Ovmf/Xen: move XenBusDxe to abstract XENIO_PROTOCOL
While Xen on Intel uses a virtual PCI device to communicate the base address of the grant table, the ARM implementation uses a DT node, which is fundamentally incompatible with the way XenBusDxe is implemented, i.e., as a UEFI Driver Model implementation for a PCI device. Contributed-under: TianoCore Contribution Agreement 1.0 Acked-by: Laszlo Ersek <lersek@redhat.com> Reviewed-by: Anthony PERARD <anthony.perard@citrix.com> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Laszlo Ersek <lersek@redhat.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16973 6f19259b-4bc3-4df7-8a09-765794883524
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@@ -39,7 +39,7 @@
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//
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// Consumed Protocols
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//
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#include <Protocol/PciIo.h>
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#include <Protocol/XenIo.h>
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//
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@@ -73,10 +73,6 @@ extern EFI_COMPONENT_NAME_PROTOCOL gXenBusDxeComponentName;
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//
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#include <IndustryStandard/Xen/xen.h>
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#define PCI_VENDOR_ID_XEN 0x5853
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#define PCI_DEVICE_ID_XEN_PLATFORM 0x0001
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typedef struct _XENBUS_DEVICE_PATH XENBUS_DEVICE_PATH;
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typedef struct _XENBUS_DEVICE XENBUS_DEVICE;
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@@ -86,7 +82,7 @@ struct _XENBUS_DEVICE {
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UINT32 Signature;
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EFI_DRIVER_BINDING_PROTOCOL *This;
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EFI_HANDLE ControllerHandle;
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EFI_PCI_IO_PROTOCOL *PciIo;
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XENIO_PROTOCOL *XenIo;
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EFI_EVENT ExitBootEvent;
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EFI_DEVICE_PATH_PROTOCOL *DevicePath;
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LIST_ENTRY ChildList;
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