1 files changed, 15 insertions, 0 deletions
diff --git a/os/pc/audio.h b/os/pc/audio.h
new file mode 100644
index 00000000..d06c7bcc
--- /dev/null
+++ b/os/pc/audio.h
@@ -0,0 +1,15 @@
+enum
+{
+	Bufsize	= 1024,	/* 5.8 ms each, must be power of two */
+	Nbuf		= 128,	/* .74 seconds total */
+	Dma		= 6,
+	IrqAUDIO	= 7,
+	SBswab	= 0,
+};
+
+#define seteisadma(a, b)	dmainit(a, Bufsize);
+#define CACHELINESZ		8
+#define UNCACHED(type, v)	(type*)((ulong)(v))
+
+#define Int0vec
+#define setvec(v, f, a)		intrenable(v, f, a, BUSUNKNOWN, "audio")