1*91f16700Schasinglulu/* 2*91f16700Schasinglulu * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. 3*91f16700Schasinglulu * 4*91f16700Schasinglulu * SPDX-License-Identifier: BSD-3-Clause 5*91f16700Schasinglulu */ 6*91f16700Schasinglulu 7*91f16700Schasinglulu#include <asm_macros.S> 8*91f16700Schasinglulu#include <common/bl_common.h> 9*91f16700Schasinglulu#include <platform_def.h> 10*91f16700Schasinglulu 11*91f16700Schasinglulu .globl plat_report_exception 12*91f16700Schasinglulu 13*91f16700Schasinglulu 14*91f16700Schasinglulu /* ------------------------------------------------------- 15*91f16700Schasinglulu * void plat_report_exception(unsigned int type) 16*91f16700Schasinglulu * Function to report an unhandled exception 17*91f16700Schasinglulu * with platform-specific means. 18*91f16700Schasinglulu * On FVP platform, it updates the LEDs 19*91f16700Schasinglulu * to indicate where we are. 20*91f16700Schasinglulu * SYS_LED[0] - 0x0 21*91f16700Schasinglulu * SYS_LED[2:1] - 0x0 22*91f16700Schasinglulu * SYS_LED[7:3] - Exception Mode. 23*91f16700Schasinglulu * Clobbers: r0-r1 24*91f16700Schasinglulu * ------------------------------------------------------- 25*91f16700Schasinglulu */ 26*91f16700Schasinglulufunc plat_report_exception 27*91f16700Schasinglulu lsl r0, r0, #V2M_SYS_LED_EC_SHIFT 28*91f16700Schasinglulu ldr r1, =V2M_SYSREGS_BASE 29*91f16700Schasinglulu add r1, r1, #V2M_SYS_LED 30*91f16700Schasinglulu str r0, [r1] 31*91f16700Schasinglulu bx lr 32*91f16700Schasingluluendfunc plat_report_exception 33