2003-03-12 11:07:12

by Willy Gardiol

[permalink] [raw]
Subject: Bug in IDE controllers when connected to PCI?

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1


Hi to all,
i think i run into a bug in current stable kernel's regarding IDE controllers
and PCI.
Sorry for the long post, but i need some help from you to investigate this
deeper.

I own a CDRW Philips 1610A, here is hdparm -i and -I output:

(hdparm -i)
/dev/hdf:
Model=PHILIPS CDRW1610A, FwRev=0.010000, SerialNo=5VO2149DL13692
Config={ Fixed Removeable DTR<=5Mbs DTR>10Mbs nonMagnetic }
RawCHS=0/0/0, TrkSize=0, SectSize=0, ECCbytes=0
BuffType=DualPortCache, BuffSize=128kB, 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: sdma0 sdma1 sdma2 mdma0 mdma1 mdma2 udma0 udma1 udma2
AdvancedPM=no

(hdparm -I)
/dev/hdf:
ATAPI CD-ROM, with removable media
Model Number: PHILIPS CDRW1610A
Serial Number: 5VO2149DL13692
Firmware Revision: 0.010000
Standards:
Configuration:
DRQ response: 50us.
Packet size: 12 bytes
Capabilities:
LBA, IORDY(cannot be disabled)
Buffer size: 128.0kB
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=120ns IORDY flow control=120ns

It works and burns correctly with DMA enabled( hdparm -d1) when connected to
the on-board IDE controller, following is /rpco/pci of it:
Bus 0, device 4, function 1:
IDE interface: VIA Technologies, Inc. VT82C586B PIPC Bus Master IDE (rev
6).
Master Capable. Latency=32.
I/O at 0xd800 [0xd80f].

I also have two different PCI IDE ATA100/133 controllers:
a Promise Ultra100 TX2 (chip PDC20268)
a Sil 0680 based RAID ATA133 board
Here is /proc/pci for the 0680 (the other one is not conented right now)
Bus 0, device 11, function 0:
RAID bus controller: CMD Technology Inc PCI0680 (rev 2).
IRQ 10.
Master Capable. Latency=32.
I/O at 0x9800 [0x9807].
I/O at 0x9400 [0x9403].
I/O at 0x9000 [0x9007].
I/O at 0x8800 [0x8803].
I/O at 0x8400 [0x840f].
Non-prefetchable 32 bit memory at 0xd4800000 [0xd48000ff].

When connected to any of these two controllers (as hde, hdf or hdg, not tryed
hdh but dont think it changes something) if i enable DMA (hdparm -d1) the
kernel hangs when i try to burn: no logs are written (!) but i managed to get
this output (sending all logs to /dev/tty12):

IDE_DMAPROC: chipset supported IDE_DMA_TIMEOUT only: 14
hdf: status timeout: status 0xd0 { Busy }
hdf: drive not ready for command
vmunix: scsi: aborting command due to timeout: pid 934, scsi0, channel 0, id
0, lun 0 2x2a 00 00 00 00 00 00 1f 00
IDE_DMAPROC: chipset supported IDE_DMA_TIMEOUT only: 14
hdf: status timeout: status 0xd0 { Busy }
hdf: drive not ready for command
hdf: ATAPI reset complete
unable to handle kernel null pointer dereference at virtual address 00018
(follow a register dump, omitted because i didnt copied it)
kernel panic: Aieee, killing interrupt handler!
in interrupt handler - NOT SYNCING

I had to copy this by hand so maybe there are some typo errors.

I also own a DVD reader, also connected to this PCI controllers which uses
UDMA5 (hdparm -d1 -X69) and has different troubles:
- - with the Promise PCD20268 it causes a kernel panic when i try to read a
dirty CD (which, on the other hand the cdburner correctly reads)
- - with the 0680 it reads the same CD without giving ANY read errors and
without hanging the kernel! (but gives many reading errors with the
burner...)

