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 _PCIBUS_LABELS_H 28 #define _PCIBUS_LABELS_H 29 30 #include <hostbridge.h> 31 #include <did.h> 32 33 #ifdef __cplusplus 34 extern "C" { 35 #endif 36 37 /* 38 * When all we're provided is a physical slot number, these structures 39 * allow us to attach an accompanying label. 40 */ 41 typedef struct physnm { 42 int ps_num; 43 const char *ps_label; 44 } physnm_t; 45 46 typedef struct pphysnm { 47 const char *pnm_platform; /* platform on which the names apply */ 48 int pnm_nnames; /* number of names */ 49 struct physnm *pnm_names; /* array of labels */ 50 } pphysnm_t; 51 52 typedef struct physlot_names { 53 int psn_nplats; 54 struct pphysnm *psn_names; 55 } physlot_names_t; 56 57 /* 58 * Sometimes OBP gets it wrong, there's a slot-names property, but it 59 * is incorrect. These structures allow us to replace a given label A 60 * with a different label B prior to attaching the label to a topology node. 61 */ 62 typedef struct slot_rwd { 63 const char *srw_obp; /* slot name found */ 64 const char *srw_new; /* replacement slot name */ 65 int (*srw_test)(topo_mod_t *, did_t *); /* test function */ 66 } slot_rwd_t; 67 68 typedef struct plat_rwd { 69 const char *prw_platform; /* platform on which the names apply */ 70 int prw_nrewrites; /* number of rewrites */ 71 struct slot_rwd *prw_rewrites; /* array of rewrites */ 72 } plat_rwd_t; 73 74 typedef struct slotnm_rewrite { 75 int srw_nplats; 76 struct plat_rwd *srw_platrewrites; 77 } slotnm_rewrite_t; 78 79 /* 80 * We can locate a label without help from OBP slot-names or a 81 * physical slot-name, if need be. Having to resort to this, though is 82 * really an indication that there's a bug in the platform OBP. 83 */ 84 typedef struct devlab { 85 int dl_board; /* board number */ 86 int dl_bridge; /* hostbridge number */ 87 int dl_rc; /* root complex number */ 88 int dl_bus; /* bus number */ 89 int dl_dev; /* device number */ 90 const char *dl_label; /* label to use */ 91 int (*dl_test)(topo_mod_t *, did_t *); /* test function */ 92 } devlab_t; 93 94 typedef struct pdevlabs { 95 const char *pdl_platform; /* Name of the platform */ 96 int pdl_nnames; /* number of missing names */ 97 struct devlab *pdl_names; /* the missing names */ 98 } pdevlabs_t; 99 100 typedef struct missing_names { 101 int mn_nplats; /* number of platforms with entries */ 102 struct pdevlabs *mn_names; /* platform entries */ 103 } missing_names_t; 104 105 extern int pci_label_cmn(topo_mod_t *mod, tnode_t *, nvlist_t *, nvlist_t **); 106 extern int pci_fru_cmn(topo_mod_t *mod, tnode_t *, nvlist_t *, nvlist_t **); 107 extern char *pci_slot_label_lookup(topo_mod_t *, tnode_t *, did_t *, did_t *); 108 109 #ifdef __cplusplus 110 } 111 #endif 112 113 #endif /* _PCIBUS_LABELS_H */ 114