1 /* $NetBSD: linux_machdep.h,v 1.5 2002/02/15 16:48:01 christos 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_signal.h> 43 44 #if defined(ELFSIZE) && (ELFSIZE == 64) 45 /* 46 * From Linux's include/asm-mips64/sigcontext.h 47 */ 48 struct linux_sigcontext { 49 unsigned long long sc_regs[32]; 50 unsigned long long sc_fpregs[32]; 51 unsigned long long sc_mdhi; 52 unsigned long long sc_mdlo; 53 unsigned long long sc_pc; 54 unsigned int sc_status; 55 unsigned int sc_ownedfp; 56 unsigned int sc_fpc_csr; 57 unsigned int sc_fpc_eir; 58 unsigned int sc_cause; 59 unsigned int sc_badvaddr; 60 } 61 #else 62 /* 63 * From Linux's include/asm-mips/sigcontext.h 64 */ 65 struct linux_sigcontext { 66 unsigned int lsc_regmask; /* Unused */ 67 unsigned int lsc_status; 68 unsigned long long lsc_pc; 69 unsigned long long lsc_regs[32]; 70 unsigned long long lsc_fpregs[32]; /* Unused */ 71 unsigned int lsc_ownedfp; 72 unsigned int lsc_fpc_csr; /* Unused */ 73 unsigned int lsc_fpc_eir; /* Unused */ 74 unsigned int lsc_ssflags; /* Unused */ 75 unsigned long long lsc_mdhi; 76 unsigned long long lsc_mdlo; 77 unsigned int lsc_cause; /* Unused */ 78 unsigned int lsc_badvaddr; /* Unused */ 79 unsigned long lsc_sigset[4]; /* kernel's sigset_t */ 80 }; 81 #endif 82 83 /* 84 * From Linux's include/asm-mips/elf.h 85 */ 86 #define LINUX_ELF_NGREG 45 87 #define LINUX_ELF_NFPREG 33 88 typedef unsigned long linux_elf_greg_t; 89 typedef linux_elf_greg_t linux_elf_gregset_t[LINUX_ELF_NGREG]; 90 91 /* 92 * From Linux's arch/mips/kernel/signal.c 93 */ 94 struct linux_sigframe { 95 unsigned int lsf_ass[4]; 96 unsigned int lsf_code[2]; 97 struct linux_sigcontext lsf_sc; 98 linux_sigset_t lsf_mask; 99 }; 100 101 /* 102 * From Linux's include/asm-mips/ucontext.h 103 */ 104 struct linux_ucontext { 105 unsigned long luc_flags; 106 struct linux_ucontext *luc_link; 107 linux_stack_t luc_stack; 108 struct linux_sigcontext luc_mcontext; 109 linux_sigset_t luc_sigmask; 110 }; 111 112 /* 113 * From Linux's arch/mips/kernel/signal.c 114 */ 115 struct linux_rt_sigframe 116 { 117 unsigned int lrs_ass[4]; 118 unsigned int lrs_code[2]; 119 struct linux_siginfo lrs_info; 120 struct linux_ucontext lrs_uc; 121 }; 122 123 /* 124 * From Linux's include/asm-mips/sysmips.h 125 */ 126 #define LINUX_SETNAME 1 /* set hostname */ 127 #define LINUX_FLUSH_CACHE 3 /* writeback and invalidate caches */ 128 #define LINUX_MIPS_FIXADE 7 /* control address error fixing */ 129 #define LINUX_MIPS_RDNVRAM 10 /* read NVRAM */ 130 #define LINUX_MIPS_ATOMIC_SET 2001 /* atomically set variable */ 131 132 /* 133 * From Linux's include/linux/utsname.h 134 */ 135 #define LINUX___NEW_UTS_LEN 64 136 137 /* 138 * Major device numbers of VT device on both Linux and NetBSD. Used in 139 * ugly patch to fake device numbers. 140 * 141 * LINUX_CONS_MAJOR is from Linux's include/linux/major.h 142 */ 143 #define LINUX_CONS_MAJOR 4 144 #define NETBSD_WSCONS_MAJOR 47 /* XXX */ 145 146 /* 147 * Linux ioctl calls for the keyboard. 148 * 149 * From Linux's include/linux/kd.h 150 */ 151 #define LINUX_KDGKBMODE 0x4b44 152 #define LINUX_KDSKBMODE 0x4b45 153 #define LINUX_KDMKTONE 0x4b30 154 #define LINUX_KDSETMODE 0x4b3a 155 #define LINUX_KDENABIO 0x4b36 156 #define LINUX_KDDISABIO 0x4b37 157 #define LINUX_KDGETLED 0x4b31 158 #define LINUX_KDSETLED 0x4b32 159 #define LINUX_KDGKBTYPE 0x4B33 160 #define LINUX_KDGKBENT 0x4B46 161 162 /* 163 * Mode for KDSKBMODE which we don't have (we just use plain mode for this) 164 * 165 * From Linux's include/linux/kd.h 166 */ 167 #define LINUX_K_MEDIUMRAW 2 168 169 /* 170 * VT ioctl calls in Linux (the ones that the pcvt emulation in 171 * wscons can handle) 172 * 173 * From Linux's include/linux/vt.h 174 */ 175 #define LINUX_VT_OPENQRY 0x5600 176 #define LINUX_VT_GETMODE 0x5601 177 #define LINUX_VT_SETMODE 0x5602 178 #define LINUX_VT_GETSTATE 0x5603 179 #define LINUX_VT_RELDISP 0x5605 180 #define LINUX_VT_ACTIVATE 0x5606 181 #define LINUX_VT_WAITACTIVE 0x5607 182 #define LINUX_VT_DISALLOCATE 0x5608 183 184 /* 185 * This range used by VMWare (XXX) 186 * 187 * From Linux's include/linux/vt.h 188 * XXX not needed for mips 189 */ 190 #define LINUX_VMWARE_NONE 200 191 #define LINUX_VMWARE_LAST 237 192 193 /* 194 * Range of ioctls to just pass on, so that LKMs (like VMWare) can 195 * handle them. 196 * 197 * From Linux's include/linux/vt.h 198 */ 199 #define LINUX_IOCTL_MIN_PASS LINUX_VMWARE_NONE 200 #define LINUX_IOCTL_MAX_PASS (LINUX_VMWARE_LAST+8) 201 202 #ifdef _KERNEL 203 __BEGIN_DECLS /* XXX from NetBSD/i386. Not arch dependent? */ 204 void linux_syscall_intern __P((struct proc *)); 205 __END_DECLS 206 #endif /* !_KERNEL */ 207 208 #endif /* _MIPS_LINUX_MACHDEP_H */ 209