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Altera_Forum's avatar
Altera_Forum
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13 years ago

NIOS II and Cyclone III Remote Update

Have spent several days now searching and reading and think I am nearly there... but not quite. I am using the NIOS II core with SOPC builder. I use Quartus II for the FPGA image. This is a projec...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

Still no luck. I am using the boot loader 'my_boot_loader_standalone.S'. I change the lines as shown below. SOPC says my EPCS base address is 0x801800. I put my software file at 0x400000 using the Quartus Programmer.

// ofset to where the code is loaded in the epcs device

// these need to be updated.

# define SOFTWARE_OFFSET 0x400000

# define EPCS_FLASH_CONTROLLER_0_BASE 0x801800

On power up my 1st FPGA and 1st software image run fine. When I reconfig, my 2nd FPGA image runs but no software seems to run.

Any help much appreciated.