Forum Discussion

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

cycloneive boot from sd card

Hello to all! I'm working with a cycloneive board. I use the program university avalon sd card interface, and i can read and write a file (fat16) from/to a 2GB sd card. I would copy a .bin ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

I think the problem is here:

--- Quote Start ---

At power up the boot is copied from epcs16 to sdram at address 0x02000000.

--- Quote End ---

You CAN'T run your boot code from the same area of sdram which is supposed to store the application code you read from sd card.

The boot code must run from a reserved area or, better, a dedicated onchip memory.