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/*
* 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 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _DID_IMPL_H
#define _DID_IMPL_H
#include <sys/pci.h>
#include <fm/libtopo.h>
#include <libdevinfo.h>
#include <libnvpair.h>
#include <did.h>
#ifdef __cplusplus
extern "C" {
#endif
#define REC_HASHLEN 253
/*
* Slot name info is attached to devinfo nodes, compressed inside of
* a "slot-names" property. When we dig this out we store each name
* as an FMRI, along with the device number to which it applies.
*/
typedef struct slotnm {
topo_mod_t *snm_mod; /* module that allocated the slot name */
struct slotnm *snm_next;
int snm_dev; /* device on the bus that implements the slot */
char *snm_name; /* name describing the slot */
} slotnm_t;
typedef struct did_hash did_hash_t;
/*
* Private data stored with a tnode_t. We collect slot-name info from
* di_nodes that describe buses, but then don't use it until we get to
* a tnode_t actually describing a function of a device. We also use
* this struct to pass around bus, dev, function info so that doesn't
* have to be re-computed.
*/
struct did {
struct did *dp_next; /* for chaining in a hash bucket */
struct did *dp_link; /* for chaining to related did_t */
struct did *dp_chain; /* for chaining to another chain of did_ts */
did_hash_t *dp_hash; /* the hash table where we reside */
topo_mod_t *dp_mod; /* module that allocated the private data */
di_node_t dp_src; /* di_node_t from which the info was derived */
int dp_refcnt; /* multiple nodes may point at a did_t */
uint_t dp_excap; /* PCI-Express port/device type */
int dp_physlot; /* PCI-Express physical slot # */
char *dp_physlot_name; /* PCI-Express physical slot name */
int dp_class; /* PCI class */
int dp_subclass; /* PCI subclass */
char *dp_devtype; /* PCI 1275 spec device-type */
int dp_board; /* Board number */
int dp_bridge; /* Bridge number */
int dp_rc; /* Root Complex number */
int dp_bus; /* PCI bus number */
int dp_dev; /* PCI device number on the above bus */
int dp_fn; /* PCI function number of the above device */
int dp_bdf; /* PCI "real" bdf */
int dp_nslots; /* PCI number of slots described */
slotnm_t *dp_slotnames; /* PCI slot names list */
tnode_t *dp_tnode; /* the parent tnode */
char *dp_slot_label; /* the slot label */
};
struct did_hash {
did_t **dph_hash; /* hash bucket array */
uint_t dph_hashlen; /* size of hash bucket array */
uint_t dph_nelems; /* number of elements in the hash */
topo_mod_t *dph_mod; /* module that allocated the hash table */
};
#ifdef __cplusplus
}
#endif
#endif /* _DID_IMPL_H */
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