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62639c2f53
Support for SMP bringup of the B15 CPUs on Broadcom STB chips was added in commit4fbe66d990but was reverted in commitfc3e825fa9to address some late review comments. This reintroduces SMP support. Signed-off-by: Marc Carino <marc.ceeeee@gmail.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
34 lines
1.0 KiB
ArmAsm
34 lines
1.0 KiB
ArmAsm
/*
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* SMP boot code for secondary CPUs
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* Based on arch/arm/mach-tegra/headsmp.S
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*
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* Copyright (C) 2010 NVIDIA, Inc.
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* Copyright (C) 2013-2014 Broadcom Corporation
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation version 2.
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*
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* This program is distributed "as is" WITHOUT ANY WARRANTY of any
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* kind, whether express or implied; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <asm/assembler.h>
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#include <linux/linkage.h>
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#include <linux/init.h>
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.section ".text.head", "ax"
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ENTRY(brcmstb_secondary_startup)
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/*
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* Ensure CPU is in a sane state by disabling all IRQs and switching
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* into SVC mode.
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*/
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setmode PSR_I_BIT | PSR_F_BIT | SVC_MODE, r0
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bl v7_invalidate_l1
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b secondary_startup
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ENDPROC(brcmstb_secondary_startup)
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