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 2004 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" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate #include <sys/types.h> 30*0Sstevel@tonic-gate #include <sys/param.h> 31*0Sstevel@tonic-gate #include <sys/stat.h> 32*0Sstevel@tonic-gate #include <fcntl.h> 33*0Sstevel@tonic-gate #include <string.h> 34*0Sstevel@tonic-gate #include <strings.h> 35*0Sstevel@tonic-gate #include <errno.h> 36*0Sstevel@tonic-gate #include <string.h> 37*0Sstevel@tonic-gate #include <stdlib.h> 38*0Sstevel@tonic-gate #include <stdio.h> 39*0Sstevel@tonic-gate #include <unistd.h> 40*0Sstevel@tonic-gate #include <sys/nvpair.h> 41*0Sstevel@tonic-gate #include "libdevice.h" 42*0Sstevel@tonic-gate 43*0Sstevel@tonic-gate static int _libdevice_debug = 0; 44*0Sstevel@tonic-gate static const char *devctl_minorname = ":devctl"; 45*0Sstevel@tonic-gate static const char *nullptr = "<null>"; 46*0Sstevel@tonic-gate static const char *devctl_target_raw = "a,raw"; 47*0Sstevel@tonic-gate 48*0Sstevel@tonic-gate typedef enum { DEVCTL_BUS, DEVCTL_DEVICE, DEVCTL_AP, DEVCTL_CLONE, 49*0Sstevel@tonic-gate DEVCTL_PM_DEV, DEVCTL_PM_BUS } dc_type_t; 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate /* 52*0Sstevel@tonic-gate * devctl_hdl structures are allocated by the devctl_XX_acquire() 53*0Sstevel@tonic-gate * interfaces and passed to the remaining interfaces in this library. 54*0Sstevel@tonic-gate */ 55*0Sstevel@tonic-gate struct devctl_hdl { 56*0Sstevel@tonic-gate char *opath; /* copy of the original path */ 57*0Sstevel@tonic-gate dc_type_t hdltype; /* handle type */ 58*0Sstevel@tonic-gate int fd; /* nexus device node */ 59*0Sstevel@tonic-gate char *nodename; /* DEVCTL_DEVICE handles only */ 60*0Sstevel@tonic-gate char *unitaddr; /* DEVCTL_DEVICE handles only */ 61*0Sstevel@tonic-gate }; 62*0Sstevel@tonic-gate #define DCP(x) ((struct devctl_hdl *)(x)) 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate static int dc_cmd(uint_t, uint_t, struct devctl_hdl *, nvlist_t *, void *); 65*0Sstevel@tonic-gate static devctl_hdl_t dc_mkhndl(dc_type_t, char *, uint_t, devctl_hdl_t); 66*0Sstevel@tonic-gate 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate #pragma init(_libdevice_init) 69*0Sstevel@tonic-gate void 70*0Sstevel@tonic-gate _libdevice_init() 71*0Sstevel@tonic-gate { 72*0Sstevel@tonic-gate _libdevice_debug = getenv("LIBDEVICE_DEBUG") != NULL; 73*0Sstevel@tonic-gate } 74*0Sstevel@tonic-gate 75*0Sstevel@tonic-gate /* 76*0Sstevel@tonic-gate * release a devctl_hdl structure 77*0Sstevel@tonic-gate */ 78*0Sstevel@tonic-gate void 79*0Sstevel@tonic-gate devctl_release(devctl_hdl_t hdl) 80*0Sstevel@tonic-gate { 81*0Sstevel@tonic-gate if (_libdevice_debug) 82*0Sstevel@tonic-gate (void) printf("devctl_release: %p\n", (void *)hdl); 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate if (hdl == NULL) 85*0Sstevel@tonic-gate return; 86*0Sstevel@tonic-gate 87*0Sstevel@tonic-gate if (DCP(hdl)->fd != -1) 88*0Sstevel@tonic-gate (void) close(DCP(hdl)->fd); 89*0Sstevel@tonic-gate 90*0Sstevel@tonic-gate if (DCP(hdl)->opath != NULL) 91*0Sstevel@tonic-gate free(DCP(hdl)->opath); 92*0Sstevel@tonic-gate 93*0Sstevel@tonic-gate if (DCP(hdl)->nodename != NULL) 94*0Sstevel@tonic-gate free(DCP(hdl)->nodename); 95*0Sstevel@tonic-gate 96*0Sstevel@tonic-gate if (DCP(hdl)->unitaddr != NULL) 97*0Sstevel@tonic-gate free(DCP(hdl)->unitaddr); 98*0Sstevel@tonic-gate 99*0Sstevel@tonic-gate free(hdl); 100*0Sstevel@tonic-gate } 101*0Sstevel@tonic-gate 102*0Sstevel@tonic-gate /* 103*0Sstevel@tonic-gate * construct a handle suitable for devctl_bus_*() operations 104*0Sstevel@tonic-gate */ 105*0Sstevel@tonic-gate devctl_hdl_t 106*0Sstevel@tonic-gate devctl_bus_acquire(char *devfs_path, uint_t flags) 107*0Sstevel@tonic-gate { 108*0Sstevel@tonic-gate uint_t oflags; 109*0Sstevel@tonic-gate 110*0Sstevel@tonic-gate if (_libdevice_debug) 111*0Sstevel@tonic-gate (void) printf("devctl_bus_acquire: %s (%d)\n", 112*0Sstevel@tonic-gate ((devfs_path != NULL) ? devfs_path : nullptr), flags); 113*0Sstevel@tonic-gate 114*0Sstevel@tonic-gate if ((devfs_path == NULL) || ((flags != 0) && (flags != DC_EXCL))) { 115*0Sstevel@tonic-gate errno = EINVAL; 116*0Sstevel@tonic-gate return (NULL); 117*0Sstevel@tonic-gate } 118*0Sstevel@tonic-gate 119*0Sstevel@tonic-gate oflags = ((flags & DC_EXCL) != 0) ? O_EXCL|O_RDWR : O_RDWR; 120*0Sstevel@tonic-gate return (dc_mkhndl(DEVCTL_BUS, devfs_path, oflags, NULL)); 121*0Sstevel@tonic-gate } 122*0Sstevel@tonic-gate 123*0Sstevel@tonic-gate 124*0Sstevel@tonic-gate /* 125*0Sstevel@tonic-gate * construct a handle suitable for devctl_bus_*() and 126*0Sstevel@tonic-gate * devctl_device_*() operations. 127*0Sstevel@tonic-gate */ 128*0Sstevel@tonic-gate devctl_hdl_t 129*0Sstevel@tonic-gate devctl_device_acquire(char *devfs_path, uint_t flags) 130*0Sstevel@tonic-gate { 131*0Sstevel@tonic-gate uint_t oflags; 132*0Sstevel@tonic-gate 133*0Sstevel@tonic-gate if (_libdevice_debug) 134*0Sstevel@tonic-gate (void) printf("devctl_device_acquire: %s (%d)\n", 135*0Sstevel@tonic-gate ((devfs_path != NULL) ? devfs_path : nullptr), flags); 136*0Sstevel@tonic-gate 137*0Sstevel@tonic-gate if ((devfs_path == NULL) || ((flags != 0) && (flags != DC_EXCL))) { 138*0Sstevel@tonic-gate errno = EINVAL; 139*0Sstevel@tonic-gate return (NULL); 140*0Sstevel@tonic-gate } 141*0Sstevel@tonic-gate 142*0Sstevel@tonic-gate oflags = ((flags & DC_EXCL) != 0) ? O_EXCL|O_RDWR : O_RDWR; 143*0Sstevel@tonic-gate return (dc_mkhndl(DEVCTL_DEVICE, devfs_path, oflags, NULL)); 144*0Sstevel@tonic-gate } 145*0Sstevel@tonic-gate 146*0Sstevel@tonic-gate 147*0Sstevel@tonic-gate /* 148*0Sstevel@tonic-gate * given a devfs (/devices) pathname to an attachment point device, 149*0Sstevel@tonic-gate * access the device and return a handle to be passed to the 150*0Sstevel@tonic-gate * devctl_ap_XXX() functions. 151*0Sstevel@tonic-gate */ 152*0Sstevel@tonic-gate devctl_hdl_t 153*0Sstevel@tonic-gate devctl_ap_acquire(char *devfs_path, uint_t flags) 154*0Sstevel@tonic-gate { 155*0Sstevel@tonic-gate uint_t oflags; 156*0Sstevel@tonic-gate 157*0Sstevel@tonic-gate if (_libdevice_debug) 158*0Sstevel@tonic-gate (void) printf("devctl_ap_acquire: %s (%d)\n", 159*0Sstevel@tonic-gate ((devfs_path != NULL) ? devfs_path : nullptr), flags); 160*0Sstevel@tonic-gate 161*0Sstevel@tonic-gate if ((devfs_path == NULL) || 162*0Sstevel@tonic-gate ((flags != 0) && ((flags & DC_EXCL) != 0) && 163*0Sstevel@tonic-gate ((flags & DC_RDONLY) != 0))) { 164*0Sstevel@tonic-gate errno = EINVAL; 165*0Sstevel@tonic-gate return (NULL); 166*0Sstevel@tonic-gate } 167*0Sstevel@tonic-gate 168*0Sstevel@tonic-gate oflags = ((flags & DC_EXCL) != 0) ? O_EXCL : 0; 169*0Sstevel@tonic-gate oflags |= ((flags & DC_RDONLY) != 0) ? O_RDONLY : O_RDWR; 170*0Sstevel@tonic-gate 171*0Sstevel@tonic-gate return (dc_mkhndl(DEVCTL_AP, devfs_path, oflags, NULL)); 172*0Sstevel@tonic-gate } 173*0Sstevel@tonic-gate 174*0Sstevel@tonic-gate 175*0Sstevel@tonic-gate /* 176*0Sstevel@tonic-gate * given a devfs (/devices) pathname access the device and return 177*0Sstevel@tonic-gate * a handle to be passed to the devctl_pm_XXX() functions. 178*0Sstevel@tonic-gate * The minor name ":devctl" is appended. 