/*
* 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 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_CONTRACT_DEVICE_IMPL_H
#define _SYS_CONTRACT_DEVICE_IMPL_H
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/contract_impl.h>
#include <sys/dditypes.h>
#include <sys/contract/device.h>
#include <sys/fs/snode.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* Result of negotiation end: event successfully occurred or not
*/
#define CT_EV_SUCCESS 150
#define CT_EV_FAILURE 151
struct ctmpl_device {
ct_template_t ctd_ctmpl;
uint_t ctd_aset;
uint_t ctd_noneg;
char *ctd_minor;
};
struct cont_device {
contract_t cond_contract; /* common contract data */
char *cond_minor; /* minor node resource in contract */
dev_info_t *cond_dip; /* dip for minor node */
dev_t cond_devt; /* dev_t of minor node */
uint_t cond_spec; /* spec type of minor node */
uint_t cond_aset; /* acceptable state set */
uint_t cond_noneg; /* no negotiation if set */
uint_t cond_state; /* current state of device */
uint_t cond_neg; /* contract undergoing negotiation */
uint64_t cond_currev_id; /* id of event being negotiated */
uint_t cond_currev_type; /* type of event being negotiated */
uint_t cond_currev_ack; /* ack/nack status of ev negotiation */
list_node_t cond_next; /* linkage - devinfo's contracts */
};
/*
* Kernel APIs
*/
extern ct_type_t *device_type;
/*
* struct proc;
*/
void contract_device_init(void);
ct_ack_t contract_device_offline(dev_info_t *dip, dev_t dev, int spec_type);
void contract_device_degrade(dev_info_t *dip, dev_t dev, int spec_type);
void contract_device_undegrade(dev_info_t *dip, dev_t dev, int spec_type);
int contract_device_open(dev_t dev, int spec_type, contract_t **ctpp);
void contract_device_remove_dip(dev_info_t *dip);
ct_ack_t contract_device_negotiate(dev_info_t *dip, dev_t dev, int spec_type,
uint_t evtype);
void contract_device_finalize(dev_info_t *dip, dev_t dev, int spec_type,
uint_t evtype, int ct_result);
void contract_device_negend(dev_info_t *dip, dev_t dev, int spec_type,
int result);
#ifdef __cplusplus
}
#endif
#endif /* _SYS_CONTRACT_DEVICE_IMPL_H */