/*
* 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);
}