179*0Sstevel@tonic-gate */ 180*0Sstevel@tonic-gate devctl_hdl_t 181*0Sstevel@tonic-gate devctl_pm_bus_acquire(char *devfs_path, uint_t flags) 182*0Sstevel@tonic-gate { 183*0Sstevel@tonic-gate uint_t oflags; 184*0Sstevel@tonic-gate 185*0Sstevel@tonic-gate if (_libdevice_debug) 186*0Sstevel@tonic-gate (void) printf("devctl_pm_bus_acquire: %s (%d)\n", 187*0Sstevel@tonic-gate ((devfs_path != NULL) ? devfs_path : nullptr), flags); 188*0Sstevel@tonic-gate 189*0Sstevel@tonic-gate if ((devfs_path == NULL) || ((flags != 0) && (flags != DC_EXCL))) { 190*0Sstevel@tonic-gate errno = EINVAL; 191*0Sstevel@tonic-gate return (NULL); 192*0Sstevel@tonic-gate } 193*0Sstevel@tonic-gate 194*0Sstevel@tonic-gate oflags = ((flags & DC_EXCL) != 0) ? (O_EXCL | O_RDWR) : O_RDWR; 195*0Sstevel@tonic-gate return (dc_mkhndl(DEVCTL_PM_BUS, devfs_path, oflags, NULL)); 196*0Sstevel@tonic-gate } 197*0Sstevel@tonic-gate 198*0Sstevel@tonic-gate 199*0Sstevel@tonic-gate /* 200*0Sstevel@tonic-gate * given a devfs (/devices) pathname access the device and return 201*0Sstevel@tonic-gate * a handle to be passed to the devctl_pm_XXX() functions. 202*0Sstevel@tonic-gate * The minor name is derived from the device name. 203*0Sstevel@tonic-gate */ 204*0Sstevel@tonic-gate devctl_hdl_t 205*0Sstevel@tonic-gate devctl_pm_dev_acquire(char *devfs_path, uint_t flags) 206*0Sstevel@tonic-gate { 207*0Sstevel@tonic-gate uint_t oflags; 208*0Sstevel@tonic-gate 209*0Sstevel@tonic-gate if (_libdevice_debug) 210*0Sstevel@tonic-gate (void) printf("devctl_pm_dev_acquire: %s (%d)\n", 211*0Sstevel@tonic-gate ((devfs_path != NULL) ? devfs_path : nullptr), flags); 212*0Sstevel@tonic-gate 213*0Sstevel@tonic-gate if ((devfs_path == NULL) || ((flags != 0) && (flags != DC_EXCL))) { 214*0Sstevel@tonic-gate errno = EINVAL; 215*0Sstevel@tonic-gate return (NULL); 216*0Sstevel@tonic-gate } 217*0Sstevel@tonic-gate 218*0Sstevel@tonic-gate oflags = ((flags & DC_EXCL) != 0) ? (O_EXCL | O_RDWR) : O_RDWR; 219*0Sstevel@tonic-gate return (dc_mkhndl(DEVCTL_PM_DEV, devfs_path, oflags, NULL)); 220*0Sstevel@tonic-gate } 221*0Sstevel@tonic-gate 222*0Sstevel@tonic-gate 223*0Sstevel@tonic-gate /* 224*0Sstevel@tonic-gate * allocate and initalize the devctl_hdl structure for the 225*0Sstevel@tonic-gate * particular handle type. 226*0Sstevel@tonic-gate */ 227*0Sstevel@tonic-gate static devctl_hdl_t 228*0Sstevel@tonic-gate dc_mkhndl(dc_type_t type, char *path, uint_t oflags, devctl_hdl_t pc) 229*0Sstevel@tonic-gate { 230*0Sstevel@tonic-gate struct devctl_hdl *dcp; 231*0Sstevel@tonic-gate struct stat sb; 232*0Sstevel@tonic-gate char iocpath[MAXPATHLEN]; 233*0Sstevel@tonic-gate char *nodename, *unitsep, *minorsep, *chop; 234*0Sstevel@tonic-gate char *minorname; 235*0Sstevel@tonic-gate size_t strlcpy_size; 236*0Sstevel@tonic-gate char *iocpath_dup; 237*0Sstevel@tonic-gate char *tok; 238*0Sstevel@tonic-gate 239*0Sstevel@tonic-gate if ((path == NULL) || (strlen(path) > MAXPATHLEN - 1)) { 240*0Sstevel@tonic-gate errno = EINVAL; 241*0Sstevel@tonic-gate return (NULL); 242*0Sstevel@tonic-gate } 243*0Sstevel@tonic-gate 244*0Sstevel@tonic-gate /* 245*0Sstevel@tonic-gate * allocate handle and make a copy of the original path 246*0Sstevel@tonic-gate */ 247*0Sstevel@tonic-gate if ((dcp = calloc(1, sizeof (*dcp))) == NULL) { 248*0Sstevel@tonic-gate errno = ENOMEM; 249*0Sstevel@tonic-gate return (NULL); 250*0Sstevel@tonic-gate } 251*0Sstevel@tonic-gate if ((dcp->opath = strdup(path)) == NULL) { 252*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 253*0Sstevel@tonic-gate errno = ENOMEM; 254*0Sstevel@tonic-gate return (NULL); 255*0Sstevel@tonic-gate } 256*0Sstevel@tonic-gate 257*0Sstevel@tonic-gate (void) strcpy(iocpath, path); 258*0Sstevel@tonic-gate dcp->hdltype = type; 259*0Sstevel@tonic-gate dcp->fd = -1; 260*0Sstevel@tonic-gate 261*0Sstevel@tonic-gate /* 262*0Sstevel@tonic-gate * break apart the pathname according to the type handle 263*0Sstevel@tonic-gate */ 264*0Sstevel@tonic-gate switch (type) { 265*0Sstevel@tonic-gate case DEVCTL_PM_BUS: 266*0Sstevel@tonic-gate /* 267*0Sstevel@tonic-gate * chop off any minor name and concatenate the 268*0Sstevel@tonic-gate * ":devctl" minor node name string. 269*0Sstevel@tonic-gate */ 270*0Sstevel@tonic-gate if ((chop = strrchr(iocpath, ':')) != NULL) 271*0Sstevel@tonic-gate *chop = '\0'; 272*0Sstevel@tonic-gate 273*0Sstevel@tonic-gate if (strlcat(iocpath, devctl_minorname, MAXPATHLEN) >= 274*0Sstevel@tonic-gate MAXPATHLEN) { 275*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 276*0Sstevel@tonic-gate errno = EINVAL; 277*0Sstevel@tonic-gate return (NULL); 278*0Sstevel@tonic-gate } else if (_libdevice_debug) { 279*0Sstevel@tonic-gate (void) printf("DEVCTL_PM_BUS: iocpath %s\n", iocpath); 280*0Sstevel@tonic-gate } 281*0Sstevel@tonic-gate break; 282*0Sstevel@tonic-gate 283*0Sstevel@tonic-gate case DEVCTL_PM_DEV: 284*0Sstevel@tonic-gate /* 285*0Sstevel@tonic-gate * Chop up the last device component in the pathname. 286*0Sstevel@tonic-gate * Concatenate either the device name itself, or the 287*0Sstevel@tonic-gate * "a,raw" string, as the minor node name, to the iocpath. 288*0Sstevel@tonic-gate */ 289*0Sstevel@tonic-gate if ((iocpath_dup = strdup(iocpath)) == NULL) { 290*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 291*0Sstevel@tonic-gate errno = ENOMEM; 292*0Sstevel@tonic-gate return (NULL); 293*0Sstevel@tonic-gate } 294*0Sstevel@tonic-gate if ((chop = strrchr(iocpath_dup, '/')) == NULL) { 295*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 296*0Sstevel@tonic-gate errno = EINVAL; 297*0Sstevel@tonic-gate return (NULL); 298*0Sstevel@tonic-gate } 299*0Sstevel@tonic-gate *chop = '\0'; 300*0Sstevel@tonic-gate nodename = chop + 1; 301*0Sstevel@tonic-gate 302*0Sstevel@tonic-gate /* 303*0Sstevel@tonic-gate * remove the "@0,0" string 304*0Sstevel@tonic-gate */ 305*0Sstevel@tonic-gate tok = strtok(nodename, "@"); 306*0Sstevel@tonic-gate if ((minorname = malloc(strlen(tok) +1)) == NULL) { 307*0Sstevel@tonic-gate if (_libdevice_debug) 308*0Sstevel@tonic-gate (void) printf("DEVCTL_PM_DEV: failed malloc for" 309*0Sstevel@tonic-gate " minorname\n"); 310*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 311*0Sstevel@tonic-gate errno = ENOMEM; 312*0Sstevel@tonic-gate return (NULL); 313*0Sstevel@tonic-gate } 314*0Sstevel@tonic-gate (void) strcpy(minorname, tok); 315*0Sstevel@tonic-gate if (_libdevice_debug) { 316*0Sstevel@tonic-gate (void) printf("DEVCTL_PM_DEV: minorname %s\n", 317*0Sstevel@tonic-gate minorname); 318*0Sstevel@tonic-gate } 319*0Sstevel@tonic-gate 320*0Sstevel@tonic-gate /* 321*0Sstevel@tonic-gate * construct the name of the ioctl device 322*0Sstevel@tonic-gate * by concatenating either ":a,raw" or ":"minorname 323*0Sstevel@tonic-gate */ 324*0Sstevel@tonic-gate (void) strlcat(iocpath, ":", MAXPATHLEN); 325*0Sstevel@tonic-gate if (strcmp(minorname, "disk_chan") == 0 || 326*0Sstevel@tonic-gate strcmp(minorname, "disk_wwn") == 0 || 327*0Sstevel@tonic-gate strcmp(minorname, "disk_cdrom") == 0) { 328*0Sstevel@tonic-gate strlcpy_size = strlcat(iocpath, devctl_target_raw, 329*0Sstevel@tonic-gate MAXPATHLEN); 330*0Sstevel@tonic-gate } else { 331*0Sstevel@tonic-gate strlcpy_size = strlcat(iocpath, minorname, MAXPATHLEN); 332*0Sstevel@tonic-gate } 333*0Sstevel@tonic-gate if (strlcpy_size >= MAXPATHLEN) { 334*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 335*0Sstevel@tonic-gate errno = EINVAL; 336*0Sstevel@tonic-gate return (NULL); 337*0Sstevel@tonic-gate } else if (_libdevice_debug) { 338*0Sstevel@tonic-gate (void) printf("DEVCTL_PM_DEV: iocpath %s\n", 339*0Sstevel@tonic-gate iocpath); 340*0Sstevel@tonic-gate } 341*0Sstevel@tonic-gate break; 342*0Sstevel@tonic-gate 343*0Sstevel@tonic-gate case DEVCTL_AP: 344*0Sstevel@tonic-gate /* 345*0Sstevel@tonic-gate * take the pathname as provided. 