(D2) - Driver entry point routines
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(D2) - Driver entry point routines


Intro
introduction to driver entry point routines

biostart
start an I/O transfer

chpoll
poll entry point for a non-STREAMS character device driver

close
relinquish access to a device

config
inform drivers of hardware device instances to be managed

devinfo
obtain information about a device

drvctl
handle custom I/O operations from another driver

halt
shut down the driver when the system shuts down

init
initialize a static device driver

intr
process a device interrupt

ioctl
perform device-specific control functions

_load
initialize a loadable driver

mmap
support virtual mapping for memory-mapped device

open
gain access to a device

read
read data from a character device

size
return size of logical block device

start
initialize a static device driver (with interrupts enabled)

strategy
start an old-style block I/O transfer

_unload
prepare to unload a driver

_verify
verify that driver supports a particular device

write
write data to a character device

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OpenServer 6 and UnixWare (SVR5) HDK - June 2005