44 lines
1.3 KiB
C
44 lines
1.3 KiB
C
/**
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* PROJECT: ExectOS
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* COPYRIGHT: See COPYING.md in the top level directory
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* FILE: xtoskrnl/mm/globals.c
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* DESCRIPTION: Memory Manager initialization routines
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* DEVELOPERS: Rafal Kupiec <belliash@codingworkshop.eu.org>
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*/
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#include <xtos.h>
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/* Biggest free memory descriptor */
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PLOADER_MEMORY_DESCRIPTOR MmFreeDescriptor;
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/* Highest physical page number */
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ULONG_PTR MmHighestPhysicalPage;
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/* Lowest physical page number */
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ULONG_PTR MmLowestPhysicalPage = -1;
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/* Number of physical pages */
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ULONG MmNumberOfPhysicalPages;
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/* Old biggest free memory descriptor */
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LOADER_MEMORY_DESCRIPTOR MmOldFreeDescriptor;
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/* Processor structures data (THIS IS A TEMPORARY HACK) */
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UCHAR MmProcessorStructuresData[MAXIMUM_PROCESSORS][KPROCESSOR_STRUCTURES_SIZE] = {0};
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/* Allocation descriptors dedicated for hardware layer */
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LOADER_MEMORY_DESCRIPTOR MmpHardwareAllocationDescriptors[MM_HARDWARE_ALLOCATION_DESCRIPTORS];
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/* Live address of kernel's hardware heap */
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PVOID MmpHardwareHeapStart = MM_HARDWARE_HEAP_START_ADDRESS;
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/* Information about the current page map */
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MMPAGEMAP_INFO MmpPageMapInfo;
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/* Pointers to page map routines for the current paging mode */
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PCMMPAGEMAP_ROUTINES MmpPageMapRoutines;
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/* Number of used hardware allocation descriptors */
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ULONG MmpUsedHardwareAllocationDescriptors = 0;
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