Merge remote-tracking branch 'remotes/huth-gitlab/tags/pull-request-2019-08-20' into...

Merge remote-tracking branch 'remotes/huth-gitlab/tags/pull-request-2019-08-20' into staging

- Improvements for the Kconfig switches and Makefiles

# gpg: Signature made Tue 20 Aug 2019 08:26:41 BST
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* remotes/huth-gitlab/tags/pull-request-2019-08-20:
  hw/core: Add a config switch for the generic loader device
  hw/misc: Add a config switch for the "unimplemented" device
  hw/core: Add a config switch for the "split-irq" device
  hw/core: Add a config switch for the "or-irq" device
  hw/core: Add a config switch for the "register" device
  hw/dma: Do not build the xlnx_dpdma device for the MicroBlaze machines
  hw/intc: Only build the xlnx-iomod-intc device for the MicroBlaze PMU
  hw/Kconfig: Move the generic XLNX_ZYNQMP to the root hw/Kconfig

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>