DOS/32 Advanced DOS Extender - Programmer's Reference

2.54 - API function 01h - Get Access to Page Tables


In: AL = 01h
Out: BX = writeable data selector
ECX = number of allocated page tables
EDX = number of allocated page tables for physical address mapping
ESI = pointer to 0-th page table
EDI = pointer to first page table for physical address mapping


a) Selector returned in BX is a writeable data selector that should be used to access needed variables/addresses.

b) This function will return the correct values under VCPI only.


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