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New device support patch, if_ed, sio, tw, codrv
[unix-history] / usr / src / sys.386bsd / i386 / i386 / conf.c
/*-
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* William Jolitz.
*
* 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 the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
*
* @(#)conf.c 5.8 (Berkeley) 5/12/91
*
* PATCHES MAGIC LEVEL PATCH THAT GOT US HERE
* -------------------- ----- ----------------------
* CURRENT PATCH LEVEL: 5 00160
* -------------------- ----- ----------------------
*
* 10 Feb 93 Jordan K. Hubbard Added select entry for com driver
* 10 Feb 93 Julian Elischer Add empty table entries
* so we can allocate numbers
* 15 Feb 93 Julian Elischer Add basic SCSI device entries
* 16 Feb 93 Julian Elischer add entries for scsi media changer
* 01 Mar 93 Jordan K. Hubbard Reserve major numbers for codrv, fd, bpf
* 10 Mar 83 Rodney W. Grimes General clean up of the above patches
* 06 Apr 93 Rodney W. Grimes Fixed NLPT for LPA driver case, added
* spkr, dcfclock
* 23 Apr 93 Holger Veit added codrv
* 25 May 93 Bruce Evans New fast interrupt serial driver (sio)
* Gene Stark Xten power controller info added (tw)
* Rick Macklem Bus mouse driver (mse)
*
*/
static char rcsid[] = "$Header: /usr/src/sys.386bsd/i386/i386/RCS/conf.c,v 1.2 92/01/21 14:21:57 william Exp Locker: toor $";
#include "param.h"
#include "systm.h"
#include "buf.h"
#include "ioctl.h"
#include "tty.h"
#include "conf.h"
int nullop(), enxio(), enodev(), rawread(), rawwrite(), swstrategy();
int rawread(), rawwrite(), swstrategy();
#include "wd.h"
#if NWD > 0
int wdopen(),wdclose(),wdstrategy(),wdioctl();
int wddump(),wdsize();
#else
#define wdopen enxio
#define wdclose enxio
#define wdstrategy enxio
#define wdioctl enxio
#define wddump enxio
#define wdsize NULL
#endif
#include "as.h"
#if NAS > 0
int asopen(),asclose(),asstrategy(),asioctl();
int /*asdump(),*/assize();
#define asdump enxio
#else
#define asopen enxio
#define asclose enxio
#define asstrategy enxio
#define asioctl enxio
#define asdump enxio
#define assize NULL
#endif
#include "sd.h"
#if NSD > 0
int sdopen(),sdclose(),sdstrategy(),sdioctl();
int /*sddump(),*/sdsize();
#define sddump enxio
#else
#define sdopen enxio
#define sdclose enxio
#define sdstrategy enxio
#define sdioctl enxio
#define sddump enxio
#define sdsize NULL
#endif
#include "st.h"
#if NST > 0
int stopen(),stclose(),ststrategy(),stioctl();
/*int stdump(),stsize();*/
#define stdump enxio
#define stsize NULL
#else
#define stopen enxio
#define stclose enxio
#define ststrategy enxio
#define stioctl enxio
#define stdump enxio
#define stsize NULL
#endif
#include "cd.h"
#if NCD > 0
int cdopen(),cdclose(),cdstrategy(),cdioctl();
int /*cddump(),*/cdsize();
#define cddump enxio
#else
#define cdopen enxio
#define cdclose enxio
#define cdstrategy enxio
#define cdioctl enxio
#define cddump enxio
#define cdsize NULL
#endif
#include "ch.h"
#if NCH > 0
int chopen(),chclose(),chioctl();
#else
#define chopen enxio
