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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-09-06 12:19:08 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-10-01 11:40:52 -0400
commitda0916539d20f257dfa46784357300e49d6bfd00 (patch)
treee581749819a4a7e5aea471c242a51773a360bd1d /arch/arm/mm/proc-arm926.S
parent1ad77a876da48331451698cc4172c90ab9b6372f (diff)
[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-arm926.S')
-rw-r--r--arch/arm/mm/proc-arm926.S24
1 files changed, 1 insertions, 23 deletions
diff --git a/arch/arm/mm/proc-arm926.S b/arch/arm/mm/proc-arm926.S
index 4cd33169a7c9..10e6ac257892 100644
--- a/arch/arm/mm/proc-arm926.S
+++ b/arch/arm/mm/proc-arm926.S
@@ -359,29 +359,7 @@ ENTRY(cpu_arm926_switch_mm)
359 .align 5 359 .align 5
360ENTRY(cpu_arm926_set_pte_ext) 360ENTRY(cpu_arm926_set_pte_ext)
361#ifdef CONFIG_MMU 361#ifdef CONFIG_MMU
362 str r1, [r0], #-2048 @ linux version 362 armv3_set_pte_ext
363
364 eor r1, r1, #L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_WRITE | L_PTE_DIRTY
365
366 bic r2, r1, #PTE_SMALL_AP_MASK
367 bic r2, r2, #PTE_TYPE_MASK
368 orr r2, r2, #PTE_TYPE_SMALL
369
370 tst r1, #L_PTE_USER @ User?
371 orrne r2, r2, #PTE_SMALL_AP_URO_SRW
372
373 tst r1, #L_PTE_WRITE | L_PTE_DIRTY @ Write and Dirty?
374 orreq r2, r2, #PTE_SMALL_AP_UNO_SRW
375
376 tst r1, #L_PTE_PRESENT | L_PTE_YOUNG @ Present and Young?
377 movne r2, #0
378
379#ifdef CONFIG_CPU_DCACHE_WRITETHROUGH
380 eor r3, r2, #0x0a @ C & small page?
381 tst r3, #0x0b
382 biceq r2, r2, #4
383#endif
384 str r2, [r0] @ hardware version
385 mov r0, r0 363 mov r0, r0
386#ifndef CONFIG_CPU_DCACHE_WRITETHROUGH 364#ifndef CONFIG_CPU_DCACHE_WRITETHROUGH
387 mcr p15, 0, r0, c7, c10, 1 @ clean D entry 365 mcr p15, 0, r0, c7, c10, 1 @ clean D entry