Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Modifying EPCS bootloader

Skip to tl;dr at the bottom if so inclined. Background and such is there to cover some possible questions. background: (Developing in Q10.1) I am developing a project with two separate fir...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

The compiler output files (*.o) are relocatable, the linking stage will assign fixed addresses (virtual addresses) at which the code is expected to run. The linker output for a program (do 'objdump -p' to get the program headers) can be copied into memory (at the correct address) and then run without any further fixups).

So for the EPCS boot code, it will be the address the the nios cpu accesses the boot rom.