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microvm: add device tree support.

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Allows edk2 detect virtio-mmio devices and pcie ecam.
See comment in hw/i386/microvm-dt.c for more details.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Sergio Lopez <slp@redhat.com>
Message-Id: <20211014193617.2475578-1-kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2021-10-14 21:36:17 +02:00
parent 584ab347ce
commit f5918a9928
8 changed files with 358 additions and 2 deletions
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4
include/hw/i386/microvm.h
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@ -104,6 +104,10 @@ struct MicrovmMachineState {
Notifier machine_done;
Notifier powerdown_req;
struct GPEXConfig gpex;
/* device tree */
void *fdt;
uint32_t ioapic_phandle[2];
};
#define TYPE_MICROVM_MACHINE MACHINE_TYPE_NAME("microvm")