vcc.c revision e1ebb9ec908bc2d0a8810f137ebd6566cc8a8061
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * CDDL HEADER START
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * The contents of this file are subject to the terms of the
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Common Development and Distribution License (the "License").
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * You may not use this file except in compliance with the License.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * See the License for the specific language governing permissions
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * and limitations under the License.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * When distributing Covered Code, include this CDDL HEADER in each
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * If applicable, add the following below this CDDL HEADER, with the
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * fields enclosed by brackets "[]" replaced with your own identifying
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * information: Portions Copyright [yyyy] [name of copyright owner]
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * CDDL HEADER END
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Use is subject to license terms.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#pragma ident "%Z%%M% %I% %E% SMI"
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#include <sys/stat.h> /* needed for S_IFBLK and S_IFCHR */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Function prototypes.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* DDI entrypoints */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int vcc_attach(dev_info_t *dip, ddi_attach_cmd_t cmd);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int vcc_detach(dev_info_t *dip, ddi_detach_cmd_t cmd);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int vcc_open(dev_t *devp, int flag, int otyp, cred_t *cred);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int vcc_close(dev_t dev, int flag, int otyp, cred_t *cred);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int vcc_ioctl(dev_t dev, int cmd, intptr_t arg, int mode,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int vcc_read(dev_t dev, struct uio *uiop, cred_t *credp);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int vcc_write(dev_t dev, struct uio *uiop, cred_t *credp);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int vcc_chpoll(dev_t dev, short events, int anyyet,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int vcc_getinfo(dev_info_t *dip, ddi_info_cmd_t cmd,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* callback functions */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int vcc_mdeg_cb(void *cb_argp, mdeg_result_t *resp);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* Internal functions */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int i_vcc_ldc_init(vcc_t *vccp, vcc_port_t *vport);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int i_vcc_add_port(vcc_t *vccp, char *group_name, uint64_t tcp_port,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int i_vcc_config_port(vcc_t *vccp, uint_t portno, uint64_t ldc_id);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int i_vcc_cons_tbl(vcc_t *vccp, uint_t num_ports,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int i_vcc_del_cons_ok(vcc_t *vccp, caddr_t buf, int mode);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic int i_vcc_write_ldc(vcc_port_t *vport, vcc_msg_t *buf);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic void *vcc_ssp;
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo 0, /* ref count */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * This is the string displayed by modinfo(1m).
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic char vcc_ident[] = "sun4v Virtual Console Concentrator Driver v%I%";
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Matching criteria passed to the MDEG to register interest
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * in changes to 'virtual-device-port' nodes identified by their
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * 'id' property.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppostatic mdeg_node_match_t vcc_port_match = {"virtual-device-port",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Specification of an MD node passed to the MDEG to filter any
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * 'virtual-device-port' nodes that do not belong to the specified node.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * This template is copied for each vldc instance and filled in with
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * the appropriate 'cfg-handle' value before being passed to the MDEG.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo { MDET_PROP_STR, "name", "virtual-console-concentrator" },
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define VCC_SET_MDEG_PROP_INST(specp, val) (specp)[1].ps_val = (val);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Print debug messages
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * set vldcdbg to 0xf to enable all messages
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * 0x8 - Errors
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * 0x4 - Warnings
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * 0x2 - All debug messages (most verbose)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * 0x1 - Minimal debug messages
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* _init(9E): initialize the loadable module */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* init the soft state structure */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo error = ddi_soft_state_init(&vcc_ssp, sizeof (vcc_t), 1);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (error != 0) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* Link the driver into the system */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* _info(9E): return information about the loadable module */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* Report status of the dynamically loadable driver module */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* _fini(9E): prepare the module for unloading. */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* Unlink the driver module from the system */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * We have successfully "removed" the driver.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * destroy soft state
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* getinfo(9E) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppovcc_getinfo(dev_info_t *dip, ddi_info_cmd_t cmd, void *arg, void **resultp)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo switch (cmd) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if ((vccp = ddi_get_soft_state(vcc_ssp, instance)) == NULL) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * There are two cases that need special blocking. One of them is to block
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * a minor node without a port and another is to block application other
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * than vntsd.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * A minor node can exist in the file system without associated with a port
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * because when a port is deleted, ddi_remove_minor does not unlink it.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Clients might try to open a minor node even after the corresponding port
