Keysight U4431A MIPI M-PHY Protocol Analyzer User Guide

190 Pages·2015·10.59 MB·English

by  Keysight Technologies

Keysight U4431A MIPI
M-PHY Protocol Analyzer
User Guide
Notices
© Keysight Technologies 2014-2015 Technology Licenses Safety Notices
No part of this manual may be reproduced in The hardware and/or software described in
any form or by any means (including elec- this document are furnished under a license CAUTION
tronic storage and retrieval or translation and may be used or copied only in accor-
into a foreign language) without prior agree- dance with the terms of such license.
A CAUTION notice denotes a hazard. It
ment and written consent from Keysight
calls attention to an operating proce-
Technologies as governed by United States U.S. Government Rights
dure, practice, or the like that, if not
and international copyright laws.
The Software is "commercial computer soft- correctly performed or adhered to,
Manual Part Number ware," as defined by Federal Acquisition could result in damage to the product
Regulation ("FAR") 2.101. Pursuant to FAR or loss of important data. Do not pro-
U4431-97002
12.212 and 27.405-3 and Department of ceed beyond a CAUTION notice until
Edition Defense FAR Supplement ("DFARS")
the indicated conditions are fully
227.7202, the U.S. government acquires
understood and met.
May 2015 commercial computer software under the
same terms by which the software is cus-
Available in electronic format only
tomarily provided to the public. Accordingly,
Keysight Technologies Keysight provides the Software to U.S. gov- WARNING
1900 Garden of the Gods Road ernment customers under its standard com-
Colorado Spring, CO 80907 USA mercial license, which is embodied in its A WARNING notice denotes a hazard.
End User License Agreement (EULA), a copy It calls attention to an operating pro-
Warranty
of which can be found at http://www.key- cedure, practice, or the like that, if not
sight.com/find/sweula. The license set
THE MATERIAL CONTAINED IN THIS DOCU- correctly performed or adhered to,
forth in the EULA represents the exclusive
MENT IS PROVIDED "AS IS," AND IS SUB- could result in personal injury or
authority by which the U.S. government may
JECT TO BEING CHANGED, WITHOUT death. Do not proceed beyond a
use, modify, distribute, or disclose the Soft-
NOTICE, IN FUTURE EDITIONS. FURTHER,
ware. The EULA and the license set forth WARNING notice until the indicated
TO THE MAXIMUM EXTENT PERMITTED BY
therein, does not require or permit, among conditions are fully understood and
APPLICABLE LAW, KEYSIGHT DISCLAIMS
other things, that Keysight: (1) Furnish tech- met.
ALL WARRANTIES, EITHER EXPRESS OR
nical information related to commercial
IMPLIED WITH REGARD TO THIS MANUAL
computer software or commercial computer
AND ANY INFORMATION CONTAINED
software documentation that is not custom-
HEREIN, INCLUDING BUT NOT LIMITED TO
arily provided to the public; or (2) Relinquish
THE IMPLIED WARRANTIES OF MERCHANT-
to, or otherwise provide, the government
ABILITY AND FITNESS FOR A PARTICULAR
rights in excess of these rights customarily
PURPOSE. KEYSIGHT SHALL NOT BE LIABLE
provided to the public to use, modify, repro-
FOR ERRORS OR FOR INCIDENTAL OR CON-
duce, release, perform, display, or disclose
SEQUENTIAL DAMAGES IN CONNECTION
commercial computer software or commer-
WITH THE FURNISHING, USE, OR PERFOR-
cial computer software documentation. No
MANCE OF THIS DOCUMENT OR ANY
additional government requirements beyond
INFORMATION CONTAINED HEREIN.
those set forth in the EULA shall apply,
SHOULD KEYSIGHT AND THE USER HAVE A
except to the extent that those terms, rights,
SEPARATE WRITTEN AGREEMENT WITH
or licenses are explicitly required from all
WARRANTY TERMS COVERING THE MATE-
providers of commercial computer software
RIAL IN THIS DOCUMENT THAT CONFLICT
pursuant to the FAR and the DFARS and are
WITH THESE TERMS, THE WARRANTY
set forth specifically in writing elsewhere in
TERMS IN THE SEPARATE AGREEMENT WILL
the EULA. Keysight shall be under no obliga-
CONTROL.
tion to update, revise or otherwise modify
the Software. With respect to any technical
data as defined by FAR 2.101, pursuant to
FAR 12.211 and 27.404.2 and DFARS
227.7102, the U.S. government acquires no
greater than Limited Rights as defined in
FAR 27.401 or DFAR 227.7103-5 (c), as
applicable in any technical data.
2 Keysight U4431A MIPI M-PHY Protocol Analyzer User Guide
Safety Summary
The following general safety precautions must be observed during all phases of operation of this
instrument. Failure to comply with these precautions or with specific warnings or operating
instructions in the product manuals violates safety standards of design, manufacture, and intended
use of the instrument. Keysight Technologies assumes no liability for the customer's failure to comply
with these requirements. Product manuals are provided with your instrument on CD-ROM and/or in
printed form. Printed manuals are an option for many products. Manuals may also be available on
the Web. Go to www.keysight.com and type in your product number in the Search field at the top of
the page.
General Do not use this product in any manner not specified by the manufacturer. The protective features of
this product may be impaired if it is used in a manner not specified in the operation instructions.
Before Applying Verify that all safety precautions are taken. Make all connections to the unit before applying power.
Power Note the instrument's external markings described in “Safety Symbols”.
Ground the If your product is provided with a grounding type power plug, the instrument chassis and cover must
Instrument be connected to an electrical ground to minimize shock hazard. The ground pin must be firmly
connected to an electrical ground (safety ground) terminal at the power outlet. Any interruption of
the protective (grounding) conductor or disconnection of the protective earth terminal will cause a
potential shock hazard that could result in personal injury.
Fuses See the user's guide or operator's manual for information about line-fuse replacement. Some
instruments contain an internal fuse, which is not user accessible.
Do Not Operate in Do not operate the instrument in the presence of flammable gases or fumes.
an Explosive
Atmosphere

