3 * SPDX-License-Identifier: BSD-4-Clause
5 * Copyright 2001 David E. O'Brien.
7 * Copyright 1996-1998 John D. Polstra.
9 * Copyright (c) 1997 Jason R. Thorpe.
10 * Copyright (c) 1995 Christopher G. Demetriou
11 * All rights reserved.
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. All advertising materials mentioning features or use of this software
22 * must display the following acknowledgement:
23 * This product includes software developed for the
24 * FreeBSD Project. See https://www.freebsd.org/ for
25 * information about FreeBSD.
26 * This product includes software developed for the
27 * NetBSD Project. See http://www.netbsd.org/ for
28 * information about NetBSD.
29 * 4. The name of the author may not be used to endorse or promote products
30 * derived from this software without specific prior written permission
32 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
33 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
34 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
35 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
36 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
37 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
38 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
39 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
40 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
41 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44 #include <sys/cdefs.h>
45 __FBSDID("$FreeBSD$");
49 #include "libc_private.h"
51 #include "ignore_init.c"
53 struct Struct_Obj_Entry;
56 extern void _start(int, char **, char **, const struct Struct_Obj_Entry *,
57 void (*)(void), struct ps_strings *);
60 extern void _mcleanup(void);
61 extern void monstartup(void *, void *);
66 struct ps_strings *__ps_strings;
68 void __start(int, char **, char **, struct ps_strings *,
69 const struct Struct_Obj_Entry *, void (*)(void));
71 /* The entry function. */
76 " mov r5, r2 /* cleanup */ \n"
77 " mov r4, r1 /* obj_main */ \n"
78 " mov r3, r0 /* ps_strings */ \n"
79 " /* Get argc, argv, and envp from stack */ \n"
80 " ldr r0, [sp, #0x0000] \n"
81 " add r1, sp, #0x0004 \n"
82 " add r2, r1, r0, lsl #2 \n"
83 " add r2, r2, #0x0004 \n"
84 " /* Ensure the stack is properly aligned before calling C code. */\n"
87 " str r5, [sp, #4] \n"
88 " str r4, [sp, #0] \n"
93 __start(int argc, char **argv, char **env, struct ps_strings *ps_strings,
94 const struct Struct_Obj_Entry *obj __unused, void (*cleanup)(void))
97 handle_argv(argc, argv, env);
99 if (ps_strings != (struct ps_strings *)0)
100 __ps_strings = ps_strings;
102 if (&_DYNAMIC != NULL)
108 monstartup(&eprol, &etext);
110 handle_static_init(argc, argv, env);
111 exit(main(argc, argv, env));
114 static const struct {
118 char name[sizeof(NOTE_FREEBSD_VENDOR)];
119 char desc[sizeof(MACHINE_ARCH)];
120 } archtag __attribute__ ((section (NOTE_SECTION), aligned(4))) __used = {
121 .namesz = sizeof(NOTE_FREEBSD_VENDOR),
122 .descsz = sizeof(MACHINE_ARCH),
123 .type = ARCH_NOTETYPE,
124 .name = NOTE_FREEBSD_VENDOR,
131 __asm__(".previous");