1*a325d9c4SApple OSS Distributions /* 2*a325d9c4SApple OSS Distributions * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. 3*a325d9c4SApple OSS Distributions * 4*a325d9c4SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*a325d9c4SApple OSS Distributions * 6*a325d9c4SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*a325d9c4SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*a325d9c4SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*a325d9c4SApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*a325d9c4SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*a325d9c4SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*a325d9c4SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*a325d9c4SApple OSS Distributions * terms of an Apple operating system software license agreement. 14*a325d9c4SApple OSS Distributions * 15*a325d9c4SApple OSS Distributions * Please obtain a copy of the License at 16*a325d9c4SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*a325d9c4SApple OSS Distributions * 18*a325d9c4SApple OSS Distributions * The Original Code and all software distributed under the License are 19*a325d9c4SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*a325d9c4SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*a325d9c4SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*a325d9c4SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*a325d9c4SApple OSS Distributions * Please see the License for the specific language governing rights and 24*a325d9c4SApple OSS Distributions * limitations under the License. 25*a325d9c4SApple OSS Distributions * 26*a325d9c4SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*a325d9c4SApple OSS Distributions */ 28*a325d9c4SApple OSS Distributions /* 29*a325d9c4SApple OSS Distributions * Copyright (c) 1987 NeXT, Inc. 30*a325d9c4SApple OSS Distributions */ 31*a325d9c4SApple OSS Distributions 32*a325d9c4SApple OSS Distributions struct consdev { 33*a325d9c4SApple OSS Distributions char *cn_name; /* name of device in dev_name_list */ 34*a325d9c4SApple OSS Distributions int (*cn_probe)(void); /* probe and fill in consdev info */ 35*a325d9c4SApple OSS Distributions int (*cn_init)(void); /* turn on as console */ 36*a325d9c4SApple OSS Distributions int (*cn_getc)(void); /* kernel getchar interface */ 37*a325d9c4SApple OSS Distributions int (*cn_putc)(void); /* kernel putchar interface */ 38*a325d9c4SApple OSS Distributions struct tty *cn_tp; /* tty structure for console device */ 39*a325d9c4SApple OSS Distributions dev_t cn_dev; /* major/minor of device */ 40*a325d9c4SApple OSS Distributions short cn_pri; /* pecking order; the higher the better */ 41*a325d9c4SApple OSS Distributions }; 42*a325d9c4SApple OSS Distributions 43*a325d9c4SApple OSS Distributions /* values for cn_pri - reflect our policy for console selection */ 44*a325d9c4SApple OSS Distributions #define CN_DEAD 0 /* device doesn't exist */ 45*a325d9c4SApple OSS Distributions #define CN_NORMAL 1 /* device exists but is nothing special */ 46*a325d9c4SApple OSS Distributions #define CN_INTERNAL 2 /* "internal" bit-mapped display */ 47*a325d9c4SApple OSS Distributions #define CN_REMOTE 3 /* serial interface with remote bit set */ 48*a325d9c4SApple OSS Distributions 49*a325d9c4SApple OSS Distributions /* XXX */ 50*a325d9c4SApple OSS Distributions #define CONSMAJOR 0 51*a325d9c4SApple OSS Distributions 52*a325d9c4SApple OSS Distributions #ifdef KERNEL 53*a325d9c4SApple OSS Distributions 54*a325d9c4SApple OSS Distributions #include <sys/types.h> 55*a325d9c4SApple OSS Distributions #include <sys/conf.h> 56*a325d9c4SApple OSS Distributions 57*a325d9c4SApple OSS Distributions extern struct consdev constab[]; 58*a325d9c4SApple OSS Distributions extern struct consdev *cn_tab; 59*a325d9c4SApple OSS Distributions extern struct tty *cn_tty; 60*a325d9c4SApple OSS Distributions 61*a325d9c4SApple OSS Distributions extern struct tty *constty; /* current console device */ 62*a325d9c4SApple OSS Distributions 63*a325d9c4SApple OSS Distributions int consopen(dev_t, int, int, struct proc *); 64*a325d9c4SApple OSS Distributions int consclose(dev_t, int, int, struct proc *); 65*a325d9c4SApple OSS Distributions int consread(dev_t, struct uio *, int); 66*a325d9c4SApple OSS Distributions int conswrite(dev_t, struct uio *, int); 67*a325d9c4SApple OSS Distributions int consioctl(dev_t, u_long, caddr_t, int, struct proc *); 68*a325d9c4SApple OSS Distributions int consselect(dev_t, int, void *, struct proc *); 69*a325d9c4SApple OSS Distributions 70*a325d9c4SApple OSS Distributions /* 71*a325d9c4SApple OSS Distributions * These really want their own header file, but this is the only one in 72*a325d9c4SApple OSS Distributions * common, and the km device is the keyboard monitor, so it's technically a 73*a325d9c4SApple OSS Distributions * part of the console. 74*a325d9c4SApple OSS Distributions */ 75*a325d9c4SApple OSS Distributions int kmopen(dev_t, int, int, struct proc *); 76*a325d9c4SApple OSS Distributions int kmclose(dev_t, int, int, struct proc *); 77*a325d9c4SApple OSS Distributions int kmread(dev_t, struct uio *, int); 78*a325d9c4SApple OSS Distributions int kmwrite(dev_t, struct uio *, int); 79*a325d9c4SApple OSS Distributions int kmioctl(dev_t, u_long, caddr_t, int, struct proc *); 80*a325d9c4SApple OSS Distributions int kmputc(dev_t, char); 81*a325d9c4SApple OSS Distributions 82*a325d9c4SApple OSS Distributions #endif 83