1 /* 2 * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #include <errno.h> 8 #include <stdint.h> 9 10 #include <platform_def.h> 11 12 #include <arch_helpers.h> 13 #include <common/debug.h> 14 #include <drivers/cfi/v2m_flash.h> 15 #include <drivers/console.h> 16 #include <plat/common/platform.h> 17 18 #include <plat_arm.h> 19 20 #pragma weak plat_arm_error_handler 21 22 /* 23 * ARM common implementation for error handler 24 */ 25 void __dead2 plat_arm_error_handler(int err) 26 { 27 int ret; 28 29 switch (err) { 30 case -ENOENT: 31 case -EAUTH: 32 /* Image load or authentication error. Erase the ToC */ 33 INFO("Erasing FIP ToC from flash...\n"); 34 (void)nor_unlock(PLAT_ARM_FIP_BASE); 35 ret = nor_word_program(PLAT_ARM_FIP_BASE, 0); 36 if (ret != 0) { 37 ERROR("Cannot erase ToC\n"); 38 } else { 39 INFO("Done\n"); 40 } 41 break; 42 default: 43 /* Unexpected error */ 44 break; 45 } 46 47 (void)console_flush(); 48 49 /* Loop until the watchdog resets the system */ 50 for (;;) 51 wfi(); 52 } 53 54 void __dead2 plat_error_handler(int err) 55 { 56 plat_arm_error_handler(err); 57 } 58