Re: Null Pointer BUG in uhci_hcd

Michael S. Zick
2009-07-09T16:07:45Z

On Thu July 9 2009, Alan Stern wrote:
> On Thu, 9 Jul 2009, Michael S. Zick wrote:
>

Going to have to mark this thread as "suspended" -
Have a 1Mbyte per minute memory leak that needs finding first. ;)

Mike
> > In case you missed it - this is the CX700 integrated chipset in a NetBook.
> > No all USB devices are removable in the sense of being physically impossible.
>
> Do the best you can.
>
> > The documentation for the CX700 has been released from NDA and is available
> > at the VIA Linux portal - just in case you don't already have your copy.
> >
> > More testing today - including trying some of the many kernel options available
> > for dealing with funky irq, bios, and acpi implementations.
> >
> > On the subject of irq's:
> >
> > root@cb01:~# biosdecode
> > # biosdecode 2.9
> > SMBIOS 2.4 present.
> > Structure Table Length: 1556 bytes
> > Structure Table Address: 0x000DC010
> > Number Of Structures: 47
> > Maximum Structure Size: 119 bytes
> > BIOS32 Service Directory present.
> > Revision: 0
> > Calling Interface Address: 0x000FDD64
> > ACPI 1.0 present.
> > OEM Identifier: PTLTD
> > RSD Table 32-bit Address: 0x1BEE5663
> > PNP BIOS 1.0 present.
> > Event Notification: Not Supported
> > Real Mode 16-bit Code Address: E923:768E
> > Real Mode 16-bit Data Address: 0040:0000
> > 16-bit Protected Mode Code Address: 0x00015FCF
> > 16-bit Protected Mode Data Address: 0x00000400
> > PCI Interrupt Routing 1.0 present.
> > Router ID: 00:11.0
> > Exclusive IRQs: None
> > Compatible Router: 1106:8324
> > Slot Entry 1: ID 00:00, on-board
> > Slot Entry 2: ID 00:11, on-board
> > Slot Entry 3: ID 00:10, on-board
> > Slot Entry 4: ID 00:0f, on-board
> > Slot Entry 5: ID 04:09, slot number 9
> > Slot Entry 6: ID 00:01, on-board
> > Slot Entry 7: ID 01:00, on-board
> > Slot Entry 8: ID 00:13, on-board
> > Slot Entry 9: ID 02:01, on-board
> > Slot Entry 10: ID 00:13, on-board
> > Slot Entry 11: ID 03:03, slot number 49
> > Slot Entry 12: ID 03:04, slot number 50
> > Slot Entry 13: ID 03:05, slot number 51
> > Slot Entry 14: ID 03:06, slot number 52
> > Slot Entry 15: ID 03:07, slot number 53
>
> Means nothing to me. I'm no ACPI or chipset expert.
>
> > Whatever a VIA 8324 router happens to be - - -
> >
> > All four of the different brands of "Nano-book reference design"
> > machines have the same, or very similar, BIOS (all the VIA demo
> > board BIOS). That interrupt table is the same in all machines.
> > Only one of the manufacturer's even bothered to change the serial
> > number of the machine (1234567890) - they are that "similar".
>
> Alan Stern
>
>
>