Re: [linux-usb-devel] EHCI PCI bug on PPC7448 platforms.

2007-04-25 Thread David Brownell
On Wednesday 25 April 2007, Dave Liu wrote: > On Wed, 2007-04-25 at 08:48 -0700, Dale Farnsworth wrote: > > sjhill wrote: > > > Currently, I comment out the ref-counting and the EHCI controller > > > performs perfectly on my 7448 platform. Right ... by now the relevant bugs should have been resol

Re: [linux-usb-devel] EHCI PCI bug on PPC7448 platforms.

2007-04-25 Thread Dave Liu
On Wed, 2007-04-25 at 08:48 -0700, Dale Farnsworth wrote: > sjhill wrote: > > I have hit a bug using a PPC7448 processor with a PCI EHCI USB > > controller. Atomic operations for reference counting are failing > > and I am interested to hear what others have to say on this. > > > > Looking in the

Re: [linux-usb-devel] EHCI PCI bug on PPC7448 platforms.

2007-04-25 Thread Dale Farnsworth
sjhill wrote: > I have hit a bug using a PPC7448 processor with a PCI EHCI USB > controller. Atomic operations for reference counting are failing > and I am interested to hear what others have to say on this. > > Looking in the MPC7450 RISC Microprocessor Family Reference Manual > (MPC7450UM, Rev.

[linux-usb-devel] EHCI PCI bug on PPC7448 platforms.

2007-04-25 Thread sjhill
Greetings. I have hit a bug using a PPC7448 processor with a PCI EHCI USB controller. Atomic operations for reference counting are failing and I am interested to hear what others have to say on this. Looking in the MPC7450 RISC Microprocessor Family Reference Manual (MPC7450UM, Rev. 5, 1/2005):