Intel Phi 7120A SC7120A Data Sheet
Product codes
SC7120A
Document ID Number: 328209 003EN
Intel
®
Xeon Phi™ Coprocessor Datasheet
71
6.6.3.6
General Commands
6.6.3.6.1
CPU Package Configuration Read
The CPU Package Config Read command reads power control data. For the parameter
byte formats, refer to the Intel
byte formats, refer to the Intel
®
Xeon
TM
Processor Family External Design Specification
(EDS) Volume 1
.
Table 6-7.
General Command Details
NetFn
Command
Name
Intel
(0x2e)
0x42
CPU Package Config Read
Intel
(0x2e)
0x43
CPU Package Config Write
Intel
General
App
(0x30)
0x15
Set SM Signal
Table 6-8.
CPU Package Config Read Request Format
Byte #
Value
Description
Command
0x42
• CPU Package Config Read
NetFn
0x2e
• NETFN_INTEL
0-2
• Manufacturer ID (LSB format): 0x57, 0x01, 0x00
3
0x00
• CPU Number
4
0x??
• PCS Index
• 3 - Accumulated Energy Status
• 11 - Socket Power Throttle Duration
• 26 - Package Power Throttle Threshold Value 1 (PL1)
• 27 - Package Power Throttle Threshold Value 2 (PL0)
• 28 - Package Power SKU A
• 29 - Package Power SKU B
• 30 - Package Power SKU Unit
• All other values reserved
• 3 - Accumulated Energy Status
• 11 - Socket Power Throttle Duration
• 26 - Package Power Throttle Threshold Value 1 (PL1)
• 27 - Package Power Throttle Threshold Value 2 (PL0)
• 28 - Package Power SKU A
• 29 - Package Power SKU B
• 30 - Package Power SKU Unit
• All other values reserved
5
0x00
• Parameter LSB
6
0x00
• Parameter MSB
7
0x??
• Number of Bytes to Read
Table 6-9.
CPU Package Config Read Response Format
Byte #
Value
Description
0
0x??
• Compcode
• 0x00 - Normal
• 0xcc - Invalid field
• 0xa1 - Wrong CPU Number
• 0xa7 - Wrong Read Length
• 0xab - Wrong Command Code
• 0xff - Unspecified Error
• 0x00 - Normal
• 0xcc - Invalid field
• 0xa1 - Wrong CPU Number
• 0xa7 - Wrong Read Length
• 0xab - Wrong Command Code
• 0xff - Unspecified Error
1-3
• Manufacturer ID (LSB format): 0x57, 0x01, 0x00
4[-7]
0x??
• Data bytes read, up to 4 bytes