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/*
* Copyright (c) 2016-2019,2021-2024, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef ARM_SIP_SVC_H
#define ARM_SIP_SVC_H
#include <lib/utils_def.h>
/* SMC function IDs for SiP Service queries */
#define ARM_SIP_SVC_CALL_COUNT U(0x8200ff00)
#define ARM_SIP_SVC_UID U(0x8200ff01)
/* U(0x8200ff02) is reserved */
#define ARM_SIP_SVC_VERSION U(0x8200ff03)
/* PMF_SMC_GET_TIMESTAMP_32 0x82000010 */
/* PMF_SMC_GET_TIMESTAMP_64 0xC2000010 */
/* Function ID for requesting state switch of lower EL */
#define ARM_SIP_SVC_EXE_STATE_SWITCH U(0x82000020)
/* DEBUGFS_SMC_32 0x82000030U */
/* DEBUGFS_SMC_64 0xC2000030U */
/*
* Arm(R) Ethos(TM)-N NPU SiP SMC function IDs
* 0xC2000050-0xC200005F
* 0x82000050-0x8200005F
*/
/* ARM SiP Service Calls version numbers */
#define ARM_SIP_SVC_VERSION_MAJOR U(0x0)
#define ARM_SIP_SVC_VERSION_MINOR U(0x2)
/*
* Arm SiP SMC calls that are primarily used for testing purposes.
*/
#if PLAT_TEST_SPM
#define ARM_SIP_SET_INTERRUPT_PENDING U(0x82000100)
#endif
/**
* Arm SiP Service Call for the SPM to leverage RME to protect a give memory range.
* Protected memory range is one whose PAS was made secure.
* Unprotect relates to reverting a protect operation.
*/
#if SPMD_SPM_AT_SEL2 && ENABLE_RME
#define PLAT_PROTECT_MEM_SMC64 0xC2000101
#define PLAT_UNPROTECT_MEM_SMC64 0xC2000102
#endif
/* SiP handler specific to each Arm platform. */
uintptr_t plat_arm_sip_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 /* ARM_SIP_SVC_H */