1 /*-
2 * SPDX-License-Identifier: BSD-4-Clause
3 *
4 * Copyright (c) 1990 The Regents of the University of California.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * William Jolitz.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the University of
21 * California, Berkeley and its contributors.
22 * 4. Neither the name of the University nor the names of its contributors
23 * may be used to endorse or promote products derived from this software
24 * without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * SUCH DAMAGE.
37 *
38 * from: @(#)autoconf.c 7.1 (Berkeley) 5/9/91
39 * from: FreeBSD: src/sys/i386/i386/autoconf.c,v 1.156
40 */
41
42 /*
43 * Setup the system to run on the current machine.
44 *
45 * Configure() is called at boot time and initializes the vba
46 * device tables and the memory controller monitoring. Available
47 * devices are determined (from possibilities mentioned in ioconf.c),
48 * and the drivers are initialized.
49 */
50
51 #include <sys/cdefs.h>
52 #include <sys/bus.h>
53 #include "linux/module.h"
54 #include "los_config.h"
55 #include "los_init.h"
56
57 extern int nexus_init(void);
58 device_t nexus;
59
60 void
configure(void)61 configure(void)
62 {
63 kobj_init_mutex(NULL);
64
65 root_bus_configure();
66 nexus = device_add_child(root_bus, "nexus", 0);
67 nexus_init();
68 }
69
OsBsdInit(VOID)70 UINT32 OsBsdInit(VOID)
71 {
72 /*
73 * WORKAROUND: Inside configure(), nexus_init() function calls
74 * HiSi-specific, library procedure - machine_resource_init().
75 * The latter one is defined in libhi35xx_bsp.a which is only
76 * available for Hi3516 and Hi3518.
77 * Temporarily ifdef configure until this routine is implemented
78 * by other platforms.
79 */
80 #if defined(LOSCFG_PLATFORM_HI3516DV300) || defined(LOSCFG_PLATFORM_HI3518EV300)
81 configure();
82 #endif
83 mi_startup(SI_SUB_ARCH_INIT);
84 return LOS_OK;
85 }
86
87 LOS_MODULE_INIT(OsBsdInit, LOS_INIT_LEVEL_PLATFORM);
88