1 // SPDX-License-Identifier: GPL-2.0+
5 * Copyright (c) 2011 The Chromium OS Authors.
6 * (C) Copyright 2002-2006
10 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
15 #include <asm/global_data.h>
17 DECLARE_GLOBAL_DATA_PTR;
19 int arch_reserve_stacks(void)
23 /* setup stack pointer for exceptions */
24 gd->irq_sp = gd->start_addr_sp;
26 /* Clear initial stack frame */
27 s = (ulong *)gd->start_addr_sp;
28 *s = 0; /* Terminate back chain */
29 *++s = 0; /* NULL return address */