375 lines
10 KiB
C
375 lines
10 KiB
C
/* $NetBSD: conf.c,v 1.6 2002/01/12 15:03:58 manu Exp $ */
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/*-
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Charles M. Hannum.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "opt_compat_svr4.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/buf.h>
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#include <sys/ioctl.h>
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#include <sys/tty.h>
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#include <sys/conf.h>
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#include <sys/vnode.h>
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#include "wd.h"
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bdev_decl(wd);
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bdev_decl(sw);
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#include "fdc.h"
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bdev_decl(fd);
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#include "wt.h"
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bdev_decl(wt);
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#include "sd.h"
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bdev_decl(sd);
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#include "st.h"
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bdev_decl(st);
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#include "cd.h"
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bdev_decl(cd);
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#include "mcd.h"
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bdev_decl(mcd);
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#include "vnd.h"
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bdev_decl(vnd);
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#include "scd.h"
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bdev_decl(scd);
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#include "ccd.h"
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bdev_decl(ccd);
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#include "md.h"
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bdev_decl(md);
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#include "raid.h"
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bdev_decl(raid);
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struct bdevsw bdevsw[] =
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{
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bdev_disk_init(NWD,wd), /* 0: ST506/ESDI/IDE disk */
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bdev_swap_init(1,sw), /* 1: swap pseudo-device */
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bdev_disk_init(NFDC,fd), /* 2: floppy diskette */
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bdev_tape_init(NWT,wt), /* 3: QIC-02/QIC-36 tape */
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bdev_disk_init(NSD,sd), /* 4: SCSI disk */
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bdev_tape_init(NST,st), /* 5: SCSI tape */
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bdev_disk_init(NCD,cd), /* 6: SCSI CD-ROM */
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bdev_disk_init(NMCD,mcd), /* 7: Mitsumi CD-ROM */
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bdev_lkm_dummy(), /* 8 */
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bdev_lkm_dummy(), /* 9 */
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bdev_lkm_dummy(), /* 10 */
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bdev_lkm_dummy(), /* 11 */
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bdev_lkm_dummy(), /* 12 */
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bdev_lkm_dummy(), /* 13 */
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bdev_disk_init(NVND,vnd), /* 14: vnode disk driver */
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bdev_disk_init(NSCD,scd), /* 15: Sony CD-ROM */
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bdev_disk_init(NCCD,ccd), /* 16: concatenated disk driver */
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bdev_disk_init(NMD,md), /* 17: memory disk driver */
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bdev_disk_init(NRAID,raid), /* 18: RAIDframe disk driver */
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};
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int nblkdev = sizeof(bdevsw) / sizeof(bdevsw[0]);
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#include "i4b.h"
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#include "i4bctl.h"
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#include "i4btrc.h"
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#include "i4brbch.h"
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#include "i4btel.h"
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cdev_decl(i4b);
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cdev_decl(i4bctl);
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cdev_decl(i4btrc);
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cdev_decl(i4brbch);
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cdev_decl(i4btel);
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cdev_decl(cn);
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cdev_decl(ctty);
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#define mmread mmrw
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#define mmwrite mmrw
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cdev_decl(mm);
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cdev_decl(wd);
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cdev_decl(sw);
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#include "pty.h"
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#define ptstty ptytty
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#define ptsioctl ptyioctl
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cdev_decl(pts);
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#define ptctty ptytty
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#define ptcioctl ptyioctl
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cdev_decl(ptc);
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cdev_decl(log);
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#include "com.h"
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cdev_decl(com);
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cdev_decl(fd);
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cdev_decl(wt);
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cdev_decl(scd);
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/*#include "pc.h"
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cdev_decl(pc); */
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cdev_decl(sd);
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cdev_decl(st);
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#include "ss.h"
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cdev_decl(ss);
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#include "uk.h"
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cdev_decl(uk);
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cdev_decl(cd);
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#include "lpt.h"
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cdev_decl(lpt);
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#include "ch.h"
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cdev_decl(ch);
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dev_decl(filedesc,open);
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#include "bpfilter.h"
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cdev_decl(bpf);
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cdev_decl(md);
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#include "spkr.h"
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cdev_decl(spkr);
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/* #include "mms.h"
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cdev_decl(mms);
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#include "lms.h"
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cdev_decl(lms);
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#include "pms.h"
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cdev_decl(pms); */
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#include "cy.h"
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cdev_decl(cy);
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cdev_decl(mcd);
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#include "tun.h"
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cdev_decl(tun);
