newbus & bus_space the mcd(4) driver.

1 files changed, 79 insertions, 0 deletions

diff --git a/sys/dev/mcd/mcdvar.h b/sys/dev/mcd/mcdvar.h
new file mode 100644
index 0000000..1d8e1c88
--- /dev/null
+++ b/sys/dev/mcd/mcdvar.h
@@ -0,0 +1,79 @@
+/*
+ * $FreeBSD$
+ */
+
+struct mcd_mbx {
+	short		unit;
+	short		port;
+	short		retry;
+	short		nblk;
+	int		sz;
+	u_long		skip;
+	struct bio *	bp;
+	int		p_offset;
+	short		count;
+	short		mode;
+};
+
+struct mcd_data {
+	short			type;
+	char *			name;
+	short			config;
+	short			flags;
+	u_char			read_command;
+	short			status;
+	int			blksize;
+	u_long			disksize;
+	int			iobase;
+	struct disklabel	dlabel;
+	int			partflags[MAXPARTITIONS];
+	int			openflags;
+	struct mcd_volinfo	volinfo;   
+	struct mcd_qchninfo	toc[MCD_MAXTOCS]; 
+	short			audio_status;
+	short			curr_mode;
+	struct mcd_read2	lastpb;
+	short			debug;
+	struct bio_queue_head	head;	     /* head of bio queue */
+	struct mcd_mbx		mbx;
+};
+
+struct mcd_softc {
+	device_t		dev;
+	dev_t			mcd_dev_t[3];
+	int			debug;
+
+	struct resource *	port;
+	int			port_rid;
+	int			port_type;
+	bus_space_tag_t		port_bst;
+	bus_space_handle_t	port_bsh;
+
+	struct resource *	irq;
+	int			irq_rid;
+	int			irq_type;
+	void *			irq_ih;
+
+	struct resource *	drq;
+	int			drq_rid;
+	int			drq_type;
+
+	struct mtx		mtx;
+
+	struct callout_handle	ch;
+	int			ch_state;
+	struct mcd_mbx *	ch_mbxsave;
+
+	struct mcd_data		data;
+};
+
+#define	MCD_LOCK(_sc)		splx(&(_sc)->mtx
+#define	MCD_UNLOCK(_sc)		splx(&(_sc)->mtx
+
+#define	MCD_READ(_sc, _reg) \
+	bus_space_read_1(_sc->port_bst, _sc->port_bsh, _reg)
+#define	MCD_WRITE(_sc, _reg, _val) \
+	bus_space_write_1(_sc->port_bst, _sc->port_bsh, _reg, _val)
+
+int	mcd_probe	(struct mcd_softc *);
+int	mcd_attach	(struct mcd_softc *);