/usr/src/cmd/devfsadm/sparc/misc_link_sparc.c
C | 244 lines | 151 code | 41 blank | 52 comment | 21 complexity | 2a4fcb9b6e10ffb13d2c314037e70139 MD5 | raw file
Possible License(s): LGPL-3.0, LGPL-2.0, BSD-3-Clause-No-Nuclear-License-2014, AGPL-1.0, AGPL-3.0, BSD-3-Clause, GPL-3.0, LGPL-2.1, BSD-2-Clause, MPL-2.0-no-copyleft-exception, GPL-2.0, 0BSD
- /*
- * CDDL HEADER START
- *
- * The contents of this file are subject to the terms of the
- * Common Development and Distribution License (the "License").
- * You may not use this file except in compliance with the License.
- *
- * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
- * or http://www.opensolaris.org/os/licensing.
- * See the License for the specific language governing permissions
- * and limitations under the License.
- *
- * When distributing Covered Code, include this CDDL HEADER in each
- * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
- * If applicable, add the following below this CDDL HEADER, with the
- * fields enclosed by brackets "[]" replaced with your own identifying
- * information: Portions Copyright [yyyy] [name of copyright owner]
- *
- * CDDL HEADER END
- */
- /*
- * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
- * Use is subject to license terms.
- */
- #include <regex.h>
- #include <devfsadm.h>
- #include <stdio.h>
- #include <strings.h>
- #include <stdlib.h>
- #include <limits.h>
- #include <sys/mkdev.h>
- #include <bsm/devalloc.h>
- extern int system_labeled;
- static int ddi_other(di_minor_t minor, di_node_t node);
- static int diskette(di_minor_t minor, di_node_t node);
- static int ecpp_create(di_minor_t minor, di_node_t node);
- static int mc_node(di_minor_t minor, di_node_t node);
- static int starcat_sbbc_node(di_minor_t minor, di_node_t node);
- static int lom(di_minor_t minor, di_node_t node);
- static int ntwdt_create(di_minor_t minor, di_node_t node);
- static int bmc(di_minor_t minor, di_node_t node);
- static devfsadm_create_t misc_cbt[] = {
- { "other", "ddi_other", NULL,
- TYPE_EXACT, ILEVEL_0, ddi_other
- },
- { "memory-controller", "ddi_mem_ctrl", NULL,
- TYPE_EXACT, ILEVEL_0, mc_node
- },
- { "pseudo", "ddi_pseudo", "sbbc",
- TYPE_EXACT | DRV_EXACT, ILEVEL_1, starcat_sbbc_node
- },
- { "disk", "ddi_block:diskette", NULL,
- TYPE_EXACT, ILEVEL_1, diskette
- },
- { "printer", "ddi_printer", NULL,
- TYPE_EXACT, ILEVEL_1, ecpp_create
- },
- { "pseudo", "ddi_pseudo", "lw8",
- TYPE_EXACT | DRV_EXACT, ILEVEL_0, lom
- },
- { "pseudo", "ddi_pseudo", "ntwdt",
- TYPE_EXACT | DRV_EXACT, ILEVEL_0, ntwdt_create
- },
- { "pseudo", "ddi_pseudo", "bmc",
- TYPE_EXACT | DRV_EXACT, ILEVEL_0, bmc
- }
- };
- DEVFSADM_CREATE_INIT_V0(misc_cbt);
- /*
- * Handles minor node type "ddi_other"
- * type=ddi_other;name=SUNW,pmc pmc
- * type=ddi_other;name=SUNW,mic mic\M0
- */
- static int
- ddi_other(di_minor_t minor, di_node_t node)
- {
- char path[PATH_MAX + 1];
- char *nn = di_node_name(node);
- char *mn = di_minor_name(minor);
- if (strcmp(nn, "SUNW,pmc") == 0) {
- (void) devfsadm_mklink("pcm", node, minor, 0);
- } else if (strcmp(nn, "SUNW,mic") == 0) {
- (void) strcpy(path, "mic");
- (void) strcat(path, mn);
- (void) devfsadm_mklink(path, node, minor, 0);
- }
