99 lines
3.0 KiB
C
99 lines
3.0 KiB
C
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/*
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* Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* Neither the name of ARM nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __BL1_FWU_H__
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#define __BL1_FWU_H__
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#include <bl_common.h>
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/*
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* Defines for BL1 SMC function ids.
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*/
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#define BL1_SMC_CALL_COUNT 0x0
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#define BL1_SMC_UID 0x1
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/* SMC #0x2 reserved */
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#define BL1_SMC_VERSION 0x3
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/*
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* Corresponds to the function ID of the SMC that
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* the BL1 exception handler service to execute BL31.
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*/
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#define BL1_SMC_RUN_IMAGE 0x4
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/*
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* BL1 SMC version
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*/
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#define BL1_SMC_MAJOR_VER 0x0
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#define BL1_SMC_MINOR_VER 0x1
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/*
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* Defines for FWU SMC function ids.
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*/
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#define FWU_SMC_IMAGE_COPY 0x10
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#define FWU_SMC_IMAGE_AUTH 0x11
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#define FWU_SMC_IMAGE_EXECUTE 0x12
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#define FWU_SMC_IMAGE_RESUME 0x13
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#define FWU_SMC_SEC_IMAGE_DONE 0x14
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#define FWU_SMC_UPDATE_DONE 0x15
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/*
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* Number of FWU calls (above) implemented
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*/
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#define FWU_NUM_SMC_CALLS 6
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#if TRUSTED_BOARD_BOOT
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# define BL1_NUM_SMC_CALLS (FWU_NUM_SMC_CALLS + 4)
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#else
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# define BL1_NUM_SMC_CALLS 4
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#endif
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/*
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* The macros below are used to identify FWU
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* calls from the SMC function ID
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*/
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#define FWU_SMC_FID_START FWU_SMC_IMAGE_COPY
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#define FWU_SMC_FID_END FWU_SMC_UPDATE_DONE
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#define is_fwu_fid(_fid) \
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((_fid >= FWU_SMC_FID_START) && (_fid <= FWU_SMC_FID_END))
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#ifndef __ASSEMBLY__
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#include <cassert.h>
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/*
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* Check if the total number of FWU SMC calls are as expected.
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*/
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CASSERT(FWU_NUM_SMC_CALLS == \
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(FWU_SMC_FID_END - FWU_SMC_FID_START + 1),\
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assert_FWU_NUM_SMC_CALLS_mismatch);
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#endif /* __ASSEMBLY__ */
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#endif /* __BL1_FWU_H__ */
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