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详细说明：IPMI 接口标准第二版
Intelligent Platform Management
Interface Specification
Second GenerationIntelligent Platform Management Interface Specification
IPMI NON-DISCLOSURE AGREEMENT
DO NoT download these files (collectively, the"Confidential Information )until you have carefully read the
following terms and conditions. By downloading the confidential Information you agree to the terms of t his
Agreement. If you do not wish to so agree, do not download the Confidential Information
1. Confidential Information The confidential, proprietary and trade secret information being disclosed (Confidential
) is that information markedwith a"confidential", "proprietary, or similar legend, and is described as
Confidential information: Intelligent Platform Management Interface specificationsecond Generation(v2.0)
Intelligent Platform Management Bus Bridge Specification (v1.0), Telligent Chassis Management Bus Bridge
Specification(v1.0)
CONFIDENTIAL INFORMATION IS PROVIDED SOLELY FOR YOUR INTERNAL EVALUATION AND
REVIEW TO DETERMINE WHETHER TO ADOPT THE SPECIFICATIONS BY SIGNING A SEPARATE
ADOPTER'S AGREEMENT. THE RECEIVING PARTY IS NOT LICENSED TO IMPLEMENT THE
SPECIFICATIONS UNLESS OR UNTIL AN ADOPTER'S AGREEMENT IS EXECUTED
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Intelligent Platform Management Interface Specification
Table of contents
1. Introduction
11 Audi
1.2 Reference documents
1.3 Conventions and Terminology.………
1.4 Background - Architectural Goals
1.5 New for IPMi v1.5
1125679
1. 6 New for IPMI v2.0
1.7 IPMI Overview
11
1.7.1 Intelligent Platform Management.......
1.7.2 IPMI Relationship to other Management Standards
1.7.3 Management Controllers and the IPmB
1.74 IPMI Messaging…
1.7.5 Sensor Model
13
1.7.6 System Event Log and Event Messages
14
1.7.7 Sensor Data Records Capabilities Command
1.7.8 Initialization Agent
15
1.7.9S
Data Record reposit
15
1.7.10 Private Management busses
···*··
15
L7.11 FRU Information
1.7.12FRUD
16
1.7.13 Entity Association Records...
16
1.7. 14 Linkage between Events and FRU Information.......
···*·:*4·
1.7. 15 Differentiation and Feature Extensibility
17
1.7. 16 System Interfaces
17
1.7. 17 Other Messaging Interfaces
18
17 18 Serial/Modem Interface
18
1.7.19 LAN Interface
18
1.7. 19a Payloads...
18
1.7.20 Serial Over LAN (SOL)..
9
1.7.21 IPMi and ASF
1.7.22 LAN Alerting
20
1.7.23 Serial/Modem Alerting and Paging………
20
1.7. 24 Platform Event Filtering(PEF)
