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