Annotation of sys/arch/hp300/hp300/conf.c, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: conf.c,v 1.41 2007/05/28 22:26:03 todd Exp $ */
! 2: /* $NetBSD: conf.c,v 1.39 1997/05/12 08:17:53 thorpej Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 1991 The Regents of the University of California.
! 6: * All rights reserved.
! 7: *
! 8: * Redistribution and use in source and binary forms, with or without
! 9: * modification, are permitted provided that the following conditions
! 10: * are met:
! 11: * 1. Redistributions of source code must retain the above copyright
! 12: * notice, this list of conditions and the following disclaimer.
! 13: * 2. Redistributions in binary form must reproduce the above copyright
! 14: * notice, this list of conditions and the following disclaimer in the
! 15: * documentation and/or other materials provided with the distribution.
! 16: * 3. Neither the name of the University nor the names of its contributors
! 17: * may be used to endorse or promote products derived from this software
! 18: * without specific prior written permission.
! 19: *
! 20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 30: * SUCH DAMAGE.
! 31: *
! 32: * @(#)conf.c 7.9 (Berkeley) 5/28/91
! 33: */
! 34:
! 35: #include <sys/param.h>
! 36: #include <sys/systm.h>
! 37: #include <sys/buf.h>
! 38: #include <sys/ioctl.h>
! 39: #include <sys/tty.h>
! 40: #include <sys/conf.h>
! 41: #include <sys/vnode.h>
! 42:
! 43: #include "ccd.h"
! 44: #include "cd.h"
! 45: #include "ch.h"
! 46: #include "ct.h"
! 47: bdev_decl(ct);
! 48: #include "mt.h"
! 49: bdev_decl(mt);
! 50: #include "hd.h"
! 51: bdev_decl(hd);
! 52: #include "rd.h"
! 53: #include "sd.h"
! 54: #include "ss.h"
! 55: #include "st.h"
! 56: #include "uk.h"
! 57: #include "vnd.h"
! 58:
! 59: struct bdevsw bdevsw[] =
! 60: {
! 61: bdev_tape_init(NCT,ct), /* 0: cs80 cartridge tape */
! 62: bdev_tape_init(NMT,mt), /* 1: magnetic reel tape */
! 63: bdev_disk_init(NHD,hd), /* 2: HPIB disk */
! 64: bdev_swap_init(1,sw), /* 3: swap pseudo-device */
! 65: bdev_disk_init(NSD,sd), /* 4: SCSI disk */
! 66: bdev_disk_init(NCCD,ccd), /* 5: concatenated disk driver */
! 67: bdev_disk_init(NVND,vnd), /* 6: vnode disk driver */
! 68: bdev_tape_init(NST,st), /* 7: SCSI tape */
! 69: bdev_disk_init(NRD,rd), /* 8: RAM disk */
! 70: bdev_disk_init(NCD,cd), /* 9: SCSI CD-ROM */
! 71: bdev_lkm_dummy(), /* 10 */
! 72: bdev_lkm_dummy(), /* 11 */
! 73: bdev_lkm_dummy(), /* 12 */
! 74: bdev_lkm_dummy(), /* 13 */
! 75: bdev_lkm_dummy(), /* 14 */
! 76: bdev_lkm_dummy(), /* 15 */
! 77: };
! 78: int nblkdev = sizeof(bdevsw) / sizeof(bdevsw[0]);
! 79:
! 80: /* open, close, read, write, ioctl -- XXX should be a generic device */
! 81: #define cdev_ppi_init(c,n) { \
! 82: dev_init(c,n,open), dev_init(c,n,close), dev_init(c,n,read), \
! 83: dev_init(c,n,write), dev_init(c,n,ioctl), (dev_type_stop((*))) nullop, \
! 84: 0, (dev_type_poll((*))) enodev, (dev_type_mmap((*))) enodev }
! 85:
! 86: #include "bio.h"
! 87: #define mmread mmrw
! 88: #define mmwrite mmrw
! 89: cdev_decl(mm);
! 90: #include "pty.h"
! 91: cdev_decl(ct);
! 92: cdev_decl(hd);
! 93: #include "ppi.h"
! 94: cdev_decl(ppi);
! 95: #include "dca.h"
! 96: cdev_decl(dca);
! 97: #include "apci.h"
! 98: cdev_decl(apci);
! 99: #include "dcm.h"
! 100: cdev_decl(dcm);
! 101: cdev_decl(mt);
! 102: cdev_decl(fd);
! 103: #include "bpfilter.h"
! 104: #include "tun.h"
! 105: #include "ksyms.h"
