1 /* $NetBSD: kloader_machdep.c,v 1.9 2015/06/26 22:17:59 matt Exp $ */
2
3 /*-
4 * Copyright (c) 2001, 2002, 2004 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 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <sys/cdefs.h>
30 __KERNEL_RCSID(0, "$NetBSD: kloader_machdep.c,v 1.9 2015/06/26 22:17:59 matt Exp $");
31
32 #include <sys/param.h>
33 #include <sys/cpu.h>
34 #include <sys/systm.h>
35
36 #include <mips/locore.h>
37 #include <mips/cache.h>
38
39 #include <machine/sysconf.h>
40 #include <machine/kloader.h>
41
42 kloader_jumpfunc_t kloader_hpcmips_jump;
43 kloader_bootfunc_t kloader_vr_boot;
44 kloader_bootfunc_t kloader_tx_boot;
45 void kloader_hpcmips_reset(void);
46
47 struct kloader_ops kloader_mips_ops = {
48 .jump = kloader_hpcmips_jump,
49 .boot = 0,
50 .reset = kloader_hpcmips_reset
51 };
52
53 void
kloader_reboot_setup(const char * filename)54 kloader_reboot_setup(const char *filename)
55 {
56
57 kloader_mips_ops.boot = CPUISMIPS3 ? kloader_vr_boot : kloader_tx_boot;
58
59 __kloader_reboot_setup(&kloader_mips_ops, filename);
60 }
61
62 void
kloader_hpcmips_jump(kloader_bootfunc_t func,vaddr_t sp,struct kloader_bootinfo * info,struct kloader_page_tag * tag)63 kloader_hpcmips_jump(kloader_bootfunc_t func, vaddr_t sp,
64 struct kloader_bootinfo *info, struct kloader_page_tag *tag)
65 {
66
67 mips_icache_sync_all();
68
69 (*func)(info, tag); /* 2nd-bootloader don't use stack */
70 /* NOTREACHED */
71 }
72
73 void
kloader_hpcmips_reset(void)74 kloader_hpcmips_reset(void)
75 {
76
77 (*platform.reboot)(0, 0);
78 }
79