Annotation of sys/arch/hp300/hp300/conf.c, Revision 1.1.1.1
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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