- return (DEVFSADM_CONTINUE);
- }
- /*
- * This function is called for diskette nodes
- */
- static int
- diskette(di_minor_t minor, di_node_t node)
- {
- int flags = 0;
- char *mn = di_minor_name(minor);
- if (system_labeled)
- flags = DA_ADD|DA_FLOPPY;
- if (strcmp(mn, "c") == 0) {
- (void) devfsadm_mklink("diskette", node, minor, flags);
- (void) devfsadm_mklink("diskette0", node, minor, flags);
- } else if (strcmp(mn, "c,raw") == 0) {
- (void) devfsadm_mklink("rdiskette", node, minor, flags);
- (void) devfsadm_mklink("rdiskette0", node, minor, flags);
- }
- return (DEVFSADM_CONTINUE);
- }
- /*
- * Handles links of the form:
- * type=ddi_printer;name=ecpp ecpp\N0
- */
- static int
- ecpp_create(di_minor_t minor, di_node_t node)
- {
- char *buf;
- char path[PATH_MAX + 1];
- devfsadm_enumerate_t rules[1] = {"^ecpp([0-9]+)$", 1, MATCH_ALL};
- if (strcmp(di_driver_name(node), "ecpp") != 0) {
- return (DEVFSADM_CONTINUE);
- }
- if ((buf = di_devfs_path(node)) == NULL) {
- return (DEVFSADM_CONTINUE);
- }
- (void) snprintf(path, sizeof (path), "%s:%s",
- buf, di_minor_name(minor));
- di_devfs_path_free(buf);
- if (devfsadm_enumerate_int(path, 0, &buf, rules, 1)) {
- return (DEVFSADM_CONTINUE);
- }
- (void) snprintf(path, sizeof (path), "ecpp%s", buf);
- free(buf);
- (void) devfsadm_mklink(path, node, minor, 0);
- return (DEVFSADM_CONTINUE);
- }
- /* Rules for memory controller */
- static devfsadm_enumerate_t mc_rules[1] =
- {"^mc$/^mc([0-9]+)$", 1, MATCH_ALL};
- static int
- mc_node(di_minor_t minor, di_node_t node)
- {
- char path[PATH_MAX], l_path[PATH_MAX], *buf, *devfspath;
- char *minor_nm;
- minor_nm = di_minor_name(minor);
- if (minor_nm == NULL) {
- return (DEVFSADM_CONTINUE);
- }
- devfspath = di_devfs_path(node);
- (void) strcpy(path, devfspath);
- (void) strcat(path, ":");
- (void) strcat(path, minor_nm);
- di_devfs_path_free(devfspath);
- /* build the physical path from the components */
- if (devfsadm_enumerate_int(path, 0, &buf, mc_rules, 1)) {
- return (DEVFSADM_CONTINUE);
- }
- (void) strcpy(l_path, "mc/mc");
- (void) strcat(l_path, buf);
- free(buf);
- (void) devfsadm_mklink(l_path, node, minor, 0);
- return (DEVFSADM_CONTINUE);
- }
- /*
- * Starcat sbbc node. We only really care about generating a /dev
- * link for the lone sbbc on the SC (as opposed to the potentially
- * numerous sbbcs on the domain), so only operate on instance 0.
- */
- static int
- starcat_sbbc_node(di_minor_t minor, di_node_t node)
- {
- char *mn;
- if (di_instance(node) == 0) {
- mn = di_minor_name(minor);
- (void) devfsadm_mklink(mn, node, minor, 0);
- }
- return (DEVFSADM_CONTINUE);
- }
- /*
- * Creates /dev/lom nodes for Platform Specific lom driver
- */
- static int
- lom(di_minor_t minor, di_node_t node)
- {
- (void) devfsadm_mklink("lom", node, minor, 0);
- return (DEVFSADM_CONTINUE);
- }
- /*
- * Creates /dev/ntwdt nodes for Platform Specific ntwdt driver
- */
- static int
- ntwdt_create(di_minor_t minor, di_node_t node)
- {
- (void) devfsadm_mklink("ntwdt", node, minor, 0);
- return (DEVFSADM_CONTINUE);
- }
- /*
- * Creates /dev/bmc node.
- */
- static int
- bmc(di_minor_t minor, di_node_t node)
- {
- (void) devfsadm_mklink("bmc", node, minor, 0);
- return (DEVFSADM_CONTINUE);
- }