1 /* $NetBSD: linux_machdep.h,v 1.20 2001/01/09 13:01:03 fvdl Exp $ */ 2 3 /*- 4 * Copyright (c) 1995, 2000 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. 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 _I386_LINUX_MACHDEP_H 40 #define _I386_LINUX_MACHDEP_H 41 42 /* 43 * The Linux sigcontext, pretty much a standard 386 trapframe. 44 */ 45 46 struct linux_sigcontext { 47 int sc_gs; 48 int sc_fs; 49 int sc_es; 50 int sc_ds; 51 int sc_edi; 52 int sc_esi; 53 int sc_ebp; 54 int sc_esp; 55 int sc_ebx; 56 int sc_edx; 57 int sc_ecx; 58 int sc_eax; 59 int sc_trapno; 60 int sc_err; 61 int sc_eip; 62 int sc_cs; 63 int sc_eflags; 64 int sc_esp_at_signal; 65 int sc_ss; 66 int sc_387; 67 /* XXX check this */ 68 linux_old_sigset_t sc_mask; 69 int sc_cr2; 70 }; 71 72 /* 73 * We make the stack look like Linux expects it when calling a signal 74 * handler, but use the BSD way of calling the handler and sigreturn(). 75 * This means that we need to pass the pointer to the handler too. 76 * It is appended to the frame to not interfere with the rest of it. 77 */ 78 79 struct linux_sigframe { 80 int sf_sig; 81 struct linux_sigcontext sf_sc; 82 sig_t sf_handler; 83 }; 84 85 #ifdef _KERNEL 86 __BEGIN_DECLS 87 void linux_sendsig __P((sig_t, int, sigset_t *, u_long)); 88 dev_t linux_fakedev __P((dev_t)); 89 __END_DECLS 90 #endif /* _KERNEL */ 91 92 /* 93 * Major device numbers of VT device on both Linux and NetBSD. Used in 94 * ugly patch to fake device numbers. 95 */ 96 #define LINUX_CONS_MAJOR 4 97 #define NETBSD_WSCONS_MAJOR 47 98 99 /* 100 * Linux ioctl calls for the keyboard. 101 */ 102 #define LINUX_KDGKBMODE 0x4b44 103 #define LINUX_KDSKBMODE 0x4b45 104 #define LINUX_KDMKTONE 0x4b30 105 #define LINUX_KDSETMODE 0x4b3a 106 #define LINUX_KDGETMODE 0x4b3b 107 #define LINUX_KDENABIO 0x4b36 108 #define LINUX_KDDISABIO 0x4b37 109 #define LINUX_KDGETLED 0x4b31 110 #define LINUX_KDSETLED 0x4b32 111 #define LINUX_KDGKBTYPE 0x4b33 112 #define LINUX_KDGKBENT 0x4b46 113 #define LINUX_KIOCSOUND 0x4b2f 114 115 /* 116 * Mode for KDSKBMODE which we don't have (we just use plain mode for this) 117 */ 118 #define LINUX_K_MEDIUMRAW 2 119 120 /* 121 * VT ioctl calls in Linux (the ones that the pcvt emulation in wscons can handle) 122 */ 123 #define LINUX_VT_OPENQRY 0x5600 124 #define LINUX_VT_GETMODE 0x5601 125 #define LINUX_VT_SETMODE 0x5602 126 #define LINUX_VT_GETSTATE 0x5603 127 #define LINUX_VT_RELDISP 0x5605 128 #define LINUX_VT_ACTIVATE 0x5606 129 #define LINUX_VT_WAITACTIVE 0x5607 130 #define LINUX_VT_DISALLOCATE 0x5608 131 132 /* 133 * This range used by VMWare (XXX) 134 */ 135 #define LINUX_VMWARE_NONE 200 136 #define LINUX_VMWARE_LAST 237 137 138 /* 139 * Range of ioctls to just pass on, so that LKMs (like VMWare) can 140 * handle them. 141 */ 142 #define LINUX_IOCTL_MIN_PASS LINUX_VMWARE_NONE 143 #define LINUX_IOCTL_MAX_PASS (LINUX_VMWARE_LAST+8) 144 145 #ifdef _KERNEL 146 __BEGIN_DECLS 147 void linux_syscall_intern __P((struct proc *)); 148 __END_DECLS 149 #endif /* !_KERNEL */ 150 151 #endif /* _I386_LINUX_MACHDEP_H */ 152