linux-kernel - Re: Can't enable DMA over ATA on Intel Chipset 2.6.16

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Date:	Sun, 27 Aug 2006 13:16:21 -0500
From:	Gustavo Guillermo Pérez 
	<gustavo@...punauta.com>
To:	Jeff Garzik <jeff@...zik.org>, LKML <linux-kernel@...r.kernel.org>
Subject: Re: Can't enable DMA over ATA on Intel Chipset 2.6.16

El Domingo, 27 de Agosto de 2006 12:57, escribió:
> Gustavo Guillermo Pérez wrote:
> > Hello list, I can't enable DMA on this chipset, even forcing with the
> > options provided in kconfig.
>
> Google around for combined mode, and/or set your BIOS to something other
> than legacy IDE mode.
already tryed with BIOS legacy
/dev/hdc:
 setting using_dma to 1 (on)
 HDIO_SET_DMA failed: Operation not permitted
 setting xfermode to 69 (UltraDMA mode5)
 using_dma    =  0 (off)
root@...1 /home/gus # hdparm -d1 -X udma1 /dev/hdc

/dev/hdc:
 setting using_dma to 1 (on)
 HDIO_SET_DMA failed: Operation not permitted
 setting xfermode to 65 (UltraDMA mode1)
 using_dma    =  0 (off)
root@...1 /home/gus # hdparm -d1 -X udma2 /dev/hdc

/dev/hdc:
 setting using_dma to 1 (on)
 HDIO_SET_DMA failed: Operation not permitted
 setting xfermode to 66 (UltraDMA mode2)
 using_dma    =  0 (off)
root@...1 /home/gus # hdparm -d1 -X udma3 /dev/hdc

/dev/hdc:
 setting using_dma to 1 (on)
 HDIO_SET_DMA failed: Operation not permitted
 setting xfermode to 67 (UltraDMA mode3)
 using_dma    =  0 (off)
root@...1 /home/gus # hdparm -d1 -X udma4 /dev/hdc

/dev/hdc:
 setting using_dma to 1 (on)
 HDIO_SET_DMA failed: Operation not permitted
 setting xfermode to 68 (UltraDMA mode4)
 using_dma    =  0 (off)
root@...1 /home/gus # hdparm -d1 -X udma5 /dev/hdc

/dev/hdc:
 setting using_dma to 1 (on)
 HDIO_SET_DMA failed: Operation not permitted
 setting xfermode to 69 (UltraDMA mode5)
 using_dma    =  0 (off)


-- 
Gustavo Guillermo Pérez
Compunauta uLinux
www.compunauta.com
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