NetBSD/sys/arch/i386/i386/conf.c
1999-04-08 12:10:53 +00:00

481 lines
14 KiB
C

/* $NetBSD: conf.c,v 1.113 1999/04/08 12:10:53 drochner Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Charles M. Hannum.
*
* 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 NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#include "opt_compat_svr4.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/buf.h>
#include <sys/ioctl.h>
#include <sys/tty.h>
#include <sys/conf.h>
#include <sys/vnode.h>
#include "wd.h"
bdev_decl(wd);
bdev_decl(sw);
#include "fdc.h"
bdev_decl(fd);
#include "wt.h"
bdev_decl(wt);
#include "sd.h"
bdev_decl(sd);
#include "st.h"
bdev_decl(st);
#include "cd.h"
bdev_decl(cd);
#include "mcd.h"
bdev_decl(mcd);
#include "vnd.h"
bdev_decl(vnd);
#include "scd.h"
bdev_decl(scd);
#include "ccd.h"
bdev_decl(ccd);
#include "raid.h"
bdev_decl(raid);
#include "md.h"
bdev_decl(md);
struct bdevsw bdevsw[] =
{
bdev_disk_init(NWD,wd), /* 0: ST506/ESDI/IDE disk */
bdev_swap_init(1,sw), /* 1: swap pseudo-device */
bdev_disk_init(NFDC,fd), /* 2: floppy diskette */
bdev_tape_init(NWT,wt), /* 3: QIC-02/QIC-36 tape */
bdev_disk_init(NSD,sd), /* 4: SCSI disk */
bdev_tape_init(NST,st), /* 5: SCSI tape */
bdev_disk_init(NCD,cd), /* 6: SCSI CD-ROM */
bdev_disk_init(NMCD,mcd), /* 7: Mitsumi CD-ROM */
bdev_lkm_dummy(), /* 8 */
bdev_lkm_dummy(), /* 9 */
bdev_lkm_dummy(), /* 10 */
bdev_lkm_dummy(), /* 11 */
bdev_lkm_dummy(), /* 12 */
bdev_lkm_dummy(), /* 13 */
bdev_disk_init(NVND,vnd), /* 14: vnode disk driver */
bdev_disk_init(NSCD,scd), /* 15: Sony CD-ROM */
bdev_disk_init(NCCD,ccd), /* 16: concatenated disk driver */
bdev_disk_init(NMD,md), /* 17: memory disk driver */
bdev_disk_init(NRAID,raid), /* 18: RAIDframe disk driver */
};
int nblkdev = sizeof(bdevsw) / sizeof(bdevsw[0]);
/* open, close, read, write, ioctl, tty, mmap */
#define cdev_pc_init(c,n) { \
dev_init(c,n,open), dev_init(c,n,close), dev_init(c,n,read), \
dev_init(c,n,write), dev_init(c,n,ioctl), dev_init(c,n,stop), \
dev_init(c,n,tty), ttpoll, dev_init(c,n,mmap), D_TTY }
/* open, close, write, ioctl */
#define cdev_lpt_init(c,n) { \
dev_init(c,n,open), dev_init(c,n,close), (dev_type_read((*))) enodev, \
dev_init(c,n,write), dev_init(c,n,ioctl), (dev_type_stop((*))) enodev, \
0, seltrue, (dev_type_mmap((*))) enodev }
/* open, close, read, ioctl */
#define cdev_joy_init(c,n) { \
dev_init(c,n,open), dev_init(c,n,close), dev_init(c,n,read), \
(dev_type_write((*))) enodev, dev_init(c,n,ioctl), \
(dev_type_stop((*))) enodev, 0, seltrue, \
(dev_type_mmap((*))) enodev }
/* open, close, ioctl, poll -- XXX should be a generic device */
#define cdev_ocis_init(c,n) { \
dev_init(c,n,open), dev_init(c,n,close), (dev_type_read((*))) enodev, \
(dev_type_write((*))) enodev, dev_init(c,n,ioctl), \
(dev_type_stop((*))) enodev, 0, dev_init(c,n,poll), \
(dev_type_mmap((*))) enodev, 0 }
#define cdev_apm_init cdev_ocis_init
