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Oliver_I_Sedlacek's avatar
Oliver_I_Sedlacek
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2 years ago

NIOS2 doesn't automatically run from external RAM, how to debug

I really need my NIOS2 to autostart and run from off chip RAM using the bootloader copy method. The trouble is that despite many readings of the handbook and multiple rebuilds of the design the code ...
Embedded Applications Layer
Oliver_I_Sedlacek's avatar
Oliver_I_Sedlacek
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2 years ago

Jingyang, yes I've used that guide for the boot copier.

1. The EMIF must be correct because the external RAM works fine. When the debugger runs the code everything works.

2. This is the most suspect area. I've read the documentation and my question is "how do I check that the vectors are correct?". What does 'correct' look like?

3. Same as point 2, what does 'correct' look like? I think the linker memory areas must be correct, see point 1.

Oliver

Oliver_I_Sedlacek's avatar
Oliver_I_Sedlacek
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2 years ago

Keeping this alive, I really need a solution.