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * node has been removed. To identify and block these calls,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * we need to validate the association between a port and its minor node.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * An application other than vntsd can access a console port as long
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * as vntsd is not using the port. A port opened by an application other
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * than vntsd will be closed when vntsd wants to use the port.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * However, other application could use same file descriptor
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * access vcc cb_ops. So we need to identify and block caller other
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * than vntsd, when vntsd is using the port.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppoi_vcc_can_use_port(vcc_minor_t *minorp, vcc_port_t *vport)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* port config changed */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* no blocking needed */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* Syncronization between thread using cv_wait */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppoi_vcc_wait_port_status(vcc_port_t *vport, kcondvar_t *cv, uint32_t status)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo for (; ; ) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* port has been deleted */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (rv == 0) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* got signal */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* Syncronization between threads, signal state change */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppoi_vcc_set_port_status(vcc_port_t *vport, kcondvar_t *cv, uint32_t status)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* initialize a ldc channel */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* initialize the channel */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if ((rv = ldc_init(vport->ldc_id, &attr, &(vport->ldc_handle))) != 0) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_ldc_init: port %d inv channel 0x%lx\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* register it */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if ((rv = ldc_reg_callback(vport->ldc_handle, vcc_ldc_cb,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_ldc_init: port@%d ldc_register_cb"
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* open and bring channel up */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_ldc_init: port@%d inv channel 0x%lx\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* init the channel status */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if ((rv = ldc_status(vport->ldc_handle, &vport->ldc_status)) != 0) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_ldc_init: port@%d ldc_status failed\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* release a ldc channel */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo D1("i_vcc_ldc_fini: port@%lld, ldc_id%%llx\n", vport->number,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* wait for write available */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* send a HUP message */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* in case of error, we still want to clean up ldc channel */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo i_vcc_set_port_status(vport, &vport->write_cv, VCC_PORT_USE_WRITE_LDC);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo (void) ldc_set_cb_mode(vport->ldc_handle, LDC_CB_DISABLE);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_ldc_fini: cannot close channel %ld\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if ((rv = ldc_unreg_callback(vport->ldc_handle)) != 0) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_ldc_fini: port@%d ldc_unreg_callback"
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_ldc_fini: cannot finilize channel"
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* read data from ldc channel */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppoi_vcc_read_ldc(vcc_port_t *vport, char *data_buf, size_t *sz)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* make sure holding read lock */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo rv = ldc_read(vport->ldc_handle, (caddr_t)&buf, &size);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * FIXME: ldc_read should not reaturn 0 with
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * either size == 0, buf.size == 0 or size < VCC_HDR_SZ
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (size == 0) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (*sz > 0) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * only data is expected from console - otherwise
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * return error
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (*sz > 0) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* copy data */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* callback from ldc */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * do not need to hold lock because if ldc calls back, the
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * ldc_handle must be valid.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo D2("vcc_ldc_cb: callback invoked port=%d events=%llx\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* check event from ldc */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* channel has space for write */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* channel has data for read */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* data already read */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* channel is down */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* configure a vcc port with ldc channel */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppoi_vcc_config_port(vcc_t *vccp, uint_t portno, uint64_t ldc_id)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if ((portno >= VCC_MAX_PORTS) || (portno == VCC_CONTROL_PORT)) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_config_port: invalid port number %d\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_config_port: port@%d does not exist\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_config_port: port@%d channel already"
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* store the ldc ID */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* check if someone has already opened this port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* mark port as ready */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo vport->number, vport->ldc_id, vport->minorp->domain_name);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* add a vcc console port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppoi_vcc_add_port(vcc_t *vccp, char *group_name, uint64_t tcp_port,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if ((portno >= VCC_MAX_PORTS) || (portno == VCC_CONTROL_PORT)) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo DWARN("i_vcc_add_port: invalid port number %d\n", portno);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* this port already exists */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_add_port: invalid port - port@%d "
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_add_port: invalid domain name\n");
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_add_port: invalid group name\n");
