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arm ds-5 using the debugger

chapter 1 conventions and feedback

chapter 2 getting started with the debugger

2.1 about the debugger ................................................................................................. 2-2
2.2 debugger concepts .................................................................................................. 2-4
2.3 launching the debugger from eclipse ..................................................................... 2-6
2.4 launching the debugger from the command-line console ....................................... 2-7
2.5 ds-5 debug perspective keyboard shortcuts ........................................................ 2-10
2.6 ds-5 debugger command-line console keyboard shortcuts ................................. 2-11
2.7 standards compliance in the ds-5 debugger ....................................................... 2-12

chapter 3 configuring and connecting to a target

3.1 types of target connections ..................................................................................... 3-2
3.2 configuring a connection to an rtsm model .......................................................... 3-3
3.3 configuring a connection to a linux target using gdbserver .................................... 3-5
3.4 configuring a connection to a linux kernel ............................................................. 3-7
3.5 configuring a connection to a bare-metal target ...................................................... 3-9
3.6 configuring an event viewer connection to a bare-metal target ........................... 3-11
3.7 about the target configuration import utility ........................................................... 3-13
3.8 adding a new platform ........................................................................................... 3-16
3.9 adding a new configuration database to ds-5 ...................................................... 3-18
3.10 exporting an existing launch configuration ............................................................ 3-20
3.11 importing an existing launch configuration ............................................................ 3-22
3.12 disconnecting from a target ................................................................................... 3-24

chapter 4 working with the target configuration editor

4.1 about the target configuration editor ........................................................................ 4-3
4.2 target configuration editor - overview tab ............................................................... 4-4
4.3 target configuration editor - memory tab ................................................................. 4-6
4.4 target configuration editor - peripherals tab ........................................................... 4-9
4.5 target configuration editor - registers tab ............................................................ 4-11
4.6 target configuration editor - group view tab ......................................................... 4-13
4.7 target configuration editor - enumerations tab ..................................................... 4-15
4.8 target configuration editor - configurations tab .................................................... 4-17
4.9 scenario demonstrating how to create a new target configuration file .................. 4-19
4.10 creating a memory map ........................................................................................ 4-21
4.11 creating a peripheral ............................................................................................. 4-22
4.12 creating a standalone register ............................................................................... 4-23
4.13 creating a peripheral register ................................................................................ 4-24
4.14 creating enumerations for use with a peripheral register ...................................... 4-25
4.15 assigning enumerations to a peripheral register ................................................... 4-26
4.16 creating remapping rules for a control register ..................................................... 4-27
4.17 creating a memory region for remapping by a control register ............................. 4-28
4.18 applying the map rules to the overlapping memory regions .................................. 4-29
4.19 creating a power domain for a target .................................................................... 4-31
4.20 creating a group list .............................................................................................. 4-32
4.21 importing an existing target configuration file ........................................................ 4-33
4.22 exporting a target configuration file ....................................................................... 4-35

chapter 5 controlling execution

5.1 about loading an image on to the target .................................................................. 5-2
5.2 about loading debug information into the debugger ................................................ 5-4
5.3 about passing arguments to main() ......................................................................... 5-6
5.4 running an image .................................................................................................... 5-7
5.5 about breakpoints and watchpoints ......................................................................... 5-8
5.6 setting an execution breakpoint ............................................................................ 5-11
5.7 setting a data watchpoint ...................................................................................... 5-13
5.8 setting a tracepoint ................................................................................................ 5-15
5.9 setting streamline start and stop points ................................................................ 5-16
5.10 setting a conditional breakpoint ............................................................................. 5-17
5.11 setting a breakpoint on a specific thread ............................................................... 5-20
5.12 pending breakpoints and watchpoints ................................................................... 5-22
5.13 exporting ds-5 breakpoint settings to a file ........................................................... 5-24
5.14 importing ds-5 breakpoint settings from a file ....................................................... 5-26
5.15 stepping through an application ............................................................................ 5-28
5.16 handling unix signals ............................................................................................ 5-30
5.17 handling processor exceptions .............................................................................. 5-32
5.18 configuring the debugger path substitution rules .................................................. 5-34

chapter 6 examining the target

6.1 examining the target execution environment ........................................................... 6-2
6.2 examining the call stack .......................................................................................... 6-4
6.3 about trace support ................................................................................................. 6-6

chapter 7 debugging embedded systems

7.1 about endianness .................................................................................................... 7-2
7.2 about accessing ahb, apb, and axi buses ........................................................... 7-3
7.3 about virtual and physical memory .......................................................................... 7-4
7.4 about debugging hypervisors .................................................................................. 7-5
7.5 about debugging big.little systems ..................................................................... 7-6
7.6 about debugging bare-metal symmetric multiprocessing systems .......................... 7-7
7.7 about debugging multi-threaded applications ........................................................ 7-10
7.8 about debugging shared libraries .......................................................................... 7-12
7.9 about debugging a linux kernel ............................................................................ 7-15
7.10 about debugging linux kernel modules ................................................................. 7-17
7.11 about debugging trustzone enabled targets ........................................................ 7-19

