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Table of Contents
4. Standard Units
4.28. DPMI - DOS Protected Mode Interface support unit
4.28.2. DPMI Unit Procedures and Functions
4.28.2.36. MapPhysicalToLinear
4.28.2.36. MapPhysicalToLinear
Targets: MS-DOS only
DPMI Unit
This function can be used by device drivers to convert
a physical address into a linear address. The linear address can then be
used to access the device memory.
Declaration:
function MapPhysicalToLinear (PhysAddr, SizeInBytes: DWord): DWord;
Remarks:
Returns pointer to linear address that can be used to access the
physical memory. Otherwise returns nil.
See also:
FreePhysicalMap
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