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authorSteven Whitehouse <swhiteho@redhat.com>2006-04-21 12:52:36 -0400
committerSteven Whitehouse <swhiteho@redhat.com>2006-04-21 12:52:36 -0400
commita748422ee45725e04e1d3792fa19dfa90ddfd116 (patch)
tree978e12895468baaa9f7ab2747b9f7d50beaf1717 /arch/arm/mm/proc-sa110.S
parentc63e31c2cc1ec67372920b5e1aff8204d04dd172 (diff)
parentf4ffaa452e71495a06376f12f772342bc57051fc (diff)
Merge branch 'master'
Diffstat (limited to 'arch/arm/mm/proc-sa110.S')
-rw-r--r--arch/arm/mm/proc-sa110.S25
1 files changed, 4 insertions, 21 deletions
diff --git a/arch/arm/mm/proc-sa110.S b/arch/arm/mm/proc-sa110.S
index c916a6cae404..a2dd5ae1077d 100644
--- a/arch/arm/mm/proc-sa110.S
+++ b/arch/arm/mm/proc-sa110.S
@@ -26,22 +26,7 @@
26 * the cache line size of the I and D cache 26 * the cache line size of the I and D cache
27 */ 27 */
28#define DCACHELINESIZE 32 28#define DCACHELINESIZE 32
29#define FLUSH_OFFSET 32768
30 29
31 .macro flush_110_dcache rd, ra, re
32 ldr \rd, =flush_base
33 ldr \ra, [\rd]
34 eor \ra, \ra, #FLUSH_OFFSET
35 str \ra, [\rd]
36 add \re, \ra, #16384 @ only necessary for 16k
371001: ldr \rd, [\ra], #DCACHELINESIZE
38 teq \re, \ra
39 bne 1001b
40 .endm
41
42 .data
43flush_base:
44 .long FLUSH_BASE
45 .text 30 .text
46 31
47/* 32/*
@@ -145,13 +130,11 @@ ENTRY(cpu_sa110_dcache_clean_area)
145 */ 130 */
146 .align 5 131 .align 5
147ENTRY(cpu_sa110_switch_mm) 132ENTRY(cpu_sa110_switch_mm)
148 flush_110_dcache r3, ip, r1 133 str lr, [sp, #-4]!
149 mov r1, #0 134 bl v4wb_flush_kern_cache_all @ clears IP
150 mcr p15, 0, r1, c7, c5, 0 @ invalidate I cache
151 mcr p15, 0, r1, c7, c10, 4 @ drain WB
152 mcr p15, 0, r0, c2, c0, 0 @ load page table pointer 135 mcr p15, 0, r0, c2, c0, 0 @ load page table pointer
153 mcr p15, 0, r1, c8, c7, 0 @ invalidate I & D TLBs 136 mcr p15, 0, ip, c8, c7, 0 @ invalidate I & D TLBs
154 mov pc, lr 137 ldr pc, [sp], #4
155 138
156/* 139/*
157 * cpu_sa110_set_pte(ptep, pte) 140 * cpu_sa110_set_pte(ptep, pte)