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freebsd/sys/i386/include/dvcfg.h
2000-05-01 20:32:07 +00:00

66 lines
2.3 KiB
C

/* $FreeBSD$ */
/* $NetBSD$ */
/*
* [NetBSD for NEC PC98 series]
* Copyright (c) 1996 NetBSD/pc98 porting staff.
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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.
*/
/*
* Copyright (c) 1996 Naofumi HONDA. All rights reserved.
*/
#ifndef _I386_DVCFG_H_
#define _I386_DVCFG_H_
typedef void *dvcfg_hw_t;
struct dvcfg_hwsel {
int cfg_max;
dvcfg_hw_t *cfg_sel;
};
#define DVCFG_MAJOR(dvcfg) (((u_int)(dvcfg)) >> 16)
#define DVCFG_MINOR(dvcfg) (((u_int)(dvcfg)) & 0xffff)
#define DVCFG_MKCFG(major, minor) ((((u_int)(major)) << 16) | ((minor) & 0xffff))
#define DVCFG_HWSEL_SZ(array) (sizeof(array) / sizeof(dvcfg_hw_t))
static __inline dvcfg_hw_t dvcfg_hw __P((struct dvcfg_hwsel *, u_int));
static __inline dvcfg_hw_t
dvcfg_hw(selp, num)
struct dvcfg_hwsel *selp;
u_int num;
{
return ((num >= selp->cfg_max) ? 0 : selp->cfg_sel[num]);
}
#define DVCFG_HW(SELP, NUM) dvcfg_hw((SELP), (NUM))
#endif /* _I386_DVCFG_H_ */