usr/src/uts/intel/io/pci/pcihrt.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, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 /*
  28  * pcihrt.h -- PCI Hot-Plug Resource Table
  29  */
  30
  31 #ifndef _PCIHRT_H
  32 #define _PCIHRT_H
  33
  34 #pragma ident   "%Z%%M% %I%     %E% SMI"
  35
  36 #ifdef  __cplusplus
  37 extern "C" {
  38 #endif
  39
  40 struct hrt_hdr { /* PCI Hot-Plug Configuration Resource Table header */
  41         uint32_t hrt_sig;       /* $HRT                                 */
  42         uint16_t hrt_avail_imap; /* Bitmap of unused IRQs               */
  43         uint16_t hrt_used_imap; /* Bitmap of IRQs used by PCI           */
  44         uchar_t hrt_entry_cnt;  /* no. of PCI hot-plug slot entries     */
  45         uchar_t hrt_ver;        /* version no. = 1                      */
  46         uchar_t hrt_resv0;      /* reserved                             */
  47         uchar_t hrt_resv1;      /* reserved                             */
  48         uchar_t hrt_resv2;      /* reserved                             */
  49         uchar_t hrt_resv3;      /* reserved                             */
  50         uchar_t hrt_resv4;      /* reserved                             */
  51         uchar_t hrt_resv5;      /* reserved                             */
  52 };
  53
  54 struct php_entry {      /* PCI hot-plug slot entry */
  55         uchar_t php_devno;      /* PCI dev/func no. of the slot         */
  56         uchar_t php_pri_bus;    /* Primary bus of this slot             */
  57         uchar_t php_sec_bus;    /* Secondary bus of this slot           */
  58         uchar_t php_subord_bus; /* Max Subordinate bus of this slot     */
  59         uint16_t php_io_start;  /* allocated I/O space starting addr    */
  60         uint16_t php_io_size;   /* allocated I/O space size in bytes    */
  61         uint16_t php_mem_start; /* allocated Memory space start addr    */
  62         uint16_t php_mem_size;  /* allocated Memory space size in 64k   */
  63         uint16_t php_pfmem_start; /* allocated Prefetchable Memory start */
  64         uint16_t php_pfmem_size; /* allocated Prefetchable size in 64k  */
  65 };
  66
  67 #ifdef  __cplusplus
  68 }
  69 #endif
  70
  71 #endif  /* _PCIHRT_H */