/* $OpenBSD: conf.c,v 1.90 2024/06/11 09:21:32 jsg Exp $ */ /* $NetBSD: conf.c,v 1.17 2001/03/26 12:33:26 lukem Exp $ */ /* * Copyright (c) 1992, 1993 * The Regents of the University of California. All rights reserved. * * This software was developed by the Computer Systems Engineering group * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and * contributed to Berkeley. * * 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, Lawrence Berkeley Laboratory. * * 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. 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 8.3 (Berkeley) 11/14/93 */ #include <sys/param.h> #include <sys/systm.h> #include <sys/buf.h> #include <sys/ioctl.h> #include <sys/vnode.h> #include <sys/tty.h> #include <sys/conf.h> #include <machine/conf.h> #include "bio.h" #include "pty.h" #include "bpfilter.h" #include "tun.h" #include "midi.h" #include "audio.h" #include "video.h" #include "vnd.h" #include "ch.h" #include "sd.h" #include "st.h" #include "cd.h" #include "uk.h" #include "wd.h" #include "zstty.h" #include "sab.h" #include "pcons.h" #include "vcons.h" #include "vcctty.h" #include "sbbc.h" #include "com.h" #include "lpt.h" #include "bpp.h" #include "magma.h" /* has NMTTY and NMBPP */ #include "spif.h" /* has NSTTY and NSBPP */ #include "uperf.h" #include "vldcp.h" #include "vdsp.h" #include "fdc.h" /* has NFDC and NFD; see files.sparc64 */ #include "drm.h" #include "wsdisplay.h" #include "wskbd.h" #include "wsmouse.h" #include "wsmux.h" #ifdef USER_PCICONF #include "pci.h" cdev_decl(pci); #endif #include "rd.h" #include "usb.h" #include "uhid.h" #include "fido.h" #include "ujoy.h" #include "ugen.h" #include "ulpt.h" #include "ucom.h" #include "dt.h" #include "pf.h" #include "ksyms.h" #include "kstat.h" #include "hotplug.h" #include "vscsi.h" #include "pppx.h" #include "fuse.h" struct bdevsw bdevsw[] = { bdev_notdef(), /* 0 */ bdev_notdef(), /* 1 */ bdev_notdef(), /* 2 */ bdev_notdef(), /* 3 */ bdev_swap_init(1,sw), /* 4 swap pseudo-device */ bdev_disk_init(NRD,rd), /* 5: ram disk */ bdev_notdef(), /* 6 */ bdev_disk_init(NSD,sd), /* 7: SCSI disk */ bdev_disk_init(NVND,vnd), /* 8: vnode disk driver */ bdev_notdef(), /* 9: was: concatenated disk driver */ bdev_notdef(), /* 10 */ bdev_notdef(), /* 11: was: SCSI tape */ bdev_disk_init(NWD,wd), /* 12: IDE disk */ bdev_notdef(), /* 13 */ bdev_notdef(), /* 14 */ bdev_notdef(), /* 15 */ bdev_disk_init(NFD,fd), /* 16: floppy disk */ bdev_notdef(), /* 17 */ bdev_disk_init(NCD,cd), /* 18: SCSI CD-ROM */ bdev_notdef(), /* 19 */ bdev_notdef(), /* 20 */ bdev_notdef(), /* 21 */ bdev_notdef(), /* 22 */ bdev_notdef(), /* 23 */ bdev_notdef(), /* 24 */ bdev_notdef(), /* 25 was: RAIDframe disk driver */ }; int nblkdev = nitems(bdevsw); struct cdevsw cdevsw[] = { cdev_cn_init(1,cn), /* 0: virtual console */ cdev_notdef(), /* 1 */ cdev_ctty_init(1,ctty), /* 2: controlling terminal */ cdev_mm_init(1,mm), /* 3: /dev/{null,mem,kmem,...