1 | /* $SourceForge: bktr_os.h,v 1.3 2003/03/11 23:11:26 thomasklausner Exp $ */ |
2 | |
3 | /* $NetBSD: bktr_os.h,v 1.7 2011/06/30 20:09:40 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 dependent 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) |
73 | |