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2015-12-14 14:00:35 +01:00
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+|  sound_dma.asm - Atari Falcon specific port code
+|
+|  Copyright (c) 1997-1998 Petr Stehlik and Karel Rous
+|  Copyright (c) 1998-2003 Atari800 development team (see DOC/CREDITS)
+|
+|  This file is part of the Atari800 emulator project which emulates
+|  the Atari 400, 800, 800XL, 130XE, and 5200 8-bit computers.
+|
+|  Atari800 is free software; you can redistribute it and/or modify
+|  it under the terms of the GNU General Public License as published by
+|  the Free Software Foundation; either version 2 of the License, or
+|  (at your option) any later version.
+|
+|  Atari800 is distributed in the hope that it will be useful,
+|  but WITHOUT ANY WARRANTY; without even the implied warranty of
+|  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+|  GNU General Public License for more details.
+|
+|  You should have received a copy of the GNU General Public License
+|  along with Atari800; if not, write to the Free Software
+|  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+	.globl	_timer_A
+	.globl	_timer_A_v_C
+
+_timer_A:
+	tst.b	semafor
+	bne.s	konec
+	st	semafor
+
+	movem.l	d0-d7/a0-a6,zaloha_registru
+	jsr	_timer_A_v_C
+	movem.l	zaloha_registru,d0-d7/a0-a6
+
+	sf	semafor
+konec:	rte
+
+	.bss
+zaloha_registru:
+	ds.l	15
+zaloha_SR:
+	ds.w	1
+semafor:
+	ds.b	1