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/*
* 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 */
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