346*0Sstevel@tonic-gate */ 347*0Sstevel@tonic-gate break; 348*0Sstevel@tonic-gate 349*0Sstevel@tonic-gate case DEVCTL_BUS: 350*0Sstevel@tonic-gate /* 351*0Sstevel@tonic-gate * chop off any minor name and concatenate the 352*0Sstevel@tonic-gate * ":devctl" minor node name string. 353*0Sstevel@tonic-gate */ 354*0Sstevel@tonic-gate if ((chop = strrchr(iocpath, ':')) != NULL) 355*0Sstevel@tonic-gate *chop = '\0'; 356*0Sstevel@tonic-gate 357*0Sstevel@tonic-gate if (strlcat(iocpath, devctl_minorname, MAXPATHLEN) >= 358*0Sstevel@tonic-gate MAXPATHLEN) { 359*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 360*0Sstevel@tonic-gate errno = EINVAL; 361*0Sstevel@tonic-gate return (NULL); 362*0Sstevel@tonic-gate } 363*0Sstevel@tonic-gate break; 364*0Sstevel@tonic-gate 365*0Sstevel@tonic-gate case DEVCTL_CLONE: 366*0Sstevel@tonic-gate /* 367*0Sstevel@tonic-gate * create a device handle for a new device created 368*0Sstevel@tonic-gate * from a call to devctl_bus_dev_create() 369*0Sstevel@tonic-gate */ 370*0Sstevel@tonic-gate dcp->hdltype = DEVCTL_DEVICE; 371*0Sstevel@tonic-gate 372*0Sstevel@tonic-gate /* FALLTHRU */ 373*0Sstevel@tonic-gate 374*0Sstevel@tonic-gate case DEVCTL_DEVICE: 375*0Sstevel@tonic-gate 376*0Sstevel@tonic-gate /* 377*0Sstevel@tonic-gate * Chop up the last device component in the pathname. 378*0Sstevel@tonic-gate * The componets are passed as nodename and unitaddr 379*0Sstevel@tonic-gate * in the IOCTL data for DEVCTL ops on devices. 380*0Sstevel@tonic-gate */ 381*0Sstevel@tonic-gate if ((chop = strrchr(iocpath, '/')) == NULL) { 382*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 383*0Sstevel@tonic-gate errno = EINVAL; 384*0Sstevel@tonic-gate return (NULL); 385*0Sstevel@tonic-gate } 386*0Sstevel@tonic-gate *chop = '\0'; 387*0Sstevel@tonic-gate 388*0Sstevel@tonic-gate nodename = chop + 1; 389*0Sstevel@tonic-gate unitsep = strchr(nodename, '@'); 390*0Sstevel@tonic-gate minorsep = strchr(nodename, ':'); 391*0Sstevel@tonic-gate 392*0Sstevel@tonic-gate if (unitsep == NULL) { 393*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 394*0Sstevel@tonic-gate errno = EINVAL; 395*0Sstevel@tonic-gate return (NULL); 396*0Sstevel@tonic-gate } 397*0Sstevel@tonic-gate 398*0Sstevel@tonic-gate /* 399*0Sstevel@tonic-gate * copy the nodename and unit address 400*0Sstevel@tonic-gate */ 401*0Sstevel@tonic-gate if (((dcp->nodename = malloc(MAXNAMELEN)) == NULL) || 402*0Sstevel@tonic-gate ((dcp->unitaddr = malloc(MAXNAMELEN)) == NULL)) { 403*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 404*0Sstevel@tonic-gate errno = ENOMEM; 405*0Sstevel@tonic-gate return (NULL); 406*0Sstevel@tonic-gate } 407*0Sstevel@tonic-gate *unitsep = '\0'; 408*0Sstevel@tonic-gate if (minorsep != NULL) 409*0Sstevel@tonic-gate *minorsep = '\0'; 410*0Sstevel@tonic-gate (void) snprintf(dcp->nodename, MAXNAMELEN, "%s", nodename); 411*0Sstevel@tonic-gate (void) snprintf(dcp->unitaddr, MAXNAMELEN, "%s", unitsep+1); 412*0Sstevel@tonic-gate 413*0Sstevel@tonic-gate /* 414*0Sstevel@tonic-gate * construct the name of the ioctl device 415*0Sstevel@tonic-gate */ 416*0Sstevel@tonic-gate if (strlcat(iocpath, devctl_minorname, MAXPATHLEN) >= 417*0Sstevel@tonic-gate MAXPATHLEN) { 418*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 419*0Sstevel@tonic-gate errno = EINVAL; 420*0Sstevel@tonic-gate return (NULL); 421*0Sstevel@tonic-gate } 422*0Sstevel@tonic-gate break; 423*0Sstevel@tonic-gate 424*0Sstevel@tonic-gate default: 425*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 426*0Sstevel@tonic-gate errno = EINVAL; 427*0Sstevel@tonic-gate return (NULL); 428*0Sstevel@tonic-gate } 429*0Sstevel@tonic-gate 430*0Sstevel@tonic-gate if (_libdevice_debug) 431*0Sstevel@tonic-gate (void) printf("dc_mkhndl: iocpath %s ", iocpath); 432*0Sstevel@tonic-gate 433*0Sstevel@tonic-gate /* 434*0Sstevel@tonic-gate * verify the devctl or ap device exists and is a 435*0Sstevel@tonic-gate * character device interface. 436*0Sstevel@tonic-gate */ 437*0Sstevel@tonic-gate if (stat(iocpath, &sb) == 0) { 438*0Sstevel@tonic-gate if ((sb.st_mode & S_IFMT) != S_IFCHR) { 439*0Sstevel@tonic-gate if (_libdevice_debug) 440*0Sstevel@tonic-gate (void) printf(" - not character device\n"); 441*0Sstevel@tonic-gate errno = ENODEV; 442*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 443*0Sstevel@tonic-gate return (NULL); 444*0Sstevel@tonic-gate } 445*0Sstevel@tonic-gate } else { 446*0Sstevel@tonic-gate /* 447*0Sstevel@tonic-gate * return failure with errno value set by stat 448*0Sstevel@tonic-gate */ 449*0Sstevel@tonic-gate if (_libdevice_debug) 450*0Sstevel@tonic-gate (void) printf(" - stat failed\n"); 451*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 452*0Sstevel@tonic-gate return (NULL); 453*0Sstevel@tonic-gate } 454*0Sstevel@tonic-gate 455*0Sstevel@tonic-gate /* 456*0Sstevel@tonic-gate * if this was a new device, dup the parents handle, otherwise 457*0Sstevel@tonic-gate * just open the device. 458*0Sstevel@tonic-gate */ 459*0Sstevel@tonic-gate if (type == DEVCTL_CLONE) 460*0Sstevel@tonic-gate dcp->fd = dup(DCP(pc)->fd); 461*0Sstevel@tonic-gate else 462*0Sstevel@tonic-gate dcp->fd = open(iocpath, oflags); 463*0Sstevel@tonic-gate 464*0Sstevel@tonic-gate if (dcp->fd == -1) { 465*0Sstevel@tonic-gate if (_libdevice_debug) 466*0Sstevel@tonic-gate (void) printf(" - open/dup failed %d\n", errno); 467*0Sstevel@tonic-gate /* 468*0Sstevel@tonic-gate * leave errno as set by open/dup 469*0Sstevel@tonic-gate */ 470*0Sstevel@tonic-gate devctl_release((devctl_hdl_t)dcp); 471*0Sstevel@tonic-gate return (NULL); 472*0Sstevel@tonic-gate } 473*0Sstevel@tonic-gate 474*0Sstevel@tonic-gate if (_libdevice_debug) 475*0Sstevel@tonic-gate (void) printf(" - open success\n"); 476*0Sstevel@tonic-gate 477*0Sstevel@tonic-gate return ((devctl_hdl_t)dcp); 478*0Sstevel@tonic-gate } 479*0Sstevel@tonic-gate 480*0Sstevel@tonic-gate /* 481*0Sstevel@tonic-gate * Power up component 0, to level MAXPWR, via a pm_raise_power() call 482*0Sstevel@tonic-gate */ 483*0Sstevel@tonic-gate int 484*0Sstevel@tonic-gate devctl_pm_raisepower(devctl_hdl_t dcp) 485*0Sstevel@tonic-gate { 486*0Sstevel@tonic-gate int rv; 487*0Sstevel@tonic-gate 488*0Sstevel@tonic-gate if (dcp == NULL || (DCP(dcp)->hdltype != DEVCTL_PM_DEV && 489*0Sstevel@tonic-gate DCP(dcp)->hdltype != DEVCTL_PM_BUS)) { 490*0Sstevel@tonic-gate errno = EINVAL; 491*0Sstevel@tonic-gate return (-1); 492*0Sstevel@tonic-gate } 493*0Sstevel@tonic-gate 494*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_PM_RAISE_PWR, 0, DCP(dcp), NULL, NULL); 495*0Sstevel@tonic-gate 496*0Sstevel@tonic-gate if (_libdevice_debug) 497*0Sstevel@tonic-gate (void) printf("devctl_pm_raisepower: %d\n", rv); 498*0Sstevel@tonic-gate 499*0Sstevel@tonic-gate return (rv); 500*0Sstevel@tonic-gate } 501*0Sstevel@tonic-gate 502*0Sstevel@tonic-gate /* 503*0Sstevel@tonic-gate * Power up component 0, to level MAXPWR, via a power_has_changed() call 504*0Sstevel@tonic-gate */ 505*0Sstevel@tonic-gate int 506*0Sstevel@tonic-gate devctl_pm_changepowerhigh(devctl_hdl_t dcp) 507*0Sstevel@tonic-gate { 508*0Sstevel@tonic-gate int rv; 509*0Sstevel@tonic-gate 510*0Sstevel@tonic-gate if (dcp == NULL || (DCP(dcp)->hdltype != DEVCTL_PM_DEV && 511*0Sstevel@tonic-gate DCP(dcp)->hdltype != DEVCTL_PM_BUS)) { 512*0Sstevel@tonic-gate errno = EINVAL; 513*0Sstevel@tonic-gate