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33 lines
1,016 B
C
33 lines
1,016 B
C
/*
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* COPYRIGHT: GPLv2+ - See COPYING in the top level directory
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* PROJECT: ReactOS Virtual DOS Machine
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* FILE: subsystems/mvdm/ntvdm/bios/umamgr.h
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* PURPOSE: Upper Memory Area Manager
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* PROGRAMMERS: Hermes Belusca-Maito (hermes.belusca@sfr.fr)
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*/
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#ifndef _UMAMGR_H_
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#define _UMAMGR_H_
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/* DEFINITIONS ****************************************************************/
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typedef enum
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{
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UMA_FREE = 0, // Free RAM block
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UMA_SYSTEM, // System memory (eg. VGA memory, etc...)
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UMA_ROM, // ROM block
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UMA_UMB, // Upper memory block
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UMA_VDD // VDD-reserved block
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} UMA_DESC_TYPE;
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/* FUNCTIONS ******************************************************************/
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BOOLEAN UmaDescReserve(IN OUT PUSHORT UmbSegment, IN OUT PUSHORT Size);
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BOOLEAN UmaDescRelease(IN USHORT UmbSegment);
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BOOLEAN UmaDescReallocate(IN USHORT UmbSegment, IN OUT PUSHORT Size);
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BOOLEAN UmaMgrInitialize(VOID);
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VOID UmaMgrCleanup(VOID);
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#endif /* _UMAMGR_H_ */
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