Bonjour ,
C'est bizarre , il m'est impossible de passer mes HD en DMA !
Si je lance hdparm -d1 /dev/hda , j'obtiens un joyeux :
/dev/hda:
setting using_dma to 1 (on)
HDIO_SET_DMA failed: Operation not permitted
using_dma = 0 (off)
Pas glop !
Voici le resultat de hdparm -I /dev/hda :
/dev/hda:
non-removable ATA device, with non-removable media
Model Number: Maxtor 6Y080L0
Serial Number: Y3HXLAZE
Firmware Revision: YAR41BW0
Standards:
Supported: 1 2 3 4 5 6 7
Likely used: 7
Configuration:
Logical max current
cylinders 16383 4047
heads 16 16
sectors/track 63 255
bytes/track: 0 (obsolete)
bytes/sector: 0 (obsolete)
current sector capacity: 16511760
LBA user addressable sectors = 160086528
Capabilities:
LBA, IORDY(can be disabled)
Buffer size: 2048.0kB ECC bytes: 57 Queue depth: 1
Standby timer values: spec'd by standard, no device specific
minimum
r/w multiple sector transfer: Max = 16 Current = 0
DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5 *udma6
Cycle time: min=120ns recommended=120ns
PIO: pio0 pio1 pio2 pio3 pio4
Cycle time: no flow control=120ns IORDY flow control=120ns
Commands/features:
Enabled Supported:
* NOP cmd
* READ BUFFER cmd
* WRITE BUFFER cmd
* Host Protected Area feature set
* look-ahead
* write cache
* Power Management feature set
Security Mode feature set
* SMART feature set
SET MAX security extension
Advanced Power Management feature set
* DOWNLOAD MICROCODE cmd
Security:
Master password revision code = 65534
supported
not enabled
not locked
frozen
not expired: security count
not supported: enhanced erase
HW reset results:
CBLID- above Vih
Device num = 0 determined by the jumper
Checksum: correct
Une idee ?
Amicalement
Michel