Off course none of this problems had ever been noticed using the
motherboard-integrated IDE controllers....

Please note, this troubles appeared first in kernel 2.4.18, and are
reproducing up to 2.4.20 (i have not tryed 2.4.21-preX nor 2.5.x). There
where no troubles with any other 2.4.x i tryed (2.4.7, 2.4.14, 2.4.17 at
least)

What do you think of this? Where could be the problem? what could i do to get
more info and solve this problem?

Thanks to all!

- --

!
Willy Gardiol - [email protected]
goemon.polito.it/~gardiol
Use linux for your freedom.

Non ho parole, fratelli.
Quaranta paesi bambini
hanno attaccato un asilo
e la chiamano guerra.
Gli eserciti pi? potenti del mondo
hanno attaccato il pi? straccione.

Jack Folla ( 8/10/2001 )

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2003-03-12 12:09:22

by Bart Theunissen

[permalink] [raw]
Subject: Re: Bug in IDE controllers when connected to PCI?

Hi,

I am experiencing the same problem. The controller is a promise-20269
and four disks are attached to it (dma is turned on for all drives)
I get the same error messages on the console (except for the scsi
message). The message 'seeking beyond end of device' is also logged to
console. Additionally, file corruption occurs in files that are changed
very often (logfiles, database files). It seems that the erroneous data
in the logfiles comes from other files on the same partition (/var).
Sometimes it takes up to 12 hours before corruption occurs. The program
I am using to test this is a java program that does write/read/modify
and uses md5 to see if a file was changed (corrupted) without accessing
the file directly. Sometimes, the complete systems crashes (it cannot
execute a binary or find a library). I encountered this on kernel 2.4.20.

I am testing 2.4.17 to see if it has the same problem (gardiol said this
one should be fine).

What can be the cause of this problem ? If more information is needed,
or additional tests are required, let me know.

Greets,

Bart

Willy Gardiol wrote:

