adbsysasm.s revision 1.10 1 /* $NetBSD: adbsysasm.s,v 1.10 2000/02/14 07:01:45 scottr Exp $ */
2
3 /*-
4 * Copyright (C) 1994 Bradley A. Grantham
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by Bradley A. Grantham.
18 * 4. The name of the author may not be used to endorse or promote products
19 * derived from this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 #include "opt_adb.h"
34 #include "akbd.h"
35 #include "ams.h"
36 #include <machine/asm.h>
37
38 /*
39 * ADB subsystem routines in assembly
40 */
41
42 /* This routine is called when a keyboard has sent us some data. */
43 /* (provided it has been set up with SetADBInfo) */
44 GLOBAL(adb_kbd_asmcomplete)
45 #if NAKBD > 0
46 moveml #0x80e0, sp@- | save scratch regs
47 movl d0, sp@- /* ADB command byte */
48 movl a2, sp@- /* data area pointer */
49 /* a1 is the pointer to this routine itself. */
50 movl a0, sp@- /* device data buffer */
51 jbsr _C_LABEL(kbd_adbcomplete)
52 addl #12, sp /* pop params */
53 moveml sp@+, #0x0701 | restore scratch regs
54 #endif
55 rts
56
57 /* This routine is called when a mouse has sent us some data. */
58 /* (provided it has been set up with SetADBInfo) */
59 GLOBAL(adb_ms_asmcomplete)
60 #if NAMS > 0
61 moveml #0x80e0, sp@- | save scratch regs
62 movl d0, sp@- /* ADB command byte */
63 movl a2, sp@- /* data area pointer */
64 /* a1 is the pointer to this routine itself. */
65 movl a0, sp@- /* device data buffer */
66 jbsr _C_LABEL(ms_adbcomplete)
67 addl #12, sp /* pop params */
68 moveml sp@+, #0x0701 | restore scratch regs
69 #endif
70 rts
71
72
73 GLOBAL(adb_jadbprochello)
74 .asciz "adb: hello from adbproc\n"
75 .even
76
77
78 GLOBAL(adb_jadbproc)
79 #if defined(ADB_DEBUG) && 0
80 moveml #0xc0c0, sp@- | save scratch regs
81 movl _C_LABEL(adb_jadbprochello), sp@-
82 jbsr _C_LABEL(printf)
83 addl #4, sp /* pop params */
84 moveml sp@+, #0x0303 | restore scratch regs
85 #endif
86 /* Don't do anything; adbattach fixes dev info for us. */
87 rts
88
89 /* ADBOp's completion routine used by extdms_init() in adbsys.c. */
90 GLOBAL(extdms_complete)
91 movl #-1,a2@ | set done flag
92 rts
93