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/** @file
Header file for FF-A ABI's that will be used for
communication between S-EL0 and the Secure Partition
Manager(SPM)
Copyright (c) 2020, ARM Limited. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent
@par Revision Reference:
- FF-A Version 1.0
**/
#ifndef ARM_FFA_SVC_H_
#define ARM_FFA_SVC_H_
#define ARM_SVC_ID_FFA_VERSION_AARCH32 0x84000063
#define ARM_SVC_ID_FFA_MSG_SEND_DIRECT_REQ_AARCH32 0x8400006F
#define ARM_SVC_ID_FFA_MSG_SEND_DIRECT_RESP_AARCH32 0x84000070
#define ARM_SVC_ID_FFA_MSG_SEND_DIRECT_REQ_AARCH64 0xC400006F
#define ARM_SVC_ID_FFA_MSG_SEND_DIRECT_RESP_AARCH64 0xC4000070
/* Generic IDs when using AArch32 or AArch64 execution state */
#ifdef MDE_CPU_AARCH64
#define ARM_SVC_ID_FFA_MSG_SEND_DIRECT_REQ ARM_SVC_ID_FFA_MSG_SEND_DIRECT_REQ_AARCH64
#define ARM_SVC_ID_FFA_MSG_SEND_DIRECT_RESP ARM_SVC_ID_FFA_MSG_SEND_DIRECT_RESP_AARCH64
#endif
#ifdef MDE_CPU_ARM
#define ARM_SVC_ID_FFA_MSG_SEND_DIRECT_REQ ARM_SVC_ID_FFA_MSG_SEND_DIRECT_REQ_AARCH32
#define ARM_SVC_ID_FFA_MSG_SEND_DIRECT_RESP ARM_SVC_ID_FFA_MSG_SEND_DIRECT_RESP_AARCH32
#endif
#define SPM_MAJOR_VERSION_FFA 1
#define SPM_MINOR_VERSION_FFA 0
#define ARM_FFA_SPM_RET_SUCCESS 0
#define ARM_FFA_SPM_RET_NOT_SUPPORTED -1
#define ARM_FFA_SPM_RET_INVALID_PARAMETERS -2
#define ARM_FFA_SPM_RET_NO_MEMORY -3
#define ARM_FFA_SPM_RET_BUSY -4
#define ARM_FFA_SPM_RET_INTERRUPTED -5
#define ARM_FFA_SPM_RET_DENIED -6
#define ARM_FFA_SPM_RET_RETRY -7
#define ARM_FFA_SPM_RET_ABORTED -8
// For now, the destination id to be used in the FF-A calls
// is being hard-coded. Subsequently, support will be added
// to get the endpoint id's dynamically
// This is the endpoint id used by the optee os's implementation
// of the spmc.
// https://github.com/OP-TEE/optee_os/blob/master/core/arch/arm/kernel/stmm_sp.c#L66
#define ARM_FFA_DESTINATION_ENDPOINT_ID 3
#endif // ARM_FFA_SVC_H_
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