#define chclose enxio
#define chioctl enxio
#endif
#include "wt.h"
#if NWT > 0
int wtopen(),wtclose(),wtstrategy(),wtioctl();
int wtdump(),wtsize();
#else
#define wtopen enxio
#define wtclose enxio
#define wtstrategy enxio
#define wtioctl enxio
#define wtdump enxio
#define wtsize NULL
#endif
#include "fd.h"
#if NFD > 0
int Fdopen(),fdclose(),fdstrategy();
#define fdioctl enxio
#define fddump enxio
#define fdsize NULL
#else
#define Fdopen enxio
#define fdclose enxio
#define fdstrategy enxio
#define fdioctl enxio
#define fddump enxio
#define fdsize NULL
#endif
int swstrategy(),swread(),swwrite();
struct bdevsw bdevsw[] =
{
{ wdopen, wdclose, wdstrategy, wdioctl, /*0*/
wddump, wdsize, NULL },
{ enodev, enodev, swstrategy, enodev, /*1*/
enodev, enodev, NULL },
{ Fdopen, fdclose, fdstrategy, fdioctl, /*2*/
fddump, fdsize, NULL },
{ wtopen, wtclose, wtstrategy, wtioctl, /*3*/
wtdump, wtsize, B_TAPE },
#if NSD > 0
{ sdopen, sdclose, sdstrategy, sdioctl, /*4*/
sddump, sdsize, NULL },
#else NSD > 0
{ asopen, asclose, asstrategy, asioctl, /*4*/
asdump, assize, NULL },
#endif NSD > 0
{ stopen, stclose, ststrategy, stioctl, /*5*/
stdump, stsize, NULL },
{ cdopen, cdclose, cdstrategy, cdioctl, /*6*/
cddump, cdsize, NULL },
/*
* If you need a bdev major number, please contact the 386bsd patchkit
* coordinator by sending mail to "patches@cs.montana.edu".
* If you assign one yourself it may conflict with someone else.
*/
};
int nblkdev = sizeof (bdevsw) / sizeof (bdevsw[0]);
int cnopen(),cnclose(),cnread(),cnwrite(),cnioctl(),cnselect();
int pcopen(),pcclose(),pcread(),pcwrite(),pcioctl(),pcmmap();
extern struct tty pccons;
int cttyopen(), cttyread(), cttywrite(), cttyioctl(), cttyselect();
int mmrw();
#define mmselect seltrue
#include "pty.h"
#if NPTY > 0
int ptsopen(),ptsclose(),ptsread(),ptswrite(),ptsstop();
int ptcopen(),ptcclose(),ptcread(),ptcwrite(),ptcselect();
int ptyioctl();
struct tty pt_tty[];
#else
#define ptsopen enxio
#define ptsclose enxio
#define ptsread enxio
#define ptswrite enxio
#define ptcopen enxio
#define ptcclose enxio
#define ptcread enxio
#define ptcwrite enxio
#define ptyioctl enxio
#define pt_tty NULL
#define ptcselect enxio
#define ptsstop nullop
#endif
#include "com.h"
#if NCOM > 0
int comopen(),comclose(),comread(),comwrite(),comioctl(),comselect();
#define comreset enxio
extern struct tty com_tty[];
#else
#define comopen enxio
#define comclose enxio
#define comread enxio
#define comwrite enxio
#define comioctl enxio
#define comreset enxio
#define comselect enxio
#define com_tty NULL
#endif
int logopen(),logclose(),logread(),logioctl(),logselect();
int ttselect(), seltrue();
#include "lpt.h"
#if NLPT > 0
int lptopen(),lptclose(),lptwrite(),lptioctl();
#else
#define lptopen enxio
#define lptclose enxio
#define lptwrite enxio
#define lptioctl enxio
#endif
#include "co.h"
#if NCO > 0
int coopen(),coclose(),coread(),coioctl(),coselect(),comap();
#define pcmmap comap
#else
#define coopen enxio
#define coclose enxio
#define coread enxio
#define coioctl enxio