20
1.7.25 Call down lists and alert policies
20
1.7.26 Channel Model. Authentication. Sessions. and Users
2
1.7. 27 Standardized Watchdog Timer
1.7. 28 Standardized poh Counter
1. 29 Firmware Firewall
.2
1. 7.30 Command and Function Discovery
22
1.7.31 IPMI Hardware Components
1. 7. 32 Configuration Interfaces
22
1. 8 IPMi and BIOS
1.9 System Management Software(SMS)
23
1.10 SMI Handler
24
1.11 Overview of Changes from IPMI v1.0
25
2. Logical Management Device Types……………
26
3. Baseb。 ard Management controller(BMC)……………………,…,…29
3. 1 Required bMc Functions
32
4. Satellite Controller Required Functions,……,…,…,…,…,…,…,…,…,…,……,………35
5. Message Interface Description
37
Intelligent Platform Management Interface Specification
5.1 Network Function Codes
37
5.2 Completion Codes
5.3 Completion Code requirements
5.3. 1 Response Field Truncation on non-zero Generic Completion Codes
42
5.3.2 Summary of Completion Code Use...
42
5. 4 Sensor owner identification
43
5.5 Software IDS(SWIDs
6 Isolation from Message Content
中·中·“··········
6. IPMI Messaging Interfaces
45
6. 1 Terminology
45
6.2 Channel Model
……45
6.3 Channel Numbers….
46
6. 4 Channel Protocol Type
47
6.5 Channel Medium Type
48
6.6 Channel
6.7 Logical Channels...
50
6.8 Channel Privilege levels
50
6.9 Users Password Support
6.9.1 'Anonymous Login Convention
∴51
6.9.2 Anonymous Login Status
6. 10 System Interface Messaging
6. 10.1 BMC Channels and Receive Message Queue
6.10.2 Event Message Buffer
52
6. 11 System Interface Discovery and multiple Interfaces
6.12 IPMI Sessions
53
6.12.1 Session-less Connections
6. 12.2 Single-session Conn
6.12. 3 Multi-session Connections
54
6. 12.4 Per-Message and User Level authentication Disables
6.12.5 Link authentication
·······:···…····:·
∴55
6. 12.6 Summary of Connection Characteristics
55
6. 12.7 Session Activation and IPMI Challenge-Response
56
6. 12.8 Session Sequence Numbers.....
57
6. 12.9 IPMI V1.5 Session Sequence Number Handling
6. 12. 10 IPMI v1. 5 Inbound Session Sequence Number Tracking and Handling
58
6. 12. 1 1 IPMI v1. 5 Out-of-order Packet handling
58
6. 1212 IPMI V1. 5 Outbound Session Sequence Number Tracking and Handling
6. 12 13 IPMI V2.0 RMCP+ Session Sequence Number Handling
6.1214 IPMI V2.0RMCP+ Sliding Window….…,
6. 12.15 Session Inactivity Timeouts..
59
6. 12a Avoiding"Slot Stealing
60
6. 12 16 Additional Session Specifications and characteristics
··…··…:·:·:::·
6. 13 BMC Message Bridging
6. 13. 1 BMC LUN 10b Routing......
62
6. 13.2 Send Message Command From System Interface
““·“+“+“
63
6.13.3 Send message Command with Response Tracking………
64
6. 13. 4 Bridged Request Example
65
6. 14 Message Size Private Bus Transaction Size requirements
非自非
67
7。 IPMB Interface.
E量量国量面日国面■
71
7. 1 IPMB Access via Master Write-Read command
71
7.2 BMC IPMB LUNS…
71
7.3 Sending Messages to IPMB from System Software
7.4 Sending IPMB M
to System Software
……72
7.5 Testing for Event Message Buffer Support
非非
Intelligent Platform Management Interface Specification
8.| CMB Interface,…
8.1 Virtual ICMB Bridge Device
55
8.2 ICMB Bridge Commands in BMC using Channels
75
8.2.1 ICMB Bridging from System Interface to Remote IPMB using Channels
75
8.2.2 ICMB Bridging from Local IPMB to Remote IPMB using Channels
76
9. Keyboard Controller Style(KCs)Interface
79
9.1 KCS Interface/BMC LUNS
………………179
9.2 KCS Interface-BMC Request Message Format
9.3 BMC-KCS Inter face Response Message Format
0
9.4 Logging Events from System Software via KCS Interface
80
9.5 KCS Interface Registers
9.6 KCS Interface Control Codes
9.7 Status Register......
82
9.7.1 SMS ATN Flag Usage
9.8 Command Register……
…………84
9.9 Data registers
84
9.10 KCS Control codes
9.11 Performing KCS Interface Message Transfers
84
9.12 KCS Communication and Non-communication Interrupts....
85
9. 13 Physical Interrupt Line Sharing......
85
9. 14 Additional specifications for the kcs interface
9.15 KCS Flow Diagrams
9. 16 Write Processing Summary
9.17 Read Processing Summary
···············
9. 18 Error Processing Summary....