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cdev_decl(vnd);
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#include "audio.h"
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cdev_decl(audio);
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cdev_decl(svr4_net);
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cdev_decl(ccd);
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cdev_decl(raid);
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#include "ipfilter.h"
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#include "satlink.h"
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cdev_decl(satlink);
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#include "rnd.h"
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#include "wsdisplay.h"
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cdev_decl(wsdisplay);
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#include "wskbd.h"
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cdev_decl(wskbd);
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#include "wsmouse.h"
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cdev_decl(wsmouse);
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#include "wsmux.h"
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cdev_decl(wsmux);
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#include "scsibus.h"
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cdev_decl(scsibus);
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#include "clockctl.h"
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cdev_decl(clockctl);
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struct cdevsw cdevsw[] =
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{
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cdev_cn_init(1,cn), /* 0: virtual console */
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cdev_ctty_init(1,ctty), /* 1: controlling terminal */
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cdev_mm_init(1,mm), /* 2: /dev/{null,mem,kmem,...} */
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cdev_disk_init(NWD,wd), /* 3: ST506/ESDI/IDE disk */
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cdev_swap_init(1,sw), /* 4: /dev/drum (swap pseudo-device) */
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cdev_tty_init(NPTY,pts), /* 5: pseudo-tty slave */
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cdev_ptc_init(NPTY,ptc), /* 6: pseudo-tty master */
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cdev_log_init(1,log), /* 7: /dev/klog */
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cdev_tty_init(NCOM,com), /* 8: serial port */
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cdev_disk_init(NFDC,fd), /* 9: floppy disk */
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cdev_tape_init(NWT,wt), /* 10: QIC-02/QIC-36 tape */
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cdev_disk_init(NSCD,scd), /* 11: Sony CD-ROM */
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cdev_notdef(), /* 12 */
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cdev_disk_init(NSD,sd), /* 13: SCSI disk */
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cdev_tape_init(NST,st), /* 14: SCSI tape */
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cdev_disk_init(NCD,cd), /* 15: SCSI CD-ROM */
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cdev_lpt_init(NLPT,lpt), /* 16: parallel printer */
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cdev_ch_init(NCH,ch), /* 17: SCSI autochanger */
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cdev_disk_init(NCCD,ccd), /* 18: concatenated disk driver */
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cdev_scanner_init(NSS,ss), /* 19: SCSI scanner */
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cdev_uk_init(NUK,uk), /* 20: SCSI unknown */
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cdev_notdef(), /* 21: */
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cdev_fd_init(1,filedesc), /* 22: file descriptor pseudo-device */
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cdev_bpftun_init(NBPFILTER,bpf),/* 23: Berkeley packet filter */
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cdev_disk_init(NMD,md), /* 24: memory disk driver */
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cdev_notdef(), /* 25 */
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cdev_notdef(), /* 26 */
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cdev_spkr_init(NSPKR,spkr), /* 27: PC speaker */
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cdev_lkm_init(NLKM,lkm), /* 28: loadable module driver */
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cdev_lkm_dummy(), /* 29 */
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cdev_lkm_dummy(), /* 30 */
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cdev_lkm_dummy(), /* 31 */
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cdev_lkm_dummy(), /* 32 */
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cdev_lkm_dummy(), /* 33 */
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cdev_lkm_dummy(), /* 34 */
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cdev_notdef(), /* 35: Microsoft mouse */
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cdev_notdef(), /* 36: Logitech mouse */
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cdev_notdef(), /* 37: PS/2 mouse */
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cdev_tty_init(NCY,cy), /* 38: Cyclom serial port */
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cdev_disk_init(NMCD,mcd), /* 39: Mitsumi CD-ROM */
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cdev_bpftun_init(NTUN,tun), /* 40: network tunnel */
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cdev_disk_init(NVND,vnd), /* 41: vnode disk driver */
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cdev_audio_init(NAUDIO,audio), /* 42: generic audio I/O */
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#ifdef COMPAT_SVR4
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cdev_svr4_net_init(1,svr4_net), /* 43: svr4 net pseudo-device */
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#else
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cdev_notdef(), /* 43 */
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#endif
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cdev_ipf_init(NIPFILTER,ipl), /* 44: ip-filter device */
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cdev_satlink_init(NSATLINK,satlink), /* 45: planetconnect satlink */
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cdev_rnd_init(NRND,rnd), /* 46: random source pseudo-device */
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cdev_wsdisplay_init(NWSDISPLAY,
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wsdisplay), /* 47: frame buffers, etc. */
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cdev_mouse_init(NWSKBD, wskbd), /* 48: ws keyboards */
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cdev_mouse_init(NWSMOUSE,
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wsmouse), /* 49: ws mice */
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cdev_scsibus_init(NSCSIBUS,scsibus), /* 50: SCSI bus */
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cdev_disk_init(NRAID,raid), /* 51: RAIDframe disk driver */
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cdev_mouse_init(NWSMUX, wsmux), /* 52: ws multiplexor */
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cdev_i4b_init(NI4B, i4b), /* 53: i4b main device */
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cdev_i4bctl_init(NI4BCTL, i4bctl), /* 54: i4b control device */
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cdev_i4brbch_init(NI4BRBCH, i4brbch), /* 55: i4b raw b-channel access */
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cdev_i4btrc_init(NI4BTRC, i4btrc), /* 56: i4b trace device */
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cdev_i4btel_init(NI4BTEL, i4btel), /* 57: i4b phone device */
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cdev_clockctl_init(NCLOCKCTL, clockctl),/* 58: clockctl pseudo device */
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};
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int nchrdev = sizeof(cdevsw) / sizeof(cdevsw[0]);
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int mem_no = 2; /* major device number of memory special file */
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/*
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* Swapdev is a fake device implemented
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* in sw.c used only internally to get to swstrategy.