#define coselect enxio
#define comap enxio
#endif
#include "tw.h"
#if NTW > 0
int twopen(),twclose(),twread(),twwrite(),twselect();
#else
#define twopen enxio
#define twclose enxio
#define twread enxio
#define twwrite enxio
#define twselect enxio
#endif
int fdopen();
#include "bpfilter.h"
#if NBPFILTER > 0
int bpfopen(),bpfclose(),bpfread(),bpfwrite(),bpfselect(),bpfioctl();
#else
#define bpfopen enxio
#define bpfclose enxio
#define bpfread enxio
#define bpfwrite enxio
#define bpfselect enxio
#define bpfioctl enxio
#endif
#include "dcfclk.h"
#if NDCFCLK > 0
int dcfclkopen(),dcfclkclose(),dcfclkread(),dcfclkioctl(),dcfclkselect();
#else
#define dcfclkopen enxio
#define dcfclkclose enxio
#define dcfclkread enxio
#define dcfclkioctl enxio
#define dcfclkselect enxio
#endif
#include "lpa.h"
#if NLPA > 0
int lpaopen(),lpaclose(),lpawrite(),lpaioctl();
#else
#define lpaopen enxio
#define lpaclose enxio
#define lpawrite enxio
#define lpaioctl enxio
#endif
#include "speaker.h"
#if NSPEAKER > 0
int spkropen(),spkrclose(),spkrwrite(),spkrioctl();
#else
#define spkropen enxio
#define spkrclose enxio
#define spkrwrite enxio
#define spkrioctl enxio
#endif
#include "mse.h"
#if NMSE > 0
int mseopen(),mseclose(),mseread(),mseselect();
#else
#define mseopen enxio
#define mseclose enxio
#define mseread enxio
#define mseselect enxio
#endif
#include "sio.h"
#if NSIO > 0
int sioopen(),sioclose(),sioread(),siowrite(),sioioctl(),sioselect(),
siostop();
#define sioreset enxio
extern struct tty sio_tty[];
#else
#define sioopen enxio
#define sioclose enxio
#define sioread enxio
#define siowrite enxio
#define sioioctl enxio
#define siostop enxio
#define sioreset enxio
#define sioselect enxio
#define sio_tty NULL
#endif
struct cdevsw cdevsw[] =
{
{ cnopen, cnclose, cnread, cnwrite, /*0*/
cnioctl, nullop, nullop, NULL, /* console */
cnselect, enodev, NULL },
{ cttyopen, nullop, cttyread, cttywrite, /*1*/
cttyioctl, nullop, nullop, NULL, /* tty */
cttyselect, enodev, NULL },
{ nullop, nullop, mmrw, mmrw, /*2*/
enodev, nullop, nullop, NULL, /* memory */
mmselect, enodev, NULL },
{ wdopen, wdclose, rawread, rawwrite, /*3*/
wdioctl, enodev, nullop, NULL, /* wd */
seltrue, enodev, wdstrategy },
{ nullop, nullop, rawread, rawwrite, /*4*/
enodev, enodev, nullop, NULL, /* swap */
enodev, enodev, swstrategy },
{ ptsopen, ptsclose, ptsread, ptswrite, /*5*/
ptyioctl, ptsstop, nullop, pt_tty, /* ttyp */
ttselect, enodev, NULL },
{ ptcopen, ptcclose, ptcread, ptcwrite, /*6*/
ptyioctl, nullop, nullop, pt_tty, /* ptyp */
ptcselect, enodev, NULL },
{ logopen, logclose, logread, enodev, /*7*/
logioctl, enodev, nullop, NULL, /* klog */
logselect, enodev, NULL },
{ comopen, comclose, comread, comwrite, /*8*/
comioctl, enodev, comreset, com_tty, /* com */
comselect, enodev, NULL },
{ Fdopen, fdclose, rawread, rawwrite, /*9*/
fdioctl, enodev, nullop, NULL, /* Fd (!=fd) */
seltrue, enodev, fdstrategy },
{ wtopen, wtclose, rawread, rawwrite, /*10*/
wtioctl, enodev, nullop, NULL, /* wt */
seltrue, enodev, wtstrategy },
