xref: /src/sys/arch/hpc/stand/hpcboot/framebuffer.h

/* -*-C++-*-	$NetBSD: framebuffer.h,v 1.3 2008/04/28 20:23:20 martin Exp $	*/

/*-
 * Copyright (c) 2001 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by UCHIYAMA Yasushi.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

class FrameBufferInfo {
public:
	struct framebuffer_info {
		uint32_t cpu, machine;
		int bpp, width, height, linebytes;
		uint32_t addr;
	};

private:
	framebuffer_info _default;
	framebuffer_info *_fb;

public:
	static struct framebuffer_info _table[];

	FrameBufferInfo(uint32_t, uint32_t);
	virtual ~FrameBufferInfo(void);

	void *addr(void) { return reinterpret_cast <void *>(_fb->addr); }
	int linebytes(void) { return _fb->linebytes; }
	int bpp(void) { return _fb->bpp; }
	int type(void);
	int width(void) { return _fb->width; }
	int height(void) { return _fb->height; }
};