pci_var.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (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 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*
* PCItool interfaces internal to the i86pc PCI nexus driver.
*/
#ifndef _SYS_PCI_VAR_H
#define _SYS_PCI_VAR_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
extern void *pci_statep;
/* State structure. */
typedef struct pci_state {
dev_info_t *pci_dip;
} pci_state_t;
/*
* The way the minor number for the devctl node is constructed in pcihp is:
* PCIHP_AP_MINOR_NUM(ddi_get_instance(dip), PCIHP_DEVCTL_MINOR)
* Use this number as the index value to ddi_soft_state_zalloc.
*/
#define DIP_TO_MINOR(dip) \
(PCIHP_AP_MINOR_NUM(ddi_get_instance(dip), PCIHP_DEVCTL_MINOR))
#define PCI_DEV_TO_STATE(dev) \
((pci_state_t *)(ddi_get_soft_state(pci_statep, getminor(dev))))
#ifdef __cplusplus
}
#endif
#endif /* _SYS_PCI_VAR_H */