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* look up minor number */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo for (minor_idx = 0; minor_idx < vccp->minors_assigned; minor_idx++) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* found previous assigned minor number */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* end of lookup - assign new minor number */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo "too many minornodes (%d)\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo (void) strlcpy(vccp->minor_tbl[minor_idx].domain_name,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo (void) strlcpy(vport->group_name, group_name, MAXPATHLEN);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo D1("i_vcc_add_port:@%d domain=%s, group=%s, tcp=%lld",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Create a minor node. The minor number is
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * (instance << VCC_INST_SHIFT) | minor_idx
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo (void) snprintf(name, MAXPATHLEN - 1, "%s%s", VCC_MINOR_NAME_PREFIX,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo rv = ddi_create_minor_node(vccp->dip, name, S_IFCHR, minor,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* delete a port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* do not block mdeg callback */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* remove minor node */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo (void) snprintf(name, MAXPATHLEN-1, "%s%s", VCC_MINOR_NAME_PREFIX,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* let read and write thread know */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* register callback to MDEG */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Allocate and initialize a per-instance copy
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * of the global property spec array that will
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * uniquely identify this vcc instance.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* initialize the complete prop spec structure */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ispecp = kmem_zalloc(sizeof (mdeg_node_spec_t), KM_SLEEP);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* perform the registration */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo rv = mdeg_register(ispecp, &vcc_port_match, vcc_mdeg_cb,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* save off data that will be needed later */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* destroy all mutex from port table */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo for (i = 0; i < VCC_MAX_PORTS; i++) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * attach(9E): attach a device to the system.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * called once for each instance of the device on the system.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo switch (cmd) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (ddi_soft_state_zalloc(vcc_ssp, instance) != DDI_SUCCESS)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* initialize the mutex */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo for (i = 0; i < VCC_MAX_PORTS; i++) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo vport->minorp = &vccp->minor_tbl[VCC_CONTROL_MINOR_IDX];
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* create a minor node for vcc control */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo minor = (instance << VCC_INST_SHIFT) | VCC_CONTROL_MINOR_IDX;
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo rv = ddi_create_minor_node(vccp->dip, "ctl", S_IFCHR, minor,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo "creating control minor node\n");
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* clean up soft state */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* get the instance number by reading 'reg' property */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo inst = ddi_prop_get_int(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo "'reg' property\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* remove minor */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* clean up soft state */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Mdeg might invoke callback in the same call sequence
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * if there is a domain port at the time of registration.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Since the callback also grabs vcc->lock mutex, to avoid
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * mutex reentry error, release the lock before registration
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* register for notifications from Zeus */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "vcc_attach: error register to MD\n");
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* remove minor */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* clean up soft state */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * detach(9E): detach a device from the system.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo switch (cmd) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* unregister from MD event generator */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* remove minor nodes */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo for (i = 0; i < VCC_MAX_PORTS; i++) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* destroy mutex and free the soft state */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* cb_open */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppovcc_open(dev_t *devp, int flag, int otyp, cred_t *cred)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* only one open per port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "vcc_open: virtual-console-concentrator@%d:%d "
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* check minor no and pid */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* check if channel has been initialized */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if ((vport->status & VCC_PORT_LDC_CHANNEL_READY) == 0) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* mark port as ready */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo vport->status |= VCC_PORT_USE_READ_LDC | VCC_PORT_USE_WRITE_LDC|
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* close port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* clean up ldc channel */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* reset rd/wr suspends */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* signal any blocked read and write thread */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* cb_close */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo D1("vcc_close: closing virtual-console-concentrator@%d:%d\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * vntsd closes control port before it exits. There
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * could be events still pending for vntsd.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* check minor no and pid */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * ioctl VCC_CONS_TBL - vntsd allocates buffer according to return of
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * VCC_NUM_PORTS. However, when vntsd requests for the console table, console
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * ports could be deleted or added. parameter num_ports is number of structures
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * that vntsd allocated for the table. If there are more ports than