return (-1); 514*0Sstevel@tonic-gate } 515*0Sstevel@tonic-gate 516*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_PM_CHANGE_PWR_HIGH, 0, DCP(dcp), NULL, NULL); 517*0Sstevel@tonic-gate 518*0Sstevel@tonic-gate if (_libdevice_debug) 519*0Sstevel@tonic-gate (void) printf("devctl_pm_changepowerhigh: %d\n", rv); 520*0Sstevel@tonic-gate 521*0Sstevel@tonic-gate return (rv); 522*0Sstevel@tonic-gate } 523*0Sstevel@tonic-gate 524*0Sstevel@tonic-gate /* 525*0Sstevel@tonic-gate * Power down component 0, to level 0, via a pm_change_power() call 526*0Sstevel@tonic-gate */ 527*0Sstevel@tonic-gate int 528*0Sstevel@tonic-gate devctl_pm_changepowerlow(devctl_hdl_t dcp) 529*0Sstevel@tonic-gate { 530*0Sstevel@tonic-gate int rv; 531*0Sstevel@tonic-gate 532*0Sstevel@tonic-gate if (dcp == NULL || (DCP(dcp)->hdltype != DEVCTL_PM_DEV && 533*0Sstevel@tonic-gate DCP(dcp)->hdltype != DEVCTL_PM_BUS)) { 534*0Sstevel@tonic-gate errno = EINVAL; 535*0Sstevel@tonic-gate return (-1); 536*0Sstevel@tonic-gate } 537*0Sstevel@tonic-gate 538*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_PM_CHANGE_PWR_LOW, 0, DCP(dcp), NULL, NULL); 539*0Sstevel@tonic-gate 540*0Sstevel@tonic-gate if (_libdevice_debug) 541*0Sstevel@tonic-gate (void) printf("devctl_pm_changepowerlow: %d\n", rv); 542*0Sstevel@tonic-gate 543*0Sstevel@tonic-gate return (rv); 544*0Sstevel@tonic-gate } 545*0Sstevel@tonic-gate 546*0Sstevel@tonic-gate /* 547*0Sstevel@tonic-gate * mark component 0 idle 548*0Sstevel@tonic-gate */ 549*0Sstevel@tonic-gate int 550*0Sstevel@tonic-gate devctl_pm_idlecomponent(devctl_hdl_t dcp) 551*0Sstevel@tonic-gate { 552*0Sstevel@tonic-gate int rv; 553*0Sstevel@tonic-gate 554*0Sstevel@tonic-gate if (dcp == NULL || (DCP(dcp)->hdltype != DEVCTL_PM_DEV && 555*0Sstevel@tonic-gate DCP(dcp)->hdltype != DEVCTL_PM_BUS)) { 556*0Sstevel@tonic-gate errno = EINVAL; 557*0Sstevel@tonic-gate return (-1); 558*0Sstevel@tonic-gate } 559*0Sstevel@tonic-gate 560*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_PM_IDLE_COMP, 0, DCP(dcp), NULL, NULL); 561*0Sstevel@tonic-gate 562*0Sstevel@tonic-gate if (_libdevice_debug) 563*0Sstevel@tonic-gate (void) printf("devctl_pm_idlecomponent: %d\n", rv); 564*0Sstevel@tonic-gate 565*0Sstevel@tonic-gate return (rv); 566*0Sstevel@tonic-gate } 567*0Sstevel@tonic-gate 568*0Sstevel@tonic-gate /* 569*0Sstevel@tonic-gate * mark component 0 busy 570*0Sstevel@tonic-gate */ 571*0Sstevel@tonic-gate int 572*0Sstevel@tonic-gate devctl_pm_busycomponent(devctl_hdl_t dcp) 573*0Sstevel@tonic-gate { 574*0Sstevel@tonic-gate int rv; 575*0Sstevel@tonic-gate 576*0Sstevel@tonic-gate if (dcp == NULL || (DCP(dcp)->hdltype != DEVCTL_PM_DEV && 577*0Sstevel@tonic-gate DCP(dcp)->hdltype != DEVCTL_PM_BUS)) { 578*0Sstevel@tonic-gate errno = EINVAL; 579*0Sstevel@tonic-gate return (-1); 580*0Sstevel@tonic-gate } 581*0Sstevel@tonic-gate 582*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_PM_BUSY_COMP, 0, DCP(dcp), NULL, NULL); 583*0Sstevel@tonic-gate 584*0Sstevel@tonic-gate if (_libdevice_debug) 585*0Sstevel@tonic-gate (void) printf("devctl_pm_busycomponent: %d\n", rv); 586*0Sstevel@tonic-gate 587*0Sstevel@tonic-gate return (rv); 588*0Sstevel@tonic-gate } 589*0Sstevel@tonic-gate 590*0Sstevel@tonic-gate /* 591*0Sstevel@tonic-gate * test pm busy state 592*0Sstevel@tonic-gate */ 593*0Sstevel@tonic-gate int 594*0Sstevel@tonic-gate devctl_pm_testbusy(devctl_hdl_t dcp, uint_t *busystate) 595*0Sstevel@tonic-gate { 596*0Sstevel@tonic-gate int rv; 597*0Sstevel@tonic-gate uint_t busy_state = 0; 598*0Sstevel@tonic-gate 599*0Sstevel@tonic-gate if (busystate == NULL) { 600*0Sstevel@tonic-gate errno = EINVAL; 601*0Sstevel@tonic-gate return (-1); 602*0Sstevel@tonic-gate } 603*0Sstevel@tonic-gate 604*0Sstevel@tonic-gate if (dcp == NULL || (DCP(dcp)->hdltype != DEVCTL_PM_DEV && 605*0Sstevel@tonic-gate DCP(dcp)->hdltype != DEVCTL_PM_BUS)) { 606*0Sstevel@tonic-gate errno = EINVAL; 607*0Sstevel@tonic-gate return (-1); 608*0Sstevel@tonic-gate } 609*0Sstevel@tonic-gate 610*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_PM_BUSY_COMP_TEST, 0, DCP(dcp), NULL, 611*0Sstevel@tonic-gate (void *)&busy_state); 612*0Sstevel@tonic-gate 613*0Sstevel@tonic-gate if (rv == -1) 614*0Sstevel@tonic-gate *busystate = 0; 615*0Sstevel@tonic-gate else 616*0Sstevel@tonic-gate *busystate = busy_state; 617*0Sstevel@tonic-gate 618*0Sstevel@tonic-gate if (_libdevice_debug) 619*0Sstevel@tonic-gate (void) printf("devctl_pm_bus_testbusy: rv %d busystate %x\n", 620*0Sstevel@tonic-gate rv, *busystate); 621*0Sstevel@tonic-gate 622*0Sstevel@tonic-gate return (rv); 623*0Sstevel@tonic-gate } 624*0Sstevel@tonic-gate 625*0Sstevel@tonic-gate /* 626*0Sstevel@tonic-gate * set flag to fail DDI_SUSPEND 627*0Sstevel@tonic-gate */ 628*0Sstevel@tonic-gate int 629*0Sstevel@tonic-gate devctl_pm_failsuspend(devctl_hdl_t dcp) 630*0Sstevel@tonic-gate { 631*0Sstevel@tonic-gate int rv; 632*0Sstevel@tonic-gate 633*0Sstevel@tonic-gate if (dcp == NULL || (DCP(dcp)->hdltype != DEVCTL_PM_DEV && 634*0Sstevel@tonic-gate DCP(dcp)->hdltype != DEVCTL_PM_BUS)) { 635*0Sstevel@tonic-gate errno = EINVAL; 636*0Sstevel@tonic-gate return (-1); 637*0Sstevel@tonic-gate } 638*0Sstevel@tonic-gate 639*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_PM_FAIL_SUSPEND, 0, DCP(dcp), NULL, NULL); 640*0Sstevel@tonic-gate 641*0Sstevel@tonic-gate if (_libdevice_debug) 642*0Sstevel@tonic-gate (void) printf("devctl_pm_failsuspend: %d\n", rv); 643*0Sstevel@tonic-gate return (rv); 644*0Sstevel@tonic-gate } 645*0Sstevel@tonic-gate 646*0Sstevel@tonic-gate int 647*0Sstevel@tonic-gate devctl_pm_bus_teststrict(devctl_hdl_t dcp, uint_t *strict) 648*0Sstevel@tonic-gate { 649*0Sstevel@tonic-gate int rv; 650*0Sstevel@tonic-gate uint_t strict_state; 651*0Sstevel@tonic-gate 652*0Sstevel@tonic-gate if (strict == NULL) { 653*0Sstevel@tonic-gate errno = EINVAL; 654*0Sstevel@tonic-gate return (-1); 655*0Sstevel@tonic-gate } 656*0Sstevel@tonic-gate 657*0Sstevel@tonic-gate if (dcp == NULL || (DCP(dcp)->hdltype != DEVCTL_PM_BUS)) { 658*0Sstevel@tonic-gate errno = EINVAL; 659*0Sstevel@tonic-gate return (-1); 660*0Sstevel@tonic-gate } 661*0Sstevel@tonic-gate 662*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_PM_BUS_STRICT_TEST, 0, DCP(dcp), NULL, 663*0Sstevel@tonic-gate (void *)&strict_state); 664*0Sstevel@tonic-gate 665*0Sstevel@tonic-gate if (rv == -1) 666*0Sstevel@tonic-gate *strict = 0; 667*0Sstevel@tonic-gate else 668*0Sstevel@tonic-gate *strict = strict_state; 669*0Sstevel@tonic-gate 670*0Sstevel@tonic-gate if (_libdevice_debug) 671*0Sstevel@tonic-gate (void) printf("devctl_pm_bus_teststrict: rv %d strict %x\n", 672*0Sstevel@tonic-gate rv, *strict); 673*0Sstevel@tonic-gate 674*0Sstevel@tonic-gate return (rv); 675*0Sstevel@tonic-gate } 676*0Sstevel@tonic-gate 677*0Sstevel@tonic-gate /* 678*0Sstevel@tonic-gate * issue prom_printf() call 679*0Sstevel@tonic-gate */ 680*0Sstevel@tonic-gate int 681*0Sstevel@tonic-gate devctl_pm_device_promprintf(devctl_hdl_t dcp) 682*0Sstevel@tonic-gate { 683*0Sstevel@tonic-gate int rv; 684*0Sstevel@tonic-gate 685*0Sstevel@tonic-gate if (dcp == NULL || (DCP(dcp)->hdltype != DEVCTL_PM_DEV && 686*0Sstevel@tonic-gate DCP(dcp)->hdltype != DEVCTL_PM_BUS)) { 687*0Sstevel@tonic-gate errno = EINVAL; 688*0Sstevel@tonic-gate return (-1); 689*0Sstevel@tonic-gate } 690*0Sstevel@tonic-gate 691*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_PM_PROM_PRINTF, 0, DCP(dcp), NULL, NULL); 692*0Sstevel@tonic-gate 693*0Sstevel@tonic-gate