diff options
Diffstat (limited to 'lib/el3_runtime')
| -rw-r--r-- | lib/el3_runtime/aarch64/context.S | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/el3_runtime/aarch64/context.S b/lib/el3_runtime/aarch64/context.S index 013a505d4..769117163 100644 --- a/lib/el3_runtime/aarch64/context.S +++ b/lib/el3_runtime/aarch64/context.S @@ -553,8 +553,14 @@ endfunc fpregs_context_restore * always enable DIT in EL3 */ #if ENABLE_FEAT_DIT +#if ENABLE_FEAT_DIT == 2 + mrs x8, id_aa64pfr0_el1 + and x8, x8, #(ID_AA64PFR0_DIT_MASK << ID_AA64PFR0_DIT_SHIFT) + cbz x8, 1f +#endif mov x8, #DIT_BIT msr DIT, x8 +1: #endif /* ENABLE_FEAT_DIT */ .endm /* set_unset_pstate_bits */ |