jrrk

My version of the tool chain incorporates a hack for this problem (on certain host O/S) which unfortunately is not worthy to upstream. If you build my version it should...

The Unknown-linux-gnu- variant is intended to compile programs that run under Linux, the unknown-elf- variant is for bare metal programs such as the boot loader and Linux itself. This distinction...

The existing build environment already merges the .bit file and boot.bin into a single file, you probably noticed that already. When you build Linux, you can replace the .cpio file...

The boot sequence looks to be valid, but BBL never prints anything. I would expect the machine configuration to be printed if that option is enabled. I cannot comment further...

How very strange, does the green ‘done’ LED come on when you press the reconfigure button? Have you tried the pre-made binaries in the release area of the website?

Have you tried the ‘make debug’ target. This would establish if the CPU is working. You can load in a program with gdb and test the operation that way. The...

The make debug output appears to be correct. The make gdb usage is not correct. You need to run make debug in one window and make gdb in another window,...

You can also try the command: make nexys4_ddr_rocket_new This will recompile the boot loader and create a patched bitstream, it should take less than 5 minutes the first time through....

Did you use the load command in gdb also?

OK, I have added more detail to the documentation to get you going if possible. The correct usage of gdb is: target remote :3333 load break main cont