Displaying 1 result from an estimated 1 matches for "atamodes".
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metamodes
2003 Apr 28
1
ATA driver not as good in 4.8 as 4.5?
I have a Lite-On 24102B burner on an Epox 7KXA (VIA 686A southbridge)
together with a few SCSI disks. I recently upgraded from FreeBSD 4.5
to 4.7 then almost immediately to 4.8. I've had trouble with the burner
since.
With FreeBSD 4.5, I used "sysctl hw.atamodes=---,---,dma,---" to set
the burner to DMA. Everything then worked fine. As far as I know it
was using UDMA33. That's what the BIOS said it was using anyway.
With FreeBSD 4.8 I use "hw.ata.atapi_dma=1" at boot. This then tells
me it is using UDMA33. Unfortunately, I then oft...