ChangeLog.ips

IBM ServeRAID driver Change Log
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

        5.00.01  - Sarasota ( 5i ) adapters must always be scanned first  
                 - Get rid on IOCTL_NEW_COMMAND code  
                 - Add Extended DCDB Commands for Tape Support in 5I                  
        
        4.90.11  - Don't actually RESET unless it's physically required
                 - Remove unused compile options
        
        4.90.08  - Data Corruption if First Scatter Gather Element is > 64K
        
        4.90.08  - Increase Delays in Flashing ( Trombone Only - 4H )        
        
        4.90.05  - Use New PCI Architecture to facilitate Hot Plug Development
        
        4.90.01  - Add ServeRAID Version Checking

        4.80.26  - Clean up potential code problems ( Arjan's recommendations )
        
        4.80.21  - Change memcpy() to copy_to_user() in NVRAM Page 5 IOCTL path   
        
        4.80.20  - Set max_sectors in Scsi_Host structure ( if >= 2.4.7 kernel )
                 - 5 second delay needed after resetting an i960 adapter
        
        4.80.14  - Take all semaphores off stack                    
                 - Clean Up New_IOCTL path
                   
        4.80.04  - Eliminate calls to strtok() if 2.4.x or greater 
                 - Adjustments to Device Queue Depth               

        4.80.00  - Make ia64 Safe    
        
        4.72.01  - I/O Mapped Memory release ( so "insmod ips" does not Fail )    
                 - Don't Issue Internal FFDC Command if there are Active Commands 
                 - Close Window for getting too many IOCTL's active 
                   
        4.72.00  - Allow for a Scatter-Gather Element to exceed MAX_XFER Size     
        
        4.71.00  - Change all memory allocations to not use GFP_DMA flag 
                 - Code Clean-Up for 2.4.x kernel      
        
        4.70.15  - Fix Breakup for very large ( non-SG ) requests
        
        4.70.13  - Don't release HA Lock in ips_next() until SC taken off queue  
                 - Unregister SCSI device in ips_release()                        
                 - Don't Send CDB's if we already know the device is not present  
                 
        4.70.12  - Corrective actions for bad controller ( during initialization )
        
        4.70.09  - Use a Common ( Large Buffer ) for Flashing from the JCRM CD    
                 - Add IPSSEND Flash Support                                      
                 - Set Sense Data for Unknown SCSI Command                        
                 - Use Slot Number from NVRAM Page 5 
                 - Restore caller's DCDB Structure
                                       
        4.20.14  - Update patch files for kernel 2.4.0-test5

        4.20.13  - Fix some failure cases / reset code
                 - Hook into the reboot_notifier to flush the controller
                   cache

        4.20.03 - Rename version to coincide with new release schedules
                - Performance fixes
                - Fix truncation of /proc files with cat
                - Merge in changes through kernel 2.4.0test1ac21

        4.10.13 - Fix for dynamic unload and proc file system

        4.10.00 - Add support for ServeRAID 4M/4L

        4.00.06 - Fix timeout with initial FFDC command

        4.00.05 - Remove wish_block from init routine
                - Use linux/spinlock.h instead of asm/spinlock.h for kernels
                  2.3.18 and later
                - Sync with other changes from the 2.3 kernels

        4.00.04 - Rename structures/constants to be prefixed with IPS_

        4.00.03 - Add alternative passthru interface
                - Add ability to flash ServeRAID BIOS

        4.00.02 - Fix problem with PT DCDB with no buffer

        4.00.01 - Add support for First Failure Data Capture

        4.00.00 - Add support for ServeRAID 4

        3.60.02 - Make DCDB direction based on lookup table.
                - Only allow one DCDB command to a SCSI ID at a time.

        3.60.01 - Remove bogus error check in passthru routine.

        3.60.00 - Bump max commands to 128 for use with ServeRAID
                  firmware 3.60.
                - Change version to 3.60 to coincide with ServeRAID release
                  numbering.

        1.00.00 - Initial Public Release
                - Functionally equivalent to 0.99.05

        0.99.05 - Fix an oops on certain passthru commands

        0.99.04 - Fix race condition in the passthru mechanism
                  -- this required the interface to the utilities to change
                - Fix error recovery code

        0.99.03 - Make interrupt routine handle all completed request on the
                  adapter not just the first one
                - Make sure passthru commands get woken up if we run out of
                  SCBs
                - Send all of the commands on the queue at once rather than
                  one at a time since the card will support it.

        0.99.02 - Added some additional debug statements to print out
                  errors if an error occurs while trying to read/write
                  to a logical drive (IPS_DEBUG).

                - Fixed read/write errors when the adapter is using an
                  8K stripe size.