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45f5984a8a
This enables SMP support on the Armada XP processor. It adds the mandatory functions to support SMP such as: the SMP initialization functions in platsmp.c, the secondary CPU entry point in headsmp.S and the CPU hotplug initial support in hotplug.c. Signed-off-by: Yehuda Yitschak <yehuday@marvell.com> Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com> Reviewed-by: Will Deacon <will.deacon@arm.com>
31 lines
798 B
C
31 lines
798 B
C
/*
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* Symmetric Multi Processing (SMP) support for Armada XP
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*
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* Copyright (C) 2012 Marvell
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*
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* Lior Amsalem <alior@marvell.com>
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* Gregory CLEMENT <gregory.clement@free-electrons.com>
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* Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#include <linux/kernel.h>
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#include <linux/errno.h>
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#include <linux/smp.h>
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#include <asm/proc-fns.h>
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/*
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* platform-specific code to shutdown a CPU
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*
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* Called with IRQs disabled
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*/
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void __ref armada_xp_cpu_die(unsigned int cpu)
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{
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cpu_do_idle();
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/* We should never return from idle */
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panic("mvebu: cpu %d unexpectedly exit from shutdown\n", cpu);
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}
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