diff options
Diffstat (limited to 'lib/psci/aarch64/runtime_errata.S')
| -rw-r--r-- | lib/psci/aarch64/runtime_errata.S | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/lib/psci/aarch64/runtime_errata.S b/lib/psci/aarch64/runtime_errata.S new file mode 100644 index 0000000..89e3e12 --- /dev/null +++ b/lib/psci/aarch64/runtime_errata.S @@ -0,0 +1,27 @@ +/* + * Copyright (c) 2023, Arm Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <asm_macros.S> +#include <cortex_a510.h> +#include <cpu_macros.S> + +/* + * void apply_cpu_pwr_dwn_errata(void); + * + * This function applies various CPU errata during power down. + */ + .globl apply_cpu_pwr_dwn_errata +func apply_cpu_pwr_dwn_errata + mov x19, x30 + bl cpu_get_rev_var + mov x18, x0 + +#if ERRATA_A510_2684597 + bl erratum_cortex_a510_2684597_wa +#endif + + ret x19 +endfunc apply_cpu_pwr_dwn_errata |