xref: /rk3399_ARM-atf/plat/common/aarch32/platform_helpers.S (revision 51faada71a219a8b94cd8d8e423f0f22e9da4d8f)
1/*
2 * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
3 *
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>
32#include <asm_macros.S>
33
34	.weak	plat_reset_handler
35	.weak	plat_disable_acp
36	.weak	platform_mem_init
37	.weak	plat_panic_handler
38
39	/* -----------------------------------------------------
40	 * Placeholder function which should be redefined by
41	 * each platform.
42	 * -----------------------------------------------------
43	 */
44func plat_reset_handler
45	bx	lr
46endfunc plat_reset_handler
47
48	/* -----------------------------------------------------
49	 * Placeholder function which should be redefined by
50	 * each platform.
51	 * -----------------------------------------------------
52	 */
53func plat_disable_acp
54	bx	lr
55endfunc plat_disable_acp
56
57	/* ---------------------------------------------------------------------
58	 * Placeholder function which should be redefined by
59	 * each platform.
60	 * ---------------------------------------------------------------------
61	 */
62func platform_mem_init
63	bx	lr
64endfunc platform_mem_init
65
66	/* -----------------------------------------------------
67	 * void plat_panic_handler(void) __dead2;
68	 * Endless loop by default.
69	 * -----------------------------------------------------
70	 */
71func plat_panic_handler
72	b	plat_panic_handler
73endfunc plat_panic_handler
74