Adaptec AIC-7899 SCSI Controller

John Thompson JohnThompson at new.rr.com
Sat Jul 10 11:50:23 UTC 2004


Club 977 E-mail wrote:

> Anyone know when a driver will be available or where I can get a driver 
> for the Adaptec AIC-7899 SCSI Controler for Fedora Core 2??
>  
> Would really like to update to Core 2 on my Intel server but I can't 
> find the proper driver to continue the Installation?

According to /usr/src/linux-2.6.6/Documentation/scsi/aic7xxx.txt, the 
AIC-7899 is supported by the aic7xxx module in kernel 2.6.6 at least:

    The following Adaptec SCSI Chips and Host Adapters are supported by
    the aic7xxx driver.

    Chip    MIPS  Host Bus  MaxSync  MaxWidth  SCBs  Notes
    ---------------------------------------------------------------
    aic7770  10    EISA/VL   10MHz    16Bit      4   1
    aic7850  10    PCI/32    10MHz    8Bit       3
    aic7855  10    PCI/32    10MHz    8Bit       3
    aic7856  10    PCI/32    10MHz    8Bit       3
    aic7859  10    PCI/32    20MHz    8Bit       3
    aic7860  10    PCI/32    20MHz    8Bit       3
    aic7870  10    PCI/32    10MHz    16Bit      16
    aic7880  10    PCI/32    20MHz    16Bit      16
    aic7890  20    PCI/32    40MHz    16Bit      16      3 4 5 6 7 8
    aic7891  20    PCI/64    40MHz    16Bit      16      3 4 5 6 7 8
    aic7892  20   PCI/64-66  80MHz    16Bit      16      3 4 5 6 7 8
    aic7895  15    PCI/32    20MHz    16Bit      16    2 3 4 5
    aic7895C 15    PCI/32    20MHz    16Bit      16    2 3 4 5     8
    aic7896  20    PCI/32    40MHz    16Bit      16    2 3 4 5 6 7 8
    aic7897  20    PCI/64    40MHz    16Bit      16    2 3 4 5 6 7 8
    aic7899  20   PCI/64-66  80MHz    16Bit      16    2 3 4 5 6 7 8

    1.   Multiplexed Twin Channel Device - One controller servicing two
         busses.
    2.   Multi-function Twin Channel Device - Two controllers on one 		 
chip.
    3.   Command Channel Secondary DMA Engine - Allows scatter 
gather 			list and SCB prefetch.
    4.   64 Byte SCB Support - Allows disconnected, unttagged 
request 			table for all possible target/lun combinations.
    5.   Block Move Instruction Support - Doubles the speed of certain
         sequencer operations.
    6.   `Bayonet' style Scatter Gather Engine - Improves S/G prefetch
         performance.
    7.   Queuing Registers - Allows queuing of new transactions without
         pausing the sequencer.
    8.   Multiple Target IDs - Allows the controller to respond to 		 
selection as a target on multiple SCSI IDs.


-- 

-John (john at os2.dhs.org)





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