#include <ntoskrnl.h>
#include <debug.h>
#include <mm/ARM3/miarm.h>

Include dependency graph for largepag.c:

Macros
#define	NDEBUG

#define	MODULE_INVOLVED_IN_ARM3

Functions
VOID NTAPI	MiInitializeLargePageSupport (VOID)

VOID NTAPI	MiSyncCachedRanges (VOID)

VOID NTAPI	MiInitializeDriverLargePageList (VOID)

Variables
LIST_ENTRY	MmProcessList

PMMPTE	MiLargePageHyperPte

ULONG	MiLargePageRangeIndex

MI_LARGE_PAGE_RANGES	MiLargePageRanges [64]

WCHAR	MmLargePageDriverBuffer [512] = {0}

ULONG	MmLargePageDriverBufferLength = -1

LIST_ENTRY	MiLargePageDriverList

BOOLEAN	MiLargePageAllDrivers

Macro Definition Documentation

◆ MODULE_INVOLVED_IN_ARM3

#define MODULE_INVOLVED_IN_ARM3

Definition at line 15 of file largepag.c.

◆ NDEBUG

#define NDEBUG

Definition at line 12 of file largepag.c.

Function Documentation

◆ MiInitializeDriverLargePageList()

VOID NTAPI MiInitializeDriverLargePageList ( VOID )

Definition at line 68 of file largepag.c.

{
    PWCHAR p, pp;
 
    /* Initialize the list */
    InitializeListHead(&MiLargePageDriverList);
 
    /* Bail out if there's nothing */
    if (MmLargePageDriverBufferLength == 0xFFFFFFFF) return;
 
    /* Loop from start to finish */
    p = MmLargePageDriverBuffer;
    pp = MmLargePageDriverBuffer + (MmLargePageDriverBufferLength / sizeof(WCHAR));
    while (p < pp)
    {
        /* Skip whitespaces */
        if ((*p == L' ') || (*p == L'\n') || (*p == L'\r') || (*p == L'\t'))
        {
            /* Skip the character */
            p++;
            continue;
        }
 
        /* A star means everything */
        if (*p == L'*')
        {
            /* No need to keep going */
            MiLargePageAllDrivers = TRUE;
            break;
        }
 
        DPRINT1("Large page drivers not supported\n");
        ASSERT(FALSE);
    }
}

Referenced by MmArmInitSystem().

◆ MiInitializeLargePageSupport()

VOID NTAPI MiInitializeLargePageSupport ( VOID )

Definition at line 34 of file largepag.c.

{
#if _MI_PAGING_LEVELS > 2
    DPRINT1("MiInitializeLargePageSupport: PAE/x64 Not Implemented\n");
    //ASSERT(FALSE);
#else
    /* Initialize the large-page hyperspace PTE used for initial mapping */
    MiLargePageHyperPte = MiReserveSystemPtes(1, SystemPteSpace);
    ASSERT(MiLargePageHyperPte);
    MiLargePageHyperPte->u.Long = 0;
 
    /* Initialize the process tracking list, and insert the system process */
    InitializeListHead(&MmProcessList);
    InsertTailList(&MmProcessList, &PsGetCurrentProcess()->MmProcessLinks);
#endif
}

Referenced by MmArmInitSystem().

◆ MiSyncCachedRanges()

VOID NTAPI MiSyncCachedRanges ( VOID )

Definition at line 54 of file largepag.c.

{
    ULONG i;
 
    /* Scan every range */
    for (i = 0; i < MiLargePageRangeIndex; i++)
    {
        UNIMPLEMENTED_DBGBREAK("No support for large pages\n");
    }
}