1 /* $NetBSD: linux_machdep.h,v 1.7 2005/11/11 23:22:08 chs 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #ifndef _MIPS_LINUX_MACHDEP_H 40 #define _MIPS_LINUX_MACHDEP_H 41 42 #include <compat/linux/common/linux_types.h> 43 #include <compat/linux/common/linux_signal.h> 44 #include <compat/linux/common/linux_siginfo.h> 45 46 #if defined(ELFSIZE) && (ELFSIZE == 64) 47 /* 48 * From Linux's include/asm-mips64/sigcontext.h 49 */ 50 struct linux_sigcontext { 51 unsigned long long sc_regs[32]; 52 unsigned long long sc_fpregs[32]; 53 unsigned long long sc_mdhi; 54 unsigned long long sc_mdlo; 55 unsigned long long sc_pc; 56 unsigned int sc_status; 57 unsigned int sc_ownedfp; 58 unsigned int sc_fpc_csr; 59 unsigned int sc_fpc_eir; 60 unsigned int sc_cause; 61 unsigned int sc_badvaddr; 62 } 63 #else 64 /* 65 * From Linux's include/asm-mips/sigcontext.h 66 */ 67 struct linux_sigcontext { 68 unsigned int lsc_regmask; /* Unused */ 69 unsigned int lsc_status; 70 unsigned long long lsc_pc; 71 unsigned long long lsc_regs[32]; 72 unsigned long long lsc_fpregs[32]; /* Unused */ 73 unsigned int lsc_ownedfp; 74 unsigned int lsc_fpc_csr; /* Unused */ 75 unsigned int lsc_fpc_eir; /* Unused */ 76 unsigned int lsc_ssflags; /* Unused */ 77 unsigned long long lsc_mdhi; 78 unsigned long long lsc_mdlo; 79 unsigned int lsc_cause; /* Unused */ 80 unsigned int lsc_badvaddr; /* Unused */ 81 unsigned long lsc_sigset[4]; /* kernel's sigset_t */ 82 }; 83 #endif 84 85 /* 86 * From Linux's include/asm-mips/elf.h 87 */ 88 #define LINUX_ELF_NGREG 45 89 #define LINUX_ELF_NFPREG 33 90 typedef unsigned long linux_elf_greg_t; 91 typedef linux_elf_greg_t linux_elf_gregset_t[LINUX_ELF_NGREG]; 92 93 /* 94 * From Linux's arch/mips/kernel/signal.c 95 */ 96 struct linux_sigframe { 97 unsigned int lsf_ass[4]; 98 unsigned int lsf_code[2]; 99 struct linux_sigcontext lsf_sc; 100 linux_sigset_t lsf_mask; 101 }; 102 103 /* 104 * From Linux's include/asm-mips/ucontext.h 105 */ 106 struct linux_ucontext { 107 unsigned long luc_flags; 108 struct linux_ucontext *luc_link; 109 linux_stack_t luc_stack; 110 struct linux_sigcontext luc_mcontext; 111 linux_sigset_t luc_sigmask; 112 }; 113 114 /* 115 * From Linux's arch/mips/kernel/signal.c 116 */ 117 struct linux_rt_sigframe 118 { 119 unsigned int lrs_ass[4]; 120 unsigned int lrs_code[2]; 121 struct linux_siginfo lrs_info; 122 struct linux_ucontext lrs_uc; 123 }; 124 125 /* 126 * From Linux's include/asm-mips/sysmips.h 127 */ 128 #define LINUX_SETNAME 1 /* set hostname */ 129 #define LINUX_FLUSH_CACHE 3 /* writeback and invalidate caches */ 130 #define LINUX_MIPS_FIXADE 7 /* control address error fixing */ 131 #define LINUX_MIPS_RDNVRAM 10 /* read NVRAM */ 132 #define LINUX_MIPS_ATOMIC_SET 2001 /* atomically set variable */ 133 134 /* 135 * From Linux's include/linux/utsname.h 136 */ 137 #define LINUX___NEW_UTS_LEN 64 138 139 /* 140 * Major device numbers of VT device on both Linux and NetBSD. Used in 141 * ugly patch to fake device numbers. 142 * 143 * LINUX_CONS_MAJOR is from Linux's include/linux/major.h 144 */ 145 #define LINUX_CONS_MAJOR 4 146 #define NETBSD_WSCONS_MAJOR 47 /* XXX */ 147 148 /* 149 * Linux ioctl calls for the keyboard. 150 * 151 * From Linux's include/linux/kd.h 152 */ 153 #define LINUX_KDGKBMODE 0x4b44 154 #define LINUX_KDSKBMODE 0x4b45 155 #define LINUX_KDMKTONE 0x4b30 156 #define LINUX_KDSETMODE 0x4b3a 157 #define LINUX_KDENABIO 0x4b36 158 #define LINUX_KDDISABIO 0x4b37 159 #define LINUX_KDGETLED 0x4b31 160 #define LINUX_KDSETLED 0x4b32 161 #define LINUX_KDGKBTYPE 0x4B33 162 #define LINUX_KDGKBENT 0x4B46 163 164 /* 165 * Mode for KDSKBMODE which we don't have (we just use plain mode for this) 166 * 167 * From Linux's include/linux/kd.h 168 */ 169 #define LINUX_K_MEDIUMRAW 2 170 171 /* 172 * VT ioctl calls in Linux (the ones that the pcvt emulation in 173 * wscons can handle) 174 * 175 * From Linux's include/linux/vt.h 176 */ 177 #define LINUX_VT_OPENQRY 0x5600 178 #define LINUX_VT_GETMODE 0x5601 179 #define LINUX_VT_SETMODE 0x5602 180 #define LINUX_VT_GETSTATE 0x5603 181 #define LINUX_VT_RELDISP 0x5605 182 #define LINUX_VT_ACTIVATE 0x5606 183 #define LINUX_VT_WAITACTIVE 0x5607 184 #define LINUX_VT_DISALLOCATE 0x5608 185 186 /* 187 * This range used by VMWare (XXX) 188 * 189 * From Linux's include/linux/vt.h 190 * XXX not needed for mips 191 */ 192 #define LINUX_VMWARE_NONE 200 193 #define LINUX_VMWARE_LAST 237 194 195 /* 196 * Range of ioctls to just pass on, so that LKMs (like VMWare) can 197 * handle them. 198 * 199 * From Linux's include/linux/vt.h 200 */ 201 #define LINUX_IOCTL_MIN_PASS LINUX_VMWARE_NONE 202 #define LINUX_IOCTL_MAX_PASS (LINUX_VMWARE_LAST+8) 203 204 #ifdef _KERNEL 205 __BEGIN_DECLS /* XXX from NetBSD/i386. Not arch dependent? */ 206 void linux_syscall_intern __P((struct proc *)); 207 __END_DECLS 208 #endif /* !_KERNEL */ 209 210 #endif /* _MIPS_LINUX_MACHDEP_H */ 211