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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-09-06 18:19:08 +0200
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-10-01 17:40:52 +0200
commitda0916539d20f257dfa46784357300e49d6bfd00 (patch)
treee581749819a4a7e5aea471c242a51773a360bd1d /arch/arm/mm/proc-arm720.S
parent[ARM] 5241/1: provide ioremap_wc() (diff)
downloadlinux-da0916539d20f257dfa46784357300e49d6bfd00.tar.xz
linux-da0916539d20f257dfa46784357300e49d6bfd00.zip
[ARM] Convert set_pte_ext implementions to macros
There are actually only four separate implementations of set_pte_ext. Use assembler macros to insert code for these into the proc-*.S files. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mm/proc-arm720.S')
-rw-r--r--arch/arm/mm/proc-arm720.S23
1 files changed, 3 insertions, 20 deletions
diff --git a/arch/arm/mm/proc-arm720.S b/arch/arm/mm/proc-arm720.S
index eda733d30455..6d3e0620be71 100644
--- a/arch/arm/mm/proc-arm720.S
+++ b/arch/arm/mm/proc-arm720.S
@@ -93,29 +93,12 @@ ENTRY(cpu_arm720_switch_mm)
* : r1 = value to set
* Purpose : Set a PTE and flush it out of any WB cache
*/
- .align 5
+ .align 5
ENTRY(cpu_arm720_set_pte_ext)
#ifdef CONFIG_MMU
- str r1, [r0], #-2048 @ linux version
-
- eor r1, r1, #L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_WRITE | L_PTE_DIRTY
-
- bic r2, r1, #PTE_SMALL_AP_MASK
- bic r2, r2, #PTE_TYPE_MASK
- orr r2, r2, #PTE_TYPE_SMALL
-
- tst r1, #L_PTE_USER @ User?
- orrne r2, r2, #PTE_SMALL_AP_URO_SRW
-
- tst r1, #L_PTE_WRITE | L_PTE_DIRTY @ Write and Dirty?
- orreq r2, r2, #PTE_SMALL_AP_UNO_SRW
-
- tst r1, #L_PTE_PRESENT | L_PTE_YOUNG @ Present and Young
- movne r2, #0
-
- str r2, [r0] @ hardware version
+ armv3_set_pte_ext wc_disable=0
#endif
- mov pc, lr
+ mov pc, lr
/*
* Function: arm720_reset