1 /* $OpenBSD: isa_machdep.c,v 1.14 2017/09/08 05:36:51 deraadt Exp $ */
2 /* $NetBSD: isa_machdep.c,v 1.12 1998/08/07 10:26:39 drochner Exp $ */
3
4 /*
5 * Copyright (c) 1995, 1996 Carnegie-Mellon University.
6 * All rights reserved.
7 *
8 * Author: Chris G. Demetriou
9 *
10 * Permission to use, copy, modify and distribute this software and
11 * its documentation is hereby granted, provided that both the copyright
12 * notice and this permission notice appear in all copies of the
13 * software, derivative works or modified versions, and any portions
14 * thereof, and that both notices appear in supporting documentation.
15 *
16 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
17 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
18 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
19 *
20 * Carnegie Mellon requests users of this software to return to
21 *
22 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
23 * School of Computer Science
24 * Carnegie Mellon University
25 * Pittsburgh PA 15213-3890
26 *
27 * any improvements or extensions that they make and grant Carnegie the
28 * rights to redistribute these changes.
29 */
30
31 /*
32 * Machine-specific functions for ISA autoconfiguration.
33 */
34
35 #include <sys/param.h>
36 #include <sys/time.h>
37 #include <sys/systm.h>
38 #include <sys/errno.h>
39 #include <sys/device.h>
40
41 #include <uvm/uvm_extern.h>
42
43 #include <dev/isa/isavar.h>
44
45 #include "vga.h"
46 #if NVGA_ISA
47 #include <dev/ic/mc6845reg.h>
48 #include <dev/ic/pcdisplayvar.h>
49 #include <dev/isa/vga_isavar.h>
50 #endif
51
52 int
isa_display_console(iot,memt)53 isa_display_console(iot, memt)
54 bus_space_tag_t iot, memt;
55 {
56 int res = ENXIO;
57 #if NVGA_ISA
58 res = vga_isa_cnattach(iot, memt);
59 if (!res)
60 return(0);
61 #endif
62 return(res);
63 }
64