With "-at" option, EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS will be passed to SetVariable() to authenticate the variable.
Signed-off-by: AKASHI Takahiro takahiro.akashi@linaro.org --- cmd/nvedit.c | 5 +++-- cmd/nvedit_efi.c | 5 ++++- 2 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/cmd/nvedit.c b/cmd/nvedit.c index 81d94cd193c6..966c13405956 100644 --- a/cmd/nvedit.c +++ b/cmd/nvedit.c @@ -1417,7 +1417,7 @@ static char env_help_text[] = #endif #endif #if defined(CONFIG_CMD_NVEDIT_EFI) - "env set -e [-nv][-bs][-rt][-a][-i addr,size][-v] name [arg ...]\n" + "env set -e [-nv][-bs][-rt][-at][-a][-i addr,size][-v] name [arg ...]\n" " - set UEFI variable; unset if '-i' or 'arg' not specified\n" #endif "env set [-f] name [arg ...]\n"; @@ -1479,13 +1479,14 @@ U_BOOT_CMD_COMPLETE( setenv, CONFIG_SYS_MAXARGS, 0, do_env_set, "set environment variables", #if defined(CONFIG_CMD_NVEDIT_EFI) - "-e [-guid guid][-nv][-bs][-rt][-a][-v]\n" + "-e [-guid guid][-nv][-bs][-rt][-at][-a][-v]\n" " [-i addr,size name], or [name [value ...]]\n" " - set UEFI variable 'name' to 'value' ...'\n" " "-guid": set vendor guid\n" " "-nv": set non-volatile attribute\n" " "-bs": set boot-service attribute\n" " "-rt": set runtime attribute\n" + " "-at": set time-based authentication attribute\n" " "-a": append-write\n" " "-i addr,size": use <addr,size> as variable's value\n" " "-v": verbose message\n" diff --git a/cmd/nvedit_efi.c b/cmd/nvedit_efi.c index 579cf430593c..837e39e02179 100644 --- a/cmd/nvedit_efi.c +++ b/cmd/nvedit_efi.c @@ -458,7 +458,7 @@ out: * Return: CMD_RET_SUCCESS on success, or CMD_RET_RET_FAILURE * * This function is for "env set -e" or "setenv -e" command: - * => env set -e [-guid guid][-nv][-bs][-rt][-a][-v] + * => env set -e [-guid guid][-nv][-bs][-rt][-at][-a][-v] * [-i address,size] var, or * var [value ...] * Encode values specified and set given UEFI variable. @@ -517,6 +517,9 @@ int do_env_set_efi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) attributes |= EFI_VARIABLE_RUNTIME_ACCESS; } else if (!strcmp(argv[0], "-nv")) { attributes |= EFI_VARIABLE_NON_VOLATILE; + } else if (!strcmp(argv[0], "-at")) { + attributes |= + EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS; } else if (!strcmp(argv[0], "-a")) { attributes |= EFI_VARIABLE_APPEND_WRITE; } else if (!strcmp(argv[0], "-i")) {