1 /*	$NetBSD: kloader_machdep.c,v 1.2 2002/02/11 17:13:28 uch Exp $	*/
2 
3 /*-
4  * Copyright (c) 2001, 2002 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *        This product includes software developed by the NetBSD
18  *        Foundation, Inc. and its contributors.
19  * 4. Neither the name of The NetBSD Foundation nor the names of its
20  *    contributors may be used to endorse or promote products derived
21  *    from this software without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
24  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
25  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
26  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
27  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33  * POSSIBILITY OF SUCH DAMAGE.
34  */
35 
36 #include <sys/param.h>
37 #include <sys/systm.h>
38 #include <mips/cache.h>
39 
40 #include <machine/sysconf.h>
41 #include <machine/kloader.h>
42 
43 void kloader_mips_jump(kloader_bootfunc_t *, vaddr_t,
44     struct kloader_bootinfo *, struct kloader_page_tag *);
45 void kloader_mips_reset(void);
46 extern kloader_bootfunc_t kloader_vr_boot;
47 extern kloader_bootfunc_t kloader_tx_boot;
48 
49 struct kloader_ops kloader_mips_ops = {
50 	.jump = kloader_mips_jump,
51 	.boot = 0,
52 	.reset = kloader_mips_reset
53 };
54 
55 void
56 kloader_reboot_setup(const char *filename)
57 {
58 
59 	kloader_mips_ops.boot = CPUISMIPS3 ? kloader_vr_boot : kloader_tx_boot;
60 
61 	__kloader_reboot_setup(&kloader_mips_ops, filename);
62 }
63 
64 void
65 kloader_mips_jump(kloader_bootfunc_t func, vaddr_t sp,
66     struct kloader_bootinfo *info, struct kloader_page_tag *tag)
67 {
68 
69 	mips_icache_sync_all();
70 
71 	(*func)(info, tag);	/* 2nd-bootloader don't use stack */
72 	/* NOTREACHED */
73 }
74 
75 void
76 kloader_mips_reset()
77 {
78 
79 	(*platform.reboot)(0, 0);
80 }
81