handle interrupts for SCSI peripheral drivers
for syntax, arguments, context, and return values
for the host adapter's
entry point routine.
Interrupt handling entry point routine
for SCSI periphral drivers.
pointer to a
SCSI peripheral drivers use the
routine as the driver's callback function.
It is called by the host adapter driver's
routine at interrupt time
to either inform the user-level process
that the I/O has completed
or to inform a sleeping process
that a free request block is available.
If the SCSI host adapter queues requests,
routine attempts to dispatch another request block to the device
using the driver's
The logic of a SCSI peripheral driver's
Determine which SCSI peripheral device
caused the interrupt.
If the interrupt is spurious,
display a message on the console and return.
Check and update the status flags
the host adapter and device:
put either error information
or I/O completion and status information
in the xxtab structure.
and then clear the request block.
routine to handle any outstanding requests.
routine should configure interrupts dynamically
function although manual configuration is also supported.
Context and synchronization
SCSI peripheral drivers.
Differences between versions
``OSDI SCSI driver interface version for SCO OpenServer 5'' in HDK Technical Reference
19 June 2005
© 2005 The SCO Group, Inc. All rights reserved.
OpenServer 5 HDK - June 2005