
Positioning Commands
Seek Command
Recalibrate
Offset Command
Return-To-Centerline Command
Search Command
Housekeeping Commands
No Op
Drive Clear
Release Command
Read-In Preset
Pack Acknowledge
Optional Commands
Format
DMA Bandwidth Set
Bootstrap Prom Option
Overview
Odt Bootstrap
Operation
Auto Bootstrap
Operation
Alternate Bootstrap Devices
Program Messages
Sc03/Bl Configuration and Option Selection
Introduction
Controller Configuration
Physical Vs Logical Disk Numbering
Drive Configuration Selection
Table A-1 Drives Supported
Table A-2 Drive Configurations
User Selectable Options
Table A-3 SC03 Factory Switch Settings
Table A-5 Option Switch SW2 Settings
Table A-6 Option Switch SW3 Settings
Modification for DEC Diagnostics
Zrma-Co Formatter
Modifications to Correct Programming
Modifications for Number of Cylinders
Zrmb-Bo Performance Exerciser
Modifications to Correct Programming
Modifications for Number of Cylinders
Zrmc-Bo Functional Test - Part
Modifications for Correct Operation
Zrmd-Bo Functional Test - Part
Modifications for Correct Operation
Zrme-Bo Functional Test - Part
Modifications for Correct Operation
Zrmf-Bo Extended Drive Test
Emulex Diagnostics
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SC03/Bl
RM03/RM05/RM80 COMPATIBLE
DISK CONTROLLER
TECHNICAL MANUAL
EMULEX
3545 Harbor Boulevard
Costa Mesa, California 92626
(714) 662-5600
TWX 910-595-2521
SC0351001-00
Rev E
November, 1987
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