aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mm/proc-arm1022.S
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mm/proc-arm1022.S')
-rw-r--r--arch/arm/mm/proc-arm1022.S24
1 files changed, 1 insertions, 23 deletions
diff --git a/arch/arm/mm/proc-arm1022.S b/arch/arm/mm/proc-arm1022.S
index 2a4ea1659e96..68db8c5a4e98 100644
--- a/arch/arm/mm/proc-arm1022.S
+++ b/arch/arm/mm/proc-arm1022.S
@@ -365,29 +365,7 @@ ENTRY(cpu_arm1022_switch_mm)
365 .align 5 365 .align 5
366ENTRY(cpu_arm1022_set_pte_ext) 366ENTRY(cpu_arm1022_set_pte_ext)
367#ifdef CONFIG_MMU 367#ifdef CONFIG_MMU
368 str r1, [r0], #-2048 @ linux version 368 armv3_set_pte_ext
369
370 eor r1, r1, #L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_WRITE | L_PTE_DIRTY
371
372 bic r2, r1, #PTE_SMALL_AP_MASK
373 bic r2, r2, #PTE_TYPE_MASK
374 orr r2, r2, #PTE_TYPE_SMALL
375
376 tst r1, #L_PTE_USER @ User?
377 orrne r2, r2, #PTE_SMALL_AP_URO_SRW
378
379 tst r1, #L_PTE_WRITE | L_PTE_DIRTY @ Write and Dirty?
380 orreq r2, r2, #PTE_SMALL_AP_UNO_SRW
381
382 tst r1, #L_PTE_PRESENT | L_PTE_YOUNG @ Present and Young?
383 movne r2, #0
384
385#ifdef CONFIG_CPU_DCACHE_WRITETHROUGH
386 eor r3, r1, #0x0a @ C & small page?
387 tst r3, #0x0b
388 biceq r2, r2, #4
389#endif
390 str r2, [r0] @ hardware version
391 mov r0, r0 369 mov r0, r0
392#ifndef CONFIG_CPU_DCACHE_DISABLE 370#ifndef CONFIG_CPU_DCACHE_DISABLE
393 mcr p15, 0, r0, c7, c10, 1 @ clean D entry 371 mcr p15, 0, r0, c7, c10, 1 @ clean D entry