libia64.h revision 219691 
1/*-
2 * Copyright (c) 2006 Marcel Moolenaar
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * $FreeBSD: head/sys/boot/ia64/common/libia64.h 219691 2011-03-16 03:53:18Z marcel $
27 */
28
29#ifndef _LIBIA64_H_
30#define	_LIBIA64_H_
31
32#include <bootstrap.h>
33#include <ia64/include/bootinfo.h>
34#include <ia64/include/vmparam.h>
35
36#define	IS_LEGACY_KERNEL()	(ia64_pgtbl == NULL || ia64_pgtblsz == 0)
37
38/*
39 * Portability functions provided by the loader
40 * implementation specific to the platform.
41 */
42vm_paddr_t ia64_platform_alloc(vm_offset_t, vm_size_t);
43void ia64_platform_free(vm_offset_t, vm_paddr_t, vm_size_t);
44int ia64_platform_bootinfo(struct bootinfo *, struct bootinfo **);
45int ia64_platform_enter(const char *);
46
47/*
48 * Functions and variables provided by the ia64 common code
49 * and shared by all loader implementations.
50 */
51extern uint64_t *ia64_pgtbl;
52extern uint32_t ia64_pgtblsz;
53
54int ia64_autoload(void);
55int ia64_bootinfo(struct preloaded_file *, struct bootinfo **);
56
57ssize_t ia64_copyin(const void *, vm_offset_t, size_t);
58ssize_t ia64_copyout(vm_offset_t, void *, size_t);
59ssize_t ia64_readin(int, vm_offset_t, size_t);
60
61char *ia64_fmtdev(struct devdesc *);
62int ia64_getdev(void **, const char *, const char **);
63int ia64_setcurrdev(struct env_var *, int, const void *);
64
65#endif /* !_LIBIA64_H_ */
66