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fw_cfg: add dma interface, add strings via cmdline. # gpg: Signature made Tue 20 Oct 2015 07:07:34 BST using RSA key ID D3E87138 # gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" # gpg: aka "Gerd Hoffmann <gerd@kraxel.org>" # gpg: aka "Gerd Hoffmann (private) <kraxel@gmail.com>" * remotes/kraxel/tags/pull-fw_cfg-20151020-1: fw_cfg: Define a static signature to be returned on DMA port reads Enable fw_cfg DMA interface for x86 Enable fw_cfg DMA interface for ARM Implement fw_cfg DMA interface fw_cfg DMA interface documentation fw_cfg: document fw_cfg_modify_iXX() update functions fw_cfg: insert string blobs via qemu cmdline Signed-off-by: Peter Maydell <peter.maydell@linaro.org>