sys/dev/pci/bktr/bktr_os.h

   1 /* $SourceForge: bktr_os.h,v 1.3 2003/03/11 23:11:26 thomasklausner Exp $ */
   2
   3 /*      $NetBSD: bktr_os.h,v 1.1.1.3 2003/03/12 00:02:35 wiz Exp $      */
   4 /* $FreeBSD: src/sys/dev/bktr/bktr_os.h,v 1.4 2000/04/16 07:56:58 roger Exp$ */
   5
   6 /*
   7  * This is part of the Driver for Video Capture Cards (Frame grabbers)
   8  * and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879
   9  * chipset.
  10  * Copyright Roger Hardiman and Amancio Hasty.
  11  *
  12  * bktr_os : This has all the Operating System dependant code.
  13  *
  14  */
  15
  16 /*
  17  * 1. Redistributions of source code must retain the
  18  * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman
  19  * All rights reserved.
  20  *
  21  * Redistribution and use in source and binary forms, with or without
  22  * modification, are permitted provided that the following conditions
  23  * are met:
  24  * 1. Redistributions of source code must retain the above copyright
  25  *    notice, this list of conditions and the following disclaimer.
  26  * 2. Redistributions in binary form must reproduce the above copyright
  27  *    notice, this list of conditions and the following disclaimer in the
  28  *    documentation and/or other materials provided with the distribution.
  29  * 3. All advertising materials mentioning features or use of this software
  30  *    must display the following acknowledgement:
  31  *      This product includes software developed by Amancio Hasty and
  32  *      Roger Hardiman
  33  * 4. The name of the author may not be used to endorse or promote products
  34  *    derived from this software without specific prior written permission.
  35  *
  36  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  37  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  38  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  39  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
  40  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  41  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  42  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  43  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  44  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  45  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  46  * POSSIBILITY OF SUCH DAMAGE.
  47  */
  48
  49
  50 /******************************/
  51 /* *** Memory Allocation  *** */
  52 /******************************/
  53 #if (defined(__FreeBSD__) || defined(__bsdi__))
  54 vm_offset_t     get_bktr_mem(int unit, unsigned size);
  55 #endif
  56
  57 #if defined(__NetBSD__)
  58 vaddr_t         get_bktr_mem(bktr_ptr_t, bus_dmamap_t *, unsigned size);
  59 void            free_bktr_mem(bktr_ptr_t, bus_dmamap_t, vaddr_t);
  60 #endif
  61
  62 #if defined(__OpenBSD__)
  63 vm_offset_t     get_bktr_mem(bktr_ptr_t, bus_dmamap_t *, unsigned size);
  64 void            free_bktr_mem(bktr_ptr_t, bus_dmamap_t, vm_offset_t);
  65 #endif
  66
  67 /************************************/
  68 /* *** Interrupt Enable/Disable *** */
  69 /************************************/
  70 #define DECLARE_INTR_MASK(s)    int s
  71 #define DISABLE_INTR(s)         s = spltty()
  72 #define ENABLE_INTR(s)          splx(s)