1 /*-
2 * Copyright (c) 2012 The NetBSD Foundation, Inc.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to The NetBSD Foundation
6 * by Matt Thomas of 3am Software Foundry.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 * POSSIBILITY OF SUCH DAMAGE.
28 */
29
30 #include <sys/cdefs.h>
31
32 __KERNEL_RCSID(1, "$NetBSD: netbsd32_machdep.c,v 1.7 2015/11/26 13:15:34 martin Exp $");
33
34 #include "opt_compat_netbsd.h"
35
36 #include <sys/param.h>
37 #include <sys/core.h>
38 #include <sys/exec.h>
39 #include <sys/lwp.h>
40 #include <sys/signalvar.h>
41 #include <sys/syscallargs.h>
42
43 #include <uvm/uvm_extern.h>
44
45 #include <compat/netbsd32/netbsd32.h>
46 #include <compat/netbsd32/netbsd32_exec.h>
47 #include <compat/netbsd32/netbsd32_syscallargs.h>
48
49 const char machine32[] = MACHINE;
50 const char machine_arch32[] = MACHINE_ARCH;
51
52 int
cpu_coredump32(struct lwp * l,struct coredump_iostate * iocookie,struct core32 * chdr)53 cpu_coredump32(struct lwp *l, struct coredump_iostate *iocookie,
54 struct core32 *chdr)
55 {
56 return cpu_coredump(l, iocookie, (struct core *)chdr);
57 }
58
59 void
netbsd32_sendsig(const ksiginfo_t * ksi,const sigset_t * ss)60 netbsd32_sendsig (const ksiginfo_t *ksi, const sigset_t *ss)
61 {
62 sendsig(ksi, ss);
63 }
64
65 void
startlwp32(void * arg)66 startlwp32(void *arg)
67 {
68 startlwp(arg);
69 }
70
71 int
cpu_mcontext32_validate(struct lwp * l,const mcontext32_t * mcp)72 cpu_mcontext32_validate(struct lwp *l, const mcontext32_t *mcp)
73 {
74 return cpu_mcontext_validate(l, mcp);
75 }
76 void
cpu_getmcontext32(struct lwp * l,mcontext32_t * mcp,unsigned int * flagsp)77 cpu_getmcontext32(struct lwp *l, mcontext32_t *mcp, unsigned int *flagsp)
78 {
79 cpu_getmcontext(l, mcp, flagsp);
80 }
81
82 int
cpu_setmcontext32(struct lwp * l,const mcontext32_t * mcp,unsigned int flags)83 cpu_setmcontext32(struct lwp *l, const mcontext32_t *mcp, unsigned int flags)
84 {
85 return cpu_setmcontext(l, mcp, flags);
86 }
87
88 int
netbsd32_sysarch(struct lwp * l,const struct netbsd32_sysarch_args * uap,register_t * retval)89 netbsd32_sysarch(struct lwp *l, const struct netbsd32_sysarch_args *uap,
90 register_t *retval)
91 {
92 return sys_sysarch(l, (const struct sys_sysarch_args *)uap, retval);
93 }
94
95 vaddr_t
netbsd32_vm_default_addr(struct proc * p,vaddr_t base,vsize_t sz,int topdown)96 netbsd32_vm_default_addr(struct proc *p, vaddr_t base, vsize_t sz,
97 int topdown)
98 {
99 if (topdown)
100 return VM_DEFAULT_ADDRESS_TOPDOWN(base, sz);
101 else
102 return VM_DEFAULT_ADDRESS_BOTTOMUP(base, sz);
103 }
104
105
106 #ifdef COMPAT_13
107 int
compat_13_netbsd32_sigreturn(struct lwp * l,const struct compat_13_netbsd32_sigreturn_args * uap,register_t * retval)108 compat_13_netbsd32_sigreturn(struct lwp *l,
109 const struct compat_13_netbsd32_sigreturn_args *uap,
110 register_t *retval)
111 {
112 struct compat_13_sys_sigreturn_args ua;
113
114 NETBSD32TOP_UAP(sigcntxp, struct sigcontext13 *);
115
116 return compat_13_sys_sigreturn(l, &ua, retval);
117 }
118 #endif
119
120 #ifdef COMPAT_16
121 int
compat_16_netbsd32___sigreturn14(struct lwp * l,const struct compat_16_netbsd32___sigreturn14_args * uap,register_t * retval)122 compat_16_netbsd32___sigreturn14(struct lwp *l,
123 const struct compat_16_netbsd32___sigreturn14_args *uap,
124 register_t *retval)
125 {
126 struct compat_16_sys___sigreturn14_args ua;
127
128 NETBSD32TOP_UAP(sigcntxp, struct sigcontext *);
129
130 return compat_16_sys___sigreturn14(l, &ua, retval);
131 }
132 #endif
133