Au démarrage, mon kernel peine à reconnaitre mon lecteur CD. Il essaye plusieurs modes UDMA différents (66; 44 et 33) qui buggent.
dmesg
Code : Tout sélectionner
scsi4 : pata_via
scsi5 : pata_via
ata5: PATA max UDMA/133 cmd 0x1f0 ctl 0x3f6 bmdma 0xfc00 irq 14
ata6: PATA max UDMA/133 cmd 0x170 ctl 0x376 bmdma 0xfc08 irq 15
ata5.01: ATAPI: Optiarc DVD RW AD-7170A, 1.03, max UDMA/66
ata5.01: configured for UDMA/66
ata4: SATA link down (SStatus 0 SControl 300)
ata3: SATA link down (SStatus 0 SControl 300)
ata2: SATA link down (SStatus 0 SControl 300)
ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata1.00: ATA-7: MAXTOR STM3160815AS, 3.AAD, max UDMA/133
ata1.00: 312581808 sectors, multi 16: LBA48 NCQ (depth 0/32)
ata1.00: configured for UDMA/133
scsi 0:0:0:0: Direct-Access ATA MAXTOR STM316081 3.AA PQ: 0 ANSI: 5
ata5: lost interrupt (Status 0x58)
ata5: drained 32768 bytes to clear DRQ.
ata5.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata5.01: cmd a0/01:00:00:60:00/00:00:00:00:00/b0 tag 0 dma 96 in
cdb 12 00 00 00 60 00 00 00 00 00 00 00 00 00 00 00
res 40/00:02:00:24:00/00:00:00:00:00/b0 Emask 0x4 (timeout)
ata5.01: status: { DRDY }
ata5: soft resetting link
ata5.01: configured for UDMA/66
ata5: EH complete
ata5: lost interrupt (Status 0x58)
ata5: drained 32768 bytes to clear DRQ.
ata5.01: limiting speed to UDMA/44:PIO4
ata5.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata5.01: cmd a0/01:00:00:60:00/00:00:00:00:00/b0 tag 0 dma 96 in
cdb 12 00 00 00 60 00 00 00 00 00 00 00 00 00 00 00
res 40/00:02:00:24:00/00:00:00:00:00/b0 Emask 0x4 (timeout)
ata5.01: status: { DRDY }
ata5: soft resetting link
ata5.01: configured for UDMA/44
ata5: EH complete
ata5: lost interrupt (Status 0x58)
ata5: drained 32768 bytes to clear DRQ.
ata5.01: limiting speed to UDMA/33:PIO4
ata5.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata5.01: cmd a0/01:00:00:60:00/00:00:00:00:00/b0 tag 0 dma 96 in
cdb 12 00 00 00 60 00 00 00 00 00 00 00 00 00 00 00
res 40/00:02:00:24:00/00:00:00:00:00/b0 Emask 0x4 (timeout)
ata5.01: status: { DRDY }
ata5: soft resetting link
ata5.01: configured for UDMA/33
ata5: EH complete
ata5: lost interrupt (Status 0x58)
ata5: drained 32768 bytes to clear DRQ.
ata5.01: limiting speed to PIO4
ata5.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata5.01: cmd a0/01:00:00:60:00/00:00:00:00:00/b0 tag 0 dma 96 in
cdb 12 00 00 00 60 00 00 00 00 00 00 00 00 00 00 00
res 40/00:02:00:24:00/00:00:00:00:00/b0 Emask 0x4 (timeout)
ata5.01: status: { DRDY }
ata5: soft resetting link
ata5.01: configured for PIO4
scsi scan: 96 byte inquiry failed. Consider BLIST_INQUIRY_36 for this device
ata5: EH complete
scsi 4:0:1:0: CD-ROM Optiarc DVD RW AD-7170A 1.03 PQ: 0 ANSI: 5
Mon PC est vraiment lent à démarrer.
Ce "bug" n'apparait qu'avec le kernel d'archlinux, depuis le 2.6.28 ou 2.6.29.
Si vous pouviez m'aider, merci d'avance.