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Diffstat (limited to 'include/asm-m68k/mac_asc.h')
-rw-r--r--include/asm-m68k/mac_asc.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/include/asm-m68k/mac_asc.h b/include/asm-m68k/mac_asc.h
new file mode 100644
index 00000000000..fc2e5467b41
--- /dev/null
+++ b/include/asm-m68k/mac_asc.h
@@ -0,0 +1,27 @@
+/*
+ * Apple Sound Chip
+ */
+
+#ifndef __ASM_MAC_ASC_H
+#define __ASM_MAC_ASC_H
+
+/*
+ * ASC offsets and controls
+ */
+
+#define ASC_BUF_BASE 0x00 /* RAM buffer offset */
+#define ASC_BUF_SIZE 0x800
+
+#define ASC_CONTROL 0x800
+#define ASC_CONTROL_OFF 0x00
+#define ASC_FREQ(chan,byte) ((0x810)+((chan)<<3)+(byte))
+#define ASC_ENABLE 0x801
+#define ASC_ENABLE_SAMPLE 0x02
+#define ASC_MODE 0x802
+#define ASC_MODE_SAMPLE 0x02
+
+#define ASC_VOLUME 0x806
+#define ASC_CHAN 0x807 /* ??? */
+
+
+#endif