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 1997 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 /* Copyright (c) 1988 AT&T */
28*7c478bd9Sstevel@tonic-gate /* All Rights Reserved */
29*7c478bd9Sstevel@tonic-gate
30*7c478bd9Sstevel@tonic-gate /*
31*7c478bd9Sstevel@tonic-gate * University Copyright- Copyright (c) 1982, 1986, 1988
32*7c478bd9Sstevel@tonic-gate * The Regents of the University of California
33*7c478bd9Sstevel@tonic-gate * All Rights Reserved
34*7c478bd9Sstevel@tonic-gate *
35*7c478bd9Sstevel@tonic-gate * University Acknowledgment- Portions of this document are derived from
36*7c478bd9Sstevel@tonic-gate * software developed by the University of California, Berkeley, and its
37*7c478bd9Sstevel@tonic-gate * contributors.
38*7c478bd9Sstevel@tonic-gate */
39*7c478bd9Sstevel@tonic-gate
40*7c478bd9Sstevel@tonic-gate /*LINTLIBRARY*/
41*7c478bd9Sstevel@tonic-gate
42*7c478bd9Sstevel@tonic-gate #include <sys/types.h>
43*7c478bd9Sstevel@tonic-gate #include "curses.h"
44*7c478bd9Sstevel@tonic-gate
45*7c478bd9Sstevel@tonic-gate /*
46*7c478bd9Sstevel@tonic-gate * additional memory routine to deal with memory areas in units of chtypes.
47*7c478bd9Sstevel@tonic-gate */
48*7c478bd9Sstevel@tonic-gate
49*7c478bd9Sstevel@tonic-gate void
memSset(chtype * s,chtype c,int n)50*7c478bd9Sstevel@tonic-gate memSset(chtype *s, chtype c, int n)
51*7c478bd9Sstevel@tonic-gate
52*7c478bd9Sstevel@tonic-gate #if u3b
53*7c478bd9Sstevel@tonic-gate {
54*7c478bd9Sstevel@tonic-gate int count; /* %r8 */
55*7c478bd9Sstevel@tonic-gate char *from; /* %r7 */
56*7c478bd9Sstevel@tonic-gate char *to; /* %r6 */
57*7c478bd9Sstevel@tonic-gate
58*7c478bd9Sstevel@tonic-gate count = (n - 1) * sizeof (chtype);
59*7c478bd9Sstevel@tonic-gate if (count > 0) {
60*7c478bd9Sstevel@tonic-gate chtype *sfrom = s; /* %r5 */
61*7c478bd9Sstevel@tonic-gate
62*7c478bd9Sstevel@tonic-gate to = (char *)(sfrom + 1);
63*7c478bd9Sstevel@tonic-gate from = (char *)sfrom;
64*7c478bd9Sstevel@tonic-gate *sfrom = c;
65*7c478bd9Sstevel@tonic-gate asm(" movblkb %r8, %r7, %r6");
66*7c478bd9Sstevel@tonic-gate /* bcopy (count, to, from) */
67*7c478bd9Sstevel@tonic-gate } else if (count == 0)
68*7c478bd9Sstevel@tonic-gate *s = c;
69*7c478bd9Sstevel@tonic-gate }
70*7c478bd9Sstevel@tonic-gate #else
71*7c478bd9Sstevel@tonic-gate #if u3b2 || u3b15
72*7c478bd9Sstevel@tonic-gate {
73*7c478bd9Sstevel@tonic-gate char *to; /* 0(%fp) */
74*7c478bd9Sstevel@tonic-gate char *from; /* 4(%fp) */
75*7c478bd9Sstevel@tonic-gate int count; /* %r8 */
76*7c478bd9Sstevel@tonic-gate
77*7c478bd9Sstevel@tonic-gate count = (n - 1) * sizeof (chtype);
78*7c478bd9Sstevel@tonic-gate if (count > 0) {
79*7c478bd9Sstevel@tonic-gate chtype *sfrom = s; /* %r7 */
80*7c478bd9Sstevel@tonic-gate
81*7c478bd9Sstevel@tonic-gate to = (char *)(sfrom + 1);
82*7c478bd9Sstevel@tonic-gate from = (char *)sfrom;
83*7c478bd9Sstevel@tonic-gate *sfrom = c;
84*7c478bd9Sstevel@tonic-gate
85*7c478bd9Sstevel@tonic-gate /* Evidently one can not specify the regs for movblb. So I move */
86*7c478bd9Sstevel@tonic-gate /* them in myself below to the regs where they belong. */
87*7c478bd9Sstevel@tonic-gate asm(" movw %r8,%r2"); /* count */
88*7c478bd9Sstevel@tonic-gate asm(" movw 0(%fp),%r1"); /* to */
89*7c478bd9Sstevel@tonic-gate asm(" movw 4(%fp),%r0"); /* from */
90*7c478bd9Sstevel@tonic-gate asm(" movblb");
91*7c478bd9Sstevel@tonic-gate } else if (count == 0)
92*7c478bd9Sstevel@tonic-gate *s = c;
93*7c478bd9Sstevel@tonic-gate }
94*7c478bd9Sstevel@tonic-gate #else
95*7c478bd9Sstevel@tonic-gate {
96*7c478bd9Sstevel@tonic-gate while (n-- > 0)
97*7c478bd9Sstevel@tonic-gate *s++ = c;
98*7c478bd9Sstevel@tonic-gate }
99*7c478bd9Sstevel@tonic-gate #endif /* u3b2 || u3b15 */
100*7c478bd9Sstevel@tonic-gate #endif /* u3b */
101*7c478bd9Sstevel@tonic-gate
102*7c478bd9Sstevel@tonic-gate /* The vax block copy command doesn't work the way I want. */
103*7c478bd9Sstevel@tonic-gate /* If anyone finds a version that does, I'd like to know. */
104*7c478bd9Sstevel@tonic-gate #if __bad__vax__
105*7c478bd9Sstevel@tonic-gate
106*7c478bd9Sstevel@tonic-gate /* this is the code within memcpy which shows how to do a block copy */
107*7c478bd9Sstevel@tonic-gate
memcpy(char * to,char * from,int count)108*7c478bd9Sstevel@tonic-gate memcpy(char *to, char *from, int count)
109*7c478bd9Sstevel@tonic-gate {
110*7c478bd9Sstevel@tonic-gate if (count > 0) {
111*7c478bd9Sstevel@tonic-gate asm(" movc3 12(ap),*4(ap),*8(ap)");
112*7c478bd9Sstevel@tonic-gate }
113*7c478bd9Sstevel@tonic-gate }
114*7c478bd9Sstevel@tonic-gate #endif /* __bad__vax__ */
115