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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
tehjingy_Altera's avatar
tehjingy_Altera
Icon for Regular Contributor rankRegular Contributor
2 years ago

Hi Oliver


I just notice that I did not attached the screenshot for the tab to just attached the debugger.

Please try taking a look at the previous comment on how to just attached the debugger.


Lets try attaching the debugger and see whether the bootloader is copying the code to the emif.

This will determine the next step to move.


Noted on this, we will keep this forum open till you get back.


Regards

Jingyang, Teh


Oliver_I_Sedlacek's avatar
Oliver_I_Sedlacek
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2 years ago

I couldn't find a screen that looked like your screenshot but I found a way to 'connect only'. The external memory doesn't look the same as when I download from the debugger (also attached) so I think that is evidence that the code isn't being copied.