} */ cdev_notdef(), /* 4 */ cdev_notdef(), /* 5 */ cdev_notdef(), /* 6 */ cdev_notdef(), /* 7 was /dev/drum */ cdev_notdef(), /* 8 */ cdev_notdef(), /* 9 */ cdev_notdef(), /* 10 */ cdev_notdef(), /* 11 */ cdev_tty_init(NZSTTY,zs), /* 12: Zilog 8530 serial port */ cdev_notdef(), /* 13 */ cdev_notdef(), /* 14 */ cdev_notdef(), /* 15 */ cdev_log_init(1,log), /* 16: /dev/klog */ cdev_disk_init(NSD,sd), /* 17: SCSI disk */ cdev_tape_init(NST,st), /* 18: SCSI tape */ cdev_ch_init(NCH,ch), /* 19: SCSI autochanger */ cdev_tty_init(NPTY,pts), /* 20: pseudo-tty slave */ cdev_ptc_init(NPTY,ptc), /* 21: pseudo-tty master */ cdev_notdef(), /* 22 */ cdev_notdef(), /* 23: was: concatenated disk driver */ cdev_fd_init(1,filedesc), /* 24: file descriptor pseudo-device */ cdev_uperf_init(NUPERF,uperf), /* 25: performance counters */ cdev_disk_init(NWD,wd), /* 26: IDE disk */ cdev_notdef(), /* 27 */ cdev_notdef(), /* 28 */ cdev_notdef(), /* 29 */ cdev_dt_init(NDT,dt), /* 30: dynamic tracer */ cdev_notdef(), /* 31 */ cdev_notdef(), /* 32 */ cdev_notdef(), /* 33 */ cdev_notdef(), /* 34 */ cdev_notdef(), /* 35 */ cdev_tty_init(NCOM,com), /* 36: NS16x50 compatible ports */ cdev_lpt_init(NLPT,lpt), /* 37: parallel printer */ cdev_notdef(), /* 38 */ cdev_notdef(), /* 39 */ cdev_notdef(), /* 40 */ cdev_notdef(), /* 41 */ cdev_notdef(), /* 42 */ cdev_notdef(), /* 43 */ cdev_video_init(NVIDEO,video), /* 44: generic video I/O */ cdev_notdef(), /* 45 */ cdev_notdef(), /* 46 */ cdev_notdef(), /* 47 */ cdev_notdef(), /* 48 */ cdev_notdef(), /* 49 */ cdev_notdef(), /* 50 */ cdev_kstat_init(NKSTAT,kstat), /* 51: kernel statistics */ #ifdef USER_PCICONF cdev_pci_init(NPCI,pci), /* 52: PCI user */ #else cdev_notdef(), /* 52 */ #endif cdev_notdef(), /* 53 */ cdev_disk_init(NFD,fd), /* 54: floppy disk */ cdev_notdef(), /* 55 */ cdev_notdef(), /* 56 */ cdev_notdef(), /* 57 */ cdev_disk_init(NCD,cd), /* 58: SCSI CD-ROM */ cdev_notdef(), /* 59 */ cdev_uk_init(NUK,uk), /* 60: SCSI unknown */ cdev_disk_init(NRD,rd), /* 61: memory disk */ cdev_notdef(), /* 62 */ cdev_notdef(), /* 63 */ cdev_notdef(), /* 64 */ cdev_notdef(), /* 65 */ cdev_notdef(), /* 66 */ cdev_notdef(), /* 67 */ cdev_midi_init(NMIDI,midi), /* 68: /dev/rmidi */ cdev_audio_init(NAUDIO,audio), /* 69: /dev/audio */ cdev_openprom_init(1,openprom), /* 70: /dev/openprom */ cdev_tty_init(NMTTY,mtty), /* 71: magma serial ports */ cdev_gen_init(NMBPP,mbpp), /* 72: magma parallel ports */ cdev_pf_init(NPF,pf), /* 73: packet filter */ cdev_notdef(), /* 74: ALTQ (deprecated) */ cdev_notdef(), /* 75: was: /dev/crypto */ cdev_ksyms_init(NKSYMS,ksyms), /* 76 *: Kernel symbols device */ cdev_tty_init(NSABTTY,sabtty), /* 77: sab82532 serial ports */ cdev_wsdisplay_init(NWSDISPLAY, /* 78: frame buffers, etc. */ wsdisplay), cdev_mouse_init(NWSKBD, wskbd), /* 79: keyboards */ cdev_mouse_init(NWSMOUSE, wsmouse), /* 80: mice */ cdev_mouse_init(NWSMUX, wsmux), /* 81: ws multiplexor */ cdev_notdef(), /* 82 */ cdev_notdef(), /* 83 */ cdev_notdef(), /* 84 */ cdev_notdef(), /* 85 */ cdev_notdef(), /* 86 */ cdev_drm_init(NDRM,drm), /* 87: drm */ cdev_notdef(), /* 88 */ cdev_notdef(), /* 89 */ cdev_usb_init(NUSB,usb), /* 90: USB controller */ cdev_usbdev_init(NUHID,uhid), /* 91: USB generic HID */ cdev_usbdev_init(NUGEN,ugen), /* 92: USB generic driver */ cdev_ulpt_init(NULPT,ulpt), /* 93: USB printers */ cdev_notdef(), /* 94 */ cdev_tty_init(NUCOM,ucom), /* 95: USB tty */ cdev_notdef(), /* 96: was USB scanners */ cdev_notdef(), /* 97 */ cdev_notdef(), /* 98 */ cdev_notdef(), /* 99 */ cdev_notdef(), /* 100 */ cdev_notdef(), /* 101 */ cdev_notdef(), /* 102 */ cdev_notdef(), /* 103 */ cdev_notdef(), /* 104 */ cdev_bpf_init(NBPFILTER,bpf), /* 105: packet filter */ cdev_notdef(), /* 106 */ cdev_bpp_init(NBPP,bpp), /* 107: on-board parallel port */ cdev_tty_init(NSTTY,stty), /* 108: spif serial ports */ cdev_gen_init(NSBPP,sbpp), /* 109: spif