diff options
Diffstat (limited to 'device/conf.h')
| -rw-r--r-- | device/conf.h | 39 |
1 files changed, 27 insertions, 12 deletions
diff --git a/device/conf.h b/device/conf.h index a0d5010..fea1822 100644 --- a/device/conf.h +++ b/device/conf.h @@ -32,22 +32,30 @@ #define _DEVICE_CONF_H_ #include <mach/machine/vm_types.h> +#include <sys/types.h> +#include <mach/port.h> +#include <mach/vm_prot.h> + +struct io_req; +typedef struct io_req *io_req_t; + +typedef int io_return_t; /* * Operations list for major device types. */ struct dev_ops { - char * d_name; /* name for major device */ - int (*d_open)(); /* open device */ - int (*d_close)(); /* close device */ - int (*d_read)(); /* read */ - int (*d_write)(); /* write */ - int (*d_getstat)(); /* get status/control */ - int (*d_setstat)(); /* set status/control */ - vm_offset_t (*d_mmap)(); /* map memory */ - int (*d_async_in)();/* asynchronous input setup */ - int (*d_reset)(); /* reset device */ - int (*d_port_death)(); + char * d_name; /* name for major device */ + int (*d_open)(dev_t, int, io_req_t);/* open device */ + void (*d_close)(dev_t, int); /* close device */ + int (*d_read)(dev_t, io_req_t); /* read */ + int (*d_write)(dev_t, io_req_t); /* write */ + int (*d_getstat)(dev_t, int, int *, natural_t *); /* get status/control */ + int (*d_setstat)(dev_t, int, int *, natural_t); /* set status/control */ + int (*d_mmap)(dev_t, vm_offset_t, vm_prot_t); /* map memory */ + int (*d_async_in)(); /* asynchronous input setup */ + int (*d_reset)(); /* reset device */ + int (*d_port_death)(dev_t, mach_port_t); /* clean up reply ports */ int d_subdev; /* number of sub-devices per unit */ @@ -59,8 +67,15 @@ typedef struct dev_ops *dev_ops_t; * Routines for null entries. */ extern int nulldev(void); /* no operation - OK */ +extern int nulldev_open(dev_t dev, int flag, io_req_t ior); +extern void nulldev_close(dev_t dev, int flags); +extern int nulldev_read(dev_t dev, io_req_t ior); +extern int nulldev_write(dev_t dev, io_req_t ior); +extern io_return_t nulldev_getstat(dev_t dev, int flavor, int *data, natural_t *count); +extern io_return_t nulldev_setstat(dev_t dev, int flavor, int *data, natural_t count); +extern io_return_t nulldev_portdeath(dev_t dev, mach_port_t port); extern int nodev(void); /* no operation - error */ -extern vm_offset_t nomap(void); /* no operation - error */ +extern int nomap(dev_t dev, vm_offset_t off, int prot); /* no operation - error */ /* * Flavor constants for d_dev_info routine |