Re: [PATCH] firewire: Enable remote DMA above 4 GB

2014-01-18 Thread Stefan Richter
On Jan 18 Stefan Richter wrote: > This makes all of a machine's memory accessible to remote debugging via > FireWire, using the physical response unit (i.e. RDMA) of OHCI-1394 link > layer controllers. > > This requires actual support by the controller. The only ones currently > known to support

[PATCH] firewire: Enable remote DMA above 4 GB

2014-01-18 Thread Stefan Richter
This makes all of a machine's memory accessible to remote debugging via FireWire, using the physical response unit (i.e. RDMA) of OHCI-1394 link layer controllers. This requires actual support by the controller. The only ones currently known to support it are Agere/LSI FW643. Most if not all oth