1 /* $NetBSD: video.h,v 1.2 2007/08/29 16:09:32 jmmv Exp $ */ 2 /* 3 * Copyright (c) 2007 The NetBSD Foundation, Inc. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this 15 * software must display the following acknowledgement: 16 * This product includes software developed by the NetBSD 17 * Foundation, Inc. and its contributors. 18 * 4. Neither the name of The NetBSD Foundation nor the names of its 19 * contributors may be used to endorse or promote products derived 20 * from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND 23 * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 24 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 25 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY 27 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 29 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 31 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 32 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 33 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 34 */ 35 36 #ifndef _CPU_VIDEO_H_ 37 #define _CPU_VIDEO_H_ 38 39 #include <sys/types.h> 40 41 struct mac68k_video { 42 /* From Booter via locore */ 43 vaddr_t mv_kvaddr; /* Address used in kernel for video */ 44 size_t mv_stride; /* Length of row in video RAM */ 45 size_t mv_depth; /* Number of bits per pixel */ 46 size_t mv_width; /* Framebuffer width */ 47 size_t mv_height; /* Framebuffer height */ 48 49 /* 50 * Values for IIvx-like internal video 51 * -- should be zero if it is not used (usual case). 52 * 53 * XXX This doesn't seem to hold true nowadays. It seems that 54 * these fields are accessed from many places and they are 55 * non-zero of machines with non-internal video. They should also 56 * have better names to clarify, e.g, why we need mv_log and 57 * mv_kvaddr (do we need to have these two?) -- jmmv 20070829 58 */ 59 vaddr_t mv_log; /* logical addr */ 60 paddr_t mv_phys; /* physical addr */ 61 size_t mv_len; /* mem length */ 62 }; 63 64 extern struct mac68k_video mac68k_video; 65 66 #endif /* _CPU_VIDEO_H_ */ 67