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-rw-r--r--arch/arm/mm/proc-arm925.S26
1 files changed, 2 insertions, 24 deletions
diff --git a/arch/arm/mm/proc-arm925.S b/arch/arm/mm/proc-arm925.S
index d045812f3399..2724526d89c1 100644
--- a/arch/arm/mm/proc-arm925.S
+++ b/arch/arm/mm/proc-arm925.S
@@ -52,7 +52,7 @@
52#include <linux/linkage.h> 52#include <linux/linkage.h>
53#include <linux/init.h> 53#include <linux/init.h>
54#include <asm/assembler.h> 54#include <asm/assembler.h>
55#include <asm/elf.h> 55#include <asm/hwcap.h>
56#include <asm/pgtable-hwdef.h> 56#include <asm/pgtable-hwdef.h>
57#include <asm/pgtable.h> 57#include <asm/pgtable.h>
58#include <asm/page.h> 58#include <asm/page.h>
@@ -398,29 +398,7 @@ ENTRY(cpu_arm925_switch_mm)
398 .align 5 398 .align 5
399ENTRY(cpu_arm925_set_pte_ext) 399ENTRY(cpu_arm925_set_pte_ext)
400#ifdef CONFIG_MMU 400#ifdef CONFIG_MMU
401 str r1, [r0], #-2048 @ linux version 401 armv3_set_pte_ext
402
403 eor r1, r1, #L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_WRITE | L_PTE_DIRTY
404
405 bic r2, r1, #PTE_SMALL_AP_MASK
406 bic r2, r2, #PTE_TYPE_MASK
407 orr r2, r2, #PTE_TYPE_SMALL
408
409 tst r1, #L_PTE_USER @ User?
410 orrne r2, r2, #PTE_SMALL_AP_URO_SRW
411
412 tst r1, #L_PTE_WRITE | L_PTE_DIRTY @ Write and Dirty?
413 orreq r2, r2, #PTE_SMALL_AP_UNO_SRW
414
415 tst r1, #L_PTE_PRESENT | L_PTE_YOUNG @ Present and Young?
416 movne r2, #0
417
418#ifdef CONFIG_CPU_DCACHE_WRITETHROUGH
419 eor r3, r2, #0x0a @ C & small page?
420 tst r3, #0x0b
421 biceq r2, r2, #4
422#endif
423 str r2, [r0] @ hardware version
424 mov r0, r0 402 mov r0, r0
425#ifndef CONFIG_CPU_DCACHE_WRITETHROUGH 403#ifndef CONFIG_CPU_DCACHE_WRITETHROUGH
426 mcr p15, 0, r0, c7, c10, 1 @ clean D entry 404 mcr p15, 0, r0, c7, c10, 1 @ clean D entry