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Altera_Forum's avatar
Altera_Forum
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14 years ago

custom Nios bootloader

Hello, I have a very small board containing ethernet phy, sdram and cyclone III fpga only. The fpga upload is done from another board, which has microcontroller on it, using passive serial mode. T...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Yes if you specify on the on-chip ram block to use a specified .hex file, it will be included in the .sof configuration and will be available as soon as the FPGA switches to user mode.

Just be sure that your software is compiled into the correct .hex file, and that you compile the Quartus project after the .hex file has been updated. If the Quartus project is already compile, you should only need to run the assembler to update a .sof when you change the contents of the .hex file.