IBM POWERPC 970MP User Manual

371.98 Kb
Loading...

 

 

IBM PowerPC® 970MP RISC Microprocessor

 

Application Note

 

PowerPC® 970MP Differences

 

(Includes Differences for 970FX to 970MP)

Version: 1.0

Preliminary

November 15, 2006

Application Note

 

(Includes Differences for 970FX to 970MP)

 

IBM PowerPC® 970MP RISC Microprocessor

Preliminary

Copyright International Business Machines Corporation 2004, 2005, 2006

All Rights Reserved

Printed in the United States of America November 2006

The following are trademarks of International Business Machines Corporation in the United States, or other countries, or

both.

 

IBM

IBM Logo

PowerPC

PowerPC Logo

PowerPC 970FX

PowerPC Architecture

PowerPC 970MP

PowerPC 970

Other company, product and service names may be trademarks or service marks of others.

All information contained in this document is subject to change without notice. The products described in this document are NOT intended for use in implantation or other life support, space, nuclear, or military applications where malfunction may result in injury or death to persons. The information contained in this document does not affect or change IBM product specifications or warranties. Nothing in this document shall operate as an express or implied license or indemnity under the intellectual property rights of IBM or third parties. All information contained in this document was obtained in specific environments, and is presented as an illustration. The results obtained in other operating environments may vary.

While the information contained herein is believed to be accurate, such information is advance, and should not be relied upon for accuracy or completeness, and no representations or warranties of accuracy or completeness are made.

Note: This document contains information on products in the design, sampling and/or initial production phases of development. This information is subject to change without notice. Verify with your IBM field applications engineer that you have the latest version of this document before finalizing a design.

THE INFORMATION CONTAINED IN THIS DOCUMENT IS PROVIDED ON AN "AS IS" BASIS. In no event will IBM be liable for damages arising directly or indirectly from any use of the information contained in this document.

IBM Systems and Technology Group

2070 Route 52, Bldg. 330

Hopewell Junction, NY 12533-6351

The IBM home page can be found at www.ibm.com

The IBM Microelectronics home page can be found at www-3.ibm.com/chips/

Title_970FX-MP_Differences.fm.1.0

November 15, 2006 -Preliminary

 

Title_970FX-MP_Differences.fm.1.0

Page 2 of 25

November 15, 2006

 

 

 

Application Note

 

 

(Includes Differences for 970FX to 970MP)

Preliminary

IBM PowerPC® 970MP RISC Microprocessor

1. Abstract ...................................................................................................................

 

.... 9

2. Overview ...................................................................................................................

 

... 9

3. Processor Version Register (PVR) ..................................................................

 

.......... 9

4. General Parameters .......................................................................................

 

........... 10

5. Design Enhancements for PowerPC 970MP ..................................................

 

........ 10

5.1

Dual Core Design ..........................................................................................................

 

.................. 10

 

5.1.1 1MB L2 Cache per Core ...................................................................................................

.....

12

5.2

Processor Interconnect Bus ................................................................................................

............

13

 

5.2.1 SCOM control and status registers .......................................................................................

.

13

 

5.2.2 Test Modes ..............................................................................................................

..............

13

 

5.2.2.1 Transmitter Pseudo-Random Data Test (RDT) ..............................................................

 

13

 

5.2.2.2 Transmitter Electrical Shorts Test (EST) ........................................................................

 

13

 

5.2.2.3 Receiver Electrical Shorts Test (REST) .........................................................................

 

14

 

5.2.2.4 Receiver Random Data Self Test ...................................................................................

 

15

 

5.2.3 Bus Configuration .......................................................................................................

...........

15

5.3

PowerTuning ...............................................................................................................

....................

17

 

5.3.1 Power Modes .............................................................................................................

............

17

 

5.3.2 Time Base and Decrementer ...............................................................................................

..

18

5.4

I2C Bus Interface ...............................................................................................................

..............

18

 

5.4.1 Clock Dithering (New feature for 970FX DD3.0, enhanced in 970MP) .................................

18

 

5.4.2 Programmable Delays for Power Saving Mode Transitions ..................................................

19

5.5

Additional Dynamic Power Management .......................................................................................

.

19

5.6

More Precise Kelvin Circuitry .............................................................................................

.............

19

7. Timings ....................................................................................................................

..

20

8. Package ....................................................................................................................

.

20

8.1

Design Considerations for a 970MP Thermal Solution ...................................................................

 

20

 

8.1.1 Die Size ................................................................................................................

.................

20

 

8.1.2 Capacitor Position ......................................................................................................

...........

21

8.2

Description of Signal Changes .............................................................................................

...........

21

8.3

PowerPC 970MP Microprocessor Package Dimensions ................................................................

 

22

Revision Log .................................................................................................

...............

25

AppNote_970FX-MP_Differences_TOC.fm.1.0

 

November 15, 2006

Page 3 of 25

Application Note

 

(Includes Differences for 970FX to 970MP)

 

IBM PowerPC® 970MP RISC Microprocessor

Preliminary

 

AppNote_970FX-MP_Differences_TOC.fm.1.0

Page 4 of 25

November 15, 2006

 

 

Application Note

 

(Includes Differences for 970FX to 970MP)

Preliminary

IBM PowerPC® 970MP RISC Microprocessor

Figure 5-1.

Dual Cores sharing processor interface .................................................................................

11

Figure 5-2.

970MP Power Modes .............................................................................................................

17

Figure 8-1.

PowerPC 970MP Mechanical Package (Side and Top View) ................................................

23

Figure 8-2.

PowerPC 970MP Bottom Surface of CBGA Package (Bottom View) ....................................

24

AppNote_970FX-MP_Differences_LOF.fm.1.0

 

November 15, 2006

Page 5 of 25

Application Note

 

(Includes Differences for 970FX to 970MP)

 

IBM PowerPC® 970MP RISC Microprocessor

Preliminary

 

AppNote_970FX-MP_Differences_LOF.fm.1.0

Page 6 of 25

November 15, 2006

 

Application Note

 

(Includes Differences for 970FX to 970MP)

Preliminary

IBM PowerPC® 970MP RISC Microprocessor

Table 3-1.

PowerPC 970FX and 970MP Processor Version Registers (PVR) ..........................................

9

Table 4-1.

General Parameters of the PowerPC 970FX and 970MP ......................................................

10

Table 5-1.

PowerPC 970MP Programmable Delay Parameters .............................................................

16

Table 5-2.

Power Mode States ................................................................................................................

18

Table 5-3.

PowerPC 970MP Latency of Deep Nap to Run Transition (Full Frequency Cycles) .............

19

Table 8-1.

PowerPC 970FX, and 970MP Die Size and Dimensions .......................................................

20

Table 8-2.

970FX Pins Duplicated for each 970MP Processing Unit ......................................................

21

Table 8-3.

New 970MP Pins ....................................................................................................................

21

Table 8-4.

Deleted 970FX Pins - not found on 970MP ............................................................................

22

AppNote_970FX-MP_Differences_LOT.fm.1.0

 

November 15, 2006

Page 7 of 25

Application Note

 

(Includes Differences for 970FX to 970MP)

 

IBM PowerPC® 970MP RISC Microprocessor

Preliminary

 

AppNote_970FX-MP_Differences_LOT.fm.1.0

Page 8 of 25

November 15, 2006

+ 17 hidden pages