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Altera_Forum
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19 years ago

Multiprocessor booting from flash

Hi, I have sucessfully completed the Altera multiprocessor Tutorial on the Altera NiosII Cyclone Development board, and under the Nios IDE everything works as expected, however I now want to bo...
Altera_Forum's avatar
Altera_Forum
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19 years ago

There may be different issues in booting a multicore Nios II devices...

the first things I have in mind are related to:

- the CPUID values, which in sopcbuilder (no idea for 6.0 sp1, but previous versions were like that) are assigned not in order

- the flashing of the images, which has to be done following the boundaries of the flash (we put some info in the Multicore tutorial on the ERIKA Enterprise literature web page)

- no idea abou the fact that at the second reset only one cpu does not work... are you using mutexes or mailboxes with a default initialization value?

bye

PJ