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hdparam non abilita UDMA66 - 80-wire cable detection failed



Salve a tutti,

ho un vecchio K6-2 300 con MB Epox che supporta 
UDMA66.
Una Debian 5.0 fresca fresca con kernel 2.6.26-1-486
Un HD 
Maxtor Diamond 9 da 60Gb ed un bellissimo cavo UDMA nuovo e funzionante 
(testato).
purtroppo quando cerco di abilitare l'UDMA66

sudo hdparm -
Xudma3 /dev/hda

mi da questo errore in /var/lo/kern.log

--- : UDMA 
speeds >UDMA33 cannot be set

e se cerco nell'output del dmesg trovo:


--- [  140.924881] hda: host side 80-wire cable detection failed, 
limiting max speed to UDMA33
--- [  140.924999] hda: UDMA speeds 
>UDMA33 cannot be set

questo è l'output di lspci:

--- 00:00.0 Host 
bridge: VIA Technologies, Inc. VT82C598 [Apollo MVP3] (rev 04)
--- 00:
01.0 PCI bridge: VIA Technologies, Inc. VT82C598/694x [Apollo 
MVP3/Pro133x AGP]
--- 00:07.0 ISA bridge: VIA Technologies, Inc. 
VT82C586/A/B PCI-to-ISA [Apollo VP] (rev 41)
--- 00:07.1 IDE interface: 
VIA Technologies, Inc. VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus 
Master IDE (rev 06)
--- 00:07.2 USB Controller: VIA Technologies, Inc. 
VT82xxxxx UHCI USB 1.1 Controller (rev 02)
--- 00:07.3 Bridge: VIA 
Technologies, Inc. VT82C586B ACPI (rev 10)
--- 00:08.0 VGA compatible 
controller: Tseng Labs Inc ET6000 (rev 30)
--- 00:0b.0 Ethernet 
controller: VIA Technologies, Inc. VT6105/VT6106S [Rhine-III] (rev 85)


e questo l'output di sudo hdparm -i /dev/hda

--- /dev/hda:
--- 
---  
Model=Maxtor 6Y060L0, FwRev=YAR41VW0, SerialNo=Y2SWEQJE
---  Config={ 
Fixed }
---  RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=57

---  BuffType=DualPortCache, BuffSize=2048kB, MaxMultSect=16, 
MultSect=off
 --- CurCHS=4047/16/255, CurSects=16511760, LBA=yes, 
LBAsects=120103200
---  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: ATA/ATAPI-7 T13 1532D 
revision 0:  ATA/ATAPI-1,2,3,4,5,6,7
--- 
---  * signifies the current 
active mode


Qualcuno puo' aiutarmi per piacere?

Grazie in anticipo



Davide (Lubbo).



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