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View Full Version : Montecarlo boards operating against Sandy Bridge chipset



mrecoskie
03-07-13, 04:32 PM
The Sandy Bridge chipset does not support native PCI support. Instead it uses a PCI-e to PCI bridge. This is not implemented well on some motherboards - especially for more complicated telephony PCI boards. This can usually be fixed with a BIOS firmware update.


Below is one known motherboard to demonstrate the problem.


Supermicro 9SCA-F
http://www.supermicro.com/products/motherboard/xeon/c202_c204/x9sca-f.cfm
Fixed with Bios version 2.
(http://www.supermicro.com/products/nfo/BIOS_Upgrade_Instruction_E3-1200_V2.pdf)


The problem generally affects the interrupt. For example on a Pika DaytonaMM board you may see the following error:



DaytonaMM - FATAL error: KMD return wrong status, while write ...