Forum Discussion

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

Shared memory

Hello, I would like to make a big (e.g. 8Mbyte) buffer for my core, but also share the same DRAM chip with Nios. Here are my options: 1) Use SGDMA and allocate memory in software. 2) Use me...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

SGDMA would solve this by itself, however the descriptor list, which points where to write or read the data, would be very big. You need to write a descriptor for every packet You want to place on the memory.