/*      $NetBSD: sgcvar.h,v 1.1 2011/02/12 05:15:39 tsutsui Exp $       */
/*      $OpenBSD: sgcvar.h,v 1.2 2007/01/06 20:09:12 miod Exp $ */

/*
* Copyright (c) 2005, Miodrag Vallat.
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*
*/

/*
* Autoconfiguration definitions and prototypes for the SGC bus.
*/

struct sgc_attach_args {
       int     saa_slot;               /* slot number */
       bus_space_tag_t saa_iot;
};

#ifdef _KERNEL
paddr_t sgc_slottopa(int);
#endif /* _KERNEL */

/* Macros to switch between SGC slot numbers and kernel conscode */
#define SGC_SLOT_TO_CONSCODE(slot)      (256 + (slot))
#define CONSCODE_TO_SGC_SLOT(code)      ((code) - 256)