| /* |
| * Copyright (c) 2023, Arm Limited. All rights reserved. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| #ifndef ERRATA_ABI_SVC_H |
| #define ERRATA_ABI_SVC_H |
| |
| #include <lib/smccc.h> |
| |
| #define ARM_EM_VERSION U(0x840000F0) |
| #define ARM_EM_FEATURES U(0x840000F1) |
| #define ARM_EM_CPU_ERRATUM_FEATURES U(0x840000F2) |
| |
| /* EM version numbers */ |
| #define EM_VERSION_MAJOR (0x1) |
| #define EM_VERSION_MINOR (0x0) |
| |
| /* EM CPU_ERRATUM_FEATURES return codes */ |
| #define EM_HIGHER_EL_MITIGATION (3) |
| #define EM_NOT_AFFECTED (2) |
| #define EM_AFFECTED (1) |
| #define EM_SUCCESS (0) |
| #define EM_NOT_SUPPORTED (-1) |
| #define EM_INVALID_PARAMETERS (-2) |
| #define EM_UNKNOWN_ERRATUM (-3) |
| |
| #if ERRATA_ABI_SUPPORT |
| bool is_errata_fid(uint32_t smc_fid); |
| #else |
| static inline bool is_errata_fid(uint32_t smc_fid) |
| { |
| return false; |
| } |
| #endif /* ERRATA_ABI_SUPPORT */ |
| uintptr_t errata_abi_smc_handler( |
| uint32_t smc_fid, |
| u_register_t x1, |
| u_register_t x2, |
| u_register_t x3, |
| u_register_t x4, |
| void *cookie, |
| void *handle, |
| u_register_t flags |
| ); |
| #endif /* ERRATA_ABI_SVC_H */ |
| |
