1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 1990, 2002 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4 5.0 */ 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate #include <sys/types.h> 30*0Sstevel@tonic-gate #include <sys/errno.h> 31*0Sstevel@tonic-gate #include <sys/conf.h> 32*0Sstevel@tonic-gate #include <sys/ddi.h> 33*0Sstevel@tonic-gate #include <sys/sunddi.h> 34*0Sstevel@tonic-gate 35*0Sstevel@tonic-gate /* 36*0Sstevel@tonic-gate * Configuration information 37*0Sstevel@tonic-gate */ 38*0Sstevel@tonic-gate 39*0Sstevel@tonic-gate static int options_info(dev_info_t *dip, ddi_info_cmd_t infocmd, void *arg, 40*0Sstevel@tonic-gate void **result); 41*0Sstevel@tonic-gate static int options_attach(dev_info_t *devi, ddi_attach_cmd_t cmd); 42*0Sstevel@tonic-gate static int options_detach(dev_info_t *devi, ddi_detach_cmd_t cmd); 43*0Sstevel@tonic-gate static dev_info_t *options_devi; 44*0Sstevel@tonic-gate 45*0Sstevel@tonic-gate struct dev_ops options_ops = { 46*0Sstevel@tonic-gate 47*0Sstevel@tonic-gate DEVO_REV, /* devo_rev, */ 48*0Sstevel@tonic-gate 0, /* refcnt */ 49*0Sstevel@tonic-gate options_info, /* info */ 50*0Sstevel@tonic-gate nulldev, /* identify */ 51*0Sstevel@tonic-gate nulldev, /* probe */ 52*0Sstevel@tonic-gate options_attach, /* attach */ 53*0Sstevel@tonic-gate options_detach, /* detach */ 54*0Sstevel@tonic-gate nodev, /* reset */ 55*0Sstevel@tonic-gate (struct cb_ops *)0, /* driver operations */ 56*0Sstevel@tonic-gate (struct bus_ops *)0, /* bus operations */ 57*0Sstevel@tonic-gate nulldev /* power */ 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate }; 60*0Sstevel@tonic-gate 61*0Sstevel@tonic-gate /* 62*0Sstevel@tonic-gate * Autoload Data and Autoload Entry 63*0Sstevel@tonic-gate */ 64*0Sstevel@tonic-gate 65*0Sstevel@tonic-gate #include <sys/modctl.h> 66*0Sstevel@tonic-gate 67*0Sstevel@tonic-gate extern struct mod_ops mod_driverops; 68*0Sstevel@tonic-gate static struct modldrv modldrv = { 69*0Sstevel@tonic-gate &mod_driverops, /* Type of module. This one is a driver */ 70*0Sstevel@tonic-gate "options driver", /* Name of the module. */ 71*0Sstevel@tonic-gate &options_ops, /* driver ops */ 72*0Sstevel@tonic-gate }; 73*0Sstevel@tonic-gate 74*0Sstevel@tonic-gate static struct modlinkage modlinkage = { 75*0Sstevel@tonic-gate MODREV_1, (void *)&modldrv 76*0Sstevel@tonic-gate }; 77*0Sstevel@tonic-gate 78*0Sstevel@tonic-gate /* 79*0Sstevel@tonic-gate * This is the driver initialization routine. 80*0Sstevel@tonic-gate */ 81*0Sstevel@tonic-gate 82*0Sstevel@tonic-gate int 83*0Sstevel@tonic-gate _init() 84*0Sstevel@tonic-gate { 85*0Sstevel@tonic-gate return (mod_install(&modlinkage)); 86*0Sstevel@tonic-gate } 87*0Sstevel@tonic-gate 88*0Sstevel@tonic-gate int 89*0Sstevel@tonic-gate _fini() 90*0Sstevel@tonic-gate { 91*0Sstevel@tonic-gate return (EBUSY); 92*0Sstevel@tonic-gate } 93*0Sstevel@tonic-gate 94*0Sstevel@tonic-gate int 95*0Sstevel@tonic-gate _info(modinfop) 96*0Sstevel@tonic-gate struct modinfo *modinfop; 97*0Sstevel@tonic-gate { 98*0Sstevel@tonic-gate return (mod_info(&modlinkage, modinfop)); 99*0Sstevel@tonic-gate } 100*0Sstevel@tonic-gate 101*0Sstevel@tonic-gate /* ARGSUSED */ 102*0Sstevel@tonic-gate static int 103*0Sstevel@tonic-gate options_info(dev_info_t *dip, ddi_info_cmd_t infocmd, void *arg, void **result) 104*0Sstevel@tonic-gate { 105*0Sstevel@tonic-gate register int error; 106*0Sstevel@tonic-gate 107*0Sstevel@tonic-gate switch (infocmd) { 108*0Sstevel@tonic-gate case DDI_INFO_DEVT2DEVINFO: 109*0Sstevel@tonic-gate if (options_devi == NULL) { 110*0Sstevel@tonic-gate error = DDI_FAILURE; 111*0Sstevel@tonic-gate } else { 112*0Sstevel@tonic-gate *result = (void *) options_devi; 113*0Sstevel@tonic-gate error = DDI_SUCCESS; 114*0Sstevel@tonic-gate } 115*0Sstevel@tonic-gate break; 116*0Sstevel@tonic-gate case DDI_INFO_DEVT2INSTANCE: 117*0Sstevel@tonic-gate *result = (void *)0; 118*0Sstevel@tonic-gate error = DDI_SUCCESS; 119*0Sstevel@tonic-gate break; 120*0Sstevel@tonic-gate default: 121*0Sstevel@tonic-gate error = DDI_FAILURE; 122*0Sstevel@tonic-gate } 123*0Sstevel@tonic-gate return (error); 124*0Sstevel@tonic-gate } 125*0Sstevel@tonic-gate 126*0Sstevel@tonic-gate static int 127*0Sstevel@tonic-gate options_attach(dev_info_t *devi, ddi_attach_cmd_t cmd) 128*0Sstevel@tonic-gate { 129*0Sstevel@tonic-gate switch (cmd) { 130*0Sstevel@tonic-gate case DDI_ATTACH: 131*0Sstevel@tonic-gate options_devi = devi; 132*0Sstevel@tonic-gate return (DDI_SUCCESS); 133*0Sstevel@tonic-gate 134*0Sstevel@tonic-gate case DDI_RESUME: 135*0Sstevel@tonic-gate return (DDI_SUCCESS); 136*0Sstevel@tonic-gate 137*0Sstevel@tonic-gate default: 138*0Sstevel@tonic-gate return (DDI_FAILURE); 139*0Sstevel@tonic-gate } 140*0Sstevel@tonic-gate } 141*0Sstevel@tonic-gate 142*0Sstevel@tonic-gate /*ARGSUSED*/ 143*0Sstevel@tonic-gate static int 144*0Sstevel@tonic-gate options_detach(dev_info_t *devi, ddi_detach_cmd_t cmd) 145*0Sstevel@tonic-gate { 146*0Sstevel@tonic-gate switch (cmd) { 147*0Sstevel@tonic-gate case DDI_SUSPEND: 148*0Sstevel@tonic-gate return (DDI_SUCCESS); 149*0Sstevel@tonic-gate 150*0Sstevel@tonic-gate case DDI_DETACH: 151*0Sstevel@tonic-gate default: 152*0Sstevel@tonic-gate return (DDI_FAILURE); 153*0Sstevel@tonic-gate } 154*0Sstevel@tonic-gate } 155