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1 | #ifndef ACPI_VMGENID_H |
2 | #define ACPI_VMGENID_H | |
3 | ||
4 | #include "hw/acpi/bios-linker-loader.h" | |
5 | #include "hw/qdev.h" | |
6 | #include "qemu/uuid.h" | |
7 | ||
8 | #define VMGENID_DEVICE "vmgenid" | |
9 | #define VMGENID_GUID "guid" | |
10 | #define VMGENID_GUID_FW_CFG_FILE "etc/vmgenid_guid" | |
11 | #define VMGENID_ADDR_FW_CFG_FILE "etc/vmgenid_addr" | |
12 | ||
13 | #define VMGENID_FW_CFG_SIZE 4096 /* Occupy a page of memory */ | |
14 | #define VMGENID_GUID_OFFSET 40 /* allow space for | |
15 | * OVMF SDT Header Probe Supressor | |
16 | */ | |
17 | ||
18 | #define VMGENID(obj) OBJECT_CHECK(VmGenIdState, (obj), VMGENID_DEVICE) | |
19 | ||
20 | typedef struct VmGenIdState { | |
21 | DeviceClass parent_obj; | |
22 | QemuUUID guid; /* The 128-bit GUID seen by the guest */ | |
23 | uint8_t vmgenid_addr_le[8]; /* Address of the GUID (little-endian) */ | |
24 | } VmGenIdState; | |
25 | ||
26 | static inline Object *find_vmgenid_dev(void) | |
27 | { | |
28 | return object_resolve_path_type("", VMGENID_DEVICE, NULL); | |
29 | } | |
30 | ||
31 | void vmgenid_build_acpi(VmGenIdState *vms, GArray *table_data, GArray *guid, | |
32 | BIOSLinker *linker); | |
33 | void vmgenid_add_fw_cfg(VmGenIdState *vms, FWCfgState *s, GArray *guid); | |
34 | ||
35 | #endif |