diff options
Diffstat (limited to 'plat/common/aarch64/platform_up_stack.S')
| -rw-r--r-- | plat/common/aarch64/platform_up_stack.S | 72 |
1 files changed, 39 insertions, 33 deletions
diff --git a/plat/common/aarch64/platform_up_stack.S b/plat/common/aarch64/platform_up_stack.S index 73b74b2e..a99a7ccf 100644 --- a/plat/common/aarch64/platform_up_stack.S +++ b/plat/common/aarch64/platform_up_stack.S @@ -1,31 +1,7 @@ /* - * Copyright (c) 2014, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2014-2017, ARM Limited and Contributors. All rights reserved. * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * Redistributions of source code must retain the above copyright notice, this - * list of conditions and the following disclaimer. - * - * Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * - * Neither the name of ARM nor the names of its contributors may be used - * to endorse or promote products derived from this software without specific - * prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. + * SPDX-License-Identifier: BSD-3-Clause */ #include <arch.h> @@ -34,33 +10,63 @@ .local platform_normal_stacks - .globl platform_set_stack - .globl platform_get_stack + .weak plat_set_my_stack + .weak plat_get_my_stack + .weak platform_set_stack + .weak platform_get_stack /* ----------------------------------------------------- - * unsigned long platform_get_stack (unsigned long) + * 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 platform_get_stack +func plat_get_my_stack get_up_stack platform_normal_stacks, PLATFORM_STACK_SIZE ret +endfunc plat_get_my_stack /* ----------------------------------------------------- - * void platform_set_stack (unsigned long) + * 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 platform_set_stack +func plat_set_my_stack get_up_stack platform_normal_stacks, PLATFORM_STACK_SIZE mov sp, x0 ret +endfunc plat_set_my_stack + + /* ----------------------------------------------------- + * unsigned long platform_get_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. This function + * is deprecated. + * ----------------------------------------------------- + */ +func_deprecated platform_get_stack + b plat_get_my_stack +endfunc_deprecated platform_get_stack + + /* ----------------------------------------------------- + * void platform_set_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.This function is + * deprecated. + * ----------------------------------------------------- + */ +func_deprecated platform_set_stack + b plat_set_my_stack +endfunc_deprecated platform_set_stack /* ----------------------------------------------------- * Single cpu stack in normal memory. @@ -69,4 +75,4 @@ func platform_set_stack * ----------------------------------------------------- */ declare_stack platform_normal_stacks, tzfw_normal_stacks, \ - PLATFORM_STACK_SIZE, 1 + PLATFORM_STACK_SIZE, 1, CACHE_WRITEBACK_GRANULE |