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Oliver_I_Sedlacek's avatar
Oliver_I_Sedlacek
Icon for Contributor rankContributor
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


I am still investigating issue with our engineering team.

Narrowed down to racing condition between CPU and Flash where CPU gets halted due to invalid data from Flash when data ready signal is toggled.


Experimenting with various method to delay the CPU initialization so that EPCQ flash could be fully initialized before CPU reads the flash image