I recently bought Taiwan skymaster CD530U/DEL-0241 IDE bridge. It
seems that it uses In-System's USB/IDE Bridge chip, which is known to
be supported by linux-usb. But I don't know why it doesn't work... I
attached the kernel message and /proc/bus/usb/devices below.
$ dmesg
...snipped...
usb.c: registered new driver usbdevfs
usb.c: registered new driver hub
Real Time Clock Driver v1.10d
SCSI subsystem driver Revision: 1.00
Initializing USB Mass Storage driver...
usb.c: registered new driver usb-storage
USB Mass Storage support registered.
usb-uhci.c: $Revision: 1.259 $ time 22:27:27 May 31 2001
usb-uhci.c: High bandwidth mode enabled
PCI: Found IRQ 9 for device 00:04.2
PCI: The same IRQ used for device 00:0d.0
usb-uhci.c: USB UHCI at I/O 0xd400, IRQ 9
usb-uhci.c: Detected 2 ports
usb.c: new USB bus registered, assigned bus number 1
hub.c: USB hub found
hub.c: 2 ports detected
usb-uhci.c: v1.251 Georg Acher, Deti Fliegl, Thomas Sailer, Roman Weissgaerber
usb-uhci.c: USB Universal Host Controller Interface driver
hub.c: USB new device connect on bus1/2, assigned device number 2
hub.c: USB hub found
hub.c: 4 ports detected
scsi0 : SCSI host adapter emulation for IDE ATAPI devices
Vendor: SAMSUNG Model: CD-ROM SC-140F Rev: FS12
Type: CD-ROM ANSI SCSI revision: 02
Detected scsi CD-ROM sr0 at scsi0, channel 0, id 0, lun 0
sr0: scsi3-mmc drive: 40x/40x cd/rw xa/form2 cdda tray
Uniform CD-ROM driver Revision: 3.12
hub.c: USB new device connect on bus1/2/1, assigned device number 3
scsi1 : SCSI emulation for USB Mass Storage devices
usb-uhci.c: interrupt, status 2, frame# 698
$ cat /proc/bus/usb/devices
T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2
B: Alloc= 11/900 us ( 1%), #Int= 1, #Iso= 0
D: Ver= 1.00 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
P: Vendor=0000 ProdID=0000 Rev= 0.00
S: Product=USB UHCI Root Hub
S: SerialNumber=d400
C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 0mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=255ms
T: Bus=01 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#= 2 Spd=12 MxCh= 4
D: Ver= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
P: Vendor=058f ProdID=9254 Rev= 1.00
S: Manufacturer=ALCOR
S: Product=Generic USB Hub
C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=100mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
E: Ad=81(I) Atr=03(Int.) MxPS= 1 Ivl=255ms
T: Bus=01 Lev=02 Prnt=02 Port=00 Cnt=01 Dev#= 3 Spd=12 MxCh= 0
D: Ver= 1.10 Cls=ff(vend.) Sub=00 Prot=ff MxPS=64 #Cfgs= 1
P: Vendor=05ab ProdID=0031 Rev= 1.00
S: Manufacturer=In-System Design
S: Product=USB Storage Adapter
S: SerialNumber=2818D3AD9502870C
C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr= 98mA
I: If#= 0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=ff Driver=usb-storage
E: Ad=01(O) Atr=02(Bulk) MxPS= 64 Ivl= 0ms
E: Ad=82(I) Atr=02(Bulk) MxPS= 64 Ivl= 0ms
E: Ad=83(I) Atr=03(Int.) MxPS= 2 Ivl= 32ms
--
Changwoo Ryu
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