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EFI stub: add LoaderFirmwareInfo, LoaderFirmwareType if non-existant

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bootctl previously:
```
System:
     Firmware: n/a (n/a)
```

after:
```
System:
     Firmware: UEFI 2.50 (Lenovo 0.4704)
```
This commit is contained in:
Дамјан Георгиевски
2018-01-15 18:05:39 +01:00
parent 19e0e60a57
commit 1aa15defbf
1 changed files with 14 additions and 0 deletions
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src/boot/efi/stub.c
+14
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@@ -111,6 +111,20 @@ EFI_STATUS efi_main(EFI_HANDLE image, EFI_SYSTEM_TABLE *sys_table) {
FreePool(loaded_image_path);
}
/* if LoaderFirmwareInfo is not set, let's set it */
if (efivar_get_raw(&global_guid, L"LoaderFirmwareInfo", &b, &size) != EFI_SUCCESS) {
CHAR16 *loader_firmware_info = PoolPrint(L"%s %d.%02d", ST->FirmwareVendor, ST->FirmwareRevision >> 16, ST->FirmwareRevision & 0xffff);
efivar_set(L"LoaderFirmwareInfo", loader_firmware_info, FALSE);
FreePool(loader_firmware_info);
}
/* ditto for LoaderFirmwareType */
if (efivar_get_raw(&global_guid, L"LoaderFirmwareType", &b, &size) != EFI_SUCCESS) {
CHAR16 *loader_firmware_type = PoolPrint(L"UEFI %d.%02d", ST->Hdr.Revision >> 16, ST->Hdr.Revision & 0xffff);
efivar_set(L"LoaderFirmwareType", loader_firmware_type, FALSE);
FreePool(loader_firmware_type);
}
if (szs[3] > 0)
graphics_splash((UINT8 *)((UINTN)loaded_image->ImageBase + addrs[3]), szs[3], NULL);