Re: [riot-devel] Usage of DMA

2019-01-19 Thread Maksim Dmitrichenko
Hi Hauke! Ok. I'll try to implement it for sam3. Should I do some kind of abstraction layer for DMA with API, or is it ok for raw registers access to DMA unit from SPI code? пт, 18 янв. 2019 г. в 10:46, Hauke Petersen : > Hi Maksim, > > DMA is simply not implemented for the sam3, mostly to the

Re: [riot-devel] Usage of DMA

2019-01-17 Thread Hauke Petersen
Hi Maksim, DMA is simply not implemented for the sam3, mostly to the lack of manpower. This is simply an implementation issue - the periph_spi interface is actually designed in a way, to be agnostic to an implementation using DMA or not... So if this is something you care about, it would be

[riot-devel] Usage of DMA

2019-01-09 Thread Maksim Dmitrichenko
Hi everyone! I'm new to RIOT OS, and I'm trying to use it instead of Arduino on Arduino Due board. I briefly examined sources and found that it's SPI implementation doesn't use DMA for transfers though MCU supports it. Also I found that it is not the issue of the board or the platform, though a