The fields ConsoleInHandle, ConsoleOutHandle, ConsoleErrHandle must point to the handles with the respective console protocols. Failure to do so leads to an error in the EFI Shell:
No SimpleTextInputEx was found. CTRL-based features are not usable. Signed-off-by: Heinrich Schuchardt <heinrich.schucha...@canonical.com> --- lib/efi_loader/efi_boottime.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c index 253f9f75ef..e65ca6a4cb 100644 --- a/lib/efi_loader/efi_boottime.c +++ b/lib/efi_loader/efi_boottime.c @@ -3956,8 +3956,11 @@ efi_status_t efi_initialize_system_table(void) * These entries will be set to NULL in ExitBootServices(). To avoid * relocation in SetVirtualAddressMap(), set them dynamically. */ + systab.con_in_handle = efi_root; systab.con_in = &efi_con_in; + systab.con_out_handle = efi_root; systab.con_out = &efi_con_out; + systab.stderr_handle = efi_root; systab.std_err = &efi_con_out; systab.boottime = &efi_boot_services; -- 2.37.2