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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-09-06 17:19:08 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-10-01 16:40:52 +0100 |
| commit | da0916539d20f257dfa46784357300e49d6bfd00 (patch) | |
| tree | e581749819a4a7e5aea471c242a51773a360bd1d /arch/arm/mm/proc-arm922.S | |
| parent | 1ad77a876da48331451698cc4172c90ab9b6372f (diff) | |
| download | lwn-da0916539d20f257dfa46784357300e49d6bfd00.tar.gz lwn-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-arm922.S')
| -rw-r--r-- | arch/arm/mm/proc-arm922.S | 24 |
1 files changed, 1 insertions, 23 deletions
diff --git a/arch/arm/mm/proc-arm922.S b/arch/arm/mm/proc-arm922.S index 94ddcb4a4b76..0428f77b0d72 100644 --- a/arch/arm/mm/proc-arm922.S +++ b/arch/arm/mm/proc-arm922.S @@ -355,29 +355,7 @@ ENTRY(cpu_arm922_switch_mm) .align 5 ENTRY(cpu_arm922_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 - -#ifdef CONFIG_CPU_DCACHE_WRITETHROUGH - eor r3, r2, #0x0a @ C & small page? - tst r3, #0x0b - biceq r2, r2, #4 -#endif - str r2, [r0] @ hardware version + armv3_set_pte_ext mov r0, r0 mcr p15, 0, r0, c7, c10, 1 @ clean D entry mcr p15, 0, r0, c7, c10, 4 @ drain WB |