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OvmfPkg/Virtio10: Add virtio-mmio 1.0 defines 

Add defines for the config space offsets for virtio 1.0 mmio transport.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daude <philmd@redhat.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
This commit is contained in:
Gerd Hoffmann 2021-08-27 21:44:53 +08:00 committed by mergify[bot]
parent a82bad9730
commit 94e465e5cb
1 changed files with 12 additions and 0 deletions
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12
OvmfPkg/Include/IndustryStandard/Virtio10.h
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@ -81,4 +81,16 @@ typedef struct {
#define VIRTIO_F_VERSION_1 BIT32
#define VIRTIO_F_IOMMU_PLATFORM BIT33
//
// MMIO VirtIo Header Offsets
//
#define VIRTIO_MMIO_OFFSET_QUEUE_READY 0x44
#define VIRTIO_MMIO_OFFSET_QUEUE_DESC_LO 0x80
#define VIRTIO_MMIO_OFFSET_QUEUE_DESC_HI 0x84
#define VIRTIO_MMIO_OFFSET_QUEUE_AVAIL_LO 0x90
#define VIRTIO_MMIO_OFFSET_QUEUE_AVAIL_HI 0x94
#define VIRTIO_MMIO_OFFSET_QUEUE_USED_LO 0xa0
#define VIRTIO_MMIO_OFFSET_QUEUE_USED_HI 0xa4
#define VIRTIO_MMIO_OFFSET_CONFIG_GENERATION 0xfc
#endif // _VIRTIO_1_0_H_