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    get_linear_addr

    Convert physical to linear address.

    Declaration

    Source position: go32.pp line 99

    function get_linear_addr(phys_addr: DWord; size: LongInt) : DWord;

    Description

    Converts a physical address into a linear address.

    Parameters:

    phys_addr
    physical address of device.
    size
    Size of region to map in bytes.

    Return value: Linear address that can be used to access the physical memory. Notes: It's the applications responsibility to allocate and set up a descriptor for access to the memory. This function shouldn't be used to map real mode addresses.

    Errors

    Check the int31error variable.

    See also

    Name Description
    allocate_ldt_descriptors Allocate a number of descriptors.
    set_segment_limit Set descriptor limit.
    set_segment_base_address Set descriptor's base address.