DOS ain't dead

DMA -> physical memory ? nope with DPMI ... (Developers)

posted by DOS386, 29.01.2010, 11:12

> If you haven't chosen your development environment (compiler) yet, you may
> want to consider DJGPP - that *requires* DPMI to run, you're automatically
> in protected mode, and you don't have to worry about DOS memory segmentation

Good, but the very same great DPMI fails to provide a call for hogging physical memory, required for any type of DMA

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Complete thread:

• PCI Data Acquisition cards with DOS drivers - adkarakaya, 26.01.2010, 19:27 (Developers)
  • PCI Data Acquisition cards with DOS drivers - RayeR, 27.01.2010, 02:39
    • PCI Data Acquisition cards with DOS drivers - adkarakaya, 27.01.2010, 13:02
      • PCI Data Acquisition cards with DOS drivers - RayeR, 27.01.2010, 22:56
      • PCI Data Acquisition cards with DOS drivers - RayeR, 28.01.2010, 14:22
        • PCI Data Acquisition cards with DOS drivers - adkarakaya, 28.01.2010, 19:16
          • PCI Data Acquisition cards with DOS drivers - rr, 28.01.2010, 22:12
        • PCI Data Acquisition cards with DOS drivers - rr, 28.01.2010, 22:04
        • DMA -> physical memory ? nope with DPMI ... - DOS386, 29.01.2010, 11:12