>-----BEGIN PGP SIGNED MESSAGE-----
>Hash: SHA1
>
>
>Hi to all,
>i think i run into a bug in current stable kernel's regarding IDE controllers
>and PCI.
>Sorry for the long post, but i need some help from you to investigate this
>deeper.
>
>I own a CDRW Philips 1610A, here is hdparm -i and -I output:
>
>(hdparm -i)
>/dev/hdf:
> Model=PHILIPS CDRW1610A, FwRev=0.010000, SerialNo=5VO2149DL13692
> Config={ Fixed Removeable DTR<=5Mbs DTR>10Mbs nonMagnetic }
> RawCHS=0/0/0, TrkSize=0, SectSize=0, ECCbytes=0
> BuffType=DualPortCache, BuffSize=128kB, 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: sdma0 sdma1 sdma2 mdma0 mdma1 mdma2 udma0 udma1 udma2
> AdvancedPM=no
>
>(hdparm -I)
>/dev/hdf:
>ATAPI CD-ROM, with removable media
> Model Number: PHILIPS CDRW1610A
> Serial Number: 5VO2149DL13692
> Firmware Revision: 0.010000
>Standards:
>Configuration:
> DRQ response: 50us.
> Packet size: 12 bytes
>Capabilities:
> LBA, IORDY(cannot be disabled)
> Buffer size: 128.0kB
> 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=120ns IORDY flow control=120ns
>
>It works and burns correctly with DMA enabled( hdparm -d1) when connected to
>the on-board IDE controller, following is /rpco/pci of it:
> Bus 0, device 4, function 1:
> IDE interface: VIA Technologies, Inc. VT82C586B PIPC Bus Master IDE (rev
>6).
> Master Capable. Latency=32.
> I/O at 0xd800 [0xd80f].
>
>I also have two different PCI IDE ATA100/133 controllers:
>a Promise Ultra100 TX2 (chip PDC20268)
>a Sil 0680 based RAID ATA133 board
>Here is /proc/pci for the 0680 (the other one is not conented right now)
> Bus 0, device 11, function 0:
> RAID bus controller: CMD Technology Inc PCI0680 (rev 2).
> IRQ 10.
> Master Capable. Latency=32.
> I/O at 0x9800 [0x9807].
> I/O at 0x9400 [0x9403].
> I/O at 0x9000 [0x9007].
> I/O at 0x8800 [0x8803].
> I/O at 0x8400 [0x840f].
> Non-prefetchable 32 bit memory at 0xd4800000 [0xd48000ff].
>
>When connected to any of these two controllers (as hde, hdf or hdg, not tryed
>hdh but dont think it changes something) if i enable DMA (hdparm -d1) the
>kernel hangs when i try to burn: no logs are written (!) but i managed to get
>this output (sending all logs to /dev/tty12):
>
>IDE_DMAPROC: chipset supported IDE_DMA_TIMEOUT only: 14
>hdf: status timeout: status 0xd0 { Busy }
>hdf: drive not ready for command
>vmunix: scsi: aborting command due to timeout: pid 934, scsi0, channel 0, id
>0, lun 0 2x2a 00 00 00 00 00 00 1f 00
>IDE_DMAPROC: chipset supported IDE_DMA_TIMEOUT only: 14
>hdf: status timeout: status 0xd0 { Busy }
>hdf: drive not ready for command
>hdf: ATAPI reset complete
>unable to handle kernel null pointer dereference at virtual address 00018
>(follow a register dump, omitted because i didnt copied it)
>kernel panic: Aieee, killing interrupt handler!
>in interrupt handler - NOT SYNCING
>
>I had to copy this by hand so maybe there are some typo errors.
>
>I also own a DVD reader, also connected to this PCI controllers which uses
>UDMA5 (hdparm -d1 -X69) and has different troubles:
>- - with the Promise PCD20268 it causes a kernel panic when i try to read a
>dirty CD (which, on the other hand the cdburner correctly reads)
>- - with the 0680 it reads the same CD without giving ANY read errors and
>without hanging the kernel! (but gives many reading errors with the
>burner...)
>
>Off course none of this problems had ever been noticed using the
>motherboard-integrated IDE controllers....
>
>Please note, this troubles appeared first in kernel 2.4.18, and are
>reproducing up to 2.4.20 (i have not tryed 2.4.21-preX nor 2.5.x). There
>where no troubles with any other 2.4.x i tryed (2.4.7, 2.4.14, 2.4.17 at
>least)
>
>What do you think of this? Where could be the problem? what could i do to get
>more info and solve this problem?
>
>Thanks to all!
>
>- --
>
>!
> Willy Gardiol - [email protected]
> goemon.polito.it/~gardiol
> Use linux for your freedom.
>
> Non ho parole, fratelli.
> Quaranta paesi bambini
> hanno attaccato un asilo
> e la chiamano guerra.
> Gli eserciti pi? potenti del mondo
> hanno attaccato il pi? straccione.
>
> Jack Folla ( 8/10/2001 )
>
>-----BEGIN PGP SIGNATURE-----
>Version: GnuPG v1.2.1 (GNU/Linux)
>
>iD8DBQE+bxgnQ9qolN/zUk4RAlF4AJ431AQ7jTaaxJPugtEQTtimaqWZ7QCgryeJ
>TpRdVaO97yfsr08v8D6lwB0=
>=qUwm
>-----END PGP SIGNATURE-----
>
>-
>To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
>the body of a message to [email protected]
>More majordomo info at http://vger.kernel.org/majordomo-info.html
>Please read the FAQ at http://www.tux.org/lkml/
>
>
>


2003-03-13 10:12:29

by Bart Theunissen

[permalink] [raw]
Subject: Re: Bug in IDE controllers when connected to PCI?

