Salve a tutti,
il laptop Sony Vaio PCG FR105 ha tre porte USB, installando MDK 9.1 ne
funziona solo una, con

lspci -v

ottengo

00:10.0 USB Controller: VIA Technologies, Inc. USB (rev 80) (prog-if 00
[UHCI])
         Subsystem: Sony Corporation: Unknown device 8143
         Flags: bus master, medium devsel, latency 64, IRQ 9
         I/O ports at 1020 [size=32]
         Capabilities: <available only to root>

00:10.1 USB Controller: VIA Technologies, Inc. USB (rev 80) (prog-if 00
[UHCI])
         Subsystem: Sony Corporation: Unknown device 8143
         Flags: bus master, medium devsel, latency 0
         I/O ports at 1040 [size=32]
         Capabilities: <available only to root>

00:10.2 USB Controller: VIA Technologies, Inc. USB (rev 80) (prog-if 00
[UHCI])
         Subsystem: Sony Corporation: Unknown device 8143
         Flags: bus master, medium devsel, latency 0
         I/O ports at 1060 [size=32]
         Capabilities: <available only to root>


latency � zero e manca IRQ per il secondo ed il terzo controller, infatti il log degli errori mi da spesso queste stringhe:

localhost kernel: usb-uhci.c: found UHCI device with no IRQ assigned.
check BIOS settings!
localhost kernel: usb-uhci.c: found UHCI device with no IRQ assigned.
check BIOS settings!
localhost kernel: usb.c: USB device not accepting new address=2 (error=-110)
localhost kernel: usb.c: USB device not accepting new address=3 (error=-110)

Ho provato a checkare il setting del BIOS, ma di settare gli IRQ manco a parlarne.
Come posso fare? E' disarmate Linux mi viene meno proprio nelle cuciture..


grazie
Alfredo






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