38 строки
867 B
ArmAsm
38 строки
867 B
ArmAsm
/*
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* linux/arch/arm/mach-integrator/headsmp.S
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*
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* Copyright (c) 2003 ARM Limited
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* All Rights Reserved
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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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#include <linux/init.h>
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__INIT
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/*
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* Integrator specific entry point for secondary CPUs. This provides
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* a "holding pen" into which all secondary cores are held until we're
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* ready for them to initialise.
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*/
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ENTRY(integrator_secondary_startup)
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adr r4, 1f
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ldmia r4, {r5, r6}
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sub r4, r4, r5
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ldr r6, [r6, r4]
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pen: ldr r7, [r6]
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cmp r7, r0
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bne pen
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/*
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* we've been released from the holding pen: secondary_stack
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* should now contain the SVC stack for this core
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*/
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b secondary_startup
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1: .long .
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.long phys_pen_release
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