All Questions
38
questions
3
votes
1
answer
53
views
Missing ELF symbol for extern const float?
I have seen Missing ELF symbol "var" when using GDB? , but this is a different issue.
I am using gdb with RP2040 over openocd. Unfortunately I cannot provide a full code that reproduces the ...
- 5,129
0
votes
1
answer
47
views
Is there a way to add Local Symbol names in the ELF file by adding debug flags to the arm-none-eabi-gcc compiler?
I am able to view the global symbols such as functions, global/static variables in the final built executable in elf file. I am looking for compilation flags that can add the local variable names into ...
0
votes
0
answers
70
views
Breakpoint aren't toggled in Vscode, Redboard Artemis with J-link
I was planning to debug an ARM board with a hardware debugger to be more efficient. I bought a Redboard Artemis and a J-Link edu mini but I’m facing issues in my setup.
My goal is to be able to set ...
- 1
0
votes
0
answers
125
views
Exception Occurs in STM32 Reset Handler using VSCode GDB
I'm attempting to debug firmware in Vscode using GDB from the STM32CubeCLT toolset. The Vector Table has been relocated to 0x8008200. Using the STM32CubeIDE, I have no problem debugging the software ...
0
votes
1
answer
53
views
XMC1300 boot kit memory corruption
I compiled an example program for XMC1300 boot kit. I was able to do the debugging part - reading memory and registers. This is a simple very basic LED program(worked fine multiple time earlier)
...
- 25
0
votes
1
answer
106
views
Where does GDB store its general register layout?
I'm building my own GDB Server instance based on the Remote Protocol.
One command sent by GDB is 'g', which reads general registers. The layout of the response to this command is architecture specific ...
- 125
0
votes
1
answer
244
views
How to set a value at specified address in an elf file
I have a project for a cortex M4 microcontroller, which compiles and runs fine.
I'd like to add the checksum of the file to the file itself, so I can check the correctness of the binary at runtime.
...
- 181
2
votes
1
answer
2k
views
How to add arguments to launch.json in VS Code
I am trying to debug the RP2040 using the new picoprobe.
When i execute the following command
openocd -f interface/cmsis-dap.cfg -f target/rp2040.cfg -c "adapter speed 5000"
OpenOCD works ...
0
votes
2
answers
1k
views
How to check the Cortex-M4 VTOR register with gdb command?
(I am learning about ARM debugging so this may be a dumb question.)
I checked the ARMv7-M Arch Ref Manual. It says the reset vector offset is stored in the VTOR (Vector Table Offset Register).
I am ...
- 63.4k
3
votes
0
answers
272
views
GCC, GDB, and is_stmt
I'm using GNU Arm Embedded Toolchain 10.3 to cross-compile for a Cortex-M0+ target, and using the accompanying GDB to debug.
I want to set a breakpoint on the following line of code:
if (...
- 5,231
1
vote
1
answer
152
views
How to view backtrace of untracked stack
Using arm-none-eabi-gdb, Cortex M0, FreeRTOS.
How can I view stack trace of an arbitrary stack at address addr?
Do I have to manually change the stack pointer, or is there a simpler way?
0
votes
0
answers
245
views
How to show all printed values when using arm-none-eabi-gdb?
I'm debugging an ARM in VS Code using openocd, arm-none-eabi-gdb and cortex-debug.
When I try to print a formatted variable in the debug consol it hides duplicated values.
Is there a way to get all ...
- 1
4
votes
1
answer
409
views
What are the possible reasons for registers to be offset by 1 in GDB?
The microcontroller is an STM32 F767ZI, which contains a 32 bit ARM Cortex M7
When setting values to the registers, the registers all appear to be offset by 1.
For example, the following code:
core.S
....
- 199
0
votes
1
answer
290
views
Why there is a dead loop in the generated assembly for a Cortex-M interrupt handler?
I am learning the Cortex-M with the MDK uVision IDE. I wrote a simple SysTick_Handler() to replace the WEAK default SysTick_Handler() which is a simple dead loop.
My SysTick_Handler():
The ...
- 63.4k
0
votes
1
answer
595
views
GDB don't stop on breakpoints and continue
I am a beginner in embedded programming so to learn I'm trying to work with a minimalist program. I have the following program I try to execute.
My environment:
arm-none-eabi-gcc (15:9-2019-q4-...
- 2,104