xref: /rk3399_ARM-atf/plat/common/plat_bl1_common.c (revision 7baff11fb51c2739d1c0fbac894c75b3c4b242e2)
1*7baff11fSYatharth Kochar /*
2*7baff11fSYatharth Kochar  * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
3*7baff11fSYatharth Kochar  *
4*7baff11fSYatharth Kochar  * Redistribution and use in source and binary forms, with or without
5*7baff11fSYatharth Kochar  * modification, are permitted provided that the following conditions are met:
6*7baff11fSYatharth Kochar  *
7*7baff11fSYatharth Kochar  * Redistributions of source code must retain the above copyright notice, this
8*7baff11fSYatharth Kochar  * list of conditions and the following disclaimer.
9*7baff11fSYatharth Kochar  *
10*7baff11fSYatharth Kochar  * Redistributions in binary form must reproduce the above copyright notice,
11*7baff11fSYatharth Kochar  * this list of conditions and the following disclaimer in the documentation
12*7baff11fSYatharth Kochar  * and/or other materials provided with the distribution.
13*7baff11fSYatharth Kochar  *
14*7baff11fSYatharth Kochar  * Neither the name of ARM nor the names of its contributors may be used
15*7baff11fSYatharth Kochar  * to endorse or promote products derived from this software without specific
16*7baff11fSYatharth Kochar  * prior written permission.
17*7baff11fSYatharth Kochar  *
18*7baff11fSYatharth Kochar  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19*7baff11fSYatharth Kochar  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20*7baff11fSYatharth Kochar  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21*7baff11fSYatharth Kochar  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22*7baff11fSYatharth Kochar  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23*7baff11fSYatharth Kochar  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24*7baff11fSYatharth Kochar  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25*7baff11fSYatharth Kochar  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26*7baff11fSYatharth Kochar  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27*7baff11fSYatharth Kochar  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28*7baff11fSYatharth Kochar  * POSSIBILITY OF SUCH DAMAGE.
29*7baff11fSYatharth Kochar  */
30*7baff11fSYatharth Kochar #include <bl_common.h>
31*7baff11fSYatharth Kochar #include <debug.h>
32*7baff11fSYatharth Kochar #include <platform_def.h>
33*7baff11fSYatharth Kochar 
34*7baff11fSYatharth Kochar /*
35*7baff11fSYatharth Kochar  * The following platform functions are weakly defined. They
36*7baff11fSYatharth Kochar  * are default implementations that allow BL1  compile in
37*7baff11fSYatharth Kochar  * absence of real definitions. The Platforms may override
38*7baff11fSYatharth Kochar  * with more complex definitions.
39*7baff11fSYatharth Kochar  */
40*7baff11fSYatharth Kochar #pragma weak bl1_plat_get_next_image_id
41*7baff11fSYatharth Kochar #pragma weak bl1_plat_set_ep_info
42*7baff11fSYatharth Kochar #pragma weak bl1_plat_get_image_desc
43*7baff11fSYatharth Kochar 
44*7baff11fSYatharth Kochar 
45*7baff11fSYatharth Kochar unsigned int bl1_plat_get_next_image_id(void)
46*7baff11fSYatharth Kochar {
47*7baff11fSYatharth Kochar 	/* BL2 load will be done by default. */
48*7baff11fSYatharth Kochar 	return BL2_IMAGE_ID;
49*7baff11fSYatharth Kochar }
50*7baff11fSYatharth Kochar 
51*7baff11fSYatharth Kochar void bl1_plat_set_ep_info(unsigned int image_id,
52*7baff11fSYatharth Kochar 		entry_point_info_t *ep_info)
53*7baff11fSYatharth Kochar {
54*7baff11fSYatharth Kochar 
55*7baff11fSYatharth Kochar }
56*7baff11fSYatharth Kochar 
57*7baff11fSYatharth Kochar /*
58*7baff11fSYatharth Kochar  * Following is the default definition that always
59*7baff11fSYatharth Kochar  * returns BL2 image details.
60*7baff11fSYatharth Kochar  */
61*7baff11fSYatharth Kochar image_desc_t *bl1_plat_get_image_desc(unsigned int image_id)
62*7baff11fSYatharth Kochar {
63*7baff11fSYatharth Kochar 	static image_desc_t bl2_img_desc = BL2_IMAGE_DESC;
64*7baff11fSYatharth Kochar 	return &bl2_img_desc;
65*7baff11fSYatharth Kochar }
66