Sziasztok!
Van egy NEC ND-3500ag tipusu dvd+-rw irom. A problémám az, hogy a cd-ket max 32x-esen, írja a dvd+rw -t pedig 2.4x esen maximum. Pedig a meghajtó cd=48x/dvd+rw=4x maximalis irasi tulajdonsagokkal rendelkezik.
A /etc/cdcrecord/cdrecord fajlban nincs semmilyen ilyen irányú korlátozás beáállítva.
Igy nez ki a /etc/cdrecord/cdrecord
cat /etc/cdrecord/cdrecord
#ident @(#)cdrecord.dfl 1.4 02/07/07 Copyr 1998 J. Schilling
#
# This file is /etc/default/cdrecord
# It contains defaults that are used if no command line option
# or environment is present.
#
# The default device, if not specified elswhere
#
CDR_DEVICE=/dev/cdrw
#
# The default speed, if not specified elswhere
#
# Note that newer cdrecord versions do not default
# to speed=1. For MMC compliant drives, the default
# is to write at maximum speed, so it in general does
# not make sense to set up a default speed in /etc/default/cdrecord
#
#CDR_SPEED=40
#
# The default FIFO size if, not specified elswhere
#
CDR_FIFOSIZE=4m
#
# The following definitions allow abstract device names.
# They are used if the device name does not contain the
# the characters ',', ':', '/' and '@'
#
# Unless you have a good reason, use speed == -1 and let
# cdrecord use its internal drive specific defaults.
#
# drive name device speed fifosize driveropts
#
#teac= 1,3,0 -1 -1 ""
#panasonic= 1,4,0 -1 -1 ""
#plextor= 1,4,0 -1 -1 ""
#sanyo= 1,4,0 -1 -1 burnfree
#yamaha= 1,5,0 -1 -1 ""
#cdrom= 0,6,0 2 1m ""
cdrom= /dev/cdrom -1 -1 burnfree
Kubuntu 6.10-et használok.
Az iron a legujabb firmware van 2.1B.
hdparm -i /dev/hda
/dev/hda:
Model=_NEC DVD_RW ND-3500AG, FwRev=2.1B, SerialNo=
Config={ Removeable DTR<=5Mbs DTR>10Mbs nonMagnetic }
RawCHS=0/0/0, TrkSize=0, SectSize=0, ECCbytes=0
BuffType=unknown, BuffSize=0kB, MaxMultSect=0
(maybe): CurCHS=0/0/0, CurSects=0, LBA=yes, LBAsects=0
IORDY=yes, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio1 pio2 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 *udma2
AdvancedPM=no
* signifies the current active mode
hdparm -I /dev/hda
/dev/hda:
ATAPI CD-ROM, with removable media
Model Number: _NEC DVD_RW ND-3500AG
Serial Number:
Firmware Revision: 2.1B
Standards:
Likely used CD-ROM ATAPI-1
Configuration:
DRQ response: 3ms.
Packet size: 12 bytes
Capabilities:
LBA, IORDY(cannot be disabled)
DMA: mdma0 mdma1 mdma2 udma0 udma1 *udma2
Cycle time: min=120ns recommended=120ns
PIO: pio0 pio1 pio2 pio3 pio4
Cycle time: no flow control=120ns IORDY flow control=120ns
hdparm /dev/hda
/dev/hda:
IO_support = 0 (default 16-bit)
unmaskirq = 0 (off)
using_dma = 0 (off)
keepsettings = 0 (off)
readonly = 0 (off)
readahead = 256 (on)
HDIO_GETGEO failed: Inappropriate ioctl for device
Fent az using_dma =0 bár mikor -I vagy -i kapcsoloval inditottam, akkor az udma2-t bekapcsolva jelzi.
Normalis ez igy?
Hogy tudom letesztelni ,kiiratnia cdrecord segitsegevel, hogy az eszköz milyen sebességekre képes, illetve a benne levo lemez mire kepes. Pl. attol hogy ra van irva a lemezre, hogy 52x, nem biztos, hogy lehet is irni annyival.
Ja es amikor belepek a K3b eszközvalasztojaba, akkor frissites utan megjelenik a 48x sebesseg, de miutan a cd-osszeallitas utan megnezem hogy milyen sebessegekkel irhatok,(ott mar csak 32x a max) atvalt a 48x -osrol 32x-esre.