projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 4c3966e9 WL |
1 | /** @file\r |
| 2 | Ovmf info structure passed by Xen\r | |
| 3 | \r | |
| 4 | Copyright (c) 2013, Citrix Systems UK Ltd.<BR>\r | |
| 5 | \r | |
| b26f0cf9 | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
| 4c3966e9 WL |
7 | \r |
| 8 | **/\r | |
| 9 | \r | |
| 10 | #ifndef __XEN_H__\r | |
| 11 | #define __XEN_H__\r | |
| 12 | \r | |
| 13 | #include <PiPei.h>\r | |
| 14 | \r | |
| 15 | // Physical address of OVMF info\r | |
| 16 | #define OVMF_INFO_PHYSICAL_ADDRESS 0x00001000\r | |
| 17 | \r | |
| 18 | // This structure must match the definition on Xen side\r | |
| 19 | #pragma pack(1)\r | |
| 20 | typedef struct {\r | |
| 21 | CHAR8 Signature[14]; // XenHVMOVMF\0\r | |
| 22 | UINT8 Length; // Length of this structure\r | |
| 23 | UINT8 Checksum; // Set such that the sum over bytes 0..length == 0\r | |
| 24 | //\r | |
| 25 | // Physical address of an array of TablesCount elements.\r | |
| 26 | //\r | |
| 27 | // Each element contains the physical address of a BIOS table.\r | |
| 28 | //\r | |
| 29 | EFI_PHYSICAL_ADDRESS Tables;\r | |
| 30 | UINT32 TablesCount;\r | |
| 31 | //\r | |
| 32 | // Physical address of the E820 table, contains E820EntriesCount entries.\r | |
| 33 | //\r | |
| 34 | EFI_PHYSICAL_ADDRESS E820;\r | |
| 35 | UINT32 E820EntriesCount;\r | |
| 36 | } EFI_XEN_OVMF_INFO;\r | |
| 37 | #pragma pack()\r | |
| 38 | \r | |
| 39 | #endif /* __XEN_H__ */\r |