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/*
* Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <asm_macros.S>
#include <common/debug.h>
.globl el2_panic
/***********************************************************
* The common implementation of do_panic for all BL stages
***********************************************************/
.section .rodata.panic_str, "aS"
panic_msg: .asciz "PANIC at PC : 0x"
/*
* el2_panic will be redefined by the
* crash reporting mechanism (if enabled)
*/
el2_panic:
mov x6, x30
bl plat_crash_console_init
/* Check if the console is initialized */
cbz x0, _panic_handler
/* The console is initialized */
adr x4, panic_msg
bl asm_print_str
mov x4, x6
/* The panic location is lr -4 */
sub x4, x4, #4
bl asm_print_hex
bl plat_crash_console_flush
_panic_handler:
/* Pass to plat_panic_handler the address from where el2_panic was
* called, not the address of the call from el2_panic.
*/
mov x30, x6
b plat_panic_handler
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