diff options
Diffstat (limited to 'include/common/aarch32/asm_macros.S')
| -rw-r--r-- | include/common/aarch32/asm_macros.S | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/include/common/aarch32/asm_macros.S b/include/common/aarch32/asm_macros.S index 74322228..f7d0595e 100644 --- a/include/common/aarch32/asm_macros.S +++ b/include/common/aarch32/asm_macros.S @@ -1,5 +1,5 @@ /* - * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -10,6 +10,20 @@ #include <asm_macros_common.S> #include <spinlock.h> +/* + * TLBI instruction with type specifier that implements the workaround for + * errata 813419 of Cortex-A57. + */ +#if ERRATA_A57_813419 +#define TLB_INVALIDATE(_reg, _coproc) \ + stcopr _reg, _coproc; \ + dsb ish; \ + stcopr _reg, _coproc +#else +#define TLB_INVALIDATE(_reg, _coproc) \ + stcopr _reg, _coproc +#endif + #define WORD_SIZE 4 /* |