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-rw-r--r--arch/arm/boot/compressed/head.S15
1 files changed, 11 insertions, 4 deletions
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index 6825c34646d4..7193884ed8b0 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -125,9 +125,13 @@ wait: mrc p14, 0, pc, c0, c1, 0
125 * sort out different calling conventions 125 * sort out different calling conventions
126 */ 126 */
127 .align 127 .align
128 .arm @ Always enter in ARM state
128start: 129start:
129 .type start,#function 130 .type start,#function
130 .rept 8 131 THUMB( adr r12, BSYM(1f) )
132 THUMB( bx r12 )
133 THUMB( .rept 6 )
134 ARM( .rept 8 )
131 mov r0, r0 135 mov r0, r0
132 .endr 136 .endr
133 137
@@ -135,6 +139,7 @@ start:
135 .word 0x016f2818 @ Magic numbers to help the loader 139 .word 0x016f2818 @ Magic numbers to help the loader
136 .word start @ absolute load/run zImage address 140 .word start @ absolute load/run zImage address
137 .word _edata @ zImage end address 141 .word _edata @ zImage end address
142 THUMB( .thumb )
1381: mov r7, r1 @ save architecture ID 1431: mov r7, r1 @ save architecture ID
139 mov r8, r2 @ save atags pointer 144 mov r8, r2 @ save atags pointer
140 145
@@ -174,7 +179,8 @@ not_angel:
174 ldr sp, [r0, #28] 179 ldr sp, [r0, #28]
175#ifdef CONFIG_AUTO_ZRELADDR 180#ifdef CONFIG_AUTO_ZRELADDR
176 @ determine final kernel image address 181 @ determine final kernel image address
177 and r4, pc, #0xf8000000 182 mov r4, pc
183 and r4, r4, #0xf8000000
178 add r4, r4, #TEXT_OFFSET 184 add r4, r4, #TEXT_OFFSET
179#else 185#else
180 ldr r4, =zreladdr 186 ldr r4, =zreladdr
@@ -445,7 +451,8 @@ __setup_mmu: sub r3, r4, #16384 @ Page directory size
445 */ 451 */
446 mov r1, #0x1e 452 mov r1, #0x1e
447 orr r1, r1, #3 << 10 453 orr r1, r1, #3 << 10
448 mov r2, pc, lsr #20 454 mov r2, pc
455 mov r2, r2, lsr #20
449 orr r1, r1, r2, lsl #20 456 orr r1, r1, r2, lsl #20
450 add r0, r3, r2, lsl #2 457 add r0, r3, r2, lsl #2
451 str r1, [r0], #4 458 str r1, [r0], #4
@@ -1084,6 +1091,6 @@ memdump: mov r12, r0
1084reloc_end: 1091reloc_end:
1085 1092
1086 .align 1093 .align
1087 .section ".stack", "w" 1094 .section ".stack", "aw", %nobits
1088user_stack: .space 4096 1095user_stack: .space 4096
1089user_stack_end: 1096user_stack_end: