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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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28 lines
724 B
ArmAsm
28 lines
724 B
ArmAsm
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/*
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* Copied from omap44xx-smc.S Copyright (C) 2010 Texas Instruments, Inc.
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* Copyright 2012 Calxeda, Inc.
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*
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* This program is free software,you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/linkage.h>
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/*
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* This is common routine to manage secure monitor API
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* used to modify the PL310 secure registers.
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* 'r0' contains the value to be modified and 'r12' contains
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* the monitor API number.
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* Function signature : void highbank_smc1(u32 fn, u32 arg)
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*/
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ENTRY(highbank_smc1)
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stmfd sp!, {r4-r11, lr}
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mov r12, r0
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mov r0, r1
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dsb
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smc #0
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ldmfd sp!, {r4-r11, pc}
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ENDPROC(highbank_smc1)
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