DOS ain't dead - DMA for Ethernet Controller

DMA for Ethernet Controller (Announce)

posted by martin.joni, 19.04.2016, 21:23

First of all, thanks for the interest in this topic.
> I'm confused about exactly what you're doing.
>
> First of all, why are you using Win32 and not just a "regular" DOS DPMI
> server? If you're running underneath Windows, you shouldn't need to access
> the Ethernet controller hardware directly -- just let Windows handle the
> networking for you.

I use DPMI with Wuschl's DOS extender.

>
> Secondly, are you wanting to access something in the Ethernet hardware with
> DMA (like MMIO space), or are you wanting to allocate memory from DPMS that
> you can manipulate at will and also have the PCI bus read/write?

I need Busmastering DMA capable Memory. Which means Physically contiguos, above 16mb(Intel e3800 restriction), no paging.

Post reply

Complete thread:

DMA for Ethernet Controller - martin.joni, 17.04.2016, 16:14 (Announce)
- DMA for Ethernet Controller - bretjohn, 18.04.2016, 17:59
  - DMA for Ethernet Controller - martin.joni, 19.04.2016, 21:23
    - DMA for Ethernet Controller - bretjohn, 21.04.2016, 20:18
    - DMA for Ethernet Controller - RayeR, 22.04.2016, 11:08