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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2005-08-10 16:15:32 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2005-08-10 16:15:32 +0100
commit1b9749e7f15bf2db19f5d201f88401c7517910b7 (patch)
tree43654821aa73118f73f0e98e40bfb470f089e96d /arch/arm/mm/proc-v6.S
parent86b3786078d63242d3194ffc58ae8dae1d1bbef3 (diff)
downloadlwn-1b9749e7f15bf2db19f5d201f88401c7517910b7.tar.gz
lwn-1b9749e7f15bf2db19f5d201f88401c7517910b7.zip
[ARM] Use #defined constants for manipulating v6 hardware PTE bits
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mm/proc-v6.S')
-rw-r--r--arch/arm/mm/proc-v6.S20
1 files changed, 7 insertions, 13 deletions
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index 352db98ee269..75e65522c8d2 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -111,12 +111,6 @@ ENTRY(cpu_v6_switch_mm)
mcr p15, 0, r1, c13, c0, 1 @ set context ID
mov pc, lr
-#define nG (1 << 11)
-#define APX (1 << 9)
-#define AP1 (1 << 5)
-#define AP0 (1 << 4)
-#define XN (1 << 0)
-
/*
* cpu_v6_set_pte(ptep, pte)
*
@@ -141,22 +135,22 @@ ENTRY(cpu_v6_set_pte)
bic r2, r1, #0x00000ff0
bic r2, r2, #0x00000003
- orr r2, r2, #AP0 | 2
+ orr r2, r2, #PTE_EXT_AP0 | 2
tst r1, #L_PTE_WRITE
tstne r1, #L_PTE_DIRTY
- orreq r2, r2, #APX
+ orreq r2, r2, #PTE_EXT_APX
tst r1, #L_PTE_USER
- orrne r2, r2, #AP1 | nG
- tstne r2, #APX
- bicne r2, r2, #APX | AP0
+ orrne r2, r2, #PTE_EXT_AP1 | PTE_EXT_NG
+ tstne r2, #PTE_EXT_APX
+ bicne r2, r2, #PTE_EXT_APX | PTE_EXT_AP0
tst r1, #L_PTE_YOUNG
- biceq r2, r2, #APX | AP1 | AP0
+ biceq r2, r2, #PTE_EXT_APX | PTE_EXT_AP_MASK
@ tst r1, #L_PTE_EXEC
-@ orreq r2, r2, #XN
+@ orreq r2, r2, #PTE_EXT_XN
tst r1, #L_PTE_PRESENT
moveq r2, #0