cmd/scp03.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * (C) Copyright 2021, Foundries.IO
   4  *
   5  */
   6
   7 #include <command.h>
   8 #include <env.h>
   9 #include <scp03.h>
  10
  11 int do_scp03_enable(struct cmd_tbl *cmdtp, int flag, int argc,
  12                     char *const argv[])
  13 {
  14         if (argc != 1)
  15                 return CMD_RET_USAGE;
  16
  17         if (tee_enable_scp03()) {
  18                 printf("TEE failed to enable SCP03\n");
  19                 return CMD_RET_FAILURE;
  20         }
  21
  22         printf("SCP03 is enabled\n");
  23
  24         return CMD_RET_SUCCESS;
  25 }
  26
  27 int do_scp03_provision(struct cmd_tbl *cmdtp, int flag, int argc,
  28                        char *const argv[])
  29 {
  30         if (argc != 1)
  31                 return CMD_RET_USAGE;
  32
  33         if (tee_provision_scp03()) {
  34                 printf("TEE failed to provision SCP03 keys\n");
  35                 return CMD_RET_FAILURE;
  36         }
  37
  38         printf("SCP03 is provisioned\n");
  39
  40         return CMD_RET_SUCCESS;
  41 }
  42
  43 U_BOOT_LONGHELP(scp03,
  44         "provides a command to enable SCP03 and provision the SCP03 keys\n"
  45         " enable    - enable SCP03 on the TEE\n"
  46         " provision - provision SCP03 on the TEE\n");
  47
  48 U_BOOT_CMD_WITH_SUBCMDS(scp03, "Secure Channel Protocol 03 control",
  49         scp03_help_text,
  50         U_BOOT_SUBCMD_MKENT(enable, 1, 1, do_scp03_enable),
  51         U_BOOT_SUBCMD_MKENT(provision, 1, 1, do_scp03_provision));