freebsd-dev/sys/dev/mcd/mcdvar.h

75 lines
1.3 KiB
C
Raw Normal View History

2002-10-04 07:14:19 +00:00
/*
* $FreeBSD$
*/
struct mcd_mbx {
short retry;
short nblk;
int sz;
u_long skip;
struct bio * bp;
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;
2002-10-06 00:19:38 +00:00
int partflags;
2002-10-04 07:14:19 +00:00
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;
2002-10-06 00:19:38 +00:00
dev_t mcd_dev_t;
2002-10-04 07:14:19 +00:00
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 *);