内蔵 CDROM (ATAPI)が使えないが、SCSI/CDROM をつな
げば使える。ただし 8cm の電子ブック版はそれでも読め
ないということが分った。

○ 内蔵 CDROM (ATAPI)

Mar  3 20:41:45 harry kernel: hdc: MATSHITA CR-583, ATAPI CDROM drive
Mar  3 20:41:45 harry kernel: ide0 at 0xf3020000-0xf3020007,0xf3020160 on irq 13
Mar  3 20:41:45 harry kernel: ide1 at 0xf3021000-0xf3021007,0xf3021160 on irq 14
Mar  3 20:41:45 harry kernel: hda: ST52520A, 2446MB w/112kB Cache, CHS=4970/16/63
Mar  3 20:41:45 harry kernel: Started kswapd v 1.21 
Mar  3 20:41:45 harry kernel: hdc: media changed
Mar  3 20:41:45 harry kernel: hdc: code: 0x38  key: 0x00  asc: 0x29  ascq: 0x00

root@harry  20:54:14/980307(~)# mount -r -t iso9660 /dev/hdc /cdrom
mount: special device /dev/hdc does not exist


○ 外付 CDROM (SCSI)

Mar  7 20:40:47 harry kernel: Detected scsi disk sda at scsi0, channel 0, id 4, lun 0
Mar  7 20:40:47 harry kernel:   Vendor: TOSHIBA   Model: CD-ROM DRIVE:XM   Rev: 3332
Mar  7 20:40:47 harry kernel:   Type:   CD-ROM                             ANSI SCSI revision: 01 CCS
Mar  7 20:40:47 harry kernel: Detected scsi CD-ROM sr0 at scsi0, channel 0, id 6, lun 0
Mar  7 20:40:47 harry kernel: scsi : detected 1 SCSI cdrom 1 SCSI disk total.

root@harry  20:54:17/980307(~)# mount -r -t iso9660 /dev/scd0 /cdrom

○ 外付 CDROM (SCSI) に 8cm 電子ブック版広辞苑
root@harry  20:54:47/980307(~)# mount -r -t iso9660 /dev/scd0 /cdrom
mount: wrong fs type or bad superblock on /dev/scd0

root@harry  20:57:12/980307(~)# mount -r -t hsfs /dev/scd0 /cdrom
mount: fs type hsfs not supported by kernel