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/*
* Copyright (c) 2014-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <asm_macros.S>
#include <platform_def.h>
.local platform_normal_stacks
.weak plat_set_my_stack
.weak plat_get_my_stack
/* -----------------------------------------------------
* uintptr_t plat_get_my_stack ()
*
* For cold-boot BL images, only the primary CPU needs a
* stack. This function returns the stack pointer for a
* stack allocated in device memory.
* -----------------------------------------------------
*/
func plat_get_my_stack
get_up_stack platform_normal_stacks, PLATFORM_STACK_SIZE
ret
endfunc plat_get_my_stack
/* -----------------------------------------------------
* void plat_set_my_stack ()
*
* For cold-boot BL images, only the primary CPU needs a
* stack. This function sets the stack pointer to a stack
* allocated in normal memory.
* -----------------------------------------------------
*/
func plat_set_my_stack
get_up_stack platform_normal_stacks, PLATFORM_STACK_SIZE
mov sp, x0
ret
endfunc plat_set_my_stack
/* -----------------------------------------------------
* Single cpu stack in normal memory.
* Used for C code during boot, PLATFORM_STACK_SIZE bytes
* are allocated
* -----------------------------------------------------
*/
declare_stack platform_normal_stacks, .tzfw_normal_stacks, \
PLATFORM_STACK_SIZE, 1, CACHE_WRITEBACK_GRANULE
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