[RFC 4/5] remoteproc: Load firmware to device memory once.

Note: This patch changes device memory layout!! Virtio Rings are no longer located at start of device memory. But Ring Address in resource table is now supported. Load firmware into device memory before virtio devices are added, and use resource table located in device memory when

[RFC 4/5] remoteproc: Load firmware to device memory once.

Note: This patch changes device memory layout!! Virtio Rings are no longer located at start of device memory. But Ring Address in resource table is now supported. Load firmware into device memory before virtio devices are added, and use resource table located in device memory when