1*fcf3ce44SJohn Forte /* 2*fcf3ce44SJohn Forte * CDDL HEADER START 3*fcf3ce44SJohn Forte * 4*fcf3ce44SJohn Forte * The contents of this file are subject to the terms of the 5*fcf3ce44SJohn Forte * Common Development and Distribution License (the "License"). 6*fcf3ce44SJohn Forte * You may not use this file except in compliance with the License. 7*fcf3ce44SJohn Forte * 8*fcf3ce44SJohn Forte * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9*fcf3ce44SJohn Forte * or http://www.opensolaris.org/os/licensing. 10*fcf3ce44SJohn Forte * See the License for the specific language governing permissions 11*fcf3ce44SJohn Forte * and limitations under the License. 12*fcf3ce44SJohn Forte * 13*fcf3ce44SJohn Forte * When distributing Covered Code, include this CDDL HEADER in each 14*fcf3ce44SJohn Forte * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15*fcf3ce44SJohn Forte * If applicable, add the following below this CDDL HEADER, with the 16*fcf3ce44SJohn Forte * fields enclosed by brackets "[]" replaced with your own identifying 17*fcf3ce44SJohn Forte * information: Portions Copyright [yyyy] [name of copyright owner] 18*fcf3ce44SJohn Forte * 19*fcf3ce44SJohn Forte * CDDL HEADER END 20*fcf3ce44SJohn Forte */ 21*fcf3ce44SJohn Forte /* 22*fcf3ce44SJohn Forte * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 23*fcf3ce44SJohn Forte * Use is subject to license terms. 24*fcf3ce44SJohn Forte */ 25*fcf3ce44SJohn Forte 26*fcf3ce44SJohn Forte /* 27*fcf3ce44SJohn Forte * RDC user level ioctl interface 28*fcf3ce44SJohn Forte */ 29*fcf3ce44SJohn Forte 30*fcf3ce44SJohn Forte #include <stdio.h> 31*fcf3ce44SJohn Forte #include <unistd.h> 32*fcf3ce44SJohn Forte #include <sys/types.h> 33*fcf3ce44SJohn Forte #include <fcntl.h> 34*fcf3ce44SJohn Forte 35*fcf3ce44SJohn Forte #include <sys/nsctl/sd_cache.h> 36*fcf3ce44SJohn Forte #include <sys/nsctl/sd_conf.h> 37*fcf3ce44SJohn Forte #include <sys/nsctl/rdc_ioctl.h> 38*fcf3ce44SJohn Forte #include <sys/unistat/spcs_s.h> 39*fcf3ce44SJohn Forte #include <sys/unistat/spcs_s_u.h> 40*fcf3ce44SJohn Forte 41*fcf3ce44SJohn Forte const char *__rdc_dev = "/dev/rdc"; 42*fcf3ce44SJohn Forte static int __rdc_fd; 43*fcf3ce44SJohn Forte 44*fcf3ce44SJohn Forte 45*fcf3ce44SJohn Forte static int 46*fcf3ce44SJohn Forte __rdc_open(void) 47*fcf3ce44SJohn Forte { 48*fcf3ce44SJohn Forte int fd = open(__rdc_dev, O_RDONLY); 49*fcf3ce44SJohn Forte 50*fcf3ce44SJohn Forte if (fd < 0) 51*fcf3ce44SJohn Forte return (-1); 52*fcf3ce44SJohn Forte 53*fcf3ce44SJohn Forte return (__rdc_fd = fd); 54*fcf3ce44SJohn Forte } 55*fcf3ce44SJohn Forte 56*fcf3ce44SJohn Forte 57*fcf3ce44SJohn Forte int 58*fcf3ce44SJohn Forte rdc_ioctl(long cmd, long a0, long a1, long a2, long a3, long a4, 59*fcf3ce44SJohn Forte spcs_s_info_t ustatus) 60*fcf3ce44SJohn Forte { 61*fcf3ce44SJohn Forte _rdc_ioctl_t args; 62*fcf3ce44SJohn Forte 63*fcf3ce44SJohn Forte if (!__rdc_fd && __rdc_open() < 0) 64*fcf3ce44SJohn Forte return (-1); 65*fcf3ce44SJohn Forte 66*fcf3ce44SJohn Forte args.arg0 = a0; 67*fcf3ce44SJohn Forte args.arg1 = a1; 68*fcf3ce44SJohn Forte args.arg2 = a2; 69*fcf3ce44SJohn Forte args.arg3 = a3; 70*fcf3ce44SJohn Forte args.arg4 = a4; 71*fcf3ce44SJohn Forte args.magic = RDC_MAGIC; /* for versioning */ 72*fcf3ce44SJohn Forte args.ustatus = ustatus; 73*fcf3ce44SJohn Forte 74*fcf3ce44SJohn Forte return (ioctl(__rdc_fd, cmd, &args)); 75*fcf3ce44SJohn Forte } 76*fcf3ce44SJohn Forte 77*fcf3ce44SJohn Forte /* 78*fcf3ce44SJohn Forte * Simple form of the ioctl, just pass the command and buffer address 79*fcf3ce44SJohn Forte * to the kernel. 80*fcf3ce44SJohn Forte */ 81*fcf3ce44SJohn Forte int 82*fcf3ce44SJohn Forte rdc_ioctl_simple(long cmd, void *addr) 83*fcf3ce44SJohn Forte { 84*fcf3ce44SJohn Forte if (!__rdc_fd && __rdc_open() < 0) 85*fcf3ce44SJohn Forte return (-1); 86*fcf3ce44SJohn Forte return (ioctl(__rdc_fd, cmd, addr)); 87*fcf3ce44SJohn Forte } 88