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Annotation of sys/dev/pci/bktr/bktr_os.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: bktr_os.h,v 1.3 2007/06/11 08:10:22 robert Exp $      */
                      2: /* $FreeBSD: src/sys/dev/bktr/bktr_os.h,v 1.4 2000/04/16 07:56:58 roger Exp $ */
                      3:
                      4: /*
                      5:  * This is part of the Driver for Video Capture Cards (Frame grabbers)
                      6:  * and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879
                      7:  * chipset.
                      8:  * Copyright Roger Hardiman and Amancio Hasty.
                      9:  *
                     10:  * bktr_os : This has all the Operating System dependant code.
                     11:  *
                     12:  */
                     13:
                     14: /*
                     15:  * 1. Redistributions of source code must retain the
                     16:  * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman
                     17:  * All rights reserved.
                     18:  *
                     19:  * Redistribution and use in source and binary forms, with or without
                     20:  * modification, are permitted provided that the following conditions
                     21:  * are met:
                     22:  * 1. Redistributions of source code must retain the above copyright
                     23:  *    notice, this list of conditions and the following disclaimer.
                     24:  * 2. Redistributions in binary form must reproduce the above copyright
                     25:  *    notice, this list of conditions and the following disclaimer in the
                     26:  *    documentation and/or other materials provided with the distribution.
                     27:  * 3. All advertising materials mentioning features or use of this software
                     28:  *    must display the following acknowledgement:
                     29:  *     This product includes software developed by Amancio Hasty and
                     30:  *      Roger Hardiman
                     31:  * 4. The name of the author may not be used to endorse or promote products
                     32:  *    derived from this software without specific prior written permission.
                     33:  *
                     34:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     35:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
                     36:  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
                     37:  * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
                     38:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
                     39:  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
                     40:  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     41:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
                     42:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
                     43:  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
                     44:  * POSSIBILITY OF SUCH DAMAGE.
                     45:  */
                     46:
                     47:
                     48: /******************************/
                     49: /* *** Memory Allocation  *** */
                     50: /******************************/
                     51: vaddr_t                get_bktr_mem(bktr_ptr_t, bus_dmamap_t *, unsigned size);
                     52: void            free_bktr_mem(bktr_ptr_t, bus_dmamap_t, vaddr_t);
                     53:
                     54: /************************************/
                     55: /* *** Interrupt Enable/Disable *** */
                     56: /************************************/
                     57: #define DECLARE_INTR_MASK(s)   intrmask_t s
                     58: #define DISABLE_INTR(s)                s=spltty()
                     59: #define ENABLE_INTR(s)         splx(s)