if (_libdevice_debug) 694*0Sstevel@tonic-gate (void) printf("devctl_pm_device_promprintf: %d\n", rv); 695*0Sstevel@tonic-gate return (rv); 696*0Sstevel@tonic-gate } 697*0Sstevel@tonic-gate 698*0Sstevel@tonic-gate /* 699*0Sstevel@tonic-gate * set flag to power up the device via 700*0Sstevel@tonic-gate * pm_power_has_changed() calls vs. 701*0Sstevel@tonic-gate * pm_raise_power(), during DDI_RESUME 702*0Sstevel@tonic-gate */ 703*0Sstevel@tonic-gate int 704*0Sstevel@tonic-gate devctl_pm_device_changeonresume(devctl_hdl_t dcp) 705*0Sstevel@tonic-gate { 706*0Sstevel@tonic-gate int rv; 707*0Sstevel@tonic-gate 708*0Sstevel@tonic-gate if (dcp == NULL || (DCP(dcp)->hdltype != DEVCTL_PM_DEV && 709*0Sstevel@tonic-gate DCP(dcp)->hdltype != DEVCTL_PM_BUS)) { 710*0Sstevel@tonic-gate errno = EINVAL; 711*0Sstevel@tonic-gate return (-1); 712*0Sstevel@tonic-gate } 713*0Sstevel@tonic-gate 714*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_PM_PWR_HAS_CHANGED_ON_RESUME, 0, 715*0Sstevel@tonic-gate DCP(dcp), NULL, NULL); 716*0Sstevel@tonic-gate 717*0Sstevel@tonic-gate if (_libdevice_debug) 718*0Sstevel@tonic-gate (void) printf("devctl_pm_device_changeonresume: %d\n", rv); 719*0Sstevel@tonic-gate return (rv); 720*0Sstevel@tonic-gate } 721*0Sstevel@tonic-gate 722*0Sstevel@tonic-gate /* 723*0Sstevel@tonic-gate * issue DEVCTL_PM_NO_LOWER_POWER to clear the LOWER_POWER_FLAG 724*0Sstevel@tonic-gate * flag: pm_lower_power() will not be called on device detach 725*0Sstevel@tonic-gate */ 726*0Sstevel@tonic-gate int 727*0Sstevel@tonic-gate devctl_pm_device_no_lower_power(devctl_hdl_t dcp) 728*0Sstevel@tonic-gate { 729*0Sstevel@tonic-gate int rv; 730*0Sstevel@tonic-gate 731*0Sstevel@tonic-gate if (dcp == NULL || DCP(dcp)->hdltype != DEVCTL_PM_DEV) { 732*0Sstevel@tonic-gate errno = EINVAL; 733*0Sstevel@tonic-gate return (-1); 734*0Sstevel@tonic-gate } 735*0Sstevel@tonic-gate 736*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_PM_NO_LOWER_POWER, 0, DCP(dcp), NULL, NULL); 737*0Sstevel@tonic-gate 738*0Sstevel@tonic-gate if (_libdevice_debug) 739*0Sstevel@tonic-gate (void) printf("devctl_pm_device_no_lower_power: %d\n", rv); 740*0Sstevel@tonic-gate return (rv); 741*0Sstevel@tonic-gate } 742*0Sstevel@tonic-gate 743*0Sstevel@tonic-gate /* 744*0Sstevel@tonic-gate * issue DEVCTL_PM_BUS_NO_INVOL ioctl to set the NO_INVOL_FLAG 745*0Sstevel@tonic-gate * flag: parent driver will mark itself idle twice in 746*0Sstevel@tonic-gate * DDI_CTLOPS_DETACH(POST) 747*0Sstevel@tonic-gate */ 748*0Sstevel@tonic-gate int 749*0Sstevel@tonic-gate devctl_pm_bus_no_invol(devctl_hdl_t dcp) 750*0Sstevel@tonic-gate { 751*0Sstevel@tonic-gate int rv; 752*0Sstevel@tonic-gate 753*0Sstevel@tonic-gate if (dcp == NULL || DCP(dcp)->hdltype != DEVCTL_PM_BUS) { 754*0Sstevel@tonic-gate errno = EINVAL; 755*0Sstevel@tonic-gate return (-1); 756*0Sstevel@tonic-gate } 757*0Sstevel@tonic-gate 758*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_PM_BUS_NO_INVOL, 0, DCP(dcp), NULL, NULL); 759*0Sstevel@tonic-gate 760*0Sstevel@tonic-gate if (_libdevice_debug) 761*0Sstevel@tonic-gate (void) printf("devctl_pm_bus_no_invol: %d\n", rv); 762*0Sstevel@tonic-gate return (rv); 763*0Sstevel@tonic-gate } 764*0Sstevel@tonic-gate 765*0Sstevel@tonic-gate /* 766*0Sstevel@tonic-gate * Place the device ONLINE 767*0Sstevel@tonic-gate */ 768*0Sstevel@tonic-gate int 769*0Sstevel@tonic-gate devctl_device_online(devctl_hdl_t dcp) 770*0Sstevel@tonic-gate { 771*0Sstevel@tonic-gate int rv; 772*0Sstevel@tonic-gate 773*0Sstevel@tonic-gate if (dcp == NULL || DCP(dcp)->hdltype != DEVCTL_DEVICE) { 774*0Sstevel@tonic-gate errno = EINVAL; 775*0Sstevel@tonic-gate return (-1); 776*0Sstevel@tonic-gate } 777*0Sstevel@tonic-gate 778*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_DEVICE_ONLINE, 0, DCP(dcp), NULL, NULL); 779*0Sstevel@tonic-gate 780*0Sstevel@tonic-gate if (_libdevice_debug) 781*0Sstevel@tonic-gate (void) printf("devctl_device_online: %d\n", rv); 782*0Sstevel@tonic-gate 783*0Sstevel@tonic-gate return (rv); 784*0Sstevel@tonic-gate } 785*0Sstevel@tonic-gate 786*0Sstevel@tonic-gate /* 787*0Sstevel@tonic-gate * take device OFFLINE 788*0Sstevel@tonic-gate */ 789*0Sstevel@tonic-gate int 790*0Sstevel@tonic-gate devctl_device_offline(devctl_hdl_t dcp) 791*0Sstevel@tonic-gate { 792*0Sstevel@tonic-gate int rv; 793*0Sstevel@tonic-gate 794*0Sstevel@tonic-gate if (dcp == NULL || DCP(dcp)->hdltype != DEVCTL_DEVICE) { 795*0Sstevel@tonic-gate errno = EINVAL; 796*0Sstevel@tonic-gate return (-1); 797*0Sstevel@tonic-gate } 798*0Sstevel@tonic-gate 799*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_DEVICE_OFFLINE, 0, DCP(dcp), NULL, NULL); 800*0Sstevel@tonic-gate 801*0Sstevel@tonic-gate if (_libdevice_debug) 802*0Sstevel@tonic-gate (void) printf("devctl_device_offline: %d\n", rv); 803*0Sstevel@tonic-gate 804*0Sstevel@tonic-gate return (rv); 805*0Sstevel@tonic-gate } 806*0Sstevel@tonic-gate 807*0Sstevel@tonic-gate /* 808*0Sstevel@tonic-gate * take the device OFFLINE and remove its dev_info node 809*0Sstevel@tonic-gate */ 810*0Sstevel@tonic-gate int 811*0Sstevel@tonic-gate devctl_device_remove(devctl_hdl_t dcp) 812*0Sstevel@tonic-gate { 813*0Sstevel@tonic-gate int rv; 814*0Sstevel@tonic-gate 815*0Sstevel@tonic-gate if (dcp == NULL || DCP(dcp)->hdltype != DEVCTL_DEVICE) { 816*0Sstevel@tonic-gate errno = EINVAL; 817*0Sstevel@tonic-gate return (-1); 818*0Sstevel@tonic-gate } 819*0Sstevel@tonic-gate 820*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_DEVICE_REMOVE, 0, DCP(dcp), NULL, NULL); 821*0Sstevel@tonic-gate 822*0Sstevel@tonic-gate if (_libdevice_debug) 823*0Sstevel@tonic-gate (void) printf("devctl_device_remove: %d\n", rv); 824*0Sstevel@tonic-gate 825*0Sstevel@tonic-gate return (rv); 826*0Sstevel@tonic-gate } 827*0Sstevel@tonic-gate 828*0Sstevel@tonic-gate 829*0Sstevel@tonic-gate /* 830*0Sstevel@tonic-gate * QUIESCE the bus 831*0Sstevel@tonic-gate */ 832*0Sstevel@tonic-gate int 833*0Sstevel@tonic-gate devctl_bus_quiesce(devctl_hdl_t dcp) 834*0Sstevel@tonic-gate { 835*0Sstevel@tonic-gate int rv; 836*0Sstevel@tonic-gate 837*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_BUS_QUIESCE, 0, DCP(dcp), NULL, NULL); 838*0Sstevel@tonic-gate 839*0Sstevel@tonic-gate if (_libdevice_debug) 840*0Sstevel@tonic-gate (void) printf("devctl_bus_quiesce: %d\n", rv); 841*0Sstevel@tonic-gate 842*0Sstevel@tonic-gate return (rv); 843*0Sstevel@tonic-gate } 844*0Sstevel@tonic-gate 845*0Sstevel@tonic-gate int 846*0Sstevel@tonic-gate devctl_bus_unquiesce(devctl_hdl_t dcp) 847*0Sstevel@tonic-gate { 848*0Sstevel@tonic-gate int rv; 849*0Sstevel@tonic-gate 850*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_BUS_UNQUIESCE, 0, DCP(dcp), NULL, NULL); 851*0Sstevel@tonic-gate 852*0Sstevel@tonic-gate if (_libdevice_debug) 853*0Sstevel@tonic-gate (void) printf("devctl_bus_unquiesce: %d\n", rv); 854*0Sstevel@tonic-gate 855*0Sstevel@tonic-gate return (rv); 856*0Sstevel@tonic-gate } 857*0Sstevel@tonic-gate 858*0Sstevel@tonic-gate int 859*0Sstevel@tonic-gate devctl_bus_reset(devctl_hdl_t dcp) 860*0Sstevel@tonic-gate { 861*0Sstevel@tonic-gate int rv; 862*0Sstevel@tonic-gate 863*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_BUS_RESET, 0, DCP(dcp), NULL, NULL); 864*0Sstevel@tonic-gate 865*0Sstevel@tonic-gate if (_libdevice_debug) 866*0Sstevel@tonic-gate (void) printf("devctl_bus_reset: %d\n", rv); 867*0Sstevel@tonic-gate 868*0Sstevel@tonic-gate return (rv); 869*0Sstevel@tonic-gate } 870*0Sstevel@tonic-gate 