diff options
Diffstat (limited to 'arch/arc/lib/start.S')
| -rw-r--r-- | arch/arc/lib/start.S | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arc/lib/start.S b/arch/arc/lib/start.S index e573ce7718..84959b41bd 100644 --- a/arch/arc/lib/start.S +++ b/arch/arc/lib/start.S @@ -61,6 +61,15 @@ ENTRY(_start) 1: #endif +#ifdef __ARC_UNALIGNED__ + /* + * Enable handling of unaligned access in the CPU as by default + * this HW feature is disabled while GCC starting from 8.1.0 + * unconditionally uses it for ARC HS cores. + */ + flag 1 << STATUS_AD_BIT +#endif + /* Establish C runtime stack and frame */ mov %sp, CONFIG_SYS_INIT_SP_ADDR mov %fp, %sp |