{ enodev, enodev, enodev, enodev, /*11*/
enodev, enodev, nullop, NULL,
seltrue, enodev, enodev },
{ pcopen, pcclose, pcread, pcwrite, /*12*/
pcioctl, nullop, nullop, &pccons, /* pc */
ttselect, pcmmap, NULL },
#if NSD > 0
{ sdopen, sdclose, rawread, rawwrite, /*13*/
sdioctl, enodev, nullop, NULL, /* sd */
seltrue, enodev, sdstrategy },
#else NSD > 0
{ asopen, asclose, rawread, rawwrite, /*13*/
asioctl, enodev, nullop, NULL, /* as */
seltrue, enodev, asstrategy },
#endif NSD > 0
{ stopen, stclose, rawread, rawwrite, /*14*/
stioctl, enodev, nullop, NULL, /* st */
seltrue, enodev, ststrategy },
{ cdopen, cdclose, rawread, enodev, /*15*/
cdioctl, enodev, nullop, NULL, /* cd */
seltrue, enodev, cdstrategy },
{ lptopen, lptclose, nullop, lptwrite, /*16*/
lptioctl, nullop, nullop, NULL, /* lpt */
seltrue, enodev, enodev},
{ chopen, chclose, enxio, enxio, /*17*/
chioctl, enxio, enxio, NULL, /* ch */
enxio, enxio, enxio },
{ enxio, enxio, enxio, enxio, /*18*/
enxio, enxio, enxio, NULL, /* scsi generic */
enxio, enxio, enxio },
{ twopen, twclose, twread, twwrite, /*19*/
enodev, nullop, nullop, NULL, /* tw */
twselect, enodev, enodev },
{ enxio, enxio, enxio, enxio, /*20*/
enxio, enxio, enxio, NULL, /* soundblaster?*/
enxio, enxio, enxio },
{ coopen, coclose, coread, enxio, /*21*/
coioctl, nullop, nullop, NULL, /* co */
coselect, comap, NULL },
{ fdopen, enxio, enxio, enxio, /*22*/
enxio, enxio, enxio, NULL, /* fd (!=Fd) */
enxio, enxio, enxio },
{ bpfopen, bpfclose, bpfread, bpfwrite, /*23*/
bpfioctl, enodev, nullop, NULL, /* bpf */
bpfselect, enodev, NULL },
{ dcfclkopen, dcfclkclose, dcfclkread, enodev, /*24*/
dcfclkioctl, enodev, nullop, NULL, /* dcfclk */
dcfclkselect, enodev, NULL },
{ lpaopen, lpaclose, nullop, lpawrite, /*25*/
lpaioctl, nullop, nullop, NULL, /* lpa */
seltrue, enodev, enodev},
{ spkropen, spkrclose, enxio, spkrwrite, /*26*/
spkrioctl, enxio, enxio, NULL, /* spkr */
enxio, enxio, enxio },
{ mseopen, mseclose, mseread, nullop, /*27*/
nullop, enodev, nullop, NULL, /* mse */
mseselect, enodev, NULL },
{ sioopen, sioclose, sioread, siowrite, /*28*/
sioioctl, siostop, sioreset, sio_tty, /* sio */
sioselect, enodev, NULL },
/*
* If you need a cdev major number, please contact the 386bsd patchkit
* coordinator by sending mail to "patches@cs.montana.edu".
* If you assign one yourself it may then conflict with someone else.
*/
};
int nchrdev = sizeof (cdevsw) / sizeof (cdevsw[0]);
int mem_no = 2; /* major device number of memory special file */
/*
* Swapdev is a fake device implemented
* in sw.c used only internally to get to swstrategy.
* It cannot be provided to the users, because the
* swstrategy routine munches the b_dev and b_blkno entries
* before calling the appropriate driver. This would horribly
* confuse, e.g. the hashing routines. Instead, /dev/drum is
* provided as a character (raw) device.
*/
dev_t swapdev = makedev(1, 0);
Continuous source code history from original PDP-7 UNIX to FreeBSD 2, the first fully unencumbered FreeBSD release.