Re: [PATCH] powerpc/fsl-pci: Allow 64-bit PCIe devices to DMA to any memory address

2011-12-07 Thread Kumar Gala
On Dec 1, 2011, at 12:03 AM, Kumar Gala wrote: > There is an issue on FSL-BookE 64-bit devices (P5020) in which PCIe > devices that are capable of doing 64-bit DMAs (like an Intel e1000) do > not function and crash the kernel if we have >4G of memory in the system. > > The reason is that the exi

[PATCH] powerpc/fsl-pci: Allow 64-bit PCIe devices to DMA to any memory address

2011-11-30 Thread Kumar Gala
There is an issue on FSL-BookE 64-bit devices (P5020) in which PCIe devices that are capable of doing 64-bit DMAs (like an Intel e1000) do not function and crash the kernel if we have >4G of memory in the system. The reason is that the existing code only sets up one inbound window for access to sy