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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-sa1100.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-sa1100.S')
-rw-r--r--arch/arm/mm/proc-sa1100.S19
1 files changed, 1 insertions, 18 deletions
diff --git a/arch/arm/mm/proc-sa1100.S b/arch/arm/mm/proc-sa1100.S
index 871ba018252e..8e85e7cbc82f 100644
--- a/arch/arm/mm/proc-sa1100.S
+++ b/arch/arm/mm/proc-sa1100.S
@@ -166,24 +166,7 @@ ENTRY(cpu_sa1100_switch_mm)
166 .align 5 166 .align 5
167ENTRY(cpu_sa1100_set_pte_ext) 167ENTRY(cpu_sa1100_set_pte_ext)
168#ifdef CONFIG_MMU 168#ifdef CONFIG_MMU
169 str r1, [r0], #-2048 @ linux version 169 armv3_set_pte_ext wc_disable=0
170
171 eor r1, r1, #L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_WRITE | L_PTE_DIRTY
172
173 bic r2, r1, #PTE_SMALL_AP_MASK
174 bic r2, r2, #PTE_TYPE_MASK
175 orr r2, r2, #PTE_TYPE_SMALL
176
177 tst r1, #L_PTE_USER @ User?
178 orrne r2, r2, #PTE_SMALL_AP_URO_SRW
179
180 tst r1, #L_PTE_WRITE | L_PTE_DIRTY @ Write and Dirty?
181 orreq r2, r2, #PTE_SMALL_AP_UNO_SRW
182
183 tst r1, #L_PTE_PRESENT | L_PTE_YOUNG @ Present and Young?
184 movne r2, #0
185
186 str r2, [r0] @ hardware version
187 mov r0, r0 170 mov r0, r0
188 mcr p15, 0, r0, c7, c10, 1 @ clean D entry 171 mcr p15, 0, r0, c7, c10, 1 @ clean D entry
189 mcr p15, 0, r0, c7, c10, 4 @ drain WB 172 mcr p15, 0, r0, c7, c10, 4 @ drain WB