[plamo:21154] Re: MelcoCRW-24USBの認識が変わってしまった？？？

[Kenji Motooka]

本岡@四万十川です!

KOJIMA Mitsuhiro <kojima@linet.gr.jp> さんの
 「[plamo:21150] Re: Melco CRW-24USBの認識が変わってしまった？？？」 
  への返信です．

> こじま＠ずいぶん寒くなってきたなぁ，，です．
> 
※お手数かけます。m(__)m
--------------------

> 多分，USB 的には usb-storage クラスで SCSI デバイスとして登録し，その
> デバイスを sg.o から SCSI generic なデバイスとして利用する，という 2 
> 段構えになっているんだと思いますが，とりあえず USB デバイスとしての認
> 識のされ方が 2.4.19 と 2.4.22 でどう変るのか，あたりを dmesg あたりの
> 出力から調べてみるのがいいのでは？
> 
※Plamo3.0のdmesgを消してしまったので比較できないのですが……
現在のdmesgでCRW-24USBに関係ありそうなところだけ抜き出してみました。

-----↓ここから
Linux version 2.4.22 (root@FMME4535) (gcc version 2.95.3 20010315 (release)) #8 2003年10月24日 (金) 10:30:33 JST
.....省略
SCSI subsystem driver Revision: 1.00
kmod: failed to exec /sbin/modprobe -s -k scsi_hostadapter, errno = 2
kmod: failed to exec /sbin/modprobe -s -k scsi_hostadapter, errno = 2
kmod: failed to exec /sbin/modprobe -s -k scsi_hostadapter, errno = 2
usb.c: registered new driver usbdevfs
usb.c: registered new driver hub
PCI: Found IRQ 3 for device 00:01.2
host/usb-ohci.c: USB OHCI at membase 0xc8851000, IRQ 3
host/usb-ohci.c: usb-00:01.2, Silicon Integrated Systems [SiS] USB 1.0 Controller
usb.c: new USB bus registered, assigned bus number 1
usb.c: kmalloc IF c11c23c0, numif 1
usb.c: new device strings: Mfr=0, Product=2, SerialNumber=1
usb.c: USB device number 1 default language ID 0x0
Product: USB OHCI Root Hub
SerialNumber: c8851000
hub.c: USB hub found
hub.c: 2 ports detected
hub.c: standalone hub
hub.c: ganged power switching
hub.c: global over-current protection
hub.c: Port indicators are not supported
hub.c: power on to power good time: 2ms
hub.c: hub controller current requirement: 0mA
hub.c: port removable status: RR
hub.c: local power source is good
hub.c: no over-current condition exists
hub.c: enabling power on all ports
usb.c: hub driver claimed interface c11c23c0
usb.c: kusbd: /sbin/hotplug add 1
usb.c: kusbd policy returned 0xfffffffe
Initializing USB Mass Storage driver...
usb.c: registered new driver usb-storage
USB Mass Storage support registered.
.....省略
hub.c: port 1, portstatus 101, change 1, 12 Mb/s
hub.c: port 1 connection change
hub.c: port 1, portstatus 101, change 1, 12 Mb/s
hub.c: port 1, portstatus 101, change 0, 12 Mb/s
hub.c: port 1, portstatus 101, change 0, 12 Mb/s
hub.c: port 1, portstatus 101, change 0, 12 Mb/s
hub.c: port 1, portstatus 101, change 0, 12 Mb/s
hub.c: port 1, portstatus 103, change 10, 12 Mb/s
hub.c: new USB device 00:01.2-1, assigned address 2
usb.c: kmalloc IF c11c25a0, numif 1
usb.c: new device strings: Mfr=1, Product=2, SerialNumber=3
usb.c: USB device number 2 default language ID 0x409
Manufacturer:             C edr
Product: C edr
SerialNumber: 05240B013CA2
scsi0 : SCSI emulation for USB Mass Storage devices
  Vendor:           Model: CF Reader         Rev: 1.05
  Type:   Direct-Access                      ANSI SCSI revision: 02
Attached scsi removable disk sda at scsi0, channel 0, id 0, lun 0
Adding Swap: 128480k swap-space (priority -1)
SCSI device sda: 125184 512-byte hdwr sectors (64 MB)
sda: Write Protect is off
 sda: sda1
WARNING: USB Mass Storage data integrity not assured
USB Mass Storage device found at 2
usb.c: usb-storage driver claimed interface c11c25a0
usb.c: kusbd: /sbin/hotplug add 2
usb.c: kusbd policy returned 0xfffffffe
hub.c: port 2, portstatus 101, change 1, 12 Mb/s
hub.c: port 2 connection change
hub.c: port 2, portstatus 101, change 1, 12 Mb/s
hub.c: port 2, portstatus 101, change 0, 12 Mb/s
hub.c: port 2, portstatus 101, change 0, 12 Mb/s
hub.c: port 2, portstatus 101, change 0, 12 Mb/s
hub.c: port 2, portstatus 101, change 0, 12 Mb/s
hub.c: port 2, portstatus 103, change 10, 12 Mb/s
hub.c: new USB device 00:01.2-2, assigned address 3
.....
usb.c: kmalloc IF c11c2b60, numif 1
usb.c: new device strings: Mfr=2, Product=3, SerialNumber=0
usb.c: USB device number 3 default language ID 0x409
Manufacturer: MELCO INC.
Product: MELCO INC. USB-IDE Bridge
scsi1 : SCSI emulation for USB Mass Storage devices
  Vendor: Buffalo   Model: DUB-P40G HDD      Rev: 0113
  Type:   Direct-Access                      ANSI SCSI revision: 02
Attached scsi removable disk sdb at scsi1, channel 0, id 0, lun 0
SCSI device sdb: 1 2048-byte hdwr sectors (0 MB)
sdb: Write Protect is off
 sdb: I/O error: dev 08:10, sector 0
 I/O error: dev 08:10, sector 0
 unable to read partition table
WARNING: USB Mass Storage data integrity not assured
USB Mass Storage device found at 3
usb.c: usb-storage driver claimed interface c11c2b60
usb.c: kusbd: /sbin/hotplug add 3
usb.c: kusbd policy returned 0xfffffffe
hub.c: port 1, portstatus 103, change 0, 12 Mb/s
hub.c: port 2, portstatus 103, change 0, 12 Mb/s
.....↑ここまで
--------------------

