Forum Discussion

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

Memory Access via JTAG (MemTest)

The JTAG IF via USB Blaster offers the possability to gain access to FLASH, Nios and other stuff. Does anybody know how to gain access via JTAG to any address location, read and write ? The t...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

One option that does work is adding an avalon jtag master in addition to nios. It allows system console to read and write memory, external or internal through this master.

By the way, the patch does not work with Nios 9.0 sp2.

Regards