Hi,

unfortunately, linux-2.4.17 does not support promise-20269 ;-(

Greetings,

Bart

Bart Theunissen wrote:

> Hi,
>
> I am experiencing the same problem. The controller is a promise-20269
> and four disks are attached to it (dma is turned on for all drives)
> I get the same error messages on the console (except for the scsi
> message). The message 'seeking beyond end of device' is also logged to
> console. Additionally, file corruption occurs in files that are
> changed very often (logfiles, database files). It seems that the
> erroneous data in the logfiles comes from other files on the same
> partition (/var). Sometimes it takes up to 12 hours before corruption
> occurs. The program I am using to test this is a java program that
> does write/read/modify and uses md5 to see if a file was changed
> (corrupted) without accessing the file directly. Sometimes, the
> complete systems crashes (it cannot execute a binary or find a
> library). I encountered this on kernel 2.4.20.
>
> I am testing 2.4.17 to see if it has the same problem (gardiol said
> this one should be fine).
>
> What can be the cause of this problem ? If more information is needed,
> or additional tests are required, let me know.
>
> Greets,
>
> Bart
>
> Willy Gardiol wrote:
>
>> -----BEGIN PGP SIGNED MESSAGE-----
>> Hash: SHA1
>>
>>
>> Hi to all,
>> i think i run into a bug in current stable kernel's regarding IDE
>> controllers and PCI.
>> Sorry for the long post, but i need some help from you to investigate
>> this deeper.
>>
>> I own a CDRW Philips 1610A, here is hdparm -i and -I output:
>>
>> (hdparm -i)
>> /dev/hdf:
>> Model=PHILIPS CDRW1610A, FwRev=0.010000, SerialNo=5VO2149DL13692
>> Config={ Fixed Removeable DTR<=5Mbs DTR>10Mbs nonMagnetic }
>> RawCHS=0/0/0, TrkSize=0, SectSize=0, ECCbytes=0
>> BuffType=DualPortCache, BuffSize=128kB, 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: sdma0 sdma1 sdma2 mdma0 mdma1 mdma2 udma0 udma1 udma2
>> AdvancedPM=no
>>
>> (hdparm -I)
>> /dev/hdf:
>> ATAPI CD-ROM, with removable media
>> Model Number: PHILIPS CDRW1610A
>> Serial Number: 5VO2149DL13692
>> Firmware Revision: 0.010000
>> Standards:
>> Configuration:
>> DRQ response: 50us.
>> Packet size: 12 bytes
>> Capabilities:
>> LBA, IORDY(cannot be disabled)
>> Buffer size: 128.0kB
>> 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=120ns IORDY flow control=120ns
>>
>> It works and burns correctly with DMA enabled( hdparm -d1) when
>> connected to the on-board IDE controller, following is /rpco/pci of it:
>> Bus 0, device 4, function 1:
>> IDE interface: VIA Technologies, Inc. VT82C586B PIPC Bus Master
>> IDE (rev 6).
>> Master Capable. Latency=32.
>> I/O at 0xd800 [0xd80f].
>>
>> I also have two different PCI IDE ATA100/133 controllers:
>> a Promise Ultra100 TX2 (chip PDC20268)
>> a Sil 0680 based RAID ATA133 board
>> Here is /proc/pci for the 0680 (the other one is not conented right now)
>> Bus 0, device 11, function 0:
>> RAID bus controller: CMD Technology Inc PCI0680 (rev 2).
>> IRQ 10.
>> Master Capable. Latency=32.
>> I/O at 0x9800 [0x9807].
>> I/O at 0x9400 [0x9403].
>> I/O at 0x9000 [0x9007].
