diff options
author | Steven Whitehouse <swhiteho@redhat.com> | 2006-04-21 12:52:36 -0400 |
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committer | Steven Whitehouse <swhiteho@redhat.com> | 2006-04-21 12:52:36 -0400 |
commit | a748422ee45725e04e1d3792fa19dfa90ddfd116 (patch) | |
tree | 978e12895468baaa9f7ab2747b9f7d50beaf1717 /arch/arm/mm/proc-sa110.S | |
parent | c63e31c2cc1ec67372920b5e1aff8204d04dd172 (diff) | |
parent | f4ffaa452e71495a06376f12f772342bc57051fc (diff) |
Merge branch 'master'
Diffstat (limited to 'arch/arm/mm/proc-sa110.S')
-rw-r--r-- | arch/arm/mm/proc-sa110.S | 25 |
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 | ||
37 | 1001: ldr \rd, [\ra], #DCACHELINESIZE | ||
38 | teq \re, \ra | ||
39 | bne 1001b | ||
40 | .endm | ||
41 | |||
42 | .data | ||
43 | flush_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 |
147 | ENTRY(cpu_sa110_switch_mm) | 132 | ENTRY(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) |