| /* |
| * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| #include <arch.h> |
| #include <asm_macros.S> |
| #include <platform_def.h> |
| |
| .weak plat_get_my_stack |
| .weak plat_set_my_stack |
| |
| /* ----------------------------------------------------- |
| * uintptr_t plat_get_my_stack (u_register_t mpidr) |
| * |
| * For a given CPU, this function returns the stack |
| * pointer for a stack allocated in device memory. |
| * ----------------------------------------------------- |
| */ |
| func plat_get_my_stack |
| push {r4, lr} |
| get_my_mp_stack platform_normal_stacks, PLATFORM_STACK_SIZE |
| pop {r4, pc} |
| endfunc plat_get_my_stack |
| |
| /* ----------------------------------------------------- |
| * void plat_set_my_stack () |
| * |
| * For the current CPU, this function sets the stack |
| * pointer to a stack allocated in normal memory. |
| * ----------------------------------------------------- |
| */ |
| func plat_set_my_stack |
| mov r4, lr |
| get_my_mp_stack platform_normal_stacks, PLATFORM_STACK_SIZE |
| mov sp, r0 |
| bx r4 |
| endfunc plat_set_my_stack |
| |
| /* ----------------------------------------------------- |
| * Per-cpu stacks in normal memory. Each cpu gets a |
| * stack of PLATFORM_STACK_SIZE bytes. |
| * ----------------------------------------------------- |
| */ |
| declare_stack platform_normal_stacks, tzfw_normal_stacks, \ |
| PLATFORM_STACK_SIZE, PLATFORM_CORE_COUNT |
