On Fri, Mar 27, 2015 at 8:45 PM, David Ahern wrote: > On 3/27/15 9:19 PM, Yinghai Lu wrote: >> >> Good. But we still have annoying warning about "no compatible window". >> >> Please try attached patch that support 64bit pci mem space for sparc. >> >> BTW, looks like you still do not have CONFIG_PCI_DEBUG=y in your >> .config. >> otherwise we should more verbose print out. >> Or did you have DYNAMIC_DEBUG enabled ? >> If it is that case, can you remove that? >> > > done. attached. > ok, we are almost there. [99510.956337] pci_sun4v f02dbcfc: PCI host bridge to bus 0000:00 [99511.025812] pci_bus 0000:00: root bus resource [io 0x804000000000-0x80400fffffff] (bus address [0x0000-0xfffffff]) [99511.151039] pci_bus 0000:00: root bus resource [mem 0x800000000000-0x80007effffff] (bus address [0x00000000-0x7effffff]) [99511.282693] pci_bus 0000:00: root bus resource [mem 0x800100000000-0x8007ffffffff] (bus address [0x00000000-0x6ffffffff]) [99511.414878] pci_bus 0000:00: root bus resource [bus 00-77] looks like the offset for mem64 is not right. Please try attached v2. Thanks Yinghai