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Datasheet: 603e (IBM)

 

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IBM
G522-0291-00
MPCBUSIF/AD
3/97
REV. 0
PowerPC
TM
Microprocessor Family:
The Bus Interface for 32-Bit
Microprocessors
Motorola Inc. 1997. All rights reserved.
Portions hereof International Business Machines Corp. 19911997. All rights reserved.
This document contains information on a new product under development by Motorola and IBM. Motorola and IBM reserve the right to change or
discontinue this product without notice. Information in this document is provided solely to enable system and software implementers to use PowerPC
microprocessors. There are no express or implied copyright or patent licenses granted hereunder by Motorola or IBM to design, modify the design of, or
fabricate circuits based on the information in this document.
The PowerPC microprocessor embodies the intellectual property of Motorola and of IBM. However, neither Motorola nor IBM assumes any responsibility
or liability as to any aspects of the performance, operation, or other attributes of the microprocessor as marketed by the other party or by any third party.
Neither Motorola nor IBM is to be considered an agent or representative of the other, and neither has assumed, created, or granted hereby any right or
authority to the other, or to any third party, to assume or create any express or implied obligations on its behalf. Information such as errata sheets and
data sheets, as well as sales terms and conditions such as prices, schedules, and support, for the product may vary as between parties selling the product.
Accordingly, customers wishing to learn more information about the products as marketed by a given party should contact that party.
Both Motorola and IBM reserve the right to modify this document and/or any of the products as described herein without further notice.
NOTHING IN
THIS DOCUMENT, NOR IN ANY OF THE ERRATA SHEETS, DATA SHEETS, AND OTHER SUPPORTING DOCUMENTATION, SHALL BE
INTERPRETED AS THE CONVEYANCE BY MOTOROLA OR IBM OF AN EXPRESS WARRANTY OF ANY KIND OR IMPLIED WARRANTY,
REPRESENTATION, OR GUARANTEE REGARDING THE MERCHANTABILITY OR FITNESS OF THE PRODUCTS FOR ANY PARTICULAR
PURPOSE
. Neither Motorola nor IBM assumes any liability or obligation for damages of any kind arising out of the application or use of these materials.
Any warranty or other obligations as to the products described herein shall be undertaken solely by the marketing party to the customer, under a separate
sale agreement between the marketing party and the customer. In the absence of such an agreement, no liability is assumed by Motorola, IBM, or the
marketing party for any damages, actual or otherwise.
"Typical" parameters can and do vary in different applications. All operating parameters, including "Typicals," must be validated for each customer
application by customer's technical experts. Neither Motorola nor IBM convey any license under their respective intellectual property rights nor the rights
of others. Neither Motorola nor IBM makes any claim, warranty, or representation, express or implied, that the products described in this document are
designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support
or sustain life, or for any other application in which the failure of the product could create a situation where personal injury or death may occur. Should
customer purchase or use the products for any such unintended or unauthorized application, customer shall indemnify and hold Motorola and IBM and
their respective officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable
attorney's fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such
claim alleges that Motorola or IBM was negligent regarding the design or manufacture of the part.
Motorola and
are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer.
IBM, the IBM logo, and IBM Microelectronics are trademarks of International Business Machines Corporation.
The PowerPC name, the PowerPC logotype, PowerPC 601, PowerPC 602, PowerPC 603, PowerPC 603e, PowerPC 604, PowerPC 604e, and
PowerPC 620 are trademarks of International Business Machines Corporation used by Motorola under license from International Business Machines
Corporation. International Business Machines Corporation is an Equal Opportunity/Affirmative Action Employer.
Overview
Signal Descriptions
Memory Access Protocol
Memory Coherency
System Status Signals
Additional Bus Configurations
Direct-Store Interface
System Considerations
Processor Summary
Processor Clocking Overview
Processor Upgrade Suggestions
L2 Considerations for the PowerPC 604 Processor
Coherency Action Tables
Glossary of Terms and Abbreviations
Index
1
2
3
4
5
6
8
7
A
B
C
D
E
IND
GLO
Overview
Signal Descriptions
Memory Access Protocol
Memory Coherency
System Status Signals
Additional Bus Configurations
Direct-Store Interface
System Considerations
Processor Summary
Processor Clocking Overview
Processor Upgrade Suggestions
L2 Considerations for the PowerPC 604 Processor
Coherency Action Tables
Glossary of Terms and Abbreviations
Index
A
B
C
D
E
2
3
4
5
6
1
8
7
IND
GLO
Contents
iii
CONTENTS
Paragraph
Number
Title
Page
Number
About This Document
Audience .............................................................................................................. xvi
Organization......................................................................................................... xvi
Suggested Reading.............................................................................................. xvii
Conventions ...........................................................................................................xx
Acronyms and Abbreviations .............................................................................. xxi
Chapter 1
Overview
1.1
PowerPC 60x Microprocessor Interface .............................................................. 1-1
1.2
PowerPC System Block Diagram ........................................................................ 1-3
1.3
Processor Bus Features ........................................................................................ 1-3
1.4
Bus Interface Signals ........................................................................................... 1-4
Chapter 2
Signal Descriptions
2.1
Address Bus Arbitration Signals.......................................................................... 2-2
2.1.1
Bus Request (
BR
)--Output ............................................................................. 2-2
2.1.2
Bus Grant (
BG
)--Input ................................................................................... 2-2
2.1.3
Address Bus Busy (
ABB
)--Output ................................................................. 2-3
2.1.4
Address Bus Busy (
ABB
)--Input.................................................................... 2-4
2.2
Address Transfer Start Signals............................................................................. 2-4
2.2.1
Transfer Start (
TS
)--Output ............................................................................ 2-4
2.2.2
Transfer Start (
TS
)--Input............................................................................... 2-5
2.2.3
Extended Address Transfer Start (
XATS
)--Output (Direct-Store)................. 2-5
2.2.4
Extended Address Transfer Start (
XATS
)--Input (Direct-Store) ................... 2-5
2.3
Address Transfer Signals ..................................................................................... 2-6
2.3.1
Address Bus (A[031])--Output (Memory Operations)................................. 2-6
2.3.2
Address Bus (A[031])--Input (Memory Operations) ................................... 2-6
2.3.3
Address Bus (A[031])--Output (Direct-Store Operations)........................... 2-6
2.3.4
Address Bus (A[031])--Input (Direct-Store Operations) ............................. 2-7
2.3.5
Address Bus Parity (AP[03])--Output .......................................................... 2-7
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