9 19 Interrupting Messages in Progress
92
9.20 KCS Driver Design Recommendations
92
10. SMIC Interface
…………………………94
10.1 SMS Transfer streams
10.2 SMIC Communication Register Overview
94
10.3 SMIC/BMC Message Interface Registers
95
10.3.1 Flags register
95
10.3.2 Control/Status Register
96
10.3a Control and Status Codes
96
10.3.3 Data Register...
…97
10.4 Performing a single SMIC/BMC Transaction
10.5 Performing a SMIC/ BMC Message Transfer……
98
10.6 Interrupting Streams in Progress
10.7 Stream Switching
9
10.8 DATA RDY Flag Handling
10.9 SMIC Control and Status Code ranges
l00
10.10 SMIC SMS Stream Control Codes
101
10.11 SMIC SMS Stream Status Codes
102
10.12 SMIC Messaging
103
10.13 SMIC/BMC LUNS
103
10.14 SMIC-BMC Request Message Format
10. 15 BMC-SMIC Response Message Format
104
10. 16 Logging Events from System Software via SMIC
11. Block Transfer(BT) nterface……
105
11. 1 BT Interface-BMC Request Message Format
.105
11. 2 BMC-BT Interface Response Message Format
106
11.3 Using the Seq field
106
11.4 Response Expiration Handling……
107
Intelligent Platform Management Interface Specification
11.5 Logging Events from System Software via BT Interface
∴107
11.6 Host to bMc Interface
108
11.6.1 BT Host Interface Registers
l08
11.6.2 BT BMC to Host Buffer(BMC2HOST)
108
1 1.6.3 BT Host to BMC Buffer(HOST2BMC)....
108
11.6.4 BT Control Register (BT CTRL)
109
11.6.5 BT Interrupt Mask Register(INTMAsK)
.111
11.7 Communication Protocol
112
118 Host and BMC Busy States……………
113
11.9 Host Command Power-On/Reset States
113
12. SMBus System Interface(SSF)……………………..…….…………………15
12. 1 Single Threaded Interface
115
12.2 Single-part Write
115
12.3 Multi-part Write
116
12.3. 1 Error conditions for Multi-part Writes.
…116
12.4 Single-part Read Transaction
117
12.5 Multi-part Read transactions
…117
12.6 Retention of Output data
lI8
12.7 SMBAlert Signal Handling........
…119
12.7.1 Enabling/disabling SSIF SMBAlert
119
12.8 Polling for output data
119
12.9 SMBuS NACKs and Error recovery
119
12.10 PEC Handling
119
12. 11 SMBus Timeout and Hang Handling
·*·····:::····:·:·:·····:··········
120
12.12 Discovering ssiF
120
12 13 SSIF Support Requirements for IPMI vI5-only BMCs
121
12 14 SSIF Support Requirements for IPMI v2.0& Later BMCs......
121
12. 15 Summary of SMBus Commands values for SSIF
121
12.16 SSIF IPMI Commands
幽自自
12
12.17SSl} Timing……
122
13. IPMI LAN Interface
画面
n125
13.1 RMCP
126
13.1.1 ASF Messages in RMCP
126
13. 1.2 RMCP Port Numbers
127
13.1.3 RMCP Message Format
128
13.2 Required ASF/RMCP Messages for IPMI-over-LAN
128
13.2.1 RMCP ACK Messages
13.22 RMCP ACK Handling……
130
13. 2. 3 RMCPIASF Presence Ping Message...
130
13. 2. 4 RMCPiASF Pong Message(Ping Response)
·····:·::················:········
··中
131
13.3 RMCP+
131
13.4 BMC Support Requirements for v1.5 and v2.0/RMCP+ Protocols
.132
13.4. 1 Session-less Command Support
132
13.5 IPMI Messages Encapsulation Under RMCP
133
13.5.1 RMCPIASF and IPMi Byte Order
133
13.6 Example IPMI over LAN Packet.………
.134
13.7 VLAN Support
137
13.& PMI LAN Message format
137
13.9 LAN Alerting
……138
13. 10 IPMI LAN Configuration
13.10.1 IP and MAC Address Configuration....
9
13.10.2‘ Teamed’ and fail-0 ver lan channels.
139
13.11 ARP Handling and GratuitouS ARP....….…
139
13. 11.1 OS-Absent problems with ARP
Intelligent Platform Management Interface Specification
13. 11.2 Resolving ARP issues.
