63 lines
2.4 KiB
C
63 lines
2.4 KiB
C
/** @file
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*
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* Copyright (c) 2012-2017, ARM Limited. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-2-Clause-Patent
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*
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**/
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#ifndef ARM_MM_SVC_H_
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#define ARM_MM_SVC_H_
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/*
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* SVC IDs to allow the MM secure partition to initialise itself, handle
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* delegated events and request the Secure partition manager to perform
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* privileged operations on its behalf.
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*/
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#define ARM_SVC_ID_SPM_VERSION_AARCH32 0x84000060
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#define ARM_SVC_ID_SP_EVENT_COMPLETE_AARCH32 0x84000061
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#define ARM_SVC_ID_SP_GET_MEM_ATTRIBUTES_AARCH32 0x84000064
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#define ARM_SVC_ID_SP_SET_MEM_ATTRIBUTES_AARCH32 0x84000065
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#define ARM_SVC_ID_SP_EVENT_COMPLETE_AARCH64 0xC4000061
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#define ARM_SVC_ID_SP_GET_MEM_ATTRIBUTES_AARCH64 0xC4000064
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#define ARM_SVC_ID_SP_SET_MEM_ATTRIBUTES_AARCH64 0xC4000065
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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_SP_EVENT_COMPLETE ARM_SVC_ID_SP_EVENT_COMPLETE_AARCH64
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#define ARM_SVC_ID_SP_GET_MEM_ATTRIBUTES ARM_SVC_ID_SP_GET_MEM_ATTRIBUTES_AARCH64
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#define ARM_SVC_ID_SP_SET_MEM_ATTRIBUTES ARM_SVC_ID_SP_SET_MEM_ATTRIBUTES_AARCH64
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#endif
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#ifdef MDE_CPU_ARM
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#define ARM_SVC_ID_SP_EVENT_COMPLETE ARM_SVC_ID_SP_EVENT_COMPLETE_AARCH32
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#define ARM_SVC_ID_SP_GET_MEM_ATTRIBUTES ARM_SVC_ID_SP_GET_MEM_ATTRIBUTES_AARCH32
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#define ARM_SVC_ID_SP_SET_MEM_ATTRIBUTES ARM_SVC_ID_SP_SET_MEM_ATTRIBUTES_AARCH32
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#endif
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#define SET_MEM_ATTR_DATA_PERM_MASK 0x3
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#define SET_MEM_ATTR_DATA_PERM_SHIFT 0
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#define SET_MEM_ATTR_DATA_PERM_NO_ACCESS 0
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#define SET_MEM_ATTR_DATA_PERM_RW 1
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#define SET_MEM_ATTR_DATA_PERM_RO 3
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#define SET_MEM_ATTR_CODE_PERM_MASK 0x1
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#define SET_MEM_ATTR_CODE_PERM_SHIFT 2
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#define SET_MEM_ATTR_CODE_PERM_X 0
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#define SET_MEM_ATTR_CODE_PERM_XN 1
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#define SET_MEM_ATTR_MAKE_PERM_REQUEST(d_perm, c_perm) \
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((((c_perm) & SET_MEM_ATTR_CODE_PERM_MASK) << SET_MEM_ATTR_CODE_PERM_SHIFT) | \
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(( (d_perm) & SET_MEM_ATTR_DATA_PERM_MASK) << SET_MEM_ATTR_DATA_PERM_SHIFT))
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/* MM SVC Return error codes */
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#define ARM_SVC_SPM_RET_SUCCESS 0
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#define ARM_SVC_SPM_RET_NOT_SUPPORTED -1
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#define ARM_SVC_SPM_RET_INVALID_PARAMS -2
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#define ARM_SVC_SPM_RET_DENIED -3
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#define ARM_SVC_SPM_RET_NO_MEMORY -5
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#define SPM_MAJOR_VERSION 0
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#define SPM_MINOR_VERSION 1
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#endif // ARM_MM_SVC_H_
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