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Commit 9bf5a475 authored by Andi Kleen's avatar Andi Kleen Committed by Ingo Molnar
Browse files

x86: cpa, add the PAT bit defines 



Signed-off-by: default avatarAndi Kleen <ak@suse.de>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 331e4065

include/asm-x86/pgtable.h

+4 −0
Original line number Original line Diff line number Diff line
@@ -13,10 +13,12 @@ 
#define _PAGE_BIT_DIRTY		6

#define _PAGE_BIT_DIRTY		6

#define _PAGE_BIT_FILE		6

#define _PAGE_BIT_FILE		6

#define _PAGE_BIT_PSE		7	/* 4 MB (or 2MB) page */

#define _PAGE_BIT_PSE		7	/* 4 MB (or 2MB) page */

#define _PAGE_BIT_PAT		7	/* on 4KB pages */

#define _PAGE_BIT_GLOBAL	8	/* Global TLB entry PPro+ */

#define _PAGE_BIT_GLOBAL	8	/* Global TLB entry PPro+ */

#define _PAGE_BIT_UNUSED1	9	/* available for programmer */

#define _PAGE_BIT_UNUSED1	9	/* available for programmer */

#define _PAGE_BIT_UNUSED2	10

#define _PAGE_BIT_UNUSED2	10

#define _PAGE_BIT_UNUSED3	11

#define _PAGE_BIT_UNUSED3	11

#define _PAGE_BIT_PAT_LARGE	12	/* On 2MB or 1GB pages */

#define _PAGE_BIT_NX           63       /* No execute: only valid after cpuid check */

#define _PAGE_BIT_NX           63       /* No execute: only valid after cpuid check */





/*

/*
@@ -36,6 +38,8 @@ 
#define _PAGE_UNUSED1	(_AC(1, L)<<_PAGE_BIT_UNUSED1)

#define _PAGE_UNUSED1	(_AC(1, L)<<_PAGE_BIT_UNUSED1)

#define _PAGE_UNUSED2	(_AC(1, L)<<_PAGE_BIT_UNUSED2)

#define _PAGE_UNUSED2	(_AC(1, L)<<_PAGE_BIT_UNUSED2)

#define _PAGE_UNUSED3	(_AC(1, L)<<_PAGE_BIT_UNUSED3)

#define _PAGE_UNUSED3	(_AC(1, L)<<_PAGE_BIT_UNUSED3)

#define _PAGE_PAT	(_AC(1, L)<<_PAGE_BIT_PAT)

#define _PAGE_PAT_LARGE (_AC(1, L)<<_PAGE_BIT_PAT_LARGE)





#if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE)

#if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE)

#define _PAGE_NX	(_AC(1, ULL) << _PAGE_BIT_NX)

#define _PAGE_NX	(_AC(1, ULL) << _PAGE_BIT_NX)