871*0Sstevel@tonic-gate int 872*0Sstevel@tonic-gate devctl_bus_resetall(devctl_hdl_t dcp) 873*0Sstevel@tonic-gate { 874*0Sstevel@tonic-gate int rv; 875*0Sstevel@tonic-gate 876*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_BUS_RESETALL, 0, DCP(dcp), NULL, NULL); 877*0Sstevel@tonic-gate 878*0Sstevel@tonic-gate if (_libdevice_debug) 879*0Sstevel@tonic-gate (void) printf("devctl_bus_resetall: %d\n", rv); 880*0Sstevel@tonic-gate 881*0Sstevel@tonic-gate return (rv); 882*0Sstevel@tonic-gate } 883*0Sstevel@tonic-gate 884*0Sstevel@tonic-gate int 885*0Sstevel@tonic-gate devctl_device_reset(devctl_hdl_t dcp) 886*0Sstevel@tonic-gate { 887*0Sstevel@tonic-gate int rv; 888*0Sstevel@tonic-gate 889*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_DEVICE_RESET, 0, DCP(dcp), NULL, NULL); 890*0Sstevel@tonic-gate 891*0Sstevel@tonic-gate if (_libdevice_debug) 892*0Sstevel@tonic-gate (void) printf("devctl_device_reset: %d\n", rv); 893*0Sstevel@tonic-gate 894*0Sstevel@tonic-gate return (rv); 895*0Sstevel@tonic-gate } 896*0Sstevel@tonic-gate 897*0Sstevel@tonic-gate int 898*0Sstevel@tonic-gate devctl_device_getstate(devctl_hdl_t dcp, uint_t *devstate) 899*0Sstevel@tonic-gate { 900*0Sstevel@tonic-gate int rv; 901*0Sstevel@tonic-gate uint_t device_state; 902*0Sstevel@tonic-gate 903*0Sstevel@tonic-gate if (devstate == NULL) { 904*0Sstevel@tonic-gate errno = EINVAL; 905*0Sstevel@tonic-gate return (-1); 906*0Sstevel@tonic-gate } 907*0Sstevel@tonic-gate 908*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_DEVICE_GETSTATE, 0, DCP(dcp), NULL, 909*0Sstevel@tonic-gate (void *)&device_state); 910*0Sstevel@tonic-gate 911*0Sstevel@tonic-gate if (rv == -1) 912*0Sstevel@tonic-gate *devstate = 0; 913*0Sstevel@tonic-gate else 914*0Sstevel@tonic-gate *devstate = device_state; 915*0Sstevel@tonic-gate 916*0Sstevel@tonic-gate if (_libdevice_debug) 917*0Sstevel@tonic-gate (void) printf("devctl_device_getstate: rv %d state %x\n", 918*0Sstevel@tonic-gate rv, *devstate); 919*0Sstevel@tonic-gate 920*0Sstevel@tonic-gate return (rv); 921*0Sstevel@tonic-gate } 922*0Sstevel@tonic-gate 923*0Sstevel@tonic-gate int 924*0Sstevel@tonic-gate devctl_bus_getstate(devctl_hdl_t dcp, uint_t *devstate) 925*0Sstevel@tonic-gate { 926*0Sstevel@tonic-gate int rv; 927*0Sstevel@tonic-gate uint_t device_state; 928*0Sstevel@tonic-gate 929*0Sstevel@tonic-gate if (devstate == NULL) { 930*0Sstevel@tonic-gate errno = EINVAL; 931*0Sstevel@tonic-gate return (-1); 932*0Sstevel@tonic-gate } 933*0Sstevel@tonic-gate 934*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_BUS_GETSTATE, 0, DCP(dcp), NULL, 935*0Sstevel@tonic-gate (void *)&device_state); 936*0Sstevel@tonic-gate 937*0Sstevel@tonic-gate if (rv == -1) 938*0Sstevel@tonic-gate *devstate = 0; 939*0Sstevel@tonic-gate else 940*0Sstevel@tonic-gate *devstate = device_state; 941*0Sstevel@tonic-gate 942*0Sstevel@tonic-gate if (_libdevice_debug) 943*0Sstevel@tonic-gate (void) printf("devctl_bus_getstate: rv %d, state %x\n", 944*0Sstevel@tonic-gate rv, *devstate); 945*0Sstevel@tonic-gate 946*0Sstevel@tonic-gate return (rv); 947*0Sstevel@tonic-gate } 948*0Sstevel@tonic-gate 949*0Sstevel@tonic-gate int 950*0Sstevel@tonic-gate devctl_bus_configure(devctl_hdl_t dcp) 951*0Sstevel@tonic-gate { 952*0Sstevel@tonic-gate int rv; 953*0Sstevel@tonic-gate 954*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_BUS_CONFIGURE, 0, DCP(dcp), NULL, NULL); 955*0Sstevel@tonic-gate 956*0Sstevel@tonic-gate if (_libdevice_debug) 957*0Sstevel@tonic-gate (void) printf("devctl_bus_configure: %d\n", rv); 958*0Sstevel@tonic-gate 959*0Sstevel@tonic-gate return (rv); 960*0Sstevel@tonic-gate } 961*0Sstevel@tonic-gate 962*0Sstevel@tonic-gate int 963*0Sstevel@tonic-gate devctl_bus_unconfigure(devctl_hdl_t dcp) 964*0Sstevel@tonic-gate { 965*0Sstevel@tonic-gate int rv; 966*0Sstevel@tonic-gate 967*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_BUS_UNCONFIGURE, 0, DCP(dcp), NULL, NULL); 968*0Sstevel@tonic-gate 969*0Sstevel@tonic-gate if (_libdevice_debug) 970*0Sstevel@tonic-gate (void) printf("devctl_bus_unconfigure: %d\n", rv); 971*0Sstevel@tonic-gate 972*0Sstevel@tonic-gate return (rv); 973*0Sstevel@tonic-gate } 974*0Sstevel@tonic-gate 975*0Sstevel@tonic-gate /* 976*0Sstevel@tonic-gate * devctl_bus_dev_create() - create a new child device 977*0Sstevel@tonic-gate * Attempt to construct and attach a new child device below a 978*0Sstevel@tonic-gate * bus nexus (dcp). The device is defined using the devctl_ddef_*() 979*0Sstevel@tonic-gate * routines to specify the set of bus-specific properties required 980*0Sstevel@tonic-gate * to initalize and attach the device. 981*0Sstevel@tonic-gate */ 982*0Sstevel@tonic-gate int 983*0Sstevel@tonic-gate devctl_bus_dev_create(devctl_hdl_t dcp, devctl_ddef_t ddef_hdl, 984*0Sstevel@tonic-gate uint_t flags, devctl_hdl_t *new_dcp) 985*0Sstevel@tonic-gate { 986*0Sstevel@tonic-gate char devname[MAXNAMELEN]; 987*0Sstevel@tonic-gate char devpath[MAXPATHLEN]; 988*0Sstevel@tonic-gate int rv = 0; 989*0Sstevel@tonic-gate 990*0Sstevel@tonic-gate if (dcp == NULL || ddef_hdl == NULL) { 991*0Sstevel@tonic-gate errno = EINVAL; 992*0Sstevel@tonic-gate return (-1); 993*0Sstevel@tonic-gate } 994*0Sstevel@tonic-gate 995*0Sstevel@tonic-gate (void) memset(devname, 0, sizeof (devname)); 996*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_BUS_DEV_CREATE, flags, DCP(dcp), 997*0Sstevel@tonic-gate (nvlist_t *)ddef_hdl, devname); 998*0Sstevel@tonic-gate 999*0Sstevel@tonic-gate /* 1000*0Sstevel@tonic-gate * construct a device handle for the new device 1001*0Sstevel@tonic-gate */ 1002*0Sstevel@tonic-gate if ((rv == 0) && (new_dcp != NULL)) { 1003*0Sstevel@tonic-gate char *minorname, *lastslash; 1004*0Sstevel@tonic-gate 1005*0Sstevel@tonic-gate (void) memset(devpath, 0, sizeof (devpath)); 1006*0Sstevel@tonic-gate (void) strcat(devpath, DCP(dcp)->opath); 1007*0Sstevel@tonic-gate 1008*0Sstevel@tonic-gate /* 1009*0Sstevel@tonic-gate * Take the pathname of the parent device, chop off 1010*0Sstevel@tonic-gate * any minor name info, and append the name@addr of 1011*0Sstevel@tonic-gate * the new child device. 1012*0Sstevel@tonic-gate * Call dc_mkhndl() with this constructed path and 1013*0Sstevel@tonic-gate * the CLONE handle type to create a new handle which 1014*0Sstevel@tonic-gate * references the new child device. 1015*0Sstevel@tonic-gate */ 1016*0Sstevel@tonic-gate lastslash = strrchr(devpath, '/'); 1017*0Sstevel@tonic-gate if (*(lastslash + 1) == '\0') { 1018*0Sstevel@tonic-gate *lastslash = '\0'; 1019*0Sstevel@tonic-gate } else { 1020*0Sstevel@tonic-gate if ((minorname = strchr(lastslash, ':')) != NULL) 1021*0Sstevel@tonic-gate *minorname = '\0'; 1022*0Sstevel@tonic-gate } 1023*0Sstevel@tonic-gate (void) strcat(devpath, "/"); 1024*0Sstevel@tonic-gate (void) strlcat(devpath, devname, MAXPATHLEN); 1025*0Sstevel@tonic-gate *new_dcp = dc_mkhndl(DEVCTL_CLONE, devpath, 0, dcp); 1026*0Sstevel@tonic-gate if (*new_dcp == NULL) 1027*0Sstevel@tonic-gate rv = -1; 1028*0Sstevel@tonic-gate } 1029*0Sstevel@tonic-gate 1030*0Sstevel@tonic-gate return (rv); 1031*0Sstevel@tonic-gate } 1032*0Sstevel@tonic-gate 1033*0Sstevel@tonic-gate int 1034*0Sstevel@tonic-gate devctl_ap_connect(devctl_hdl_t dcp, nvlist_t *ap_data) 1035*0Sstevel@tonic-gate { 1036*0Sstevel@tonic-gate int rv; 1037*0Sstevel@tonic-gate 1038*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_AP_CONNECT, 0, DCP(dcp), ap_data, NULL); 1039*0Sstevel@tonic-gate 1040*0Sstevel@tonic-gate