1*aca3beaaSApple OSS Distributions /* 2*aca3beaaSApple OSS Distributions * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. 3*aca3beaaSApple OSS Distributions * 4*aca3beaaSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*aca3beaaSApple OSS Distributions * 6*aca3beaaSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*aca3beaaSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*aca3beaaSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*aca3beaaSApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*aca3beaaSApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*aca3beaaSApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*aca3beaaSApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*aca3beaaSApple OSS Distributions * terms of an Apple operating system software license agreement. 14*aca3beaaSApple OSS Distributions * 15*aca3beaaSApple OSS Distributions * Please obtain a copy of the License at 16*aca3beaaSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*aca3beaaSApple OSS Distributions * 18*aca3beaaSApple OSS Distributions * The Original Code and all software distributed under the License are 19*aca3beaaSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*aca3beaaSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*aca3beaaSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*aca3beaaSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*aca3beaaSApple OSS Distributions * Please see the License for the specific language governing rights and 24*aca3beaaSApple OSS Distributions * limitations under the License. 25*aca3beaaSApple OSS Distributions * 26*aca3beaaSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*aca3beaaSApple OSS Distributions */ 28*aca3beaaSApple OSS Distributions /* 29*aca3beaaSApple OSS Distributions * Copyright (c) 1987 NeXT, Inc. 30*aca3beaaSApple OSS Distributions */ 31*aca3beaaSApple OSS Distributions 32*aca3beaaSApple OSS Distributions struct consdev { 33*aca3beaaSApple OSS Distributions char *cn_name; /* name of device in dev_name_list */ 34*aca3beaaSApple OSS Distributions int (*cn_probe)(void); /* probe and fill in consdev info */ 35*aca3beaaSApple OSS Distributions int (*cn_init)(void); /* turn on as console */ 36*aca3beaaSApple OSS Distributions int (*cn_getc)(void); /* kernel getchar interface */ 37*aca3beaaSApple OSS Distributions int (*cn_putc)(void); /* kernel putchar interface */ 38*aca3beaaSApple OSS Distributions struct tty *cn_tp; /* tty structure for console device */ 39*aca3beaaSApple OSS Distributions dev_t cn_dev; /* major/minor of device */ 40*aca3beaaSApple OSS Distributions short cn_pri; /* pecking order; the higher the better */ 41*aca3beaaSApple OSS Distributions }; 42*aca3beaaSApple OSS Distributions 43*aca3beaaSApple OSS Distributions /* values for cn_pri - reflect our policy for console selection */ 44*aca3beaaSApple OSS Distributions #define CN_DEAD 0 /* device doesn't exist */ 45*aca3beaaSApple OSS Distributions #define CN_NORMAL 1 /* device exists but is nothing special */ 46*aca3beaaSApple OSS Distributions #define CN_INTERNAL 2 /* "internal" bit-mapped display */ 47*aca3beaaSApple OSS Distributions #define CN_REMOTE 3 /* serial interface with remote bit set */ 48*aca3beaaSApple OSS Distributions 49*aca3beaaSApple OSS Distributions /* XXX */ 50*aca3beaaSApple OSS Distributions #define CONSMAJOR 0 51*aca3beaaSApple OSS Distributions 52*aca3beaaSApple OSS Distributions #ifdef KERNEL 53*aca3beaaSApple OSS Distributions 54*aca3beaaSApple OSS Distributions #include <sys/types.h> 55*aca3beaaSApple OSS Distributions #include <sys/conf.h> 56*aca3beaaSApple OSS Distributions 57*aca3beaaSApple OSS Distributions extern struct consdev constab[]; 58*aca3beaaSApple OSS Distributions extern struct consdev *cn_tab; 59*aca3beaaSApple OSS Distributions extern struct tty *cn_tty; 60*aca3beaaSApple OSS Distributions 61*aca3beaaSApple OSS Distributions extern struct tty *constty; /* current console device */ 62*aca3beaaSApple OSS Distributions 63*aca3beaaSApple OSS Distributions int consopen(dev_t, int, int, struct proc *); 64*aca3beaaSApple OSS Distributions int consclose(dev_t, int, int, struct proc *); 65*aca3beaaSApple OSS Distributions int consread(dev_t, struct uio *, int); 66*aca3beaaSApple OSS Distributions int conswrite(dev_t, struct uio *, int); 67*aca3beaaSApple OSS Distributions int consioctl(dev_t, u_long, caddr_t, int, struct proc *); 68*aca3beaaSApple OSS Distributions int consselect(dev_t, int, void *, struct proc *); 69*aca3beaaSApple OSS Distributions 70*aca3beaaSApple OSS Distributions /* 71*aca3beaaSApple OSS Distributions * These really want their own header file, but this is the only one in 72*aca3beaaSApple OSS Distributions * common, and the km device is the keyboard monitor, so it's technically a 73*aca3beaaSApple OSS Distributions * part of the console. 74*aca3beaaSApple OSS Distributions */ 75*aca3beaaSApple OSS Distributions int kmopen(dev_t, int, int, struct proc *); 76*aca3beaaSApple OSS Distributions int kmclose(dev_t, int, int, struct proc *); 77*aca3beaaSApple OSS Distributions int kmread(dev_t, struct uio *, int); 78*aca3beaaSApple OSS Distributions int kmwrite(dev_t, struct uio *, int); 79*aca3beaaSApple OSS Distributions int kmioctl(dev_t, u_long, caddr_t, int, struct proc *); 80*aca3beaaSApple OSS Distributions int kmputc(dev_t, char); 81*aca3beaaSApple OSS Distributions 82*aca3beaaSApple OSS Distributions #endif 83