※蛇足ながら上手く焼けていた時のcdrecordのログです。

-----↓ここから
# cdrecord -v -multi dev=1,0,0 cdplamo-0.2.iso 
Cdrecord 2.0 (i586-pc-linux-gnu) Copyright (C) 1995-2002 Jrg Schilling
TOC Type: 3 = CD-ROM XA mode 2
scsidev: '1,0,0'
scsibus: 1 target: 0 lun: 0
Linux sg driver version: 3.1.24
Using libscg version 'schily-0.7'
atapi: 1
Device type    : Removable CD-ROM
Version        : 2
Response Format: 2
Capabilities   : 
Vendor_info    : 'PHILIPS '
Identifikation : '401248 CDRW     '
Revision       : '1.0D'
Device seems to be: Generic mmc CD-RW.
..........
BURN-Free is OFF.
Performing OPC...
Starting new track at sector: 0
Track 01:  576 of  576 MB written (fifo 100%) [buf  46%]   6.0x.^[[C
Track 01: Total bytes read/written: 604096512/604096512 (294969 sectors).
Writing  time:  835.559s
Average write speed   4.8x.
Min drive buffer fill was 8%
Fixating...
Fixating time:   15.456s
cdrecord: fifo had 9516 puts and 9516 gets.
cdrecord: fifo was 0 times empty and 8480 times full, min fill was 90%.
-----↑ここまで

※乗り掛かった舟ですので，暫くモガいてみようかと思っています。
何時になることやら……です。
------------------------------------------------------------------------
*** A stranger from the Shimanto-river.(^o^)/~~ ***   Kenji Motooka
                                     m-kenji@mail.netwave.or.jp
                                     http://www.netwave.or.jp/~m-kenji/