xref: /csrg-svn/sys/hp300/stand/conf.c (revision 56510)
141488Smckusick /*
241488Smckusick  * Copyright (c) 1982, 1986, 1990 The Regents of the University of California.
341488Smckusick  * All rights reserved.
441488Smckusick  *
541488Smckusick  * %sccs.include.redist.c%
641488Smckusick  *
7*56510Sbostic  *	@(#)conf.c	7.5 (Berkeley) 10/11/92
841488Smckusick  */
941488Smckusick 
10*56510Sbostic #include <sys/param.h>
11*56510Sbostic #include <stand/saio.h>
1241488Smckusick 
1349159Sbostic extern int	nullsys(), nodev(), noioctl();
1441488Smckusick 
1554073Shibler #ifdef BOOT
1654073Shibler #define	ctstrategy	nullsys
1754073Shibler #define	ctopen		nodev
1854073Shibler #define	ctclose		nullsys
1954073Shibler #else
2049159Sbostic int	ctstrategy(), ctopen(), ctclose();
2154073Shibler #endif
2249159Sbostic #define	ctioctl	noioctl
2341488Smckusick 
2449159Sbostic int	rdstrategy(), rdopen();
2549159Sbostic #define	rdioctl	noioctl
2641488Smckusick 
2749159Sbostic int	sdstrategy(), sdopen();
2849159Sbostic #define	sdioctl	noioctl
2941488Smckusick 
3041488Smckusick 
3141488Smckusick struct devsw devsw[] = {
3254073Shibler 	{ "ct",	ctstrategy,	ctopen,	ctclose,	ctioctl }, /*0*/
3354073Shibler 	{ "??",	nullsys,	nodev,	nullsys,	noioctl }, /*1*/
3454073Shibler 	{ "rd",	rdstrategy,	rdopen,	nullsys,	rdioctl }, /*2*/
3554073Shibler 	{ "??",	nullsys,	nodev,	nullsys,	noioctl }, /*3*/
3654073Shibler 	{ "sd",	sdstrategy,	sdopen,	nullsys,	sdioctl }, /*4*/
3741488Smckusick };
3849159Sbostic 
3949159Sbostic int	ndevs = (sizeof(devsw)/sizeof(devsw[0]));
4054073Shibler 
4154073Shibler /*
4254073Shibler  * Convert old style unit syntax into adaptor/controller/unit
4354073Shibler  */
4454073Shibler devconvert(io)
4554073Shibler 	register struct iob *io;
4654073Shibler {
4754073Shibler 	if (io->i_unit == 0 || io->i_adapt || io->i_ctlr)
4854073Shibler 		return;
4954073Shibler 	io->i_adapt = io->i_unit / 8;
5054073Shibler 	io->i_ctlr = io->i_unit % 8;
5154073Shibler 	io->i_unit = 0;
5254073Shibler }
53