Do Not Remove the Only qualified, service-trained personnel who are aware of the hazards involved should remove
Instrument Cover instrument covers. Always disconnect the power cable and any external circuits before removing the
instrument cover.
Cleaning Clean the outside of the instrument with a soft, lint-free, slightly dampened cloth. Do not use
detergent or chemical solvents.
Do Not Modify the Do not install substitute parts or perform any unauthorized modification to the product. Return the
Instrument product to a Keysight Sales and Service Office for service and repair to ensure that safety features
are maintained.
In Case of Damage Instruments that appear damaged or defective should be made inoperative and secured against
unintended operation until they can be repaired by qualified service personnel.
A CAUTION notice denotes a hazard. It calls attention to an operating procedure, practice,
CAUTION
or the like that, if not correctly performed or adhered to, could result in damage to the
product or loss of important data. Do not proceed beyond a CAUTION notice until the
indicated conditions are fully understood and met.
A WARNING notice denotes a hazard. It calls attention to an operating procedure,
WARNING
practice, or the like that, if not correctly performed or adhered to, could result in
personal injury or death. Do not proceed beyond a WARNING notice until the indicated
conditions are fully understood and met.
Keysight U4431A MIPI M-PHY Protocol Analyzer User Guide 3
Safety Symbols
Table 1 Safety Symbol
Symbol Description
Direct current
Alternating current
Both direct and alternating current
Three phase alternating current
Earth ground terminal
Protective earth ground terminal
Frame or chassis ground terminal
Terminal is at earth potential

Equipotentiality
N Neutral conductor on permanently
installed equipment
L Line conductor on permanently installed
equipment
On (mains supply)
Off (mains supply)
Standby (mains supply). The instrument is
not completely disconnected from the
mains supply when the power switch is in
the standby position
In position of a bi-stable push switch
Out position of a bi-stable push switch
4 Keysight U4431A MIPI M-PHY Protocol Analyzer User Guide
Symbol Description
Equipment protected throughout by
DOUBLE INSULATION or REINFORCED
INSULATION
Caution, refer to accompanying
documentation
Caution, risk of electric shock
Do not apply around or remove from
HAZARDOUS LIVE conductors
Application around and removal from
HAZARDOUS LIVE conductors is
permitted
Caution, hot surface
Ionizing radiation
CAT I IEC Measurement Category I
CAT II Measurement Category II

CAT III Measurement Category III
CAT IV Measurement Category IV
Keysight U4431A MIPI M-PHY Protocol Analyzer User Guide 5
Compliance and Environmental Information
Table 2 Compliance and Environmental Information
Safety Symbol Description
CSA is the Canadian certification mark to demonstrate compliance with the Safety
requirements.
The C-tick mark is a registered trademark of the Spectrum Management
Agency of Australia. This signifies compliance with the Australia EMC
Framework regulations under the terms of the Radio Communication Act
of 1992.
CE compliance marking to the EU Safety and EMC Directives.
ISM GRP-1A classification according to the international EMC standard.
ICES/NMB-001 compliance marking to the Canadian EMC standard.
KC certification mark to demonstrate compliance with the South Korean EMC
requirements.
South Korean Class A EMC declaration
This equipment is Class A suitable for professional use and is for use in
electromagnetic environments outside of the home.
Table 3 Environmental Information
Safety Symbols Description
This product complies with the WEEE Directive (2002/96/EC) marking requirements.
The affixed label indicates that you must not discard this electrical/electronic
product in domestic household waste.
Product Category: With reference to the requirement types in the WEEE Directive
Annex I, this product is classed as a “Monitoring and Control Instrumentation”
product.
Do not dispose in domestic household waste.
To return unwanted products, contact your local Keysight office, or see
www.keysight.com/environment/product/ for more information.
6 Keysight U4431A MIPI M-PHY Protocol Analyzer User Guide
Contents
1 Introduction
Protocols Supported 12
U4431A Features 13
Related Documents 14
2 Configuring U4431A Connection Settings
3 Switching M-PHY Protocols
4 Capturing M-PHY Data
Before you Start 26
Supported Probes 27
Configuring Data Capture and Sync Settings 28
Setting up Triggers 35

