1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate *
4*7c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate * with the License.
8*7c478bd9Sstevel@tonic-gate *
9*7c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate *
14*7c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate *
20*7c478bd9Sstevel@tonic-gate * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
24*7c478bd9Sstevel@tonic-gate * Use is subject to license terms.
25*7c478bd9Sstevel@tonic-gate */
26*7c478bd9Sstevel@tonic-gate
27*7c478bd9Sstevel@tonic-gate #include <sys/promif.h>
28*7c478bd9Sstevel@tonic-gate #include <sys/promimpl.h>
29*7c478bd9Sstevel@tonic-gate #include <sys/bootsvcs.h>
30*7c478bd9Sstevel@tonic-gate
31*7c478bd9Sstevel@tonic-gate /*ARGSUSED*/
32*7c478bd9Sstevel@tonic-gate int
prom_mayput(char c)33*7c478bd9Sstevel@tonic-gate prom_mayput(char c)
34*7c478bd9Sstevel@tonic-gate {
35*7c478bd9Sstevel@tonic-gate prom_putchar(c);
36*7c478bd9Sstevel@tonic-gate return (1);
37*7c478bd9Sstevel@tonic-gate }
38*7c478bd9Sstevel@tonic-gate
39*7c478bd9Sstevel@tonic-gate void
prom_putchar(char c)40*7c478bd9Sstevel@tonic-gate prom_putchar(char c)
41*7c478bd9Sstevel@tonic-gate {
42*7c478bd9Sstevel@tonic-gate static int bhcharpos = 0;
43*7c478bd9Sstevel@tonic-gate promif_owrap_t *ow;
44*7c478bd9Sstevel@tonic-gate
45*7c478bd9Sstevel@tonic-gate ow = promif_preout();
46*7c478bd9Sstevel@tonic-gate switch (c) {
47*7c478bd9Sstevel@tonic-gate case '\t':
48*7c478bd9Sstevel@tonic-gate do {
49*7c478bd9Sstevel@tonic-gate BSVC_PUTCHAR(SYSP, ' ');
50*7c478bd9Sstevel@tonic-gate } while (++bhcharpos % 8);
51*7c478bd9Sstevel@tonic-gate break;
52*7c478bd9Sstevel@tonic-gate case '\n':
53*7c478bd9Sstevel@tonic-gate case '\r':
54*7c478bd9Sstevel@tonic-gate bhcharpos = 0;
55*7c478bd9Sstevel@tonic-gate BSVC_PUTCHAR(SYSP, c);
56*7c478bd9Sstevel@tonic-gate break;
57*7c478bd9Sstevel@tonic-gate case '\b':
58*7c478bd9Sstevel@tonic-gate if (bhcharpos)
59*7c478bd9Sstevel@tonic-gate bhcharpos--;
60*7c478bd9Sstevel@tonic-gate BSVC_PUTCHAR(SYSP, c);
61*7c478bd9Sstevel@tonic-gate break;
62*7c478bd9Sstevel@tonic-gate default:
63*7c478bd9Sstevel@tonic-gate bhcharpos++;
64*7c478bd9Sstevel@tonic-gate BSVC_PUTCHAR(SYSP, c);
65*7c478bd9Sstevel@tonic-gate break;
66*7c478bd9Sstevel@tonic-gate }
67*7c478bd9Sstevel@tonic-gate promif_postout(ow);
68*7c478bd9Sstevel@tonic-gate }
69*7c478bd9Sstevel@tonic-gate
70*7c478bd9Sstevel@tonic-gate void
prom_writestr(const char * s,size_t n)71*7c478bd9Sstevel@tonic-gate prom_writestr(const char *s, size_t n)
72*7c478bd9Sstevel@tonic-gate {
73*7c478bd9Sstevel@tonic-gate while (n-- != 0)
74*7c478bd9Sstevel@tonic-gate prom_putchar(*s++);
75*7c478bd9Sstevel@tonic-gate }
76