usr/src/lib/fm/topo/modules/common/hostbridge/hostbridge.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 /*
  23  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #ifndef _HOSTBRIDGE_H
  28 #define _HOSTBRIDGE_H
  29
  30 #include <libdevinfo.h>
  31
  32 #ifdef __cplusplus
  33 extern "C" {
  34 #endif
  35
  36 #define HB_ENUMR_VERS   1
  37
  38 #define MAX_HBS 255
  39
  40 /*
  41  * Solaris Drivers for hostbridge ASICs.
  42  */
  43 #define SCHIZO          "pcisch"
  44 #define PSYCHO          "pcipsy"
  45 #define NPE             "npe"
  46 #define PCIEB           "pcieb"
  47 #define PCI_PCI         "pci_pci"
  48 #define PCI             "pci"
  49 #define PX              "px"
  50
  51 /*
  52  * These #defines are special values of bus and root complex instance
  53  * numbers, used in calls to did_create().  They're here because it's
  54  * the hostbridge enumerator that generally establishes the did_t values
  55  * at the top level.
  56  */
  57 #define TRUST_BDF       (-1)    /* Believe the bus value in the reg property */
  58 #define NO_RC           (-2)    /* Not a pci-express bus, so no root complex */
  59
  60 /*
  61  * PCI-express bridges to PCI, root complex instance is set to
  62  * (instance of the PCI-express side root complex - TO_PCI)
  63  */
  64 #define TO_PCI          (1000)
  65
  66 extern tnode_t *pcihostbridge_declare(topo_mod_t *, tnode_t *, di_node_t,
  67     topo_instance_t);
  68 extern tnode_t *pciexhostbridge_declare(topo_mod_t *, tnode_t *, di_node_t,
  69     topo_instance_t);
  70 extern tnode_t *pciexrc_declare(topo_mod_t *, tnode_t *, di_node_t,
  71     topo_instance_t);
  72
  73 #ifdef __cplusplus
  74 }
  75 #endif
  76
  77 #endif /* _HOSTBRIDGE_H */