linux_machdep.h revision 1.10.12.1 1 /* $NetBSD: linux_machdep.h,v 1.10.12.1 2011/03/05 15:10:13 bouyer Exp $ */
2
3 /*-
4 * Copyright (c) 1995, 2000, 2001 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Frank van der Linden and Emmanuel Dreyfus.
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 #ifndef _MIPS_LINUX_MACHDEP_H
33 #define _MIPS_LINUX_MACHDEP_H
34
35 #include <compat/linux/common/linux_types.h>
36 #include <compat/linux/common/linux_signal.h>
37 #include <compat/linux/common/linux_siginfo.h>
38
39 /*
40 * From Linux's include/asm-mips64/sigcontext.h
41 */
42 #ifndef __mips_o32
43 struct linux_sigcontext { /* N32 too */
44 uint64_t lsc_regs[32];
45 uint64_t lsc_fpregs[32];
46 uint64_t lsc_mdhi;
47 uint64_t lsc_hi1;
48 uint64_t lsc_hi2;
49 uint64_t lsc_hi3;
50 uint64_t lsc_mdlo;
51 uint64_t lsc_lo1;
52 uint64_t lsc_lo2;
53 uint64_t lsc_lo3;
54 uint64_t lsc_pc;
55 uint32_t lsc_fpc_csr;
56 uint32_t lsc_ownedfp;
57 uint32_t lsc_dsp;
58 uint32_t lsc_reserved;
59 };
60 #endif
61
62 /*
63 * From Linux's include/asm-mips/sigcontext.h
64 */
65 struct
66 #ifdef __mips_o32
67 linux_sigcontext
68 #else
69 linux_sigcontext32
70 #endif
71 {
72 uint32_t lsc_regmask; /* Unused */
73 uint32_t lsc_status;
74 uint64_t lsc_pc;
75 uint64_t lsc_regs[32];
76 uint64_t lsc_fpregs[32]; /* Unused */
77 uint32_t lsc_acx; /* Was owned_fp */
78 uint32_t lsc_fpc_csr; /* Unused */
79 uint32_t lsc_fpc_eir; /* Unused */
80 uint32_t lsc_used_math; /* Unused */
81 uint32_t lsc_dsp; /* dsp status; was ssflags */
82 uint64_t lsc_mdhi;
83 uint64_t lsc_mdlo;
84 uint32_t lsc_hi1; /* Unused; was cause */
85 uint32_t lsc_lo1; /* Unused; was badvddr */
86 uint32_t lsc_sigset[4]; /* kernel's sigset_t */
87 };
88
89 /*
90 * From Linux's include/asm-mips/elf.h
91 */
92 #define LINUX_ELF_NGREG 45
93 #define LINUX_ELF_NFPREG 33
94 typedef unsigned long linux_elf_greg_t;
95 typedef linux_elf_greg_t linux_elf_gregset_t[LINUX_ELF_NGREG];
96
97 #ifndef __mips_o32
98 typedef struct linux_sigaltstack32 {
99 int32_t ss_sp;
100 uint32_t ss_size;
101 int ss_flags;
102 } linux_stack32_t;
103 #endif /* !mips_o32 */
104
105 /*
106 * From Linux's arch/mips/kernel/signal.c
107 */
108 struct linux_sigframe {
109 uint32_t lsf_ass[4];
110 uint32_t lsf_code[2];
111 struct linux_sigcontext lsf_sc;
112 linux_sigset_t lsf_mask;
113 };
114
115 #ifndef __mips_o32
116 struct linux_sigframe32 {
117 uint32_t lsf_ass[4];
118 uint32_t lsf_code[2];
119 struct linux_sigcontext32 lsf_sc;
120 linux_sigset_t lsf_mask;
121 };
122 #endif /* !mips_o32 */
123
124 /*
125 * From Linux's include/asm-mips/ucontext.h
126 */
127 struct linux_ucontext {
128 unsigned long luc_flags;
129 struct linux_ucontext *luc_link;
130 linux_stack_t luc_stack;
131 struct linux_sigcontext luc_mcontext;
132 linux_sigset_t luc_sigmask;
133 };
134
135 #ifndef __mips_o32
136 struct linux_ucontext32 {
137 uint32_t luc_flags;
138 int32_t luc_link;
139 linux_stack32_t luc_stack;
140 struct linux_sigcontext32 luc_mcontext;
141 linux_sigset_t luc_sigmask;
142 };
143
144 struct linux_ucontextn32 {
145 uint32_t luc_flags;
146 int32_t luc_link;
147 linux_stack32_t luc_stack;
