adbsysasm.s revision 1.6
1/* $NetBSD: adbsysasm.s,v 1.6 1997/11/07 07:38:12 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/* 34 * ADB subsystem routines in assembly 35 */ 36 37/* This routine is called when a device has sent us some data. */ 38/* (provided it has been set up with SetADBInfo) */ 39 .global _adb_asmcomplete 40 .global _adb_complete 41_adb_asmcomplete: 42 moveml #0xc0c0, sp@- | save scratch regs 43 movl d0, sp@- /* ADB command byte */ 44 movl a2, sp@- /* data area pointer */ 45 /* a1 is the pointer to this routine itself. */ 46 movl a0, sp@- /* device data buffer */ 47 jbsr _adb_complete 48 addl #12, sp /* pop params */ 49 moveml sp@+, #0x0303 | restore scratch regs 50 rts 51 52/* This routine is called when an A3 mouse has sent us some data. */ 53/* (provided it has been set up with SetADBInfo) */ 54 .global _adb_msa3_asmcomplete 55_adb_msa3_asmcomplete: 56 moveml #0xc0c0, sp@- | save scratch regs 57 movl d0, sp@- /* ADB command byte */ 58 movl a2, sp@- /* data area pointer */ 59 /* a1 is the pointer to this routine itself. */ 60 movl a0, sp@- /* device data buffer */ 61 jbsr _adb_msa3_complete 62 addl #12, sp /* pop params */ 63 moveml sp@+, #0x0303 | restore scratch regs 64 rts 65 66/* This routine is called when a Mouseman (non-EMP) mouse has sent 67 * us some data. (provided it has been set up with SetADBInfo) */ 68 .global _adb_mm_nonemp_asmcomplete 69_adb_mm_nonemp_asmcomplete: 70 moveml #0xc0c0, sp@- | save scratch regs 71 movl d0, sp@- /* ADB command byte */ 72 movl a2, sp@- /* data area pointer */ 73 /* a1 is the pointer to this routine itself. */ 74 movl a0, sp@- /* device data buffer */ 75 jbsr _adb_mm_nonemp_complete 76 addl #12, sp /* pop params */ 77 moveml sp@+, #0x0303 | restore scratch regs 78 rts 79 80_adb_jadbprochello: 81 .asciz "adb: hello from adbproc\n" 82 .even 83 84 85 .global _adb_jadbproc 86_adb_jadbproc: 87#if defined(MRG_DEBUG) && 0 88 moveml #0xc0c0, sp@- | save scratch regs 89 movl _adb_jadbprochello, sp@- 90 jbsr _printf 91 addl #4, sp /* pop params */ 92 moveml sp@+, #0x0303 | restore scratch regs 93#endif 94 /* Don't do anything; adb_init fixes dev info for us. */ 95 rts 96 97 /* ADBOp's completion routine used by extdms_init() in adbsys.c. */ 98 .global _extdms_complete 99_extdms_complete: 100 movl #-1,a2@ | set done flag 101 rts 102