xref: /src/sys/arch/dreamcast/dev/g2/gapspcivar.h

/*	$NetBSD: gapspcivar.h,v 1.4 2023/12/02 22:42:02 thorpej Exp $	*/

/*-
 * Copyright (c) 2001 Marcus Comstedt
 * All rights reserved.
 *
 * 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.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by Marcus Comstedt.
 * 4. Neither the name of The NetBSD Foundation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * 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.
 */

#ifndef _DREAMCAST_GAPSPCIVAR_H_
#define	_DREAMCAST_GAPSPCIVAR_H_

#include <sys/vmem.h>

struct gaps_softc {
	device_t sc_dev;
	bus_space_tag_t sc_memt;
	bus_space_handle_t sc_gaps_memh;
	bus_space_handle_t sc_pci_memh;
	bus_space_handle_t sc_dma_memh;
	struct dreamcast_pci_chipset sc_pc;
	struct dreamcast_bus_dma_tag sc_dmat;
	paddr_t sc_dmabase;
	size_t sc_dmasize;
	vmem_t *sc_dma_arena;
};

void	gaps_pci_init(struct gaps_softc *);
void	gaps_dma_init(struct gaps_softc *);

#endif /* _DREAMCAST_GAPSPCIVAR_H_ */