1 /* $NetBSD: linux_machdep.h,v 1.5 1996/05/03 19:26:28 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1995 Frank van der Linden 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed for the NetBSD Project 18 * by Frank van der Linden 19 * 4. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #ifndef _LINUX_MACHDEP_H 35 #define _LINUX_MACHDEP_H 36 37 /* 38 * The Linux sigcontext, pretty much a standard 386 trapframe. 39 */ 40 41 struct linux_sigcontext { 42 int sc_gs; 43 int sc_fs; 44 int sc_es; 45 int sc_ds; 46 int sc_edi; 47 int sc_esi; 48 int sc_ebp; 49 int sc_esp; 50 int sc_ebx; 51 int sc_edx; 52 int sc_ecx; 53 int sc_eax; 54 int sc_trapno; 55 int sc_err; 56 int sc_eip; 57 int sc_cs; 58 int sc_eflags; 59 int sc_esp_at_signal; 60 int sc_ss; 61 int sc_387; 62 int sc_mask; 63 int sc_cr2; 64 }; 65 66 /* 67 * We make the stack look like Linux expects it when calling a signal 68 * handler, but use the BSD way of calling the handler and sigreturn(). 69 * This means that we need to pass the pointer to the handler too. 70 * It is appended to the frame to not interfere with the rest of it. 71 */ 72 73 struct linux_sigframe { 74 int sf_sig; 75 struct linux_sigcontext sf_sc; 76 sig_t sf_handler; 77 }; 78 79 void linux_sendsig __P((sig_t, int, int, u_long)); 80 dev_t linux_fakedev __P((dev_t)); 81 82 /* 83 * Major device numbers of VT device on both Linux and NetBSD. Used in 84 * ugly patch to fake device numbers. 85 */ 86 #define LINUX_CONS_MAJOR 4 87 #define NETBSD_CONS_MAJOR 12 88 89 /* 90 * Linux ioctl calls for the keyboard. 91 */ 92 #define LINUX_KDGKBMODE 0x4b44 93 #define LINUX_KDSKBMODE 0x4b45 94 #define LINUX_KDMKTONE 0x4b30 95 #define LINUX_KDSETMODE 0x4b3a 96 #define LINUX_KDENABIO 0x4b36 97 #define LINUX_KDDISABIO 0x4b37 98 #define LINUX_KDGETLED 0x4b31 99 #define LINUX_KDSETLED 0x4b32 100 /* 101 * Mode for KDSKBMODE which we don't have (we just use plain mode for this) 102 */ 103 #define LINUX_K_MEDIUMRAW 2 104 105 /* 106 * VT ioctl calls in Linux (the ones that pcvt can handle) 107 */ 108 #define LINUX_VT_OPENQRY 0x5600 109 #define LINUX_VT_GETMODE 0x5601 110 #define LINUX_VT_SETMODE 0x5602 111 #define LINUX_VT_RELDISP 0x5605 112 #define LINUX_VT_ACTIVATE 0x5606 113 #define LINUX_VT_WAITACTIVE 0x5607 114 115 #endif /* _LINUX_MACHDEP_H */ 116