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Diffstat (limited to 'arch/arm/mm/proc-v6.S')
-rw-r--r--arch/arm/mm/proc-v6.S22
1 files changed, 8 insertions, 14 deletions
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index 352db98ee269..3429ddcf65d1 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -111,12 +111,6 @@ ENTRY(cpu_v6_switch_mm)
111 mcr p15, 0, r1, c13, c0, 1 @ set context ID 111 mcr p15, 0, r1, c13, c0, 1 @ set context ID
112 mov pc, lr 112 mov pc, lr
113 113
114#define nG (1 << 11)
115#define APX (1 << 9)
116#define AP1 (1 << 5)
117#define AP0 (1 << 4)
118#define XN (1 << 0)
119
120/* 114/*
121 * cpu_v6_set_pte(ptep, pte) 115 * cpu_v6_set_pte(ptep, pte)
122 * 116 *
@@ -139,24 +133,24 @@ ENTRY(cpu_v6_switch_mm)
139ENTRY(cpu_v6_set_pte) 133ENTRY(cpu_v6_set_pte)
140 str r1, [r0], #-2048 @ linux version 134 str r1, [r0], #-2048 @ linux version
141 135
142 bic r2, r1, #0x00000ff0 136 bic r2, r1, #0x000007f0
143 bic r2, r2, #0x00000003 137 bic r2, r2, #0x00000003
144 orr r2, r2, #AP0 | 2 138 orr r2, r2, #PTE_EXT_AP0 | 2
145 139
146 tst r1, #L_PTE_WRITE 140 tst r1, #L_PTE_WRITE
147 tstne r1, #L_PTE_DIRTY 141 tstne r1, #L_PTE_DIRTY
148 orreq r2, r2, #APX 142 orreq r2, r2, #PTE_EXT_APX
149 143
150 tst r1, #L_PTE_USER 144 tst r1, #L_PTE_USER
151 orrne r2, r2, #AP1 | nG 145 orrne r2, r2, #PTE_EXT_AP1
152 tstne r2, #APX 146 tstne r2, #PTE_EXT_APX
153 bicne r2, r2, #APX | AP0 147 bicne r2, r2, #PTE_EXT_APX | PTE_EXT_AP0
154 148
155 tst r1, #L_PTE_YOUNG 149 tst r1, #L_PTE_YOUNG
156 biceq r2, r2, #APX | AP1 | AP0 150 biceq r2, r2, #PTE_EXT_APX | PTE_EXT_AP_MASK
157 151
158@ tst r1, #L_PTE_EXEC 152@ tst r1, #L_PTE_EXEC
159@ orreq r2, r2, #XN 153@ orreq r2, r2, #PTE_EXT_XN
160 154
161 tst r1, #L_PTE_PRESENT 155 tst r1, #L_PTE_PRESENT
162 moveq r2, #0 156 moveq r2, #0