arm_early_mmu_cache_invalidate now clobbers x0, x1, x2, which might be
passed by a previous stage bootloader. Have the caller save them.
---
Rouven, does this work for you?
---
arch/arm/cpu/entry_ll_64.S | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/arch/arm/cpu/entry_ll_64.S b/arch/arm/cpu/entry_ll_64.S
index 37e0cb66b549..41d6cfb6a851 100644
--- a/arch/arm/cpu/entry_ll_64.S
+++ b/arch/arm/cpu/entry_ll_64.S
@@ -10,14 +10,16 @@
.section .text.__barebox_arm_entry
ENTRY(__barebox_arm_entry)
mov sp, x3
- /*
- * arm_early_mmu_cache_invalidate is jsut a call to
- * v8_invalidate_icache_all() which doesn't clobber x0, x1 or x2
- */
+ mov x4, x0
+ mov x5, x1
+ mov x6, x2
bl arm_early_mmu_cache_invalidate
+ mov x0, x4
+ mov x1, x5
+ mov x2, x6
#if IS_ENABLED(CONFIG_PBL_IMAGE)
b barebox_pbl_start
#else
b barebox_non_pbl_start
#endif
-ENDPROC(__barebox_arm_entry)
\ No newline at end of file
+ENDPROC(__barebox_arm_entry)
--
2.23.0
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