/* open, close, read, ioctl */
#define cdev_satlink_init(c,n) { \
dev_init(c,n,open), dev_init(c,n,close), dev_init(c,n,read), \
(dev_type_write((*))) enodev, dev_init(c,n,ioctl), \
(dev_type_stop((*))) enodev, 0, dev_init(c,n,poll), \
(dev_type_mmap((*))) enodev }
cdev_decl(cn);
cdev_decl(ctty);
#define mmread mmrw
#define mmwrite mmrw
cdev_decl(mm);
cdev_decl(wd);
cdev_decl(sw);
#include "pty.h"
#define ptstty ptytty
#define ptsioctl ptyioctl
cdev_decl(pts);
#define ptctty ptytty
#define ptcioctl ptyioctl
cdev_decl(ptc);
cdev_decl(log);
#include "com.h"
cdev_decl(com);
cdev_decl(fd);
cdev_decl(wt);
cdev_decl(scd);
#include "pc.h"
#include "vt.h"
cdev_decl(pc);
cdev_decl(sd);
cdev_decl(st);
#include "ss.h"
cdev_decl(ss);
#include "uk.h"
cdev_decl(uk);
cdev_decl(cd);
#include "lpt.h"
cdev_decl(lpt);
#include "ch.h"
cdev_decl(ch);
dev_decl(filedesc,open);
#include "bpfilter.h"
cdev_decl(bpf);
cdev_decl(md);
#include "spkr.h"
cdev_decl(spkr);
#include "omms.h"
cdev_decl(mms);
#include "olms.h"
cdev_decl(lms);
#include "opms.h"
cdev_decl(pms);
#include "cy.h"
cdev_decl(cy);
cdev_decl(mcd);
#include "tun.h"
cdev_decl(tun);
cdev_decl(vnd);
#include "audio.h"
cdev_decl(audio);
#include "midi.h"
cdev_decl(midi);
#include "sequencer.h"
cdev_decl(music);
cdev_decl(svr4_net);
cdev_decl(ccd);
cdev_decl(raid);
#include "joy.h"
cdev_decl(joy);
#include "apm.h"
cdev_decl(apm);
#include "usb.h"
cdev_decl(usb);
#include "uhid.h"
cdev_decl(uhid);
#include "ugen.h"
cdev_decl(ugen);
#include "ulpt.h"
cdev_decl(ulpt);
#include "vcoda.h"
cdev_decl(vc_nb_);
#include "ipfilter.h"
#include "satlink.h"
cdev_decl(satlink);
#include "rnd.h"
#include "wsdisplay.h"
cdev_decl(wsdisplay);
#include "wskbd.h"
cdev_decl(wskbd);
#include "wsmouse.h"
cdev_decl(wsmouse);
#include "esh.h"
cdev_decl(esh_fp);
#include "scsibus.h"
cdev_decl(scsibus);
#ifdef __I4B_IS_INTEGRATED
/* open, close, ioctl */
#define cdev_i4bctl_init(c,n) { \
dev_init(c,n,open), dev_init(c,n,close), (dev_type_read((*))) enodev, \
(dev_type_write((*))) enodev, dev_init(c,n,ioctl), \
(dev_type_stop((*))) enodev, 0, seltrue, \
(dev_type_mmap((*))) enodev }
/* open, close, read, write */
#define cdev_i4brbch_init(c,n) { \
dev_init(c,n,open), dev_init(c,n,close), dev_init(c,n,read), \
dev_init(c,n,write), (dev_type_ioctl((*))) enodev, \
(dev_type_stop((*))) enodev, \
0, dev_init(c,n,poll), (dev_type_mmap((*))) enodev }
/* open, close, read, write */
#define cdev_i4btel_init(c,n) { \
dev_init(c,n,open), dev_init(c,n,close), dev_init(c,n,read), \
dev_init(c,n,write), (dev_type_ioctl((*))) enodev, \
(dev_type_stop((*))) enodev, \
0, dev_init(c,n,poll), (dev_type_mmap((*))) enodev, D_TTY }
/* open, close, read, ioctl */
#define cdev_i4btrc_init(c,n) { \
dev_init(c,n,open), dev_init(c,n,close), dev_init(c,n,read), \
(dev_type_write((*))) enodev, dev_init(c,n,ioctl), \
(dev_type_stop((*))) enodev, 0, (dev_type_poll((*))) enodev, \
(dev_type_mmap((*))) enodev }
