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Hi Alex, thank you for your reply. I have now used the gdb from the toolchain that was used to create the SPL bootloader and have the same result. I end up in an endless loop. When I load the u-boot-spl file in Ozone, it appears that Ozone can not read the symbols correctly from the elf File, even though the Linux file command claims that it is an .elf file: Source Code (2 lines) Anyhow, when I specify the offset 0xFFFF0000 (On Chip RAM from which SPL is executed) I can sucessfully load the prog…
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Hello, I am trying to debug U-Boot SPL on a Cyclone V Soc. I have a J-Link Ultra + that is connected via JTAG to the Cyclone V. My Operating System is Ubuntu 20.04 LTS running in a Virtual Box. The JLink FW Version is: Firmware: J-Link Ultra V5 compiled Jun 29 2021 16:14:06 Hardware: V5.00 So far I have managed to connect to the Device with the command: Source Code (1 line) The JLink Script File is necessary to enable the monitor reset command in gdb. It contains: Brainfuck Source Code (30 lines…