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efi_loader: add return to efibootmgr event group

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When the image loaded by efibootmgr returns, efibootmgr
needs to clean the resources. Adding the event of returning
to efibootmgr is useful to simplify the implementation.

Signed-off-by: Masahisa Kojima <masahisa.kojima@linaro.org>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
This commit is contained in:
Masahisa Kojima 2023-11-10 13:25:39 +09:00 • committed by Ilias Apalodimas
parent e23c8e81eb
commit e0d1a1ea68
4 changed files with 20 additions and 0 deletions
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include/efi_loader.h
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@ -289,6 +289,8 @@ extern const efi_guid_t efi_guid_event_group_memory_map_change;
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;
/* event group return to efibootmgr */
extern const efi_guid_t efi_guid_event_group_return_to_efibootmgr;
/* GUID of the device tree table */
extern const efi_guid_t efi_guid_fdt;
extern const efi_guid_t efi_guid_loaded_image;