usr/src/uts/i86pc/sys/apix_irm_impl.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 (c) 2010, Oracle and/or its affiliates. All rights reserved.
  24  */
  25
  26 #ifndef _APIX_IRM_IMPL_H
  27 #define _APIX_IRM_IMPL_H
  28
  29 #include <sys/types.h>
  30 #include <sys/ddi_intr_impl.h>
  31 #include <sys/psm_types.h>
  32 #include <sys/apix.h>
  33
  34 #ifdef  __cplusplus
  35 extern "C" {
  36 #endif
  37
  38 #define APIX_IRM_DEBUG(args)    DDI_INTR_IRMDBG(args)
  39
  40 typedef struct apix_irm_info {
  41         int     apix_ncpus;             /* # of available CPUs (boot time) */
  42         int     apix_per_cpu_vectors;   /* # of available vectors per CPU */
  43         int     apix_ioapic_max_vectors; /* max # of vectors used by IOAPICs */
  44         int     apix_vectors_allocated; /* # of vectors (pre) allocated */
  45 } apix_irm_info_t;
  46
  47 extern apix_irm_info_t apix_irminfo;
  48 extern int apix_system_max_vectors;
  49 extern int apix_irm_cpu_factor;
  50 extern ddi_irm_pool_t *apix_irm_pool_p;
  51
  52 #ifdef  __cplusplus
  53 }
  54 #endif
  55
  56 #endif  /* _APIX_IRM_IMPL_H */