>> I/O at 0x8800 [0x8803].
>> I/O at 0x8400 [0x840f].
>> Non-prefetchable 32 bit memory at 0xd4800000 [0xd48000ff].
>>
>> When connected to any of these two controllers (as hde, hdf or hdg,
>> not tryed hdh but dont think it changes something) if i enable DMA
>> (hdparm -d1) the kernel hangs when i try to burn: no logs are written
>> (!) but i managed to get this output (sending all logs to /dev/tty12):
>>
>> IDE_DMAPROC: chipset supported IDE_DMA_TIMEOUT only: 14
>> hdf: status timeout: status 0xd0 { Busy }
>> hdf: drive not ready for command
>> vmunix: scsi: aborting command due to timeout: pid 934, scsi0,
>> channel 0, id 0, lun 0 2x2a 00 00 00 00 00 00 1f 00
>> IDE_DMAPROC: chipset supported IDE_DMA_TIMEOUT only: 14
>> hdf: status timeout: status 0xd0 { Busy }
>> hdf: drive not ready for command
>> hdf: ATAPI reset complete
>> unable to handle kernel null pointer dereference at virtual address
>> 00018
>> (follow a register dump, omitted because i didnt copied it)
>> kernel panic: Aieee, killing interrupt handler!
>> in interrupt handler - NOT SYNCING
>>
>> I had to copy this by hand so maybe there are some typo errors.
>>
>> I also own a DVD reader, also connected to this PCI controllers which
>> uses UDMA5 (hdparm -d1 -X69) and has different troubles:
>> - - with the Promise PCD20268 it causes a kernel panic when i try to
>> read a dirty CD (which, on the other hand the cdburner correctly reads)
>> - - with the 0680 it reads the same CD without giving ANY read errors
>> and without hanging the kernel! (but gives many reading errors with
>> the burner...)
>>
>> Off course none of this problems had ever been noticed using the
>> motherboard-integrated IDE controllers....
>>
>> Please note, this troubles appeared first in kernel 2.4.18, and are
>> reproducing up to 2.4.20 (i have not tryed 2.4.21-preX nor 2.5.x).
>> There where no troubles with any other 2.4.x i tryed (2.4.7, 2.4.14,
>> 2.4.17 at least)
>>
>> What do you think of this? Where could be the problem? what could i
>> do to get more info and solve this problem?
>>
>> Thanks to all!
>>
>> - --
>> ! Willy Gardiol - [email protected]
>> goemon.polito.it/~gardiol
>> Use linux for your freedom.
>>
>> Non ho parole, fratelli. Quaranta paesi bambini hanno
>> attaccato un asilo e la chiamano guerra.
>> Gli eserciti pi? potenti del mondo hanno attaccato il pi?
>> straccione.
>>
>> Jack Folla ( 8/10/2001 )
>>
>> -----BEGIN PGP SIGNATURE-----
>> Version: GnuPG v1.2.1 (GNU/Linux)
>>
>> iD8DBQE+bxgnQ9qolN/zUk4RAlF4AJ431AQ7jTaaxJPugtEQTtimaqWZ7QCgryeJ
>> TpRdVaO97yfsr08v8D6lwB0=
>> =qUwm
>> -----END PGP SIGNATURE-----
>>
>> -
>> To unsubscribe from this list: send the line "unsubscribe
>> linux-kernel" in
>> the body of a message to [email protected]
>> More majordomo info at http://vger.kernel.org/majordomo-info.html
>> Please read the FAQ at http://www.tux.org/lkml/
>>
>>
>>
>
>
> -
> To unsubscribe from this list: send the line "unsubscribe
> linux-kernel" in
> the body of a message to [email protected]
> More majordomo info at http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at http://www.tux.org/lkml/
>


