blob: d0f240092f004e246c63f5acfc7c5bb1e357e107 [file] [log] [blame]
/*
* Copyright (c) 2017, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <stdint.h>
#include <common/debug.h>
#include <plat/common/platform.h>
/*
* Canary value used by the compiler runtime checks to detect stack corruption.
*
* Force the canary to be in .data to allow predictable memory layout relatively
* to the stacks.
*/
u_register_t __attribute__((section(".data.stack_protector_canary")))
__stack_chk_guard = (u_register_t) 3288484550995823360ULL;
/*
* Function called when the stack's canary check fails, which means the stack
* was corrupted. It must not return.
*/
void __dead2 __stack_chk_fail(void)
{
#if DEBUG
ERROR("Stack corruption detected\n");
#endif
panic();
}