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SubjectRe: [2.3.99pre2] [CORRUPTION] Doh! Corruption problems again...
On Tue, Mar 21, 2000 at 08:54:59PM -0800, Andre Hedrick wrote:

> On Tue, 21 Mar 2000, Simon Kirby wrote:
>
> > On Tue, Mar 21, 2000 at 12:56:55PM -0800, Andre Hedrick wrote:
> >
> > > OH MY !!!!............
> > >
> > > You know that WDC blows of the UDMA CRC and you are pumping data at
> > > ATA-3/4/5 trasfer rates with ATA-2 correction/dectection, which equals
> > > NONE!!!!!!!!
> >
> > Hrmm... Well, I don't see any bit errors, just mismapped blocks of data.
>
> BINGO!!!!!
>
> Blowing off the CRC errors means incomplete data WRITES.

Ah, I guess that would make sense. :)

> > 00:04.1 IDE interface: Intel Corporation 82371AB PIIX4 IDE (rev 01)
> > [sroot@oof:/root]# lspci -bxxxs 00:04.1
> > 00:04.1 IDE interface: Intel Corporation 82371AB PIIX4 IDE (rev 01)
> > 40: 77 e3 07 a3 0b 00 00 00 07 00 22 02 00 00 00 00
> 4 pio 2 hdb UDMA 2
> 4 pio & sitre 1 hda UDMA 2
> 4 pio ! sitre 4 hdc UDMA 2
>
> It did setup correctly but what does hdparm -i /dev/hda|b|c ?

[sroot@oof:/d]# hdparm -i /dev/hda

/dev/hda:

Model=WDC WD273BA, FwRev=P78OA30A, SerialNo=WD-WT9630110245
Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=34
BuffType=3(DualPortCache), BuffSize=1961kB, MaxMultSect=16, MultSect=8
DblWordIO=no, OldPIO=2, DMA=yes, OldDMA=2
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=53464320
tDMA={min:120,rec:120}, DMA modes: mword0 mword1 mword2
IORDY=on/off, tPIO={min:240,w/IORDY:120}, PIO modes: mode3 mode4
UDMA modes: mode0 mode1 *mode2 mode3 mode4

[sroot@oof:/d]# hdparm -i /dev/hdb

/dev/hdb:

Model=WDC WD273BA, FwRev=P78OA30A, SerialNo=WD-WM9630042296
Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=34
BuffType=3(DualPortCache), BuffSize=1961kB, MaxMultSect=16, MultSect=8
DblWordIO=no, OldPIO=2, DMA=yes, OldDMA=2
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=53464320
tDMA={min:120,rec:120}, DMA modes: mword0 mword1 mword2
IORDY=on/off, tPIO={min:240,w/IORDY:120}, PIO modes: mode3 mode4
UDMA modes: mode0 mode1 *mode2 mode3 mode4

[sroot@oof:/d]# hdparm -i /dev/hdc

/dev/hdc:

Model=WDC AC28400R, FwRev=15.01J55, SerialNo=WD-WM6280160205
Config={ HardSect NotMFM HdSw>15uSec SpinMotCtl Fixed DTR>5Mbs FmtGapReq }
RawCHS=16383/16/63, TrkSize=57600, SectSize=600, ECCbytes=40
BuffType=3(DualPortCache), BuffSize=512kB, MaxMultSect=16, MultSect=8
DblWordIO=no, OldPIO=2, DMA=yes, OldDMA=0
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=16514064
tDMA={min:120,rec:120}, DMA modes: mword0 mword1 mword2
IORDY=on/off, tPIO={min:160,w/IORDY:120}, PIO modes: mode3 mode4
UDMA modes: mode0 mode1 *mode2

Simon-

[ Stormix Technologies Inc. ][ NetNation Communcations Inc. ]
[ sim@stormix.com ][ sim@netnation.com ]
[ Opinions expressed are not necessarily those of my employers. ]

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