Virtual Devices (3.1) (vdag31qh.hlp) (Table of Contents; Topic list)
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Free Physical Memory Management
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_AddFreePhysPage                Adds free physical pages
_MapFreePhysReg                 Maps pages into a free physical region
_PageResetHandlePAddr           Adds physical pages to a memory block
_SetFreePhysRegCalBk            Installs a free-physical-region callback
_UnmapFreePhysReg               Unmaps pages in a free physical region
_XchgFreePhysReg                Exchanges a physical address