if (_libdevice_debug) 1041*0Sstevel@tonic-gate (void) printf("devctl_ap_connect: %d\n", rv); 1042*0Sstevel@tonic-gate 1043*0Sstevel@tonic-gate return (rv); 1044*0Sstevel@tonic-gate } 1045*0Sstevel@tonic-gate 1046*0Sstevel@tonic-gate int 1047*0Sstevel@tonic-gate devctl_ap_disconnect(devctl_hdl_t dcp, nvlist_t *ap_data) 1048*0Sstevel@tonic-gate { 1049*0Sstevel@tonic-gate int rv; 1050*0Sstevel@tonic-gate 1051*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_AP_DISCONNECT, 0, DCP(dcp), ap_data, NULL); 1052*0Sstevel@tonic-gate 1053*0Sstevel@tonic-gate if (_libdevice_debug) 1054*0Sstevel@tonic-gate (void) printf("devctl_ap_disconnect: %d\n", rv); 1055*0Sstevel@tonic-gate 1056*0Sstevel@tonic-gate return (rv); 1057*0Sstevel@tonic-gate } 1058*0Sstevel@tonic-gate 1059*0Sstevel@tonic-gate int 1060*0Sstevel@tonic-gate devctl_ap_insert(devctl_hdl_t dcp, nvlist_t *ap_data) 1061*0Sstevel@tonic-gate { 1062*0Sstevel@tonic-gate int rv; 1063*0Sstevel@tonic-gate 1064*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_AP_INSERT, 0, DCP(dcp), ap_data, NULL); 1065*0Sstevel@tonic-gate 1066*0Sstevel@tonic-gate if (_libdevice_debug) 1067*0Sstevel@tonic-gate (void) printf("devctl_ap_insert: %d\n", rv); 1068*0Sstevel@tonic-gate 1069*0Sstevel@tonic-gate return (rv); 1070*0Sstevel@tonic-gate } 1071*0Sstevel@tonic-gate 1072*0Sstevel@tonic-gate int 1073*0Sstevel@tonic-gate devctl_ap_remove(devctl_hdl_t dcp, nvlist_t *ap_data) 1074*0Sstevel@tonic-gate { 1075*0Sstevel@tonic-gate int rv; 1076*0Sstevel@tonic-gate 1077*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_AP_REMOVE, 0, DCP(dcp), ap_data, NULL); 1078*0Sstevel@tonic-gate 1079*0Sstevel@tonic-gate if (_libdevice_debug) 1080*0Sstevel@tonic-gate (void) printf("devctl_ap_remove: %d\n", rv); 1081*0Sstevel@tonic-gate 1082*0Sstevel@tonic-gate return (rv); 1083*0Sstevel@tonic-gate } 1084*0Sstevel@tonic-gate 1085*0Sstevel@tonic-gate int 1086*0Sstevel@tonic-gate devctl_ap_configure(devctl_hdl_t dcp, nvlist_t *ap_data) 1087*0Sstevel@tonic-gate { 1088*0Sstevel@tonic-gate int rv; 1089*0Sstevel@tonic-gate 1090*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_AP_CONFIGURE, 0, DCP(dcp), ap_data, NULL); 1091*0Sstevel@tonic-gate 1092*0Sstevel@tonic-gate if (_libdevice_debug) 1093*0Sstevel@tonic-gate (void) printf("devctl_ap_configure: %d\n", rv); 1094*0Sstevel@tonic-gate 1095*0Sstevel@tonic-gate return (rv); 1096*0Sstevel@tonic-gate } 1097*0Sstevel@tonic-gate 1098*0Sstevel@tonic-gate int 1099*0Sstevel@tonic-gate devctl_ap_unconfigure(devctl_hdl_t dcp, nvlist_t *ap_data) 1100*0Sstevel@tonic-gate { 1101*0Sstevel@tonic-gate int rv; 1102*0Sstevel@tonic-gate 1103*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_AP_UNCONFIGURE, 0, DCP(dcp), ap_data, NULL); 1104*0Sstevel@tonic-gate 1105*0Sstevel@tonic-gate if (_libdevice_debug) 1106*0Sstevel@tonic-gate (void) printf("devctl_ap_unconfigure: %d\n", rv); 1107*0Sstevel@tonic-gate 1108*0Sstevel@tonic-gate return (rv); 1109*0Sstevel@tonic-gate } 1110*0Sstevel@tonic-gate 1111*0Sstevel@tonic-gate int 1112*0Sstevel@tonic-gate devctl_ap_getstate(devctl_hdl_t dcp, nvlist_t *ap_data, 1113*0Sstevel@tonic-gate devctl_ap_state_t *apstate) 1114*0Sstevel@tonic-gate { 1115*0Sstevel@tonic-gate int rv; 1116*0Sstevel@tonic-gate devctl_ap_state_t ap_state; 1117*0Sstevel@tonic-gate 1118*0Sstevel@tonic-gate rv = dc_cmd(DEVCTL_AP_GETSTATE, 0, DCP(dcp), ap_data, 1119*0Sstevel@tonic-gate (void *)&ap_state); 1120*0Sstevel@tonic-gate 1121*0Sstevel@tonic-gate if (rv == -1) 1122*0Sstevel@tonic-gate (void) memset(apstate, 0, sizeof (struct devctl_ap_state)); 1123*0Sstevel@tonic-gate else 1124*0Sstevel@tonic-gate *apstate = ap_state; 1125*0Sstevel@tonic-gate 1126*0Sstevel@tonic-gate if (_libdevice_debug) 1127*0Sstevel@tonic-gate (void) printf("devctl_ap_getstate: %d\n", rv); 1128*0Sstevel@tonic-gate 1129*0Sstevel@tonic-gate return (rv); 1130*0Sstevel@tonic-gate } 1131*0Sstevel@tonic-gate 1132*0Sstevel@tonic-gate /* 1133*0Sstevel@tonic-gate * Allocate a device 'definition' handle, in reality a list of 1134*0Sstevel@tonic-gate * nvpair data. 1135*0Sstevel@tonic-gate */ 1136*0Sstevel@tonic-gate /* ARGSUSED */ 1137*0Sstevel@tonic-gate devctl_ddef_t 1138*0Sstevel@tonic-gate devctl_ddef_alloc(char *nodename, int flags) 1139*0Sstevel@tonic-gate { 1140*0Sstevel@tonic-gate 1141*0Sstevel@tonic-gate nvlist_t *nvlp; 1142*0Sstevel@tonic-gate 1143*0Sstevel@tonic-gate if ((nodename == NULL) || *nodename == '\0') { 1144*0Sstevel@tonic-gate errno = EINVAL; 1145*0Sstevel@tonic-gate return (NULL); 1146*0Sstevel@tonic-gate } 1147*0Sstevel@tonic-gate 1148*0Sstevel@tonic-gate /* 1149*0Sstevel@tonic-gate * allocate nvlist structure which is returned as an 1150*0Sstevel@tonic-gate * opaque handle to the caller. If this fails, return 1151*0Sstevel@tonic-gate * NULL with errno left set to the value 1152*0Sstevel@tonic-gate */ 1153*0Sstevel@tonic-gate if (nvlist_alloc(&nvlp, NV_UNIQUE_NAME_TYPE, 0) != 0) { 1154*0Sstevel@tonic-gate errno = ENOMEM; 1155*0Sstevel@tonic-gate return (NULL); 1156*0Sstevel@tonic-gate } 1157*0Sstevel@tonic-gate 1158*0Sstevel@tonic-gate /* 1159*0Sstevel@tonic-gate * add the nodename of the new device to the list 1160*0Sstevel@tonic-gate */ 1161*0Sstevel@tonic-gate if (nvlist_add_string(nvlp, DC_DEVI_NODENAME, nodename) != 0) { 1162*0Sstevel@tonic-gate nvlist_free(nvlp); 1163*0Sstevel@tonic-gate errno = ENOMEM; 1164*0Sstevel@tonic-gate return (NULL); 1165*0Sstevel@tonic-gate } 1166*0Sstevel@tonic-gate 1167*0Sstevel@tonic-gate if (_libdevice_debug) 1168*0Sstevel@tonic-gate (void) printf("devctl_ddef_alloc: node %s nvp %p\n", nodename, 1169*0Sstevel@tonic-gate (void *)nvlp); 1170*0Sstevel@tonic-gate 1171*0Sstevel@tonic-gate return ((devctl_ddef_t)nvlp); 1172*0Sstevel@tonic-gate } 1173*0Sstevel@tonic-gate 1174*0Sstevel@tonic-gate /* 1175*0Sstevel@tonic-gate * free the definition handle 1176*0Sstevel@tonic-gate */ 1177*0Sstevel@tonic-gate void 1178*0Sstevel@tonic-gate devctl_ddef_free(devctl_ddef_t ddef_hdl) 1179*0Sstevel@tonic-gate { 1180*0Sstevel@tonic-gate if (_libdevice_debug) 1181*0Sstevel@tonic-gate (void) printf("devctl_ddef_free: nvp %p\n", (void *)ddef_hdl); 1182*0Sstevel@tonic-gate 1183*0Sstevel@tonic-gate if (ddef_hdl != NULL) { 1184*0Sstevel@tonic-gate nvlist_free((nvlist_t *)ddef_hdl); 1185*0Sstevel@tonic-gate } 1186*0Sstevel@tonic-gate } 1187*0Sstevel@tonic-gate 1188*0Sstevel@tonic-gate /* 1189*0Sstevel@tonic-gate * define an integer property 1190*0Sstevel@tonic-gate */ 1191*0Sstevel@tonic-gate int 1192*0Sstevel@tonic-gate devctl_ddef_int(devctl_ddef_t ddef_hdl, char *name, int32_t value) 1193*0Sstevel@tonic-gate { 1194*0Sstevel@tonic-gate 1195*0Sstevel@tonic-gate int rv; 1196*0Sstevel@tonic-gate 1197*0Sstevel@tonic-gate if (ddef_hdl == NULL || name == NULL || *name == '\0') { 1198*0Sstevel@tonic-gate errno = EINVAL; 1199*0Sstevel@tonic-gate return (-1); 1200*0Sstevel@tonic-gate } 1201*0Sstevel@tonic-gate 1202*0Sstevel@tonic-gate rv = nvlist_add_int32((nvlist_t *)ddef_hdl, name, value); 1203*0Sstevel@tonic-gate 1204*0Sstevel@tonic-gate if (_libdevice_debug) 1205*0Sstevel@tonic-gate (void) printf("devctl_ddef_int: rv %d nvp %p name %s val %d\n", 1206*0Sstevel@tonic-gate rv, (void *)ddef_hdl, name, value); 1207*0Sstevel@tonic-gate 1208*0Sstevel@tonic-gate return (rv); 1209*0Sstevel@tonic-gate } 1210*0Sstevel@tonic-gate 1211*0Sstevel@tonic-gate /* 1212*0Sstevel@tonic-gate * define an integer array property 1213*0Sstevel@tonic-gate */ 