adbsysasm.s revision 1.4
1/* $NetBSD: adbsysasm.s,v 1.4 1996/10/13 16:54:24 christos 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_adb_jadbprochello: 53 .asciz "adb: hello from adbproc\n" 54 .even 55 56 57 .global _adb_jadbproc 58_adb_jadbproc: 59#if defined(MRG_DEBUG) && 0 60 moveml #0xc0c0, sp@- | save scratch regs 61 movl _adb_jadbprochello, sp@- 62 jbsr _printf 63 addl #4, sp /* pop params */ 64 moveml sp@+, #0x0303 | restore scratch regs 65#endif 66 /* Don't do anything; adb_init fixes dev info for us. */ 67 rts 68 69 /* ADBOp's completion routine used by extdms_init() in adbsys.c. */ 70 .global _extdms_complete 71_extdms_complete: 72 movl #-1,a2@ | set done flag 73 rts 74