include/hw/acpi/vmgenid.h

   1 #ifndef ACPI_VMGENID_H
   2 #define ACPI_VMGENID_H
   3
   4 #include "hw/acpi/bios-linker-loader.h"
   5 #include "hw/qdev-core.h"
   6 #include "qemu/uuid.h"
   7 #include "qom/object.h"
   8
   9 #define TYPE_VMGENID           "vmgenid"
  10 #define VMGENID_GUID             "guid"
  11 #define VMGENID_GUID_FW_CFG_FILE      "etc/vmgenid_guid"
  12 #define VMGENID_ADDR_FW_CFG_FILE      "etc/vmgenid_addr"
  13
  14 #define VMGENID_FW_CFG_SIZE      4096 /* Occupy a page of memory */
  15 #define VMGENID_GUID_OFFSET      40   /* allow space for
  16                                        * OVMF SDT Header Probe Suppressor
  17                                        */
  18
  19 OBJECT_DECLARE_SIMPLE_TYPE(VmGenIdState, VMGENID)
  20
  21 struct VmGenIdState {
  22     DeviceState parent_obj;
  23     QemuUUID guid;                /* The 128-bit GUID seen by the guest */
  24     uint8_t vmgenid_addr_le[8];   /* Address of the GUID (little-endian) */
  25 };
  26
  27 /* returns NULL unless there is exactly one device */
  28 static inline Object *find_vmgenid_dev(void)
  29 {
  30     return object_resolve_path_type("", TYPE_VMGENID, NULL);
  31 }
  32
  33 void vmgenid_build_acpi(VmGenIdState *vms, GArray *table_data, GArray *guid,
  34                         BIOSLinker *linker, const char *oem_id);
  35 void vmgenid_add_fw_cfg(VmGenIdState *vms, FWCfgState *s, GArray *guid);
  36
  37 #endif