.140
13.11.3 BMC-generated ARPs
141
13. 12 Retaining IP Addresses in a DHCP Environment
14l
13.12.1 Resolving dhCp issues………
141
13 13 Discovering Support For IPMI over IP Connections
.142
13.14 IPMI V1.5 LAN SesSion activation
142
13.15 IPMI V2.0/RMCP+ Session Activation
.…14
13 16 RMCP+ Session Termination
145
13.17RMCP+OpenSessionRequest....,
∴.…145
13 18 RMCP+ Open Session response
…147
13.19 RAKP Messages
l48
13.20 RAKP Message I
148
13.21 RAKP Message 2
.150
13.22 RAKP Message3…
..…151
13.23 RAKP Message 4
.152
13.24 RMCP+ and raKE Message Status Codes
153
13. 25 Differences between v1.5 and v2.0/RMCP- Sessions
13.26 IPMI V2.0 RMCP+ Payload Types
154
13.27 Payloads and Payload Type Numbers
…154
13.27.1 IPMI Message Payloads and IPMI Commands………
155
13.27. 2 OEM Payload Type Handles
∴155
13.27. 3 Payload Type Numbers
156
13.28 Authentication, Integrity, and Confidentiality Algorithm Numbers
.156
13. 28. 1 RAKP-HMAC-SHAI Authentication Algorithm......
157
13.28.1b RAKP-HMAC-SHA256 Authentication Algorithm
157
13. 28.2 RAKP-none Authentication Algorithm
.157
13.28.3 RAKP-HMAC-MD5 Authentication Algorithm......
157
13.28. 4 Integrity algorithms
.157
13. 28.5 Confidentiality(Encryption) Algorithms
··中.·
158
13. 29 AES-CBC-128 Encrypted Payload Format......
13.29. 1 Generating the Initialization Vector
13. 29.2 Encryption with AES
.159
13.29. 3 CBC( Cipher Block Chaining)......
159
13.30 XRC4 Encrypted Payload Format
l60
13.30. 1 Generating the xRC4 Initialization Vector
160
13.30.2 Initializing the xRC4 State machines
160
13.31 RMCP+ Authenticated Key-Exchange Protocol(RAKP
161
13. 32 Generating Additional Keying Material
164
13. 33 Setting User Passwords and Keys
丰非:非
164
13. 34 Random Number generation
13.34. 1 Random Number Key
∴165
13. 34.2 Random Number Generator Counters
165
13.34.3 Random Number Generator Operation
16
14.|PMSeriaModemInterface…166
14.1 Serial/Modem Capabilities
166
14.2 Connection modes
166
142.1 Ppp/UDP Proxy Operation……………
167
14.2.2 Asynchronous Communication Parameters
∴167
14.2.3 Serial Port Sharing
l68
14.2.4 Serial port Switching..
14.2.5 Access modes
169
14.2.6 Console Redirection with Serial Port Sharing
169
14. 2a Detecting Who Answered The Phone
14.2 b Connecting to the BMC……
170
Intelligent Platform Management Interface Specification
14.2c Connecting to the Console Redirection......