! 106: #ifdef XFS
! 107: #include <xfs/nxfs.h>
! 108: cdev_decl(xfs_dev);
! 109: #endif
! 110: #include "wsdisplay.h"
! 111: #include "wskbd.h"
! 112: #include "wsmouse.h"
! 113: #include "wsmux.h"
! 114: #include "pf.h"
! 115: #include "systrace.h"
! 116:
! 117: struct cdevsw cdevsw[] =
! 118: {
! 119: cdev_cn_init(1,cn), /* 0: virtual console */
! 120: cdev_ctty_init(1,ctty), /* 1: controlling terminal */
! 121: cdev_mm_init(1,mm), /* 2: /dev/{null,mem,kmem,...} */
! 122: cdev_swap_init(1,sw), /* 3: /dev/drum (swap pseudo-device) */
! 123: cdev_tty_init(NPTY,pts), /* 4: pseudo-tty slave */
! 124: cdev_ptc_init(NPTY,ptc), /* 5: pseudo-tty master */
! 125: cdev_log_init(1,log), /* 6: /dev/klog */
! 126: cdev_tape_init(NCT,ct), /* 7: cs80 cartridge tape */
! 127: cdev_disk_init(NSD,sd), /* 8: SCSI disk */
! 128: cdev_disk_init(NHD,hd), /* 9: HPIB disk */
! 129: cdev_notdef(), /* 10 */
! 130: cdev_ppi_init(NPPI,ppi), /* 11: printer/plotter interface */
! 131: cdev_tty_init(NDCA,dca), /* 12: built-in single-port serial */
! 132: cdev_notdef(), /* 13: was console terminal emulator */
! 133: cdev_notdef(), /* 14: was human interface loop */
! 134: cdev_tty_init(NDCM,dcm), /* 15: 4-port serial */
! 135: cdev_tape_init(NMT,mt), /* 16: magnetic reel tape */
! 136: cdev_disk_init(NCCD,ccd), /* 17: concatenated disk */
! 137: cdev_disk_init(NCD,cd), /* 18: SCSI CD-ROM */
! 138: cdev_disk_init(NVND,vnd), /* 19: vnode disk driver */
! 139: cdev_tape_init(NST,st), /* 20: SCSI tape */
! 140: cdev_fd_init(1,filedesc), /* 21: file descriptor pseudo-device */
! 141: cdev_bpftun_init(NBPFILTER,bpf),/* 22: Berkeley packet filter */
! 142: cdev_bpftun_init(NTUN,tun), /* 23: network tunnel */
! 143: cdev_lkm_init(NLKM,lkm), /* 24: loadable module driver */
! 144: cdev_lkm_dummy(), /* 25 */
! 145: cdev_lkm_dummy(), /* 26 */
! 146: cdev_lkm_dummy(), /* 27 */
! 147: cdev_lkm_dummy(), /* 28 */
! 148: cdev_lkm_dummy(), /* 29 */
! 149: cdev_lkm_dummy(), /* 30 */
! 150: cdev_lkm_dummy(), /* 31 */
! 151: cdev_random_init(1,random), /* 32: random generator */
! 152: cdev_pf_init(NPF,pf), /* 33: packet filter */
! 153: cdev_disk_init(NRD,rd), /* 34: RAM disk */
! 154: cdev_tty_init(NAPCI,apci), /* 35: Apollo APCI UARTs */
! 155: cdev_ksyms_init(NKSYMS,ksyms), /* 36: Kernel symbols device */
! 156: cdev_uk_init(NUK,uk), /* 37 */
! 157: cdev_ss_init(NSS,ss), /* 38 */
! 158: cdev_ch_init(NCH,ch), /* 39 */
! 159: cdev_wsdisplay_init(NWSDISPLAY,wsdisplay), /* 40: frame buffers */
! 160: cdev_mouse_init(NWSKBD,wskbd), /* 41: keyboards */
! 161: cdev_mouse_init(NWSMOUSE,wsmouse), /* 42: mice */
! 162: cdev_mouse_init(NWSMUX,wsmux), /* 43: ws multiplexor */
! 163: cdev_notdef(), /* 44 */
! 164: cdev_notdef(), /* 45 */
! 165: cdev_notdef(), /* 46 */
! 166: cdev_notdef(), /* 47 */
! 167: cdev_notdef(), /* 48 */
! 168: cdev_bio_init(NBIO,bio), /* 49: ioctl tunnel */
! 169: cdev_systrace_init(NSYSTRACE,systrace), /* 50 system call tracing */
! 170: #ifdef XFS
! 171: cdev_xfs_init(NXFS,xfs_dev), /* 51: xfs communication device */
! 172: #else
! 173: cdev_notdef(), /* 51 */
! 174: #endif
! 175: cdev_ptm_init(NPTY,ptm), /* 52: pseudo-tty ptm device */
! 176:
! 177: };
! 178: int nchrdev = sizeof(cdevsw) / sizeof(cdevsw[0]);
! 179:
! 180: int mem_no = 2; /* major device number of memory special file */
! 181:
! 182: /*
! 183: * Swapdev is a fake device implemented
! 184: * in sw.c used only internally to get to swstrategy.
