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- /** @file
- Ovmf info structure passed by Xen
- Copyright (c) 2013, Citrix Systems UK Ltd.<BR>
- SPDX-License-Identifier: BSD-2-Clause-Patent
- **/
- #ifndef __XEN_H__
- #define __XEN_H__
- #include <PiPei.h>
- // Physical address of OVMF info
- #define OVMF_INFO_PHYSICAL_ADDRESS 0x00001000
- // This structure must match the definition on Xen side
- #pragma pack(1)
- typedef struct {
- CHAR8 Signature[14]; // XenHVMOVMF\0
- UINT8 Length; // Length of this structure
- UINT8 Checksum; // Set such that the sum over bytes 0..length == 0
- //
- // Physical address of an array of TablesCount elements.
- //
- // Each element contains the physical address of a BIOS table.
- //
- EFI_PHYSICAL_ADDRESS Tables;
- UINT32 TablesCount;
- //
- // Physical address of the E820 table, contains E820EntriesCount entries.
- //
- EFI_PHYSICAL_ADDRESS E820;
- UINT32 E820EntriesCount;
- } EFI_XEN_OVMF_INFO;
- #pragma pack()
- #endif /* __XEN_H__ */
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