diff options
Diffstat (limited to 'lib/cpus/aarch64/cortex_a73.S')
| -rw-r--r-- | lib/cpus/aarch64/cortex_a73.S | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/lib/cpus/aarch64/cortex_a73.S b/lib/cpus/aarch64/cortex_a73.S index c43f07ec..11680a09 100644 --- a/lib/cpus/aarch64/cortex_a73.S +++ b/lib/cpus/aarch64/cortex_a73.S @@ -1,5 +1,5 @@ /* - * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -114,6 +114,36 @@ func cortex_a73_cluster_pwr_dwn b cortex_a73_disable_smp endfunc cortex_a73_cluster_pwr_dwn +func check_errata_cve_2017_5715 +#if WORKAROUND_CVE_2017_5715 + mov x0, #ERRATA_APPLIES +#else + mov x0, #ERRATA_MISSING +#endif + ret +endfunc check_errata_cve_2017_5715 + +#if REPORT_ERRATA +/* + * Errata printing function for Cortex A75. Must follow AAPCS. + */ +func cortex_a73_errata_report + stp x8, x30, [sp, #-16]! + + bl cpu_get_rev_var + mov x8, x0 + + /* + * Report all errata. The revision-variant information is passed to + * checking functions of each errata. + */ + report_errata WORKAROUND_CVE_2017_5715, cortex_a73, cve_2017_5715 + + ldp x8, x30, [sp], #16 + ret +endfunc cortex_a73_errata_report +#endif + /* --------------------------------------------- * This function provides cortex_a73 specific * register information for crash reporting. |