diff options
| -rw-r--r-- | common/efi/payload/init.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/common/efi/payload/init.c b/common/efi/payload/init.c index 19be7ff07f..cfacdffa67 100644 --- a/common/efi/payload/init.c +++ b/common/efi/payload/init.c @@ -36,6 +36,7 @@ #include <libfile.h> #include <state.h> #include <bbu.h> +#include <generated/utsrelease.h> efi_runtime_services_t *RT; efi_boot_services_t *BS; @@ -322,13 +323,46 @@ static int efi_core_init(void) } core_initcall(efi_core_init); +/* Features of the loader, i.e. systemd-boot, barebox (imported from systemd) */ +#define EFI_LOADER_FEATURE_CONFIG_TIMEOUT (1LL << 0) +#define EFI_LOADER_FEATURE_CONFIG_TIMEOUT_ONE_SHOT (1LL << 1) +#define EFI_LOADER_FEATURE_ENTRY_DEFAULT (1LL << 2) +#define EFI_LOADER_FEATURE_ENTRY_ONESHOT (1LL << 3) +#define EFI_LOADER_FEATURE_BOOT_COUNTING (1LL << 4) +#define EFI_LOADER_FEATURE_XBOOTLDR (1LL << 5) +#define EFI_LOADER_FEATURE_RANDOM_SEED (1LL << 6) +#define EFI_LOADER_FEATURE_LOAD_DRIVER (1LL << 7) +#define EFI_LOADER_FEATURE_SORT_KEY (1LL << 8) +#define EFI_LOADER_FEATURE_SAVED_ENTRY (1LL << 9) +#define EFI_LOADER_FEATURE_DEVICETREE (1LL << 10) +#define EFI_LOADER_FEATURE_SECUREBOOT_ENROLL (1LL << 11) +#define EFI_LOADER_FEATURE_RETAIN_SHIM (1LL << 12) + + static int efi_postcore_init(void) { char *uuid; + static const uint64_t loader_features = + EFI_LOADER_FEATURE_DEVICETREE; efi_set_variable_usec("LoaderTimeInitUSec", &efi_systemd_vendor_guid, get_time_ns()/1000); + efi_set_variable_printf("LoaderInfo", &efi_systemd_vendor_guid, + "barebox-" UTS_RELEASE); + + efi_set_variable_printf("LoaderFirmwareInfo", &efi_systemd_vendor_guid, + "%ls %u.%02u", efi_sys_table->fw_vendor, + efi_sys_table->fw_revision >> 16, + efi_sys_table->fw_revision & 0xffff); + + efi_set_variable_printf("LoaderFirmwareType", &efi_systemd_vendor_guid, + "UEFI %u.%02u", efi_sys_table->hdr.revision >> 16, + efi_sys_table->hdr.revision & 0xffff); + + efi_set_variable_uint64_le("LoaderFeatures", &efi_systemd_vendor_guid, + loader_features); + uuid = device_path_to_partuuid(device_path_from_handle( efi_loaded_image->device_handle)); if (uuid) { |