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-rw-r--r--arch/arm/kernel/head-common.S15
1 files changed, 13 insertions, 2 deletions
diff --git a/arch/arm/kernel/head-common.S b/arch/arm/kernel/head-common.S
index 47cd974e57e..572a38335c9 100644
--- a/arch/arm/kernel/head-common.S
+++ b/arch/arm/kernel/head-common.S
@@ -99,8 +99,7 @@ __mmap_switched:
str r1, [r5] @ Save machine type
str r2, [r6] @ Save atags pointer
cmp r7, #0
- bicne r4, r0, #CR_A @ Clear 'A' bit
- stmneia r7, {r0, r4} @ Save control register values
+ strne r0, [r7] @ Save control register values
b start_kernel
ENDPROC(__mmap_switched)
@@ -177,6 +176,18 @@ __lookup_processor_type_data:
.long __proc_info_end
.size __lookup_processor_type_data, . - __lookup_processor_type_data
+__error_lpae:
+#ifdef CONFIG_DEBUG_LL
+ adr r0, str_lpae
+ bl printascii
+ b __error
+str_lpae: .asciz "\nError: Kernel with LPAE support, but CPU does not support LPAE.\n"
+#else
+ b __error
+#endif
+ .align
+ENDPROC(__error_lpae)
+
__error_p:
#ifdef CONFIG_DEBUG_LL
adr r0, str_p1