1214*0Sstevel@tonic-gate int 1215*0Sstevel@tonic-gate devctl_ddef_int_array(devctl_ddef_t ddef_hdl, char *name, int nelements, 1216*0Sstevel@tonic-gate int32_t *value) 1217*0Sstevel@tonic-gate { 1218*0Sstevel@tonic-gate int rv, i; 1219*0Sstevel@tonic-gate 1220*0Sstevel@tonic-gate if (ddef_hdl == NULL || name == NULL || *name == '\0') { 1221*0Sstevel@tonic-gate errno = EINVAL; 1222*0Sstevel@tonic-gate return (-1); 1223*0Sstevel@tonic-gate } 1224*0Sstevel@tonic-gate 1225*0Sstevel@tonic-gate rv = nvlist_add_int32_array((nvlist_t *)ddef_hdl, name, value, 1226*0Sstevel@tonic-gate nelements); 1227*0Sstevel@tonic-gate 1228*0Sstevel@tonic-gate if (_libdevice_debug) { 1229*0Sstevel@tonic-gate (void) printf("devctl_ddef_int_array: rv %d nvp %p name %s: ", 1230*0Sstevel@tonic-gate rv, (void *)ddef_hdl, name); 1231*0Sstevel@tonic-gate for (i = 0; i < nelements; i++) 1232*0Sstevel@tonic-gate (void) printf("0x%x ", value[i]); 1233*0Sstevel@tonic-gate (void) printf("\n"); 1234*0Sstevel@tonic-gate } 1235*0Sstevel@tonic-gate 1236*0Sstevel@tonic-gate return (rv); 1237*0Sstevel@tonic-gate } 1238*0Sstevel@tonic-gate 1239*0Sstevel@tonic-gate /* 1240*0Sstevel@tonic-gate * define a string property 1241*0Sstevel@tonic-gate */ 1242*0Sstevel@tonic-gate int 1243*0Sstevel@tonic-gate devctl_ddef_string(devctl_ddef_t ddef_hdl, char *name, char *value) 1244*0Sstevel@tonic-gate { 1245*0Sstevel@tonic-gate int rv; 1246*0Sstevel@tonic-gate 1247*0Sstevel@tonic-gate if (ddef_hdl == NULL || name == NULL || *name == '\0') { 1248*0Sstevel@tonic-gate errno = EINVAL; 1249*0Sstevel@tonic-gate return (-1); 1250*0Sstevel@tonic-gate } 1251*0Sstevel@tonic-gate 1252*0Sstevel@tonic-gate rv = nvlist_add_string((nvlist_t *)ddef_hdl, name, value); 1253*0Sstevel@tonic-gate 1254*0Sstevel@tonic-gate if (_libdevice_debug) 1255*0Sstevel@tonic-gate (void) printf("devctl_ddef_string: rv %d nvp %p %s=\"%s\"\n", 1256*0Sstevel@tonic-gate rv, (void *)ddef_hdl, name, value); 1257*0Sstevel@tonic-gate 1258*0Sstevel@tonic-gate return (rv); 1259*0Sstevel@tonic-gate } 1260*0Sstevel@tonic-gate 1261*0Sstevel@tonic-gate /* 1262*0Sstevel@tonic-gate * define a string array property 1263*0Sstevel@tonic-gate */ 1264*0Sstevel@tonic-gate int 1265*0Sstevel@tonic-gate devctl_ddef_string_array(devctl_ddef_t ddef_hdl, char *name, int nelements, 1266*0Sstevel@tonic-gate char **value) 1267*0Sstevel@tonic-gate { 1268*0Sstevel@tonic-gate int rv, i; 1269*0Sstevel@tonic-gate 1270*0Sstevel@tonic-gate if (ddef_hdl == NULL || name == NULL || *name == '\0') { 1271*0Sstevel@tonic-gate errno = EINVAL; 1272*0Sstevel@tonic-gate return (-1); 1273*0Sstevel@tonic-gate } 1274*0Sstevel@tonic-gate 1275*0Sstevel@tonic-gate rv = nvlist_add_string_array((nvlist_t *)ddef_hdl, name, 1276*0Sstevel@tonic-gate value, nelements); 1277*0Sstevel@tonic-gate 1278*0Sstevel@tonic-gate if (_libdevice_debug) { 1279*0Sstevel@tonic-gate (void) printf("devctl_ddef_string_array: rv %d nvp %p " 1280*0Sstevel@tonic-gate "name %s:\n", rv, (void *)ddef_hdl, name); 1281*0Sstevel@tonic-gate for (i = 0; i < nelements; i++) 1282*0Sstevel@tonic-gate (void) printf("\t%d: \"%s\"\n", i, value[i]); 1283*0Sstevel@tonic-gate } 1284*0Sstevel@tonic-gate return (rv); 1285*0Sstevel@tonic-gate } 1286*0Sstevel@tonic-gate 1287*0Sstevel@tonic-gate /* 1288*0Sstevel@tonic-gate * define a byte array property 1289*0Sstevel@tonic-gate */ 1290*0Sstevel@tonic-gate int 1291*0Sstevel@tonic-gate devctl_ddef_byte_array(devctl_ddef_t ddef_hdl, char *name, int nelements, 1292*0Sstevel@tonic-gate uchar_t *value) 1293*0Sstevel@tonic-gate { 1294*0Sstevel@tonic-gate int rv; 1295*0Sstevel@tonic-gate 1296*0Sstevel@tonic-gate if (ddef_hdl == NULL || name == NULL || *name == '\0') { 1297*0Sstevel@tonic-gate errno = EINVAL; 1298*0Sstevel@tonic-gate return (-1); 1299*0Sstevel@tonic-gate } 1300*0Sstevel@tonic-gate 1301*0Sstevel@tonic-gate rv = nvlist_add_byte_array((nvlist_t *)ddef_hdl, name, value, 1302*0Sstevel@tonic-gate nelements); 1303*0Sstevel@tonic-gate 1304*0Sstevel@tonic-gate return (rv); 1305*0Sstevel@tonic-gate } 1306*0Sstevel@tonic-gate 1307*0Sstevel@tonic-gate /* 1308*0Sstevel@tonic-gate * return the pathname which was used to acquire the handle 1309*0Sstevel@tonic-gate */ 1310*0Sstevel@tonic-gate char * 1311*0Sstevel@tonic-gate devctl_get_pathname(devctl_hdl_t dcp, char *pathbuf, size_t bufsz) 1312*0Sstevel@tonic-gate { 1313*0Sstevel@tonic-gate if (dcp == NULL || pathbuf == NULL || bufsz == 0) { 1314*0Sstevel@tonic-gate errno = EINVAL; 1315*0Sstevel@tonic-gate return (NULL); 1316*0Sstevel@tonic-gate } 1317*0Sstevel@tonic-gate 1318*0Sstevel@tonic-gate (void) snprintf(pathbuf, bufsz, "%s", DCP(dcp)->opath); 1319*0Sstevel@tonic-gate return (pathbuf); 1320*0Sstevel@tonic-gate } 1321*0Sstevel@tonic-gate 1322*0Sstevel@tonic-gate 1323*0Sstevel@tonic-gate /* 1324*0Sstevel@tonic-gate * execute the IOCTL request 1325*0Sstevel@tonic-gate */ 1326*0Sstevel@tonic-gate static int 1327*0Sstevel@tonic-gate dc_cmd(uint_t cmd, uint_t flags, struct devctl_hdl *dcp, nvlist_t *ulp, 1328*0Sstevel@tonic-gate void *retinfo) 1329*0Sstevel@tonic-gate { 1330*0Sstevel@tonic-gate struct devctl_iocdata iocdata; 1331*0Sstevel@tonic-gate int rv = 0; 1332*0Sstevel@tonic-gate 1333*0Sstevel@tonic-gate if (_libdevice_debug) 1334*0Sstevel@tonic-gate (void) printf("dc_cmd: %x dcp %p ulp %p flags %x rv %p\n", cmd, 1335*0Sstevel@tonic-gate (void *)dcp, (void *)ulp, flags, retinfo); 1336*0Sstevel@tonic-gate 1337*0Sstevel@tonic-gate if ((dcp == NULL) || (DCP(dcp)->fd == -1)) { 1338*0Sstevel@tonic-gate errno = EINVAL; 1339*0Sstevel@tonic-gate return (-1); 1340*0Sstevel@tonic-gate } 1341*0Sstevel@tonic-gate 1342*0Sstevel@tonic-gate (void) memset(&iocdata, 0, sizeof (struct devctl_iocdata)); 1343*0Sstevel@tonic-gate 1344*0Sstevel@tonic-gate /* 1345*0Sstevel@tonic-gate * if there was any user supplied data in the form of a nvlist, 1346*0Sstevel@tonic-gate * pack the list prior to copyin. 1347*0Sstevel@tonic-gate */ 1348*0Sstevel@tonic-gate if (ulp != NULL) { 1349*0Sstevel@tonic-gate if (rv = nvlist_pack(ulp, (char **)&iocdata.nvl_user, 1350*0Sstevel@tonic-gate &iocdata.nvl_usersz, NV_ENCODE_NATIVE, 0)) { 1351*0Sstevel@tonic-gate /* 1352*0Sstevel@tonic-gate * exit with errno set by nvlist_pack() 1353*0Sstevel@tonic-gate */ 1354*0Sstevel@tonic-gate goto exit; 1355*0Sstevel@tonic-gate } 1356*0Sstevel@tonic-gate } else { 1357*0Sstevel@tonic-gate iocdata.nvl_user = NULL; 1358*0Sstevel@tonic-gate iocdata.nvl_usersz = 0; 1359*0Sstevel@tonic-gate } 1360*0Sstevel@tonic-gate 1361*0Sstevel@tonic-gate /* 1362*0Sstevel@tonic-gate * finish initalizing the request and execute the IOCTL 1363*0Sstevel@tonic-gate */ 1364*0Sstevel@tonic-gate iocdata.cmd = cmd; 1365*0Sstevel@tonic-gate iocdata.flags = flags; 1366*0Sstevel@tonic-gate iocdata.c_nodename = dcp->nodename; 1367*0Sstevel@tonic-gate iocdata.c_unitaddr = dcp->unitaddr; 1368*0Sstevel@tonic-gate iocdata.cpyout_buf = retinfo; 1369*0Sstevel@tonic-gate rv = ioctl(dcp->fd, cmd, &iocdata); 1370*0Sstevel@tonic-gate if (rv < 0 && _libdevice_debug) { 1371*0Sstevel@tonic-gate (void) printf("dc_cmd: exited with rv %d, errno(%d):%s\n", 1372*0Sstevel@tonic-gate rv, errno, strerror(errno)); 1373*0Sstevel@tonic-gate } 1374*0Sstevel@tonic-gate 1375*0Sstevel@tonic-gate exit: 1376*0Sstevel@tonic-gate if (iocdata.nvl_user != NULL) 1377*0Sstevel@tonic-gate free(iocdata.nvl_user); 1378*0Sstevel@tonic-gate 1379*0Sstevel@tonic-gate return (rv); 1380*0Sstevel@tonic-gate } 1381