parallel ports */ cdev_disk_init(NVND,vnd), /* 110: vnode disk driver */ cdev_tun_init(NTUN,tun), /* 111: network tunnel */ cdev_notdef(), /* 112 was LKM */ cdev_notdef(), /* 113 */ cdev_notdef(), /* 114 */ cdev_notdef(), /* 115 */ cdev_notdef(), /* 116 */ cdev_notdef(), /* 117 */ cdev_notdef(), /* 118 */ cdev_random_init(1,random), /* 119: random data source */ cdev_bio_init(NBIO,bio), /* 120: ioctl tunnel */ cdev_notdef(), /* 121 was: RAIDframe disk driver */ cdev_tty_init(NPCONS,pcons), /* 122: PROM console */ cdev_ptm_init(NPTY,ptm), /* 123: pseudo-tty ptm device */ cdev_hotplug_init(NHOTPLUG,hotplug), /* 124: devices hot plugging */ cdev_tty_init(NVCONS,vcons), /* 125: virtual console */ cdev_tty_init(NSBBC,sbbc), /* 126: SBBC console */ cdev_tty_init(NVCCTTY,vcctty), /* 127: virtual console concentrator */ cdev_vscsi_init(NVSCSI,vscsi), /* 128: vscsi */ cdev_notdef(), cdev_disk_init(1,diskmap), /* 130: disk mapper */ cdev_pppx_init(NPPPX,pppx), /* 131: pppx */ cdev_gen_init(NVLDCP,vldcp), /* 132: vldcp */ cdev_vdsp_init(NVDSP,vdsp), /* 133: vdsp */ cdev_fuse_init(NFUSE,fuse), /* 134: fuse */ cdev_tun_init(NTUN,tap), /* 135: Ethernet network tunnel */ cdev_notdef(), /* 136: was switch(4) */ cdev_fido_init(NFIDO,fido), /* 137: FIDO/U2F security key */ cdev_pppx_init(NPPPX,pppac), /* 138: PPP Access Concentrator */ cdev_ujoy_init(NUJOY,ujoy), /* 139: USB joystick/gamecontroller */ }; int nchrdev = nitems(cdevsw); int mem_no = 3; /* 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. */ dev_t swapdev = makedev(4, 0); /* * Routine that identifies /dev/mem and /dev/kmem. */ int iskmemdev(dev_t dev) { return (major(dev) == mem_no && minor(dev) < 2); } int iszerodev(dev_t dev) { return (major(dev) == mem_no && minor(dev) == 12); } dev_t getnulldev(void) { return makedev(mem_no, 2); } const int chrtoblktbl[] = { /*VCHR*/ /*VBLK*/ /* 0 */ NODEV, /* 1 */ NODEV, /* 2 */ NODEV, /* 3 */ NODEV, /* 4 */ NODEV, /* 5 */ NODEV, /* 6 */ NODEV, /* 7 */ NODEV, /* 8 */ NODEV, /* 9 */ NODEV, /* 10 */ NODEV, /* 11 */ NODEV, /* 12 */ NODEV, /* 13 */ NODEV, /* 14 */ NODEV, /* 15 */ NODEV, /* 16 */ NODEV, /* 17 */ 7, /* sd */ /* 18 */ NODEV, /* 19 */ NODEV, /* 20 */ NODEV, /* 21 */ NODEV, /* 22 */ NODEV, /* 23 */ NODEV, /* 24 */ NODEV, /* 25 */ NODEV, /* 26 */ 12, /* wd */ /* 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 */ NODEV, /* 40 */ NODEV, /* 41 */ NODEV, /* 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 */ 16, /* fd */ /* 55 */ NODEV, /* 56 */ NODEV, /* 57 */ NODEV, /* 58 */ 18, /* cd */ /* 59 */ NODEV, /* 60 */ NODEV, /* 61 */ 5, /* rd */ /* 62 */ NODEV, /* 63 */ NODEV, /* 64 */ NODEV, /* 65 */ NODEV, /* 66 */ NODEV, /* 67 */ NODEV, /* 68 */ NODEV, /* 69 */ NODEV, /* 70 */ NODEV, /* 71 */ NODEV, /* 72 */ NODEV, /* 73 */ NODEV, /* 74 */ NODEV, /* 75 */ NODEV, /* 76 */ NODEV, /* 77 */ NODEV, /* 78 */ NODEV, /* 79 */ NODEV, /* 80 */ NODEV, /* 81 */ NODEV, /* 82 */ NODEV, /* 83 */ NODEV, /* 84 */ NODEV, /* 85 */ NODEV, /* 86 */ NODEV, /* 87 */ NODEV, /* 88 */ NODEV, /* 89 */ NODEV, /* 90 */ NODEV, /* 91 */ NODEV, /* 92 */ NODEV, /* 93 */ NODEV, /* 94 */ NODEV, /* 95 */ NODEV, /* 96 */ NODEV, /* 97 */ NODEV, /* 98 */ NODEV, /* 99 */ NODEV, /*100 */ NODEV, /*101 */ NODEV, /*102 */ NODEV, /*103 */ NODEV, /*104 */ NODEV, /*105 */ NODEV, /*106 */ NODEV, /*107 */ NODEV, /*108 */ NODEV, /*109 */ NODEV, /*110 */ 8, /* vnd */ }; const int nchrtoblktbl = nitems(chrtoblktbl);
