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[ARM] Use #defined constants for manipulating v6 hardware PTE bits

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Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King
2005-08-10 16:15:32 +01:00
committed by Russell King
parent 86b3786078
commit 1b9749e7f1
2 changed files with 16 additions and 16 deletions
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12
include/asm-arm/pgtable.h
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@@ -188,12 +188,18 @@ extern void __pgd_error(const char *file, int line, unsigned long val);
/*
* - extended small page/tiny page
*/
#define PTE_EXT_XN (1 << 0) /* v6 */
#define PTE_EXT_AP_MASK (3 << 4)
#define PTE_EXT_AP0 (1 << 4)
#define PTE_EXT_AP1 (2 << 4)
#define PTE_EXT_AP_UNO_SRO (0 << 4)
#define PTE_EXT_AP_UNO_SRW (1 << 4)
#define PTE_EXT_AP_URO_SRW (2 << 4)
#define PTE_EXT_AP_URW_SRW (3 << 4)
#define PTE_EXT_AP_UNO_SRW (PTE_EXT_AP0)
#define PTE_EXT_AP_URO_SRW (PTE_EXT_AP1)
#define PTE_EXT_AP_URW_SRW (PTE_EXT_AP1|PTE_EXT_AP0)
#define PTE_EXT_TEX(x) ((x) << 6) /* v5 */
#define PTE_EXT_APX (1 << 9) /* v6 */
#define PTE_EXT_SHARED (1 << 10) /* v6 */
#define PTE_EXT_NG (1 << 11) /* v6 */
/*
* - small page