Re: How to enable DMA at boot time
On Wed, 27 Nov 2002 00:41:22 +0000, Clive Standbridge
>Following the tips in another thread, I have successfully
>used hdparm to enable DMA and to measure its improvement
>on my IDE hard disk.
>Now I want to enable DMA at boot time. According to the
>kernel docs (ide.txt.gz and kernel-parameters.txt.gz) I should
>be able to do this with the kernel parameter ide0=dma, but it
>doesn't work. Am I doing something wrong, or is this not supported?
>If not, should I enable DMA with an hdparm command in an init
>script, or do something else?
>I'm using kernel 2.4.18-k7 in Woody.
>Motherboard: Micro-Star K7T Pro2-A (MS-6330)
>Disk: Maxtor DiamondMax UDMA100.
>Any help is appreciated.
Try ide0=ata66 (for UDMA66; change as appropriate)
Works for me.