On Wed, Nov 10, 2010 at 5:14 PM, Gleb Natapov <g...@redhat.com> wrote: > This is current sate of the patch series for people to comment on. > I am using open firmware naming scheme to specify device path names. > > Names look like this on pci machine: > /p...@i0cf8/i...@1,1/dr...@1/d...@0 > /p...@i0cf8/i...@1/f...@03f1/flo...@1 > /p...@i0cf8/i...@1/f...@03f1/flo...@0 > /p...@i0cf8/i...@1,1/dr...@1/d...@1 > /p...@i0cf8/i...@1,1/dr...@0/d...@0 > /p...@i0cf8/s...@3/d...@0 > /p...@i0cf8/ether...@4/ethernet-...@0 > /p...@i0cf8/ether...@5/ethernet-...@0 > /p...@i0cf8/i...@1,1/dr...@0/d...@1 > /p...@i0cf8/i...@1/i...@01e8/dr...@0/d...@0 > /p...@i0cf8/u...@1,2/netw...@0/ether...@0 > /p...@i0cf8/u...@1,2/h...@1/netw...@0/ether...@0 > > and on isa machine: > /isa/i...@0170/dr...@0/d...@0 > /isa/f...@03f1/flo...@1 > /isa/f...@03f1/flo...@0 > /isa/i...@0170/dr...@0/d...@1 > > > Instead of using get_dev_path() callback I introduces another one > get_fw_dev_path. Unfortunately the way get_dev_path() callback is used > in migration code makes it hard to reuse it for other purposes. First > of all it is not called recursively so caller expects it to provide > unique name by itself. Device path though is inherently recursive. Each > individual element may not be unique, but the whole path will be. On > the other hand to call get_dev_path() recursively in migration code we > should implement it for all possible buses first. Other problem is > compatibility. If we change get_dev_path() output format now we will not > be able to migrate from old qemu to new one without some additional > compatibility layer. > > Gleb Natapov (14): > Introduce fw_name field to DeviceInfo structure. > Introduce new BusInfo callback get_fw_dev_path. > Keep track of ISA ports ISA device is using in qdev. > Add get_fw_dev_path callback to ISA bus in qdev. > Store IDE bus id in IDEBus structure for easy access. > Add get_fw_dev_path callback to IDE bus. > Add get_dev_path callback for system bus. > Add get_fw_dev_path callback for pci bus. > Record which USBDevice USBPort belongs too. > Add get_dev_path callback for usb bus. > Add bootindex parameter to net/block/fd device > Add bootindex parameter to pci assigned device. > Add notifier that will be called when machine is fully created. > Pass boot device list to firmware.
Nice, but the patches don't apply, for example hw/device-assingment.[ch] do not exist.
