Hello Gene!
> >I updated two days ago my laptop (Thinkpad T43) from 2.6.15.1 to
> > 2.6.16. Since then suspend-to-ram works but:
> >
> >First my dvd did not work. After remove the parameter ide1=noprobe
> > from menu.lst it works again but is dedect as atapi drive (/dev/hdc
not /dev/sr0)
> This is correct, the ide_scsi is fully deprecated.
Good to know
> > and has no dma support.
> This is not correct. Can you turn it on with the appropriate hdparm
command? ISTR I have something about that in my rc.local file, so lets
check: No, its gone from there. And there is nothing special in my
/etc/fstab for /dev/hdc either. Here, it Just Works(TM) and has had
since at least 2.6.15 possibly earlier.
>
> [root@coyote ooo]# hdparm -I /dev/hdc
[...]
>
> As can be seen, udma4 is in effect. Maybe you should build a newer
kernel after checking those options in a make xconfig? 2.6.16 here
now, working fine.
I have to say that this laptop works with sata.
# hdparm -I /dev/hdc
/dev/hdc:
ATAPI CD-ROM, with removable media
Model Number: MATSHITADVD-RAM UJ-822S
Serial Number:
Firmware Revision: 1.61
Standards:
Likely used CD-ROM ATAPI-1
Configuration:
DRQ response: 50us.
Packet size: 12 bytes
Capabilities:
LBA, IORDY(can be disabled)
DMA: sdma0 sdma1 sdma2 mdma0 mdma1 *mdma2 udma0 udma1 udma2
Cycle time: min=120ns recommended=120ns
PIO: pio0 pio1 pio2 pio3 pio4
Cycle time: no flow control=240ns IORDY flow control=120ns
HW reset results:
CBLID- below Vih
Device num = 1
And i cannot set dma:
# hdparm -d1 /dev/hdc
/dev/hdc:
setting using_dma to 1 (on)
HDIO_SET_DMA failed: Operation not permitted
using_dma = 0 (off)
CU
Michael
--
Michael Ott, e-mail: michael@zolnott.de, www.zolnott.de
I am registered as user #275453 with the Linux Counter,
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