171
14.2d directing the C
lion Aller Power Up/re
171
14.2e Interaction with Microsoft'Headless'Operation
171
14.2f Pre-boot Only Mode
171
4.2g Always Available M
172
14.2 h Shared mode…
172
14.2.7 Serial Port Sharing Access Characteristics
.172
14.2.8 Serial Port Sharing Hardware Implementation Notes
174
14.2.9 Connection Mode Auto-detect
175
14.2. 10 Modem-specific options
177
14.2.⊥Mod
177
14.3 Serial/Modem Connection Active
14.3. 1 Serial/ Modem Connection Active Message Parameters
.179
14.3.2 Mux Switch Coordination
∴179
14.3.3 Receive During Ping
14.3.4 Application Handling of the Serial/Modem Connection Active Message
179
14. 4 Basic Mode
180
14.4.1 Basic Mode Packet Framing.....
144.2 Data Byte Escaping……………
l80
14.4.3 Message Fields...
181
14.4.4 Message retries
14.45 Packet handshake
.182
14.5 PPP/UDP Mode
183
14.5.1 PPP/UDP Mode Sessions
18
14.5.2 PPP Frame Format
183
14.5.3 PPP Frame Implementation Requirements
14.5. 4 Link Control Protocol (LCP)packets
.184
14.5.5 Configuration Requests
184
14.5.6 Maximum Receive Unit Handling......
.186
14.5.7 Protocol Field Compression Handling...
186
14.5.8 Address Control Field Compression Handling
186
14.5.9 IPMI/RMCP Message Format in PPP Frame
187
14.5. 10 Example ofIPMI Frame with Field Compression
.....188
145.11 Frame Data Encoding
.188
14.5.12 Escaping Algorithm
…18
14.5.13 Escaped Character handling
188
14.5. 14 Asynch Control Character Maps (aCcm)
.189
1 15 IP Network Protocol Negotiation (IPCP)
189
14.5.16 CHAP Operation in PPP Mode
190
14.6 Serial/Modem Callback
191
14.6.1 Callback Control Protocol(CBCP) Support
191
14.6a CBCP Address Type and Dial String Characters
192
14.7 Terminal mode
192
14.7.1 Terminal Mode Versus Basic Mode Differences
193
14.7.2 Terminal Mode Message Format
193
147.3 IPMI Message data
..194
14.7. 4 Terminal Mode IPMI Message Bridging
∴195
14.7. 5 Sending messages to SMs..
195
14.7.6 Sending Messages to Other Media .............196
147.7 Terminal mode packet handshake
…197
147.8 Terminal mode Ascll Text Commands
197
14.7.9 Terminal Mode Text Command and IPMI Message Examples
200
14.8 Terminal Mode Line editing
200
14.9 Terminal Mode Input Restrictions.....
201
14.10 Page Blackout Interval..
201
Intelligent Platform Management Interface Specification
14.l1 Dial Paging…
201
14.11.1 Alert Strings for Dial Paging .....
202
14.11.2 Dialing digits
202
14.11.3 Character(control-M)
202
14.11.4 Long Pause Character(control-L)
202
14.11. 5 Empty(delimiter) Character(FFh)
202
14.11.6Null' Terminator Character (Ooh)..
202
1412 TAP Paging………
14.12. 1 TAP Escaping( data transparency)
204
14. 12.2 TAP Checksum
204
14.12.3 TAP Response Codes
204
14.12. 4 TAP Page Success Criteria
204
14 13 PPP Alerting
205
15. Serial Over LAN
206
15.1 System Serial Controller Requirements………
206
15.2 SOL and Serial Port Sharing
.206
15.3 SOL Operation Overview.
207
15.4 SOL Security
208
15.5 SOL Sequence Numbers
208
15.6 Flow Control
208
15.7 Bit Rate Handling
208
15.8 Volatile and Non-volatile SOL Configuration Parameters
208
15.9 SOL Payload Data Format
209
15.10 Activating SOL using RMCP+ Authentication
··…···
211
15. 11 SOL Packet Acknowledge and Retries
12
15. 12 SOL Interaction with Windows. NET EScape Sequences
213
15.13 SOL Payload Activated with Serial Port Sharing
214
16. Event Messages
216
16. 1 Critical Events and System Event Log restrictions
216
16.2 Event Receiver handling of Event messages
17
16.3 IPMB Seq Field use in Event Messages
218
16. 4 Event Status. Event Conditions. and Present state
219
16.5 System Software use of Sensor Scanning bits Entity Info
219
16.6Re- arming…..…
0
16.6.1, Re-arm
…220
7. 'Platform Event Filtering(PEF)
222
17.1 Alert policies
222
17.2 Deferred Alerts
非非
222
17. 3 Pef Postpone Timer
222
17.4 PEF Startup Delay
223
17.4. I Last Processed Event Tracking…………
::·:··
223
17.5 Event Processing When The SeL Is full
∴223
17.6 PEF Actions
224
17.7 Event Filter Table
17.8 Event Data 1 Event Offset mask
27
17.9 Using the Mask and Compare Fields
227
17 10 Mask and Compare Field Examples
227
17. 11 Alert Policy table
.228
17.12 Alert Testing.
17.13 Alert Processing……………
17. 13. 1 Alert Processing after Power loss
17. 13.2 Processing non-Alert Actions after Power Loss
230
17.13.3 Alert Processing when
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