From Bugzilla Helper: User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.5) Gecko/20031202 Description of problem: I have Asus P4P800 motherboard with Intel 82801EB Ultra ATA Storage Controller and it works in udma5 (ultra ATA 100) mode, but hdparm -i /dev/hda shows that disk (Maxtor 80GB ultra ATA 133) works in udma2 mode. I tried to set hdparm -d 1 -X 69 /dev/hda (and also X69 and X67) and none of this works. hdparm -t /dev/hda gives read speed about 30 MB/sek. Does this kernel support Intel 82801EB? Version-Release number of selected component (if applicable): kernel 2.4.22 2140 nptl smp How reproducible: Always Steps to Reproduce: 1. login as root 2. hdparm -d 1 -X 69 /dev/hda 3. hdparm -i /dev/hda Actual Results: /dev/hda: setting using_dma to 1 (on) setting xfermode to 69 (UltraDMA mode5) HDIO_DRIVE_CMD(setxfermode) failed: Input/output error using_dma = 1 (on) /dev/hda: Model=Maxtor 6Y080P0, FwRev=YAR41BW0, SerialNo=Y329EXBE Config={ Fixed } RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=57 BuffType=DualPortCache, BuffSize=7936kB, MaxMultSect=16, MultSect=16 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=160086528 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120} PIO modes: pio0 pio1 pio2 pio3 pio4 DMA modes: mdma0 mdma1 mdma2 UDMA modes: udma0 udma1 *udma2 udma3 udma4 udma5 udma6 AdvancedPM=yes: disabled (255) WriteCache=enabled Drive conforms to: (null): * signifies the current active mode Expected Results: UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5 udma6 Additional info: Intel 82801EB Ultra ATA Storage Controller and 2.4.22 2140 smp kernel
you need a udma IDE cable to do it (80 pin)
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