[Bug 110636] Re: hdparm - cannot set dma on IDE hard drive that works via pata

[Ludovic Lebègue]

I don't have any more reading/writing lags on Gutsy on the same platform

hdparm - i :

 Model=Hitachi HTS541612J9SA00                 , FwRev=SBDOC70P, SerialNo=      SB3D00E5G289TA
 Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs }
 RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4
 BuffType=DualPortCache, BuffSize=7516kB, MaxMultSect=16, MultSect=?16?
 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=234441648
 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 
 AdvancedPM=yes: mode=0x80 (128) WriteCache=enabled
 Drive conforms to: ATA/ATAPI-7 T13 1532D revision 1:  ATA/ATAPI-2,3,4,5,6,7

hdparm -tT

 Timing cached reads:   6066 MB in  1.99 seconds = 3043.46 MB/sec
 Timing buffered disk reads:  108 MB in  3.01 seconds =  35.83 MB/sec

uname -r :
2.6.22-14-generic

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hdparm - cannot set dma on IDE hard drive that works via pata
https://bugs.launchpad.net/bugs/110636
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