/* open, close, read, poll, ioctl */
#define cdev_i4b_init(c,n) { \
dev_init(c,n,open), dev_init(c,n,close), dev_init(c,n,read), \
(dev_type_write((*))) enodev, dev_init(c,n,ioctl), \
(dev_type_stop((*))) enodev, 0, dev_init(c,n,poll), \
(dev_type_mmap((*))) enodev }
#include "i4b.h"
#include "i4bctl.h"
#include "i4btrc.h"
#include "i4brbch.h"
#include "i4btel.h"
cdev_decl(i4b);
cdev_decl(i4bctl);
cdev_decl(i4btrc);
cdev_decl(i4brbch);
cdev_decl(i4btel);
#endif
struct cdevsw cdevsw[] =
{
cdev_cn_init(1,cn), /* 0: virtual console */
cdev_ctty_init(1,ctty), /* 1: controlling terminal */
cdev_mm_init(1,mm), /* 2: /dev/{null,mem,kmem,...} */
cdev_disk_init(NWD,wd), /* 3: ST506/ESDI/IDE disk */
cdev_swap_init(1,sw), /* 4: /dev/drum (swap pseudo-device) */
cdev_tty_init(NPTY,pts), /* 5: pseudo-tty slave */
cdev_ptc_init(NPTY,ptc), /* 6: pseudo-tty master */
cdev_log_init(1,log), /* 7: /dev/klog */
cdev_tty_init(NCOM,com), /* 8: serial port */
cdev_disk_init(NFDC,fd), /* 9: floppy disk */
cdev_tape_init(NWT,wt), /* 10: QIC-02/QIC-36 tape */
cdev_disk_init(NSCD,scd), /* 11: Sony CD-ROM */
cdev_pc_init(NPC + NVT,pc), /* 12: PC console */
cdev_disk_init(NSD,sd), /* 13: SCSI disk */
cdev_tape_init(NST,st), /* 14: SCSI tape */
cdev_disk_init(NCD,cd), /* 15: SCSI CD-ROM */
cdev_lpt_init(NLPT,lpt), /* 16: parallel printer */
cdev_ch_init(NCH,ch), /* 17: SCSI autochanger */
cdev_disk_init(NCCD,ccd), /* 18: concatenated disk driver */
cdev_scanner_init(NSS,ss), /* 19: SCSI scanner */
cdev_uk_init(NUK,uk), /* 20: SCSI unknown */
cdev_apm_init(NAPM,apm), /* 21: Advancded Power Management */
cdev_fd_init(1,filedesc), /* 22: file descriptor pseudo-device */
cdev_bpftun_init(NBPFILTER,bpf),/* 23: Berkeley packet filter */
cdev_disk_init(NMD,md), /* 24: memory disk driver */
cdev_notdef(), /* 25 */
cdev_joy_init(NJOY,joy), /* 26: joystick */
cdev_spkr_init(NSPKR,spkr), /* 27: PC speaker */
cdev_lkm_init(NLKM,lkm), /* 28: loadable module driver */
cdev_lkm_dummy(), /* 29 */
cdev_lkm_dummy(), /* 30 */
cdev_lkm_dummy(), /* 31 */
cdev_lkm_dummy(), /* 32 */
cdev_lkm_dummy(), /* 33 */
cdev_lkm_dummy(), /* 34 */
cdev_mouse_init(NOMMS,mms), /* 35: Microsoft mouse */
cdev_mouse_init(NOLMS,lms), /* 36: Logitech mouse */
cdev_mouse_init(NOPMS,pms), /* 37: PS/2 mouse */
cdev_tty_init(NCY,cy), /* 38: Cyclom serial port */
cdev_disk_init(NMCD,mcd), /* 39: Mitsumi CD-ROM */
cdev_bpftun_init(NTUN,tun), /* 40: network tunnel */
cdev_disk_init(NVND,vnd), /* 41: vnode disk driver */
cdev_audio_init(NAUDIO,audio), /* 42: generic audio I/O */
#ifdef COMPAT_SVR4
cdev_svr4_net_init(1,svr4_net), /* 43: svr4 net pseudo-device */
#else
cdev_notdef(), /* 43 */
#endif
cdev_ipf_init(NIPFILTER,ipl), /* 44: ip-filter device */
cdev_satlink_init(NSATLINK,satlink), /* 45: planetconnect satlink */
cdev_rnd_init(NRND,rnd), /* 46: random source pseudo-device */
cdev_wsdisplay_init(NWSDISPLAY,
