diff src/audio/mint/SDL_mintaudio_dma8.h @ 644:594422ab8f9f

Atari MiNT: added more audio drivers
author Patrice Mandin <patmandin@gmail.com>
date Mon, 07 Jul 2003 19:16:03 +0000
parents
children b8d311d90021
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/audio/mint/SDL_mintaudio_dma8.h	Mon Jul 07 19:16:03 2003 +0000
@@ -0,0 +1,65 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002  Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library 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
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public
+    License along with this library; if not, write to the Free
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+    Sam Lantinga
+    slouken@libsdl.org
+*/
+
+/*
+	DMA 8bits audio definitions
+
+	Patrice Mandin
+*/
+
+#ifndef _SDL_mintaudio_dma8_h
+#define _SDL_mintaudio_dma8_h
+
+#define DMAAUDIO_IO_BASE (0xffff8900)
+struct DMAAUDIO_IO_S {
+	unsigned char int_ctrl;
+	unsigned char control;
+
+	unsigned char dummy1;
+	unsigned char start_high;
+	unsigned char dummy2;
+	unsigned char start_mid;
+	unsigned char dummy3;
+	unsigned char start_low;
+
+	unsigned char dummy4;
+	unsigned char cur_high;
+	unsigned char dummy5;
+	unsigned char cur_mid;
+	unsigned char dummy6;
+	unsigned char cur_low;
+
+	unsigned char dummy7;
+	unsigned char end_high;
+	unsigned char dummy8;
+	unsigned char end_mid;
+	unsigned char dummy9;
+	unsigned char end_low;
+
+	unsigned char dummy10[12];
+
+	unsigned char track_select; /* CODEC only */
+	unsigned char mode;
+};
+#define DMAAUDIO_IO ((*(volatile struct DMAAUDIO_IO_S *)DMAAUDIO_IO_BASE))
+
+#endif /* _SDL_mintaudio_dma8_h */