38 lines
667 B
ArmAsm
38 lines
667 B
ArmAsm
/*
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* Copyright (c) 2006-2021, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2021-09-09 GuEe-GUI The first version
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*/
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/*
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* smc calling convention call
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*/
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.macro SMCCC_CALL INS
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stp x8, x29, [sp,#-16]! /* push the frame pointer (x29) for the purposes of AAPCS64 compatibility */
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\INS #0
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ldp x8, x29, [sp], #16
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stp x0, x1, [x8]
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stp x2, x3, [x8, #16]
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str x6, [x8, #32]
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ret
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.endm
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/*
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* smc call
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*/
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.globl arm_smc_call
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arm_smc_call:
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SMCCC_CALL smc
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/*
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* hvc call
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*/
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.globl arm_hvc_call
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arm_hvc_call:
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SMCCC_CALL hvc
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