Dreamcast Linux

以前、ftp鯖が不安定でファイル破損うぜーだったので投げっぱでしたけど、
もうそんな事言ってられないので手をつけた。
CDimageがあるのでmakoroさんのやってるgamecubeより断然手順は浅いんだろうけど、
結局CD-R4枚殺して、立ち上がらず。
何故か手元にCD-Rに焼いてあるドリキャスのソフト郡があるので比べてみた。
自分で焼いたのは4秒の無音ファイルしか見れない。
何故か手元にあるソフトたちは、ファイルがずらーっと確認できる。
考えられる問題としては、書き込む場所を間違ったてとこだろうか。

参考URL

• http://www.m17n.org/linux-sh/dreamcast/index.ja.html
• http://mc.pp.se/dc/
• http://silver.lacmhacarh.gr.jp/diary/diary.200104.html
• http://www15.big.or.jp/~yamamori/sun/sd-2000-06/cdr.html

手順

操作の間違いを正せるようにメモっておこう。
# dd if=/dev/zero bs=2352 count=300 of=audio.raw
読み込んだブロック数は 300+0
書き込んだブロック数は 300+0

# cdrecord -scanbus
Cdrecord-Clone 2.01-dvd (i686-pc-linux-gnu) Copyright (C) 1995-2004 J醇rrg Schilling
Note: This version is an unofficial (modified) version with DVD support
Note: and therefore may have bugs that are not present in the original.
Note: Please send bug reports or support requests to http://bugzilla.redhat.com/bugzilla
Note: The author of cdrecord should not be bothered with problems in this version.
Linux sg driver version: 3.5.27
Using libscg version 'schily-0.8'.
cdrecord: Warning: using inofficial libscg transport code version (schily - Red Hat-scsi-linux-sg.c-1.83-RH '@(#)scsi-linux-sg.c 1.83 04/05/20 Copyright 1997 J. Schilling').
scsibus1:
1,0,0 100) 'PIONEER ' 'DVD/CDRW DCR-111' '1.26' Removable CD-ROM
1,1,0 101) *
1,2,0 102) *
1,3,0 103) *
1,4,0 104) *
1,5,0 105) *
1,6,0 106) *
1,7,0 107) *

# cdrecord dev=1,0,0 -multi -audio audio.raw
cdrecord: No write mode specified.
cdrecord: Asuming -tao mode.
cdrecord: Future versions of cdrecord may have different drive dependent defaults.
cdrecord: Continuing in 5 seconds...
Cdrecord-Clone 2.01-dvd (i686-pc-linux-gnu) Copyright (C) 1995-2004 J醇rrg Schilling
Note: This version is an unofficial (modified) version with DVD support
Note: and therefore may have bugs that are not present in the original.
Note: Please send bug reports or support requests to http://bugzilla.redhat.com/bugzilla
Note: The author of cdrecord should not be bothered with problems in this version.
scsidev: '1,0,0'
scsibus: 1 target: 0 lun: 0
Linux sg driver version: 3.5.27
Using libscg version 'schily-0.8'.
cdrecord: Warning: using inofficial libscg transport code version (schily - Red Hat-scsi-linux-sg.c-1.83-RH '@(#)scsi-linux-sg.c 1.83 04/05/20 Copyright 1997 J. Schilling').
Device type : Removable CD-ROM
Version : 0
Response Format: 2
Capabilities :
Vendor_info : 'PIONEER '
Identifikation : 'DVD/CDRW DCR-111'
Revision : '1.26'
Device seems to be: Generic mmc2 DVD-ROM.
Using generic SCSI-3/mmc CD-R/CD-RW driver (mmc_cdr).
Driver flags : MMC-3 SWABAUDIO BURNFREE
Supported modes: TAO PACKET SAO SAO/R96P SAO/R96R
Speed set to 2116 KB/s
Starting to write CD/DVD at speed 12.0 in real TAO mode for multi session.
Last chance to quit, starting real write 0 seconds. Operation starts.
trackno=0
Track 01: Total bytes read/written: 705600/705600 (300 sectors).

# cdrecord dev=1,0,0 -msinfo
0,11702

# mkisofs -l -C 0,11702 -o tmp.iso *
INFO: UTF-8 character encoding detected by locale settings.
Assuming UTF-8 encoded filenames on source filesystem,
use -input-charset to override.
mkisofs: Warning: -C specified without -M: old session data will not be merged.
mkisofs: Symlink bin/pidof ignored - continuing.
Unknown file type (unallocated) bin/.. - ignoring and continuing.
mkisofs: Symlink bin/csh ignored - continuing.
mkisofs: Symlink bin/sh ignored - continuing.
mkisofs: Symlink bin/mt ignored - continuing.
mkisofs: Symlink bin/rbash ignored - continuing.
mkisofs: Symlink etc/rc5.d/S10sysklogd ignored – continuing.
~
84.84% done, estimate finish Wed Oct 26 22:10:30 2005
89.30% done, estimate finish Wed Oct 26 22:10:28 2005
93.77% done, estimate finish Wed Oct 26 22:10:29 2005
98.24% done, estimate finish Wed Oct 26 22:10:29 2005
Total translation table size: 0
Total rockridge attributes bytes: 0
Total directory bytes: 2252800
Path table size(bytes): 13164
Max brk space used 8e1000
111984 extents written (218 MB)

# ( cat IP.BIN ; dd if=tmp.iso bs=2048 skip=16 )> data.iso
読み込んだブロック数は 100266+0
書き込んだブロック数は 100266+0

# cdrecord dev=1,0,0 -multi -xa1 data.iso
cdrecord: No write mode specified.
cdrecord: Asuming -tao mode.
cdrecord: Future versions of cdrecord may have different drive dependent defaults.
cdrecord: Continuing in 5 seconds...
Cdrecord-Clone 2.01-dvd (i686-pc-linux-gnu) Copyright (C) 1995-2004 J醇rrg Schilling
Note: This version is an unofficial (modified) version with DVD support
Note: and therefore may have bugs that are not present in the original.
Note: Please send bug reports or support requests to http://bugzilla.redhat.com/bugzilla
Note: The author of cdrecord should not be bothered with problems in this version.
scsidev: '1,0,0'
scsibus: 1 target: 0 lun: 0
Linux sg driver version: 3.5.27
Using libscg version 'schily-0.8'.
cdrecord: Warning: using inofficial libscg transport code version (schily - Red Hat-scsi-linux-sg.c-1.83-RH '@(#)scsi-linux-sg.c 1.83 04/05/20 Copyright 1997 J. Schilling').
Device type : Removable CD-ROM
Version : 0
Response Format: 2
Capabilities :
Vendor_info : 'PIONEER '
Identifikation : 'DVD/CDRW DCR-111'
Revision : '1.26'
Device seems to be: Generic mmc2 DVD-ROM.
Using generic SCSI-3/mmc CD-R/CD-RW driver (mmc_cdr).
Driver flags : MMC-3 SWABAUDIO BURNFREE
Supported modes: TAO PACKET SAO SAO/R96P SAO/R96R
Speed set to 2116 KB/s
Starting to write CD/DVD at speed 12.0 in real TAO mode for multi session.
Last chance to quit, starting real write 0 seconds. Operation starts.

WARNING: padding up to secsize.
Track 02: Total bytes read/written: 205377536/205377952 (99892 sectors).