blob: 00579035733457a767a88a6da3c76d4dc631904b [file] [log] [blame]
Achin Gupta4f6ad662013-10-25 09:08:21 +01001/*
Dan Handleye83b0ca2014-01-14 18:17:09 +00002 * Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved.
Achin Gupta4f6ad662013-10-25 09:08:21 +01003 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *
7 * Redistributions of source code must retain the above copyright notice, this
8 * list of conditions and the following disclaimer.
9 *
10 * Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 *
14 * Neither the name of ARM nor the names of its contributors may be used
15 * to endorse or promote products derived from this software without specific
16 * prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include <arch.h>
Andrew Thoelke38bde412014-03-18 13:46:55 +000032#include <asm_macros.S>
Dan Handley2bd4ef22014-04-09 13:14:54 +010033#include <bl_common.h>
34#include <platform.h>
Achin Gupta4f6ad662013-10-25 09:08:21 +010035
36 .globl plat_report_exception
37
Achin Gupta4f6ad662013-10-25 09:08:21 +010038 /* ---------------------------------------------
39 * void plat_report_exception(unsigned int type)
40 * Function to report an unhandled exception
41 * with platform-specific means.
42 * On FVP platform, it updates the LEDs
43 * to indicate where we are
44 * ---------------------------------------------
45 */
Andrew Thoelke38bde412014-03-18 13:46:55 +000046func plat_report_exception
Achin Gupta4f6ad662013-10-25 09:08:21 +010047 mrs x1, CurrentEl
48 lsr x1, x1, #MODE_EL_SHIFT
49 lsl x1, x1, #SYS_LED_EL_SHIFT
50 lsl x0, x0, #SYS_LED_EC_SHIFT
51 mov x2, #(SECURE << SYS_LED_SS_SHIFT)
52 orr x0, x0, x2
53 orr x0, x0, x1
54 mov x1, #VE_SYSREGS_BASE
55 add x1, x1, #V2M_SYS_LED
Harry Liebel068b9502013-10-25 16:07:53 +010056 str w0, [x1]
Achin Gupta4f6ad662013-10-25 09:08:21 +010057 ret