2003-03-13 14:05:59

by berthiaume_wayne

[permalink] [raw]
Subject: RE: Bug in IDE controllers when connected to PCI?

Native support of the PDC20269 chip did not show up until 2.4.19. If
I recall native 48LBA appeared in 2.4.16. You could try pulling
drivers/ide/pdc202xx.c from 2.4.19 and dropping it into 2.4.17 to replace
the present drivers/ide/pdc202xx.c and giving that a try.

> -----Original Message-----
> From: Bart Theunissen [mailto:[email protected]]
> Sent: Thursday, March 13, 2003 5:23 AM
> To: Bart Theunissen
> Cc: [email protected]; [email protected];
> [email protected]; [email protected];
> [email protected]
> Subject: Re: Bug in IDE controllers when connected to PCI?
>
>
> Hi,
>
> unfortunately, linux-2.4.17 does not support promise-20269 ;-(
>
> Greetings,
>
> Bart
>
> Bart Theunissen wrote:
>
> > Hi,
> >
> > I am experiencing the same problem. The controller is a
> promise-20269
> > and four disks are attached to it (dma is turned on for all drives)
> > I get the same error messages on the console (except for the scsi
> > message). The message 'seeking beyond end of device' is
> also logged to
> > console. Additionally, file corruption occurs in files that are
> > changed very often (logfiles, database files). It seems that the
> > erroneous data in the logfiles comes from other files on the same
> > partition (/var). Sometimes it takes up to 12 hours before
> corruption
> > occurs. The program I am using to test this is a java program that
> > does write/read/modify and uses md5 to see if a file was changed
> > (corrupted) without accessing the file directly. Sometimes, the
> > complete systems crashes (it cannot execute a binary or find a
> > library). I encountered this on kernel 2.4.20.
> >
> > I am testing 2.4.17 to see if it has the same problem (gardiol said
> > this one should be fine).
> >
> > What can be the cause of this problem ? If more information
> is needed,
> > or additional tests are required, let me know.
> >
> > Greets,
> >
> > Bart
> >
> > Willy Gardiol wrote:
> >
> >> -----BEGIN PGP SIGNED MESSAGE-----
> >> Hash: SHA1
> >>
> >>
> >> Hi to all,
> >> i think i run into a bug in current stable kernel's regarding IDE
> >> controllers and PCI.
> >> Sorry for the long post, but i need some help from you to
> investigate
> >> this deeper.
> >>
> >> I own a CDRW Philips 1610A, here is hdparm -i and -I output:
> >>
> >> (hdparm -i)
> >> /dev/hdf:
> >> Model=PHILIPS CDRW1610A, FwRev=0.010000, SerialNo=5VO2149DL13692
> >> Config={ Fixed Removeable DTR<=5Mbs DTR>10Mbs nonMagnetic }
> >> RawCHS=0/0/0, TrkSize=0, SectSize=0, ECCbytes=0
> >> BuffType=DualPortCache, BuffSize=128kB, 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: sdma0 sdma1 sdma2 mdma0 mdma1 mdma2 udma0 udma1 udma2
> >> AdvancedPM=no
> >>
> >> (hdparm -I)
> >> /dev/hdf:
> >> ATAPI CD-ROM, with removable media
> >> Model Number: PHILIPS CDRW1610A
> >> Serial Number: 5VO2149DL13692
> >> Firmware Revision: 0.010000
> >> Standards:
> >> Configuration:
> >> DRQ response: 50us.
> >> Packet size: 12 bytes
> >> Capabilities:
> >> LBA, IORDY(cannot be disabled)
> >> Buffer size: 128.0kB
> >> 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=120ns IORDY flow
> control=120ns
> >>
> >> It works and burns correctly with DMA enabled( hdparm -d1) when
> >> connected to the on-board IDE controller, following is
> /rpco/pci of it:
> >> Bus 0, device 4, function 1:
> >> IDE interface: VIA Technologies, Inc. VT82C586B PIPC Bus Master