wsdisplay), /* 47: frame buffers, etc. */
cdev_mouse_init(NWSKBD, wskbd), /* 48: keyboards */
cdev_mouse_init(NWSMOUSE,
wsmouse), /* 49: mice */
/* reserve range for i4b (distributed separately) */
#ifdef __I4B_IS_INTEGRATED
cdev_i4b_init(NI4B, i4b), /* 50: i4b main device */
cdev_i4bctl_init(NI4BCTL, i4bctl), /* 51: i4b control device */
cdev_i4brbch_init(NI4BRBCH, i4brbch), /* 52: i4b raw b-channel access */
cdev_i4btrc_init(NI4BTRC, i4btrc), /* 53: i4b trace device */
cdev_i4btel_init(NI4BTEL, i4btel), /* 54: i4b phone device */
#else
cdev_notdef(), /* 50 */
cdev_notdef(), /* 51 */
cdev_notdef(), /* 52 */
cdev_notdef(), /* 53 */
cdev_notdef(), /* 54 */
#endif
cdev_usb_init(NUSB,usb), /* 55: USB controller */
cdev_usbdev_init(NUHID,uhid), /* 56: USB generic HID */
cdev_lpt_init(NULPT,ulpt), /* 57: USB printer */
cdev_midi_init(NMIDI,midi), /* 58: MIDI I/O */
cdev_midi_init(NSEQUENCER,sequencer), /* 59: sequencer I/O */
cdev_vc_nb_init(NVCODA,vc_nb_), /* 60: coda file system psdev */
cdev_scsibus_init(NSCSIBUS,scsibus), /* 61: SCSI bus */
cdev_disk_init(NRAID,raid), /* 62: RAIDframe disk driver */
cdev_esh_init(NESH, esh_fp), /* 63: HIPPI (esh) raw device */
cdev_ugen_init(NUGEN,ugen), /* 64: USB generic driver */
};
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);
/*
* Returns true if dev is /dev/mem or /dev/kmem.
*/
int
iskmemdev(dev)
dev_t dev;
{
return (major(dev) == mem_no && (minor(dev) < 2 || minor(dev) == 14));
}
/*
* Returns true if dev is /dev/zero.
*/
int
iszerodev(dev)
dev_t dev;
{
return (major(dev) == mem_no && minor(dev) == 12);
}
static int chrtoblktbl[] = {
/* XXXX This needs to be dynamic for LKMs. */
/*VCHR*/ /*VBLK*/
/* 0 */ NODEV,
/* 1 */ NODEV,
/* 2 */ NODEV,
/* 3 */ 0,
/* 4 */ NODEV,
/* 5 */ NODEV,
/* 6 */ NODEV,
/* 7 */ NODEV,
/* 8 */ NODEV,
/* 9 */ 2,
/* 10 */ 3,
/* 11 */ 15,
/* 12 */ NODEV,
/* 13 */ 4,
/* 14 */ 5,
/* 15 */ 6,
/* 16 */ NODEV,
/* 17 */ NODEV,
/* 18 */ 16,
/* 19 */ NODEV,
/* 20 */ NODEV,
/* 21 */ NODEV,
/* 22 */ NODEV,
/* 23 */ NODEV,
/* 24 */ 17,
/* 25 */ NODEV,
/* 26 */ NODEV,
/* 27 */ NODEV,
/* 28 */ NODEV,
/* 29 */ NODEV,
/* 30 */ NODEV,
/* 31 */ NODEV,
/* 32 */ NODEV,
/* 33 */ NODEV,
/* 34 */ NODEV,
/* 35 */ NODEV,
/* 36 */ NODEV,
/* 37 */ NODEV,
/* 38 */ NODEV,
/* 39 */ 7,
/* 40 */ NODEV,
/* 41 */ 14,
/* 42 */ NODEV,
/* 43 */ NODEV,
/* 44 */ NODEV,
/* 45 */ NODEV,
/* 46 */ NODEV,
/* 47 */ NODEV,
/* 48 */ NODEV,
/* 49 */ NODEV,
/* 50 */ NODEV,
/* 51 */ NODEV,
/* 52 */ NODEV,
/* 53 */ NODEV,
/* 54 */ NODEV,
/* 55 */ NODEV,
/* 56 */ NODEV,
/* 57 */ NODEV,
/* 58 */ NODEV,
/* 59 */ NODEV,
/* 60 */ NODEV,
/* 61 */ NODEV,
/* 62 */ 18,
/* 63 */ NODEV,
/* 64 */ NODEV,
};
/*
* Convert a character device number to a block device number.
*/
dev_t
chrtoblk(dev)
dev_t dev;
{
int blkmaj;
if (major(dev) >= nchrdev)
return (NODEV);
blkmaj = chrtoblktbl[major(dev)];
if (blkmaj == NODEV)
return (NODEV);
return (makedev(blkmaj, minor(dev)));
}