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The mmio-interface device is not something we want to allow
users to create on the command line:
* it is intended as an implementation detail of the memory
subsystem, which gets created and deleted by that
subsystem on demand; it makes no sense to create it
by hand on the command line
* it uses a pointer property 'host_ptr' which can't be
set on the command line
Mark the device as not user_creatable to avoid confusion.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1502807418-9994-1-git-send-email-peter.maydell@linaro.org
Reviewed-by: Thomas Huth <thuth@redhat.com>
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QEMU currently abort()s if the user tries to specify the mmio_interface
device without parameters:
x86_64-softmmu/qemu-system-x86_64 -nographic -device mmio_interface
qemu-system-x86_64: /home/thuth/devel/qemu/util/error.c:57: error_setv:
Assertion `*errp == ((void *)0)' failed.
Aborted (core dumped)
This happens because the realize function is trying to set the errp
twice in this case. After setting an error, the realize function
should immediately return instead.
Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
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This introduces mmio_interface object which contains a MemoryRegion
and can be hotplugged/hotunplugged.
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: KONRAD Frederic <fred.konrad@greensocs.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
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