> >> IDE (rev 6).
> >> Master Capable. Latency=32.
> >> I/O at 0xd800 [0xd80f].
> >>
> >> I also have two different PCI IDE ATA100/133 controllers:
> >> a Promise Ultra100 TX2 (chip PDC20268)
> >> a Sil 0680 based RAID ATA133 board
> >> Here is /proc/pci for the 0680 (the other one is not
> conented right now)
> >> Bus 0, device 11, function 0:
> >> RAID bus controller: CMD Technology Inc PCI0680 (rev 2).
> >> IRQ 10.
> >> Master Capable. Latency=32.
> >> I/O at 0x9800 [0x9807].
> >> I/O at 0x9400 [0x9403].
> >> I/O at 0x9000 [0x9007].
> >> I/O at 0x8800 [0x8803].
> >> I/O at 0x8400 [0x840f].
> >> Non-prefetchable 32 bit memory at 0xd4800000 [0xd48000ff].
> >>
> >> When connected to any of these two controllers (as hde,
> hdf or hdg,
> >> not tryed hdh but dont think it changes something) if i enable DMA
> >> (hdparm -d1) the kernel hangs when i try to burn: no logs
> are written
> >> (!) but i managed to get this output (sending all logs to
> /dev/tty12):
> >>
> >> IDE_DMAPROC: chipset supported IDE_DMA_TIMEOUT only: 14
> >> hdf: status timeout: status 0xd0 { Busy }
> >> hdf: drive not ready for command
> >> vmunix: scsi: aborting command due to timeout: pid 934, scsi0,
> >> channel 0, id 0, lun 0 2x2a 00 00 00 00 00 00 1f 00
> >> IDE_DMAPROC: chipset supported IDE_DMA_TIMEOUT only: 14
> >> hdf: status timeout: status 0xd0 { Busy }
> >> hdf: drive not ready for command
> >> hdf: ATAPI reset complete
> >> unable to handle kernel null pointer dereference at
> virtual address
> >> 00018
> >> (follow a register dump, omitted because i didnt copied it)
> >> kernel panic: Aieee, killing interrupt handler!
> >> in interrupt handler - NOT SYNCING
> >>
> >> I had to copy this by hand so maybe there are some typo errors.
> >>
> >> I also own a DVD reader, also connected to this PCI
> controllers which
> >> uses UDMA5 (hdparm -d1 -X69) and has different troubles:
> >> - - with the Promise PCD20268 it causes a kernel panic
> when i try to
> >> read a dirty CD (which, on the other hand the cdburner
> correctly reads)
> >> - - with the 0680 it reads the same CD without giving ANY
> read errors
> >> and without hanging the kernel! (but gives many reading
> errors with
> >> the burner...)
> >>
> >> Off course none of this problems had ever been noticed using the
> >> motherboard-integrated IDE controllers....
> >>
> >> Please note, this troubles appeared first in kernel
> 2.4.18, and are
> >> reproducing up to 2.4.20 (i have not tryed 2.4.21-preX nor 2.5.x).
> >> There where no troubles with any other 2.4.x i tryed
> (2.4.7, 2.4.14,
> >> 2.4.17 at least)
> >>
> >> What do you think of this? Where could be the problem?
> what could i
> >> do to get more info and solve this problem?
> >>
> >> Thanks to all!
> >>
> >> - --
> >> ! Willy Gardiol - [email protected]
> >> goemon.polito.it/~gardiol
> >> Use linux for your freedom.
> >>
> >> Non ho parole, fratelli. Quaranta paesi bambini hanno
> >> attaccato un asilo e la chiamano guerra.
> >> Gli eserciti pi? potenti del mondo hanno attaccato il pi?
> >> straccione.
> >>
> >> Jack Folla ( 8/10/2001 )
> >>
> >> -----BEGIN PGP SIGNATURE-----
> >> Version: GnuPG v1.2.1 (GNU/Linux)
> >>
> >> iD8DBQE+bxgnQ9qolN/zUk4RAlF4AJ431AQ7jTaaxJPugtEQTtimaqWZ7QCgryeJ
> >> TpRdVaO97yfsr08v8D6lwB0=
> >> =qUwm
> >> -----END PGP SIGNATURE-----
> >>
> >> -
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> >>
> >>
> >>
> >
> >
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