EFIAPI\r
VirtioMmioGetDeviceFeatures (\r
IN VIRTIO_DEVICE_PROTOCOL *This,\r
- OUT UINT32 *DeviceFeatures\r
+ OUT UINT64 *DeviceFeatures\r
)\r
{\r
VIRTIO_MMIO_DEVICE *Device;\r
return EFI_SUCCESS;\r
}\r
\r
-EFI_STATUS\r
-EFIAPI\r
-VirtioMmioGetQueueAddress (\r
- IN VIRTIO_DEVICE_PROTOCOL *This,\r
- OUT UINT32 *QueueAddress\r
- )\r
-{\r
- VIRTIO_MMIO_DEVICE *Device;\r
-\r
- if (QueueAddress == NULL) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);\r
-\r
- *QueueAddress = VIRTIO_CFG_READ (Device, VIRTIO_MMIO_OFFSET_QUEUE_PFN);\r
-\r
- return EFI_SUCCESS;\r
-}\r
-\r
EFI_STATUS\r
EFIAPI\r
VirtioMmioGetQueueSize (\r
EFI_STATUS\r
EFIAPI\r
VirtioMmioSetQueueSize (\r
- VIRTIO_DEVICE_PROTOCOL *This,\r
- UINT16 QueueSize\r
+ IN VIRTIO_DEVICE_PROTOCOL *This,\r
+ IN UINT16 QueueSize\r
)\r
{\r
VIRTIO_MMIO_DEVICE *Device;\r
EFI_STATUS\r
EFIAPI\r
VirtioMmioSetDeviceStatus (\r
- VIRTIO_DEVICE_PROTOCOL *This,\r
- UINT8 DeviceStatus\r
+ IN VIRTIO_DEVICE_PROTOCOL *This,\r
+ IN UINT8 DeviceStatus\r
)\r
{\r
VIRTIO_MMIO_DEVICE *Device;\r
EFI_STATUS\r
EFIAPI\r
VirtioMmioSetQueueNotify (\r
- VIRTIO_DEVICE_PROTOCOL *This,\r
- UINT16 QueueNotify\r
+ IN VIRTIO_DEVICE_PROTOCOL *This,\r
+ IN UINT16 QueueNotify\r
)\r
{\r
VIRTIO_MMIO_DEVICE *Device;\r
EFI_STATUS\r
EFIAPI\r
VirtioMmioSetQueueAlignment (\r
- VIRTIO_DEVICE_PROTOCOL *This,\r
- UINT32 Alignment\r
+ IN VIRTIO_DEVICE_PROTOCOL *This,\r
+ IN UINT32 Alignment\r
)\r
{\r
VIRTIO_MMIO_DEVICE *Device;\r
EFI_STATUS\r
EFIAPI\r
VirtioMmioSetPageSize (\r
- VIRTIO_DEVICE_PROTOCOL *This,\r
- UINT32 PageSize\r
+ IN VIRTIO_DEVICE_PROTOCOL *This,\r
+ IN UINT32 PageSize\r
)\r
{\r
VIRTIO_MMIO_DEVICE *Device;\r
EFI_STATUS\r
EFIAPI\r
VirtioMmioSetQueueSel (\r
- VIRTIO_DEVICE_PROTOCOL *This,\r
- UINT16 Sel\r
+ IN VIRTIO_DEVICE_PROTOCOL *This,\r
+ IN UINT16 Sel\r
)\r
{\r
VIRTIO_MMIO_DEVICE *Device;\r
\r
EFI_STATUS\r
VirtioMmioSetQueueAddress (\r
- VIRTIO_DEVICE_PROTOCOL *This,\r
- UINT32 Address\r
+ IN VIRTIO_DEVICE_PROTOCOL *This,\r
+ IN VRING *Ring,\r
+ IN UINT64 RingBaseShift\r
)\r
{\r
VIRTIO_MMIO_DEVICE *Device;\r
\r
+ ASSERT (RingBaseShift == 0);\r
+\r
Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);\r
\r
- VIRTIO_CFG_WRITE (Device, VIRTIO_MMIO_OFFSET_QUEUE_PFN, Address);\r
+ VIRTIO_CFG_WRITE (Device, VIRTIO_MMIO_OFFSET_QUEUE_PFN,\r
+ (UINT32)((UINTN)Ring->Base >> EFI_PAGE_SHIFT));\r
\r
return EFI_SUCCESS;\r
}\r
EFI_STATUS\r
EFIAPI\r
VirtioMmioSetGuestFeatures (\r
- VIRTIO_DEVICE_PROTOCOL *This,\r
- UINT32 Features\r
+ IN VIRTIO_DEVICE_PROTOCOL *This,\r
+ IN UINT64 Features\r
)\r
{\r
VIRTIO_MMIO_DEVICE *Device;\r
\r
Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);\r
\r
- VIRTIO_CFG_WRITE (Device, VIRTIO_MMIO_OFFSET_GUEST_FEATURES, Features);\r
+ if (Features > MAX_UINT32) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+ VIRTIO_CFG_WRITE (Device, VIRTIO_MMIO_OFFSET_GUEST_FEATURES,\r
+ (UINT32)Features);\r
\r
return EFI_SUCCESS;\r
}\r
\r
return EFI_SUCCESS;\r
}\r
+\r
+EFI_STATUS\r
+EFIAPI\r
+VirtioMmioAllocateSharedPages (\r
+ IN VIRTIO_DEVICE_PROTOCOL *This,\r
+ IN UINTN NumPages,\r
+ OUT VOID **HostAddress\r
+ )\r
+{\r
+ VOID *Buffer;\r
+\r
+ Buffer = AllocatePages (NumPages);\r
+ if (Buffer == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ *HostAddress = Buffer;\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+VOID\r
+EFIAPI\r
+VirtioMmioFreeSharedPages (\r
+ IN VIRTIO_DEVICE_PROTOCOL *This,\r
+ IN UINTN NumPages,\r
+ IN VOID *HostAddress\r
+ )\r
+{\r
+ FreePages (HostAddress, NumPages);\r
+}\r
+\r
+EFI_STATUS\r
+EFIAPI\r
+VirtioMmioMapSharedBuffer (\r
+ IN VIRTIO_DEVICE_PROTOCOL *This,\r
+ IN VIRTIO_MAP_OPERATION Operation,\r
+ IN VOID *HostAddress,\r
+ IN OUT UINTN *NumberOfBytes,\r
+ OUT EFI_PHYSICAL_ADDRESS *DeviceAddress,\r
+ OUT VOID **Mapping\r
+ )\r
+{\r
+ *DeviceAddress = (EFI_PHYSICAL_ADDRESS) (UINTN) HostAddress;\r
+ *Mapping = NULL;\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+EFI_STATUS\r
+EFIAPI\r
+VirtioMmioUnmapSharedBuffer (\r
+ IN VIRTIO_DEVICE_PROTOCOL *This,\r
+ IN VOID *Mapping\r
+ )\r
+{\r
+ return EFI_SUCCESS;\r
+}\r