lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

x86: relocate_kernel - use predefined macroses for page attributes

Browse Source 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
gorcunov@gmail.com
2008-03-23 00:00:09 +03:00
committed by Ingo Molnar
parent fd3af53122
commit 366932deb3
2 changed files with 5 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
arch/x86/kernel/relocate_kernel_32.S
View File

@@ -10,14 +10,15 @@
#include <asm/page.h> #include <asm/page.h>
#include <asm/kexec.h> #include <asm/kexec.h>
#include <asm/processor-flags.h> #include <asm/processor-flags.h>
#include <asm/pgtable.h>
/* /*
* Must be relocatable PIC code callable as a C function * Must be relocatable PIC code callable as a C function
*/ */
#define PTR(x) (x << 2) #define PTR(x) (x << 2)
#define PAGE_ATTR 0x63 /* _PAGE_PRESENT|_PAGE_RW|_PAGE_ACCESSED|_PAGE_DIRTY */ #define PAGE_ATTR (_PAGE_PRESENT | _PAGE_RW | _PAGE_ACCESSED | _PAGE_DIRTY)
#define PAE_PGD_ATTR 0x01 /* _PAGE_PRESENT */ #define PAE_PGD_ATTR (_PAGE_PRESENT)
.text .text
.align PAGE_SIZE .align PAGE_SIZE

3
arch/x86/kernel/relocate_kernel_64.S
View File

@@ -10,13 +10,14 @@
#include <asm/page.h> #include <asm/page.h>
#include <asm/kexec.h> #include <asm/kexec.h>
#include <asm/processor-flags.h> #include <asm/processor-flags.h>
#include <asm/pgtable.h>
/* /*
* Must be relocatable PIC code callable as a C function * Must be relocatable PIC code callable as a C function
*/ */
#define PTR(x) (x << 3) #define PTR(x) (x << 3)
#define PAGE_ATTR 0x63 /* _PAGE_PRESENT|_PAGE_RW|_PAGE_ACCESSED|_PAGE_DIRTY */ #define PAGE_ATTR (_PAGE_PRESENT | _PAGE_RW | _PAGE_ACCESSED | _PAGE_DIRTY)
.text .text
.align PAGE_SIZE .align PAGE_SIZE