__dpmi_physical_address_mapping

Syntax

#include <dpmi.h> int __dpmi_physical_address_mapping(__dpmi_meminfo *_info);

Description

Please refer to the DPMI Specification (see section DPMI Specification) for details on DPMI function call operation. Also see the DPMI Overview (see section DPMI Overview) for general information.

DPMI function AX = 0x0800

Maps a physical device (like a graphics buffer) to linear memory. Fill in the physical address and size (in bytes). On return, the address is the linear address to use.

Return Value

-1 on error, else zero.

Portability

ANSI/ISO C	No
POSIX	No