Trigger - Overview 35
Trigger Settings 35
To Set up a Simple Trigger 37
To Set up an Advanced Trigger 38
Triggering Based on Packet Types 41
Starting and Stopping the Data Capture 48
5 Viewing and Analyzing Captured Data
Overview 50
Viewing M-PHY Packet Data Using the Protocol Viewer Display 51
Viewing Packet Data Specific to a Protocol 52
Viewing Preempted Data 53
Identifying HS and PWM Data Transmissions 54
Compacting the Display of Training Sequence Packets 55
Viewing the Decoded Payload for a Packet 59
Viewing the Byte-wise Transmission of M-PHY Data 62
Viewing the Captured M-PHY Traffic Statistics 64
Extracting Images from the Packet Data 65
Keysight U4431A MIPI M-PHY Protocol Analyzer User Guide 7
Contents
Viewing Packet and Raw Signal Data using the Waveform Viewer 68
Understanding Waveform Viewer Display for M-PHY Data 68
Viewing the Lane-wise Transmission of Raw Data 71
Viewing Deskewed and Descrambled Data 72
Tracking and Viewing Link States in Captured Data 74
Viewing Time Synchronized Protocol Data in Display Windows 75
6 Viewing LTSSM States and State Transitions
LTSSM Overview 80
Prerequisites 83
Configuring and Computing LTSSM States 84
Viewing LTSSM States/Transitions Data 86
Navigating Through the LTSSM Transitions/States occurrences 89
Interpreting LTSSM States and Transition Results 91
7 Computing and Viewing Decoded Transactions
Transaction Decoding - Overview 94
Types of Protocols Supported 94
Transaction Decode Tab 94
Configuring and Computing Decoded Transactions 95

Before you Start 95
Computing Transactions from the Captured Data 95
Defining / Verifying the Device Setup 96
Saving the Device Setup Details 104
Viewing the Configuration Space of a DUT 105
Viewing the Attribute Summary of a DUT 105
Configuring Timestamps Displayed in the Computed Transactions 106
Saving the Computed Transaction Data 107
Clearing the Computed Transaction Data 108
Interpreting and Navigating Through the Transaction Decode Results 109
Transaction Details Pane 109
Transaction Overview Pane 110
Navigating Through Transactions 111
Navigating Between Transactions and their Associated Packets 112
Visualizing a Transaction Set (Super Transaction) 113
Viewing NVMe Transactions 116
Viewing Transactions for NVMe Controller Initialization 116
8 Keysight U4431A MIPI M-PHY Protocol Analyzer User Guide
Contents
Viewing Admin Command Transactions 117
Viewing NVMe I/O Command Transactions 118
Viewing a Complete Set of Transactions for a Command Submission and Completion 119
Viewing Decoded Payload for NVMe Commands 120
Viewing Decoded PRPs for NVMe Commands 121
Viewing Decoded MSI-X Table 122
Viewing AHCI Transactions 125
MPCIe Configuration Space Registers Transactions - Examples 125
Generic Host Control Registers Transactions - Examples 126
Port Specific Registers Transactions - Examples 127
SATA Commands Transactions - Examples 128
Visualizing a Complete Set of AHCI Transactions 129
Viewing Decoded Payload for AHCI Commands 130
Viewing PRDT Entries for an ATA Command 131
Viewing SSIC Transactions 134
Understanding the SSIC Transactions Display 134
USB Standard Device Request Transactions - Example 136
ACM Device Subclass Requests Transactions - Example 137
NCM Device Subclass Requests - Example 138
MBIM Device Subclass Requests - Example 139
8 Computing and Running Test Assertions

Test Assertion - Overview 142
Types of Protocols Supported 142
Test Assertion Tab 142
Computing the Test Assertions 144
Viewing and Interpreting the Test Results 146
Viewing the Test Cases Pane 146
Viewing the Test Summary 147
Navigating Through Captured Packets from Test Results 149
Navigating Between Test Cases and their Associated Packets 151
9 Viewing Offline Performance Summary
Offline Performance Summary - Overview 154
Performance Overview Tab 154
The Overlay View - At a Glance 155
Configuring and Computing Offline Performance Summary 156
Before you Start 156
Computing Offline Performance Summary 156
Saving the Computed Performance Summary Data 157
Defining Chart Settings 157
Keysight U4431A MIPI M-PHY Protocol Analyzer User Guide 9
Contents
Interpreting the Performance Summary Results 162
Performance Statistics panes 162
Charts pane 164
Flow Control 166
Flow Control- Examples 166
Saving the Favorite Overlay Chart 169
Navigating Through the Performance Summary Results 170
Navigating Through a Chart 170
Navigating Between Performance Statistics and Associated MPCIe Data 170
Customizing Charts 175
Changing the Sampling Rate and Re-sampling the Chart 175
Changing the Chart Display 175
Showing/Hiding the Band Chart 180
Viewing the Center of the Chart 181
Zooming In/Out Charts 182

10 Keysight U4431A MIPI M-PHY Protocol Analyzer User Guide