exectos/xtoskrnl/mm/globals.c
Rafal Kupiec 5221db2e63
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Rename LOADER_MEMORY_MAPPING structure to more meaningful LOADER_MEMORY_DESCRIPTOR
2024-05-23 19:00:50 +02:00

44 lines
1.2 KiB
C

/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: xtoskrnl/mm/globals.c
* DESCRIPTION: Memory Manager initialization routines
* DEVELOPERS: Rafal Kupiec <belliash@codingworkshop.eu.org>
*/
#include <xtos.h>
/* Biggest free memory descriptor */
PLOADER_MEMORY_DESCRIPTOR MmFreeDescriptor;
/* Highest physical page number */
ULONG_PTR MmHighestPhysicalPage;
/* Lowest physical page number */
ULONG_PTR MmLowestPhysicalPage = -1;
/* Number of physical pages */
ULONG MmNumberOfPhysicalPages;
/* Old biggest free memory descriptor */
LOADER_MEMORY_DESCRIPTOR MmOldFreeDescriptor;
/* Page Map Level */
ULONG MmPageMapLevel;
/* Processor structures data (THIS IS A TEMPORARY HACK) */
UCHAR MmProcessorStructuresData[MAXIMUM_PROCESSORS][KPROCESSOR_STRUCTURES_SIZE] = {0};
/* Allocation descriptors dedicated for HAL */
LOADER_MEMORY_DESCRIPTOR MmpHalAllocationDescriptors[MM_HAL_ALLOCATION_DESCRIPTORS];
/* Live address of kernel HAL heap */
PVOID MmpHalHeapStart = MM_HAL_HEAP_START_ADDRESS;
/* Architecture-specific memory extension */
BOOLEAN MmpMemoryExtension;
/* Number of used HAL allocation descriptors */
ULONG MmpUsedHalAllocationDescriptors = 0;