elf64_machdep.c revision 190581 
1/*-
2 * Copyright 1996-1998 John D. Polstra.
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 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *
25 *	from: src/sys/i386/i386/elf_machdep.c,v 1.20 2004/08/11 02:35:05 marcel
26 */
27
28#define __ELF_WORD_SIZE 64
29
30#include <sys/cdefs.h>
31__FBSDID("$FreeBSD: head/sys/mips/mips/elf64_machdep.c 190581 2009-03-30 22:18:38Z mav $");
32
33#include <sys/param.h>
34#include <sys/kernel.h>
35#include <sys/systm.h>
36#include <sys/exec.h>
37#include <sys/imgact.h>
38#include <sys/linker.h>
39#include <sys/sysent.h>
40#include <sys/imgact_elf.h>
41#include <sys/syscall.h>
42#include <sys/signalvar.h>
43#include <sys/vnode.h>
44
45#include <vm/vm.h>
46#include <vm/pmap.h>
47#include <vm/vm_param.h>
48
49#include <machine/elf.h>
50#include <machine/md_var.h>
51
52struct sysentvec elf64_freebsd_sysvec = {
53	.sv_size	= SYS_MAXSYSCALL,
54	.sv_table	= sysent,
55	.sv_mask	= 0,
56	.sv_sigsize	= 0,
57	.sv_sigtbl	= NULL,
58	.sv_errsize	= 0,
59	.sv_errtbl	= NULL,
60	.sv_transtrap	= NULL,
61	.sv_fixup	= __elfN(freebsd_fixup),
62	.sv_sendsig	= sendsig,
63	.sv_sigcode	= sigcode,
64	.sv_szsigcode	= &szsigcode,
65	.sv_prepsyscall	= NULL,
66	.sv_name	= "FreeBSD ELF64",
67	.sv_coredump	= __elfN(coredump),
68	.sv_imgact_try	= NULL,
69	.sv_minsigstksz	= MINSIGSTKSZ,
70	.sv_pagesize	= PAGE_SIZE,
71	.sv_minuser	= VM_MIN_ADDRESS,
72	.sv_maxuser	= VM_MAXUSER_ADDRESS,
73	.sv_usrstack	= USRSTACK,
74	.sv_psstrings	= PS_STRINGS,
75	.sv_stackprot	= VM_PROT_ALL,
76	.sv_copyout_strings = exec_copyout_strings,
77	.sv_setregs	= exec_setregs,
78	.sv_fixlimit	= NULL,
79	.sv_maxssiz	= NULL,
80	.sv_flags	= SV_ABI_FREEBSD | SV_LP64
81};
82
83static Elf64_Brandinfo freebsd_brand_gnutools_info64 = {
84	.brand		= ELFOSABI_NONE,
85	.machine	= EM_MIPS,
86	.compat_3_brand	= "Unix System V ABI",
87	.emul_path	= NULL,
88	.interp_path	= "/libexec/ld-elf.so.1",
89	.sysvec		= &elf64_freebsd_sysvec,
90	.interp_path	= "/libexec/ld-elf.so.1",
91	.brand_note	= &elf64_freebsd_brandnote,
92	.flags		= BI_CAN_EXEC_DYN
93};
94
95SYSINIT(gnu_mips_elf64, SI_SUB_EXEC, SI_ORDER_ANY,
96    (sysinit_cfunc_t) elf64_insert_brand_entry,
97    &freebsd_brand_gnutools_info64);
98
99static Elf64_Brandinfo freebsd_brand_info64 = {
100	.brand		= ELFOSABI_FREEBSD,
101	.machine	= EM_MIPS,
102	.compat_3_brand	= "FreeBSD",
103	.emul_path	= NULL,
104	.interp_path	= "/libexec/ld-elf.so.1",
105	.sysvec		= &elf64_freebsd_sysvec,
106	.interp_newpath	= NULL,
107	.brand_note	= &elf64_freebsd_brandnote,
108	.flags		= 0
109};
110
111SYSINIT(elf64, SI_SUB_EXEC, SI_ORDER_ANY,
112    (sysinit_cfunc_t) elf64_insert_brand_entry,
113    &freebsd_brand_info64);
114
115void
116elf64_dump_thread(struct thread *td __unused, void *dst __unused,
117    size_t *off __unused)
118{
119}
120