! 185: * It cannot be provided to the users, because the
! 186: * swstrategy routine munches the b_dev and b_blkno entries
! 187: * before calling the appropriate driver. This would horribly
! 188: * confuse, e.g. the hashing routines. Instead, /dev/drum is
! 189: * provided as a character (raw) device.
! 190: */
! 191: dev_t swapdev = makedev(3, 0);
! 192:
! 193: /*
! 194: * Returns true if dev is /dev/mem or /dev/kmem.
! 195: */
! 196: int
! 197: iskmemdev(dev)
! 198: dev_t dev;
! 199: {
! 200:
! 201: return (major(dev) == mem_no && minor(dev) < 2);
! 202: }
! 203:
! 204: /*
! 205: * Returns true if dev is /dev/zero.
! 206: */
! 207: int
! 208: iszerodev(dev)
! 209: dev_t dev;
! 210: {
! 211:
! 212: return (major(dev) == mem_no && minor(dev) == 12);
! 213: }
! 214:
! 215: dev_t
! 216: getnulldev()
! 217: {
! 218: return makedev(mem_no, 2);
! 219: }
! 220:
! 221: int chrtoblktbl[] = {
! 222: /* XXXX This needs to be dynamic for LKMs. */
! 223: /*VCHR*/ /*VBLK*/
! 224: /* 0 */ NODEV,
! 225: /* 1 */ NODEV,
! 226: /* 2 */ NODEV,
! 227: /* 3 */ NODEV,
! 228: /* 4 */ NODEV,
! 229: /* 5 */ NODEV,
! 230: /* 6 */ NODEV,
! 231: /* 7 */ 0,
! 232: /* 8 */ 4,
! 233: /* 9 */ 2,
! 234: /* 10 */ NODEV,
! 235: /* 11 */ NODEV,
! 236: /* 12 */ NODEV,
! 237: /* 13 */ NODEV,
! 238: /* 14 */ NODEV,
! 239: /* 15 */ NODEV,
! 240: /* 16 */ NODEV,
! 241: /* 17 */ 5,
! 242: /* 18 */ 9,
! 243: /* 19 */ 6,
! 244: /* 20 */ 7,
! 245: /* 21 */ NODEV,
! 246: /* 22 */ NODEV,
! 247: /* 23 */ NODEV,
! 248: /* 24 */ NODEV,
! 249: /* 25 */ NODEV,
! 250: /* 26 */ NODEV,
! 251: /* 27 */ NODEV,
! 252: /* 28 */ NODEV,
! 253: /* 29 */ NODEV,
! 254: /* 30 */ NODEV,
! 255: /* 31 */ NODEV,
! 256: /* 32 */ NODEV,
! 257: /* 33 */ NODEV,
! 258: /* 34 */ 8,
! 259: };
! 260: int nchrtoblktbl = sizeof(chrtoblktbl) / sizeof(chrtoblktbl[0]);
! 261:
! 262: /*
! 263: * This entire table could be autoconfig()ed but that would mean that
! 264: * the kernel's idea of the console would be out of sync with that of
! 265: * the standalone boot. I think it best that they both use the same
! 266: * known algorithm unless we see a pressing need otherwise.
! 267: */
! 268: #include <dev/cons.h>
! 269:
! 270: cons_decl(ws);
! 271:
! 272: #define dcacnpollc nullcnpollc
! 273: cons_decl(dca);
! 274:
! 275: #define apcicnpollc nullcnpollc
! 276: cons_decl(apci);
! 277:
! 278: #define dcmcnpollc nullcnpollc
! 279: cons_decl(dcm);
! 280:
! 281: struct consdev constab[] = {
! 282: #if NWSDISPLAY > 0
! 283: cons_init(ws),
! 284: #endif
! 285: #if NDCA > 0
! 286: cons_init(dca),
! 287: #endif
! 288: #if NAPCI > 0
! 289: cons_init(apci),
! 290: #endif
! 291: #if NDCM > 0
! 292: cons_init(dcm),
! 293: #endif
! 294: { 0 },
! 295: };
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