TestHelper.c File Reference

#include "CpuPageTableLibUnitTest.h"
#include "../CpuPageTable.h"

Go to the source code of this file.

Macros
#define	IA32_PAE_RESERVED_MASK   0x7FF0000000000000ull

Functions
VOID	InitGlobalData (UINTN MemorySpace)
UNIT_TEST_STATUS	IsPageTableEntryValid (IN IA32_PAGING_ENTRY *PagingEntry, IN UINTN Level, IN UINTN MaxLeafLevel, IN UINT64 Address, IN PAGING_MODE PagingMode)
UNIT_TEST_STATUS	IsPageTableValid (IN UINTN PageTable, IN PAGING_MODE PagingMode)
UINT64	GetEntryFromSubPageTable (IN IA32_PAGING_ENTRY *PagingEntry, IN OUT UINTN *Level, IN UINTN MaxLeafLevel, IN UINT64 Address)
UINT64	GetEntryFromPageTable (IN UINTN PageTable, IN PAGING_MODE PagingMode, IN UINT64 Address, OUT UINTN *Level)
UINT64	GetMaxAddress (IN PAGING_MODE Mode)

Variables
IA32_PAGING_ENTRY	mValidMaskNoLeaf [6]
IA32_PAGING_ENTRY	mValidMaskLeaf [6]
IA32_PAGING_ENTRY	mValidMaskLeafFlag [6]

Detailed Description

helper file for Unit tests of the CpuPageTableLib instance of the CpuPageTableLib class

Copyright (c) 2022 - 2023, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file TestHelper.c.

Macro Definition Documentation

IA32_PAE_RESERVED_MASK

#define IA32_PAE_RESERVED_MASK   0x7FF0000000000000ull

Definition at line 12 of file TestHelper.c.

Function Documentation

GetEntryFromPageTable()

UINT64 GetEntryFromPageTable	(	IN UINTN	PageTable,
		IN PAGING_MODE	PagingMode,
		IN UINT64	Address,
		OUT UINTN *	Level
	)

Get the leaf entry for a given linear address from a page table

Parameters

[in]	PageTable	The pointer to the page table.
[in]	PagingMode	The paging mode.
[in]	LinearAddress	The linear address.
[out]	Level	leaf entry's level.

Return values

Leaf

entry.

Definition at line 267 of file TestHelper.c.

GetEntryFromSubPageTable()

UINT64 GetEntryFromSubPageTable	(	IN IA32_PAGING_ENTRY *	PagingEntry,
		IN OUT UINTN *	Level,
		IN UINTN	MaxLeafLevel,
		IN UINT64	Address
	)

Get the leaf entry for a given linear address from one entry in page table

Parameters

[in]	PagingEntry	The entry in page table which covers the linear address
[in,out]	Level	On input, is the level of PagingEntry. On outout, is the level of the leaf entry
[in]	MaxLeafLevel	Max leaf entry level.
[in]	LinearAddress	The linear address.

Return values

Leaf

entry.

Definition at line 224 of file TestHelper.c.

GetMaxAddress()

UINT64 GetMaxAddress

(

IN PAGING_MODE

Mode

)

Get max physical adrress supported by specific page mode

Parameters

[in]

Mode

The paging mode.

Return values

max

address.

Definition at line 306 of file TestHelper.c.

InitGlobalData()

VOID InitGlobalData

(

UINTN

MemorySpace

)

Init global data.

Parameters

[in]

MemorySpace

Memory space

Definition at line 31 of file TestHelper.c.

IsPageTableEntryValid()

UNIT_TEST_STATUS IsPageTableEntryValid	(	IN IA32_PAGING_ENTRY *	PagingEntry,
		IN UINTN	Level,
		IN UINTN	MaxLeafLevel,
		IN UINT64	Address,
		IN PAGING_MODE	PagingMode
	)

Check if the Page table entry is valid

Parameters

[in]	PagingEntry	The entry in page table to verify
[in]	Level	the level of PagingEntry.
[in]	MaxLeafLevel	Max leaf entry level.
[in]	LinearAddress	The linear address verified.
[in]	PagingMode	The paging mode.

Return values

Leaf

entry.

Definition at line 104 of file TestHelper.c.

IsPageTableValid()

UNIT_TEST_STATUS IsPageTableValid	(	IN UINTN	PageTable,
		IN PAGING_MODE	PagingMode
	)

Check if the Page table is valid

Parameters

[in]	PageTable	The pointer to the page table.
[in]	PagingMode	The paging mode.

Return values

UNIT_TEST_PASSED

It is a valid Page Table

Definition at line 170 of file TestHelper.c.

Variable Documentation

mValidMaskLeaf

IA32_PAGING_ENTRY mValidMaskLeaf[6]

Definition at line 22 of file TestHelper.c.

mValidMaskLeafFlag

IA32_PAGING_ENTRY mValidMaskLeafFlag[6]

Definition at line 23 of file TestHelper.c.

mValidMaskNoLeaf

IA32_PAGING_ENTRY mValidMaskNoLeaf[6]

Definition at line 21 of file TestHelper.c.