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* It cannot be provided to the users, because the
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* swstrategy routine munches the b_dev and b_blkno entries
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* before calling the appropriate driver. This would horribly
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* confuse, e.g. the hashing routines. Instead, /dev/drum is
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* provided as a character (raw) device.
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*/
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dev_t swapdev = makedev(1, 0);
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/*
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* Returns true if dev is /dev/mem or /dev/kmem.
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*/
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int
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iskmemdev(dev)
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dev_t dev;
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{
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return (major(dev) == mem_no && (minor(dev) < 2 || minor(dev) == 14));
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}
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/*
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* Returns true if dev is /dev/zero.
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*/
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int
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iszerodev(dev)
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dev_t dev;
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{
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return (major(dev) == mem_no && minor(dev) == 12);
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}
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static int chrtoblktbl[] = {
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/* XXXX This needs to be dynamic for LKMs. */
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/*VCHR*/ /*VBLK*/
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/* 0 */ NODEV,
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/* 1 */ NODEV,
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/* 2 */ NODEV,
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/* 3 */ 0,
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/* 4 */ NODEV,
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/* 5 */ NODEV,
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/* 6 */ NODEV,
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/* 7 */ NODEV,
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/* 8 */ NODEV,
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/* 9 */ 2,
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/* 10 */ 3,
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/* 11 */ 15,
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/* 12 */ NODEV,
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/* 13 */ 4,
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/* 14 */ 5,
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/* 15 */ 6,
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/* 16 */ NODEV,
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/* 17 */ NODEV,
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/* 18 */ 16,
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/* 19 */ NODEV,
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/* 20 */ NODEV,
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/* 21 */ NODEV,
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/* 22 */ NODEV,
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/* 23 */ NODEV,
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/* 24 */ 17,
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/* 25 */ NODEV,
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/* 26 */ NODEV,
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/* 27 */ NODEV,
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/* 28 */ NODEV,
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/* 29 */ NODEV,
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/* 30 */ NODEV,
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/* 31 */ NODEV,
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/* 32 */ NODEV,
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/* 33 */ NODEV,
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/* 34 */ NODEV,
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/* 35 */ NODEV,
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/* 36 */ NODEV,
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/* 37 */ NODEV,
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/* 38 */ NODEV,
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/* 39 */ 7,
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/* 40 */ NODEV,
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/* 41 */ 14,
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/* 42 */ NODEV,
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/* 43 */ NODEV,
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/* 44 */ NODEV,
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/* 45 */ NODEV,
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/* 46 */ NODEV,
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/* 47 */ NODEV,
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/* 48 */ NODEV,
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/* 49 */ NODEV,
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/* 50 */ NODEV,
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/* 51 */ 18,
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/* 52 */ NODEV,
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/* 53 */ NODEV,
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/* 54 */ NODEV,
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/* 55 */ NODEV,
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/* 56 */ NODEV,
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/* 57 */ NODEV,
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/* 58 */ NODEV,
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};
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/*
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* Convert a character device number to a block device number.
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*/
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dev_t
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chrtoblk(dev)
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dev_t dev;
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{
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int blkmaj;
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if (major(dev) >= nchrdev)
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return (NODEV);
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blkmaj = chrtoblktbl[major(dev)];
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if (blkmaj == NODEV)
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return (NODEV);
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return (makedev(blkmaj, minor(dev)));
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}
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