xref: /netbsd-src/sys/arch/ia64/include/loadfile_machdep.h (revision f9ac86e62634e8fe296f268c518a7f351b2d99c2)
1 /*	$NetBSD: loadfile_machdep.h,v 1.4 2023/10/06 11:45:37 skrll Exp $	 */
2 
3 /*-
4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Christos Zoulas and Ross Harvey.
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  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #define BOOT_ELF64
33 
34 #define LOAD_KERNEL	(LOAD_ALL & ~LOAD_TEXTA)
35 #define COUNT_KERNEL	(COUNT_ALL & ~COUNT_TEXTA)
36 
37 #ifndef MD_LOADSEG
38 /* XXX: Multiple unwind sections are ignored, and the last one found returned... Fixme! */
39 extern	vaddr_t ia64_unwindtab;
40 extern	vsize_t ia64_unwindtablen;
41 #define MD_LOADSEG(phdr) ((phdr)->p_type == PT_IA_64_UNWIND ? ia64_unwindtab = (phdr)->p_vaddr, ia64_unwindtablen = (phdr)->p_filesz, 1 : 0)
42 #endif
43 
44 #ifdef _STANDALONE
45 
46 /* XXX: cherry: This whole thing is glue between the NetBSD pread/vpbcopy etc. etc
47  *      and the FreeBSD kern_pread/bzero etc. etc. Needs to be cleaned up
48  *      after discussion.
49  */
50 
51 #include "bootstrap.h"
52 
53 #define LOADADDR(a)		((a) + offset)
54 #define ALIGNENTRY(a)		Error! alpha supports ECOFF and ELF only! /* Fixme: for ia64 */
55 #define READ(f, b, c)		pread((f), LOADADDR(b), (c))
56 #define BCOPY(s, d, c)		vpbcopy((s), LOADADDR(d), (c))
57 #define BZERO(d, c)		pbzero(LOADADDR(d), (c))
58 #define	WARN(a)			do { \
59 					(void)printf a; \
60 					if (errno) \
61 						(void)printf(": %s\n", \
62 						             strerror(errno)); \
63 					else \
64 						(void)printf("\n"); \
65 				} while(/* CONSTCOND */0)
66 #define PROGRESS(a)		(void) printf a
67 #define ALLOC(a)		alloc(a)
68 #define DEALLOC(a, b)		dealloc(a, b)
69 #define OKMAGIC(a)		Error! ia64 supports ELF only!
70 
71 
72 /* XXX: defines below glues NetBSD conventions with bootstrap.h. */
73 
74 #define	vpbcopy archsw.arch_copyin
75 #define	pbzero  kern_bzero
76 #define pread archsw.arch_readin
77 
78 #else
79 
80 #define LOADADDR(a)		(((u_long)(a)) + offset)
81 #define ALIGNENTRY(a)		((u_long)(a))
82 #define READ(f, b, c)		read((f), (void *)LOADADDR(b), (c))
83 #define BCOPY(s, d, c)		memcpy((void *)LOADADDR(d), (void *)(s), (c))
84 #define BZERO(d, c)		memset((void *)LOADADDR(d), 0, (c))
85 #define WARN(a)			warn a
86 #define PROGRESS(a)		/* nothing */
87 #define ALLOC(a)		malloc(a)
88 #define DEALLOC(a, b)		free(a)
89 #define OKMAGIC(a)		((a) == OMAGIC)
90 
91 ssize_t vread(int, u_long, u_long *, size_t);
92 void vcopy(u_long, u_long, u_long *, size_t);
93 void vzero(u_long, u_long *, size_t);
94 
95 #endif
96