hdparm hangs in G4 cdrom
Hi,
the command hdparm -c1 or -c3 hangs and never returns on my iBook G4 12"
CD-combidrive. I'm using the ide driver. And it isn't possible to set the
drive on udma2
$ hdparm /dev/cdrom
/dev/cdrom:
HDIO_GET_MULTCOUNT failed: Invalid argument
IO_support = 0 (default 16-bit)
unmaskirq = 1 (on)
using_dma = 1 (on)
keepsettings = 0 (off)
readonly = 1 (on)
readahead = 256 (on)
HDIO_GETGEO failed: Invalid argument
$ hdparm -i /dev/cdrom
/dev/cdrom:
Model=MATSHITACD-RW CW-8123, FwRev=CA0T, SerialNo=
Config={ Fixed 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=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio1 pio2 pio3 pio4
DMA modes: sdma0 sdma1 sdma2 mdma0 mdma1 *mdma2
UDMA modes: udma0 udma1 udma2
AdvancedPM=no
Drive conforms to: device does not report version:
* signifies the current active mode
Bye, Joerg.
--
"UNIX was not designed to stop people from doing stupid things, because
that would also stop them from doing clever things."
-- Doug Gwyn
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