chapter 8 controlling runtime messages

8.1 about semihosting and top of memory .................................................................... 8-2
8.2 working with semihosting ........................................................................................ 8-4
8.3 enabling automatic semihosting support in the debugger ....................................... 8-5
8.4 controlling semihosting messages using the command-line console ..................... 8-6
8.5 controlling the output of logging messages ............................................................. 8-7
8.6 about log4j configuration files ................................................................................. 8-8
8.7 customizing the output of logging messages from the debugger ............................ 8-9

chapter 9 debugging with scripts

9.1 exporting ds-5 debugger commands generated during a debug session .............. 9-2
9.2 creating a ds-5 debugger script ............................................................................. 9-3
9.3 about jython scripts ................................................................................................ 9-4
9.4 jython script concepts and interfaces ...................................................................... 9-6
9.5 configuring a jython project in eclipse .................................................................... 9-8
9.6 creating a jython script ......................................................................................... 9-11
9.7 running a script ..................................................................................................... 9-13
9.8 creating a cmm-style script .................................................................................. 9-14

chapter 10 working with the snapshot viewer

10.1 about the snapshot viewer ................................................................................... 10-2
10.2 creating a snapshot viewer initialization file ......................................................... 10-5
10.3 connecting to the snapshot viewer ...................................................................... 10-8
10.4 considerations when creating debugger scripts for the snapshot viewer ............ 10-9

chapter 11 ds-5 debug perspective and views

11.1 app console view .................................................................................................. 11-3
11.2 arm asm info view ............................................................................................... 11-5
11.3 arm assembler editor ........................................................................................... 11-6
11.4 breakpoints view .................................................................................................... 11-9
11.5 c/c editor ........................................................................................................ 11-13
11.6 commands view .................................................................................................. 11-16
11.7 debug control view ............................................................................................. 11-19
11.8 disassembly view ................................................................................................ 11-24
11.9 events view .......................................................................................................... 11-28
11.10 expressions view ................................................................................................. 11-29
11.11 functions view ..................................................................................................... 11-32
11.12 history view ......................................................................................................... 11-35
11.13 memory view ........................................................................................................ 11-37
11.14 modules view ....................................................................................................... 11-41
11.15 registers view ..................................................................................................... 11-44
11.16 screen view ......................................................................................................... 11-47
11.17 scripts view .......................................................................................................... 11-50
11.18 target view .......................................................................................................... 11-52
11.19 target console view ............................................................................................ 11-54
11.20 trace view ........................................................................................................... 11-55
11.21 variables view ...................................................................................................... 11-59
11.22 auto refresh properties dialog box ..................................................................... 11-62
11.23 memory exporter dialog box ................................................................................ 11-63
11.24 memory importer dialog box ................................................................................ 11-65
11.25 fill memory dialog box ......................................................................................... 11-67
11.26 export trace report dialog box .............................................................................. 11-68
11.27 breakpoint properties dialog box ......................................................................... 11-70
11.28 watchpoint properties dialog box ........................................................................ 11-74
11.29 tracepoint properties dialog box ......................................................................... 11-75
11.30 manage signals dialog box .................................................................................. 11-76
11.31 event viewer dialog box ...................................................................................... 11-78
11.32 functions filter dialog box ................................................................................... 11-79
11.33 jython script parameters dialog box ................................................................... 11-80
11.34 debug configurations - connection tab ............................................................... 11-81
11.35 debug configurations - files tab ......................................................................... 11-85
11.36 debug configurations - debugger tab ................................................................. 11-90
11.37 debug configurations - arguments tab ............................................................... 11-94
11.38 debug configurations - environment tab ............................................................. 11-97
11.39 debug configurations - event viewer tab .......................................................... 11-100
11.40 dtsl configuration editor dialog box ............................................................... 11-103
11.41 configuration database panel ............................................................................ 11-106
11.42 about the remote system explorer .................................................................. 11-108
11.43 remote systems view ...................................................................................... 11-109
11.44 remote system details view ............................................................................. 11-110
11.45 remote scratchpad view ................................................................................... 11-111
11.46 remote systems terminal for ssh connections ................................................ 11-112
11.47 target management terminal for serial and ssh connections .......................... 11-113
11.48 new terminal connection dialog box ................................................................ 11-114
11.49 ds-5 debugger menu and toolbar icons ........................................................... 11-116

chapter 12 troubleshooting

12.1 arm linux problems and solutions ....................................................................... 12-2
12.2 enabling internal logging from the debugger ......................................................... 12-3
12.3 target connection problems and solutions ............................................................ 12-4