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Altera_Forum
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15 years ago

Download NIOS_Software from FLASH to SDRAM with Bootloader on On-Chip-Memory

Hi all, i have a problem with downloading a nios-software (c-program) from flash-memory to an sdram with help of a bootloader lies on on-chip-ram general requirements: ...
Altera_Forum's avatar
Altera_Forum
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15 years ago

Steve, please have a look at

http://www.alteraforum.com/forum/showthread.php?t=23447 (http://www.alteraforum.com/forum/showthread.php?t=23447)

There is my bootloader project. You can create a new (blank) software project in the Nios IDE and put the bootloader sources in that. Now you can debug this code over JTAG.

The bootloader is based on Altera bootloader (C:\altera\91\nios2eds\components\altera_nios2\boot_loader_sources). The difference is that the modified bootloader boots from a fixed address (defined in boot_loader.h)

Jens