1 /* 2 * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #include <errno.h> 8 9 #include <arch_helpers.h> 10 #include <drivers/arm/sp805.h> 11 #include <plat/arm/common/plat_arm.h> 12 #include <plat/common/platform.h> 13 #include <platform_def.h> 14 15 /* 16 * Juno error handler 17 */ plat_arm_error_handler(int err)18void __dead2 plat_arm_error_handler(int err) 19 { 20 uint32_t *flags_ptr = (uint32_t *)V2M_SYS_NVFLAGS_ADDR; 21 22 /* Propagate the err code in the NV-flags register */ 23 *flags_ptr = err; 24 25 /* Setup the watchdog to reset the system as soon as possible */ 26 sp805_refresh(ARM_SP805_TWDG_BASE, 1U); 27 28 for (;;) 29 wfi(); 30 } 31