mirror of
https://github.com/brain-hackers/u-boot-brain
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691d719db7
Move this uncommon header out of the common header. Signed-off-by: Simon Glass <sjg@chromium.org>
35 lines
799 B
C
35 lines
799 B
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (c) 2015 Andreas Bießmann <andreas@biessmann.org>
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*
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* Copyright (c) 2011 The Chromium OS Authors.
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* (C) Copyright 2002-2006
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* (C) Copyright 2002
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* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
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* Marius Groeger <mgroeger@sysgo.de>
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*/
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#include <common.h>
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#include <init.h>
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DECLARE_GLOBAL_DATA_PTR;
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int arch_reserve_stacks(void)
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{
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#ifdef CONFIG_SPL_BUILD
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gd->start_addr_sp -= 128; /* leave 32 words for abort-stack */
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gd->irq_sp = gd->start_addr_sp;
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#else
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/* setup stack pointer for exceptions */
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gd->irq_sp = gd->start_addr_sp;
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# if !defined(CONFIG_ARM64)
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/* leave 3 words for abort-stack, plus 1 for alignment */
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gd->start_addr_sp -= 16;
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# endif
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#endif
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return 0;
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}
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