Figure 2-3. Ping()

Byte #

0

1

2

3

Byte

Client Address

Write Length

Read Length

FCS

0x00

0x00

Definition

 

 

 

 

An example Ping() command to PECI device address 0x30 is shown below.

Figure 2-4. Ping() Example

Byte #

Byte

Definition

0

1

2

3

0x30

0x00

0x00

0xe1

 

 

 

 

2.5.2.2GetDIB()

The processor PECI client implementation of GetDIB() includes an 8-byte response and provides information regarding client revision number and the number of supported domains. All processor PECI clients support the GetDIB() command.

2.5.2.2.1Command Format

The GetDIB() format is as follows: Write Length: 0x01

Read Length: 0x08

Command: 0xf7

Figure 2-5. GetDIB()

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Byte #

0

 

1

 

 

2

 

3

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Byte

Client Address

Write Length

 

Read Length

 

Cmd Code

 

FCS

 

 

 

0x01

 

 

0x08

 

0xf7

 

 

 

Definition

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

 

6

 

 

 

7

 

 

8

 

 

9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Device Info

 

Revision

 

 

Reserved

 

Reserved

 

Reserved

 

 

 

 

Number

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

 

11

 

 

 

12

 

 

13

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Reserved

 

Reserved

 

Reserved

 

FCS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

32

Intel® Xeon® Processor E5-1600/E5-2600/E5-4600 Product Families

 

Datasheet Volume One

Page 32
Image 32
Intel CM8062101038606, E5-4600, E5-2600, E5-1600 manual GetDIB