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efi_loader: define GUIDS for event groups

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Event groups are used to signal multiple events at the same time.
They are identified by GUIDs. This patch provided the predefined
GUIDs of UEFI specification 2.7.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Heinrich Schuchardt 2018-02-18 15:17:51 +01:00 committed by Alexander Graf
parent 43bce44262
commit a3a28f5f0c
3 changed files with 47 additions and 0 deletions
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21
include/efi_api.h
View file

@ -243,6 +243,27 @@ struct efi_runtime_services {
u64 maximum_variable_size);
};
/* EFI event group GUID definitions */
#define EFI_EVENT_GROUP_EXIT_BOOT_SERVICES \
EFI_GUID(0x27abf055, 0xb1b8, 0x4c26, 0x80, 0x48, \
0x74, 0x8f, 0x37, 0xba, 0xa2, 0xdf)
#define EFI_EVENT_GROUP_VIRTUAL_ADDRESS_CHANGE \
EFI_GUID(0x13fa7698, 0xc831, 0x49c7, 0x87, 0xea, \
0x8f, 0x43, 0xfc, 0xc2, 0x51, 0x96)
#define EFI_EVENT_GROUP_MEMORY_MAP_CHANGE \
EFI_GUID(0x78bee926, 0x692f, 0x48fd, 0x9e, 0xdb, \
0x01, 0x42, 0x2e, 0xf0, 0xd7, 0xab)
#define EFI_EVENT_GROUP_READY_TO_BOOT \
EFI_GUID(0x7ce88fb3, 0x4bd7, 0x4679, 0x87, 0xa8, \
0xa8, 0xd8, 0xde, 0xe5, 0x0d, 0x2b)
#define EFI_EVENT_GROUP_RESET_SYSTEM \
EFI_GUID(0x62da6a56, 0x13fb, 0x485a, 0xa8, 0xda, \
0xa3, 0xdd, 0x79, 0x12, 0xcb, 0x6b)
/* EFI Configuration Table and GUID definitions */
#define NULL_GUID \
EFI_GUID(0x00000000, 0x0000, 0x0000, 0x00, 0x00, \

10
include/efi_loader.h
View file

@ -96,6 +96,16 @@ extern const efi_guid_t efi_guid_console_control;
extern const efi_guid_t efi_guid_device_path;
/* GUID of the EFI_DRIVER_BINDING_PROTOCOL */
extern const efi_guid_t efi_guid_driver_binding_protocol;
/* event group ExitBootServices() invoked */
extern const efi_guid_t efi_guid_event_group_exit_boot_services;
/* event group SetVirtualAddressMap() invoked */
extern const efi_guid_t efi_guid_event_group_virtual_address_change;
/* event group memory map changed */
extern const efi_guid_t efi_guid_event_group_memory_map_change;
/* event group boot manager about to boot */
extern const efi_guid_t efi_guid_event_group_ready_to_boot;
/* event group ResetSystem() invoked (before ExitBootServices) */
extern const efi_guid_t efi_guid_event_group_reset_system;
/* GUID of the device tree table */
extern const efi_guid_t efi_guid_fdt;
extern const efi_guid_t efi_guid_loaded_image;

16
lib/efi_loader/efi_boottime.c
View file

@ -65,6 +65,22 @@ const efi_guid_t efi_guid_fdt = EFI_FDT_GUID;
const efi_guid_t efi_guid_driver_binding_protocol =
EFI_DRIVER_BINDING_PROTOCOL_GUID;
/* event group ExitBootServices() invoked */
const efi_guid_t efi_guid_event_group_exit_boot_services =
EFI_EVENT_GROUP_EXIT_BOOT_SERVICES;
/* event group SetVirtualAddressMap() invoked */
const efi_guid_t efi_guid_event_group_virtual_address_change =
EFI_EVENT_GROUP_VIRTUAL_ADDRESS_CHANGE;
/* event group memory map changed */
const efi_guid_t efi_guid_event_group_memory_map_change =
EFI_EVENT_GROUP_MEMORY_MAP_CHANGE;
/* event group boot manager about to boot */
const efi_guid_t efi_guid_event_group_ready_to_boot =
EFI_EVENT_GROUP_READY_TO_BOOT;
/* event group ResetSystem() invoked (before ExitBootServices) */
const efi_guid_t efi_guid_event_group_reset_system =
EFI_EVENT_GROUP_RESET_SYSTEM;
static efi_status_t EFIAPI efi_disconnect_controller(
efi_handle_t controller_handle,
efi_handle_t driver_image_handle,