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * num_ports, set up to wakeup vntsd to add ports.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * If there less ports than num_ports, fill (-1) for cons_no to tell vntsd.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppoi_vcc_cons_tbl(vcc_t *vccp, uint_t num_ports, caddr_t buf, int mode)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo for (i = 0; i < VCC_MAX_PORTS; i++) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* a port exists before vntsd becomes online */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* more ports than vntsd's buffer can hold */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* construct console buffer */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo (void) snprintf(cons.dev_name, MAXPATHLEN-1, "%s:%s%s",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* copy out data */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* vntsd's buffer is full */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* more ports need to notify vntsd */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* less ports than vntsd expected */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo while (num_ports > 0) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* fill vntsd buffer with no console */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* turn off event flag if there is no more change */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppoi_vcc_turn_off_event(vcc_t *vccp, uint32_t port_status, uint32_t event)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo for (i = 0; i < VCC_MAX_PORTS; i++) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* more port changes status */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* no more changed port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* turn off event */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* ioctl VCC_CONS_INFO */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* read in portno */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (ddi_copyin((void*)buf, &portno, sizeof (uint_t), mode)) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if ((portno >= VCC_MAX_PORTS) || (portno == VCC_CONTROL_PORT)) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* construct configruation data */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo (void) memcpy(cons.domain_name, vport->minorp->domain_name, MAXPATHLEN);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo (void) memcpy(cons.group_name, vport->group_name, MAXPATHLEN);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* copy device name */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo (void) snprintf(cons.dev_name, MAXPATHLEN-1, "%s:%s%s",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* copy data */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo D1("i_vcc_cons_info@%d:domain:%s serv:%s tcp@%lld %s\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo i_vcc_turn_off_event(vccp, VCC_PORT_ADDED, VCC_POLL_ADD_PORT);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* response to vntsd inquiry ioctl call */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* an added port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo for (i = 0; i < VCC_MAX_PORTS; i++) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* port added */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo "ddi_copyout"
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo " failed\n");
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* clean up events after vntsd exits */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo for (i = 0; i < VCC_MAX_PORTS; i++) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* close control port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* clean up poll events */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* pending added port event to vntsd */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* ioctl VCC_FORCE_CLOSE */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* read in portno */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (ddi_copyin((void*)buf, &portno, sizeof (uint_t), mode)) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if ((portno >= VCC_MAX_PORTS) || (portno == VCC_CONTROL_PORT)) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* block callers other than vntsd */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* ioctl VCC_CONS_STATUS */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* read in portno */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (ddi_copyin((void*)buf, &console, sizeof (console), mode)) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo } else if (strncmp(console.domain_name, vport->minorp->domain_name,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo } else if (strncmp(console.group_name, vport->group_name,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo D1("i_vcc_cons_status@%d: %s %s %llx\n", console.cons_no,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo console.group_name, console.domain_name, console.tcp_port);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (ddi_copyout(&console, (void *)buf, sizeof (console), mode) == -1) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_cons_status ddi_copyout failed\n");
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* cb_ioctl handler for vcc control port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppoi_vcc_ctrl_ioctl(vcc_t *vccp, int cmd, void* arg, int mode)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo switch (cmd) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* number of consoles */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo sizeof (int), mode));
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* console config table */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (i_vcc_cons_tbl(vccp, num_ports, (caddr_t)arg, mode));
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* reason for wakeup */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* a console config */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* force to close a console */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* console status */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* unknown command */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* write data to ldc. may block if channel has no space for write */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ASSERT((vport->status & VCC_PORT_USE_WRITE_LDC) == 0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo for (; ; ) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo rv = ldc_write(vport->ldc_handle, (caddr_t)buf, &size);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (rv == 0) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* block util ldc has more space */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* cb_ioctl handler for port ioctl */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppoi_vcc_port_ioctl(vcc_t *vccp, minor_t minor, int portno, int cmd, void *arg,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo switch (cmd) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* terminal support */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* check minor no and pid */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (ddi_copyout(&term, arg, sizeof (term), mode));
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (ddi_copyin(arg, &term, sizeof (term), mode) != 0) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* check minor no and pid */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* send break to console */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* check minor no and pid */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* wait for write available */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* suspend read or write */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* check minor no and pid */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo switch (cmd) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* get write lock */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* get read lock */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* cb_ioctl */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo D1("vcc_ioctl: virtual-console-concentrator@%d:%d\n", instance, portno);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "vcc_ioctl:virtual-console-concentrator@%d"
