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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2005-08-10 19:15:32 +0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2005-08-10 19:15:32 +0400
commit1b9749e7f15bf2db19f5d201f88401c7517910b7 (patch)
tree43654821aa73118f73f0e98e40bfb470f089e96d /include/asm-arm/pgtable.h
parent86b3786078d63242d3194ffc58ae8dae1d1bbef3 (diff)
downloadlinux-1b9749e7f15bf2db19f5d201f88401c7517910b7.tar.xz
[ARM] Use #defined constants for manipulating v6 hardware PTE bits
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm/pgtable.h')
-rw-r--r--include/asm-arm/pgtable.h12
1 files changed, 9 insertions, 3 deletions
diff --git a/include/asm-arm/pgtable.h b/include/asm-arm/pgtable.h
index a9892eb42a23..8bd4c0faf230 100644
--- a/include/asm-arm/pgtable.h
+++ b/include/asm-arm/pgtable.h
@@ -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