1 files changed, 29 insertions, 9 deletions

diff --git a/sys/dev/sound/pcm/buffer.h b/sys/dev/sound/pcm/buffer.h
index 930d2e5..d25ceec 100644
--- a/sys/dev/sound/pcm/buffer.h
+++ b/sys/dev/sound/pcm/buffer.h
@@ -26,13 +26,35 @@
  * $FreeBSD$
  */
 
-#define ISA_DMA(b) (sndbuf_getflags((b)) & SNDBUF_F_ISADMA)
+#define SND_DMA(b) (sndbuf_getflags((b)) & SNDBUF_F_DMA)
 #define SNDBUF_LOCKASSERT(b)
 
-#define	SNDBUF_F_ISADMA		0x00000001
+#define	SNDBUF_F_DMA		0x00000001
 #define	SNDBUF_F_XRUN		0x00000002
 #define	SNDBUF_F_RUNNING	0x00000004
 
+#define SNDBUF_NAMELEN	48
+
+struct snd_dbuf {
+	device_t dev;
+	u_int8_t *buf, *tmpbuf;
+	unsigned int bufsize, maxsize;
+	volatile int dl; /* transfer size */
+	volatile int rp; /* pointers to the ready area */
+	volatile int rl; /* length of ready area */
+	volatile int hp;
+	volatile u_int32_t total, prev_total;
+	int dmachan, dir;       /* dma channel */
+	u_int32_t fmt, spd, bps;
+	unsigned int blksz, blkcnt;
+	int xrun;
+	u_int32_t flags;
+	bus_dmamap_t dmamap;
+	bus_dma_tag_t dmatag;
+	struct selinfo sel;
+	char name[SNDBUF_NAMELEN];
+};
+
 struct snd_dbuf *sndbuf_create(device_t dev, char *drv, char *desc);
 void sndbuf_destroy(struct snd_dbuf *b);
 
@@ -87,10 +109,8 @@ int sndbuf_feed(struct snd_dbuf *from, struct snd_dbuf *to, struct pcm_channel *
 u_int32_t sndbuf_getflags(struct snd_dbuf *b);
 void sndbuf_setflags(struct snd_dbuf *b, u_int32_t flags, int on);
 
-int sndbuf_isadmasetup(struct snd_dbuf *b, struct resource *drq);
-int sndbuf_isadmasetdir(struct snd_dbuf *b, int dir);
-void sndbuf_isadma(struct snd_dbuf *b, int go);
-int sndbuf_isadmaptr(struct snd_dbuf *b);
-void sndbuf_isadmabounce(struct snd_dbuf *b);
-
-
+int sndbuf_dmasetup(struct snd_dbuf *b, struct resource *drq);
+int sndbuf_dmasetdir(struct snd_dbuf *b, int dir);
+void sndbuf_dma(struct snd_dbuf *b, int go);
+int sndbuf_dmaptr(struct snd_dbuf *b);
+void sndbuf_dmabounce(struct snd_dbuf *b);