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo D1("vcc_ioctl: virtual-console-concentrator@%d:%d ioctl cmd=%d\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* control ioctl */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (i_vcc_ctrl_ioctl(vccp, cmd, (void *)arg, mode));
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* data port ioctl */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (i_vcc_port_ioctl(vccp, minor, portno, cmd, (void *)arg, mode));
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* cb_read */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* no read for control port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* temp buf to hold ldc data */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* check minor no and pid */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo for (; ; ) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* should block? */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo } else if (rv) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* error */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* got data */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* wait for data from ldc */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* data is in buf */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo i_vcc_set_port_status(vport, &vport->read_cv, VCC_PORT_USE_READ_LDC);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* cb_write */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* no write for control port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * check if the channel has been configured,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * if write has been suspend and grab write lock.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* check minor no and pid */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo D2("vcc_write: virtual-console-concentrator@%d:%d writing %d bytes\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* move data */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* write to ldc */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* check minor no and pid */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo i_vcc_set_port_status(vport, &vport->write_cv, VCC_PORT_USE_WRITE_LDC);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* mdeg callback for a removed port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppoi_vcc_md_remove_port(md_t *mdp, mde_cookie_t mdep, vcc_t *vccp)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo uint64_t portno; /* md requires 64bit for port number */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "vcc_mdeg_cb: port has no 'id' property\n");
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_md_remove_port@%ld invalid port no\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_md_remove_port@%ld can not remove"
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo "control port\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* delete the port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppoi_vcc_get_ldc_id(md_t *md, mde_cookie_t mdep, uint64_t *ldc_id)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo " Invalid node count in Machine Description subtree");
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (-1);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* Look for channel endpoint child(ren) of the vdisk MD node */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_get_ldc_id: No 'channel-endpoint'"
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo " found for vcc");
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (-1);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* Get the "id" value for the first channel endpoint node */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (md_get_prop_val(md, channel[0], "id", ldc_id) != 0) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_get_ldc: No id property found "
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo "for channel-endpoint of vcc");
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (-1);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_get_ldc: Warning: Using ID of first"
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo " of multiple channels for this vcc");
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* mdeg callback for an added port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppoi_vcc_md_add_port(md_t *mdp, mde_cookie_t mdep, vcc_t *vccp)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* read in the port's reg property */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo cmn_err(CE_CONT, "i_vcc_md_add_port_: port has no 'id' "
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo "property\n");
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* read in the port's "vcc-doman-name" property */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (md_get_prop_str(mdp, mdep, "vcc-domain-name", &domain_name)) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* read in the port's "vcc-group-name" property */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (md_get_prop_str(mdp, mdep, "vcc-group-name", &group_name)) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* read in the port's "vcc-tcp-port" property */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (md_get_prop_val(mdp, mdep, "vcc-tcp-port", &tcp_port)) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo D1("i_vcc_md_add_port: port@%d domain-name=%s group-name=%s"
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo " tcp-port=%lld\n", portno, domain_name, group_name, tcp_port);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* add the port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo if (i_vcc_add_port(vccp, group_name, tcp_port, portno, domain_name)) {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* configure the port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* wakeup vntsd */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* mdeg callback */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* added port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo D1("vcc_mdeg_cb: added %d port(s)\n", resp->added.nelem);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* removed port */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo D1("vcc_mdeg_cb: removed %d port(s)\n", resp->removed.nelem);
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * XXX - Currently no support for updating already active
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * ports. So, ignore the match_curr and match_prev arrays
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* cb_chpoll */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppovcc_chpoll(dev_t dev, short events, int anyyet, short *reventsp,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo D1("vcc_chpoll: virtual-console-concentrator@%d events 0x%x\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo /* poll for config change */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo D1("vcc_chpoll: virtual-console-concentrator@%d:%d ev=0x%x, "
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo "rev=0x%x pev=0x%x, flag=0x%x\n",
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo return (0);