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DMA problem



Hello List ,
       i have sis5513 ide controller , when i try to enable DMA for my
Harddisk , cdrom,
i get following message -->

# hdparm -d1 /dev/hda
/dev/hda:
 setting using_dma to 1 (on)
 HDIO_SET_DMA failed: Operation not permitted
 using_dma    =  0 (off)

I am running  "2.6.11-9-amd64-k8" kernel ..  I have added sis5513
module to /etc/modules at the top. Still facing same  problem.

How can i enable this DMA ??

-- 
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BHUSHAN KULKARNI



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