paging.h File Reference

#include <stdint.h>

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Macros
#define	PAGE_TABLE_ENTRY_PRESENT   (1UL << 0)
#define	PAGE_TABLE_ENTRY_BLOCK   (0UL << 1)
#define	PAGE_TABLE_ENTRY_PAGE   (1UL << 1)
#define	PAGE_TABLE_ENTRY_AF   (1UL << 10)
#define	PAGE_TABLE_ENTRY_SH   (3UL << 8)
#define	PAGE_TABLE_ENTRY_SH_NONE   (0UL << 8)
#define	PAGE_TABLE_ENTRY_AP_RW   (0UL << 6)
#define	PAGE_TABLE_ENTRY_MEMATTR   (1UL << 2)
#define	PAGE_TABLE_ENTRY_PXN   (1UL << 53)
#define	PAGE_TABLE_ENTRY_UXN   (1UL << 54)
#define	PAGE_TABLE_ENTRY_DEVICE   (0ULL << 2)
#define	PAGE_FLAGS

Functions
void	XEPagingInitialize ()
void	XEPagingMap (uint64_t virtualAddr, uint64_t physAddr)
void	XEPagingCopy ()

Macro Definition Documentation

PAGE_FLAGS

#define PAGE_FLAGS

Value:

(PAGE_TABLE_ENTRY_PRESENT | PAGE_TABLE_ENTRY_PAGE | PAGE_TABLE_ENTRY_AF | \
PAGE_TABLE_ENTRY_SH | PAGE_TABLE_ENTRY_AP_RW | PAGE_TABLE_ENTRY_MEMATTR);

PAGE_TABLE_ENTRY_AF

#define PAGE_TABLE_ENTRY_AF   (1UL << 10)

PAGE_TABLE_ENTRY_AP_RW

#define PAGE_TABLE_ENTRY_AP_RW   (0UL << 6)

PAGE_TABLE_ENTRY_BLOCK

#define PAGE_TABLE_ENTRY_BLOCK   (0UL << 1)

PAGE_TABLE_ENTRY_DEVICE

#define PAGE_TABLE_ENTRY_DEVICE   (0ULL << 2)

PAGE_TABLE_ENTRY_MEMATTR

#define PAGE_TABLE_ENTRY_MEMATTR   (1UL << 2)

PAGE_TABLE_ENTRY_PAGE

#define PAGE_TABLE_ENTRY_PAGE   (1UL << 1)

PAGE_TABLE_ENTRY_PRESENT

#define PAGE_TABLE_ENTRY_PRESENT   (1UL << 0)

BSD 2-Clause License

Copyright (c) 2023-2025, Manas Kamal Choudhury All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

PAGE_TABLE_ENTRY_PXN

#define PAGE_TABLE_ENTRY_PXN   (1UL << 53)

PAGE_TABLE_ENTRY_SH

#define PAGE_TABLE_ENTRY_SH   (3UL << 8)

PAGE_TABLE_ENTRY_SH_NONE

#define PAGE_TABLE_ENTRY_SH_NONE   (0UL << 8)

PAGE_TABLE_ENTRY_UXN

#define PAGE_TABLE_ENTRY_UXN   (1UL << 54)

Function Documentation

XEPagingCopy()

void XEPagingCopy ( )

extern

XEPagingInitialize()

void XEPagingInitialize ( )

extern

XEPagingMap()

void XEPagingMap ( uint64_t  virtualAddr, uint64_t  physAddr  )

extern