148 struct linux_sigcontext luc_mcontext;
149 linux_sigset_t luc_sigmask;
150 };
151
152 #endif /* !__mips_o32 */
153
154 /*
155 * From Linux's arch/mips/kernel/signal.c
156 */
157 struct linux_rt_sigframe {
158 uint32_t lrs_ass[4];
159 uint32_t lrs_code[2];
160 struct linux_siginfo lrs_info;
161 struct linux_ucontext lrs_uc;
162 };
163
164 #ifndef __mips_o32
165 /*
166 * From Linux's arch/mips/kernel/signal.c
167 */
168 struct linux_rt_sigframe32 {
169 uint32_t lrs_ass[4];
170 uint32_t lrs_code[2];
171 struct linux_siginfo lrs_info;
172 struct linux_ucontext32 lrs_uc;
173 };
174 #endif /* !__mips_o32 */
175
176 /*
177 * From Linux's include/asm-mips/sysmips.h
178 */
179 #define LINUX_SETNAME 1 /* set hostname */
180 #define LINUX_FLUSH_CACHE 3 /* writeback and invalidate caches */
181 #define LINUX_MIPS_FIXADE 7 /* control address error fixing */
182 #define LINUX_MIPS_RDNVRAM 10 /* read NVRAM */
183 #define LINUX_MIPS_ATOMIC_SET 2001 /* atomically set variable */
184
185 /*
186 * From Linux's include/linux/utsname.h
187 */
188 #define LINUX___NEW_UTS_LEN 64
189
190 /*
191 * Major device numbers of VT device on both Linux and NetBSD. Used in
192 * ugly patch to fake device numbers.
193 *
194 * LINUX_CONS_MAJOR is from Linux's include/linux/major.h
195 */
196 #define LINUX_CONS_MAJOR 4
197 #define NETBSD_WSCONS_MAJOR 47 /* XXX */
198
199 /*
200 * Linux ioctl calls for the keyboard.
201 *
202 * From Linux's include/linux/kd.h
203 */
204 #define LINUX_KDGKBMODE 0x4b44
205 #define LINUX_KDSKBMODE 0x4b45
206 #define LINUX_KDMKTONE 0x4b30
207 #define LINUX_KDSETMODE 0x4b3a
208 #define LINUX_KDENABIO 0x4b36
209 #define LINUX_KDDISABIO 0x4b37
210 #define LINUX_KDGETLED 0x4b31
211 #define LINUX_KDSETLED 0x4b32
212 #define LINUX_KDGKBTYPE 0x4B33
213 #define LINUX_KDGKBENT 0x4B46
214
215 /*
216 * Mode for KDSKBMODE which we don't have (we just use plain mode for this)
217 *
218 * From Linux's include/linux/kd.h
219 */
220 #define LINUX_K_MEDIUMRAW 2
221
222 /*
223 * VT ioctl calls in Linux (the ones that the pcvt emulation in
224 * wscons can handle)
225 *
226 * From Linux's include/linux/vt.h
227 */
228 #define LINUX_VT_OPENQRY 0x5600
229 #define LINUX_VT_GETMODE 0x5601
230 #define LINUX_VT_SETMODE 0x5602
231 #define LINUX_VT_GETSTATE 0x5603
232 #define LINUX_VT_RELDISP 0x5605
233 #define LINUX_VT_ACTIVATE 0x5606
234 #define LINUX_VT_WAITACTIVE 0x5607
235 #define LINUX_VT_DISALLOCATE 0x5608
236
237 /*
238 * This range used by VMWare (XXX)
239 *
240 * From Linux's include/linux/vt.h
241 * XXX not needed for mips
242 */
243 #define LINUX_VMWARE_NONE 200
244 #define LINUX_VMWARE_LAST 237
245
246 /*
247 * Range of ioctls to just pass on, so that modules (like VMWare) can
248 * handle them.
249 *
250 * From Linux's include/linux/vt.h
251 */
252 #define LINUX_IOCTL_MIN_PASS LINUX_VMWARE_NONE
253 #define LINUX_IOCTL_MAX_PASS (LINUX_VMWARE_LAST+8)
254
255 #ifdef _KERNEL
256 __BEGIN_DECLS /* XXX from NetBSD/i386. Not arch dependent? */
257 void linux_syscall_intern(struct proc *);
258 __END_DECLS
259 #endif /* !_KERNEL */
260
261 #endif /* _MIPS_LINUX_MACHDEP_H */
262