cmd/broadcom/chimp_boot.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright 2020 Broadcom
   4  */
   5
   6 #include <common.h>
   7 #include <command.h>
   8 #include <broadcom/chimp.h>
   9
  10 static int do_chimp_fastboot_secure(struct cmd_tbl *cmdtp, int flag, int argc,
  11                                     char *const argv[])
  12 {
  13         u32 health = 0;
  14
  15         if (chimp_health_status_optee(&health)) {
  16                 pr_err("Chimp health command fail\n");
  17                 return CMD_RET_FAILURE;
  18         }
  19
  20         if (health == BCM_CHIMP_RUNNIG_GOOD) {
  21                 printf("skip fastboot...\n");
  22                 return CMD_RET_SUCCESS;
  23         }
  24
  25         if (chimp_fastboot_optee()) {
  26                 pr_err("Failed to load secure ChiMP image\n");
  27                 return CMD_RET_FAILURE;
  28         }
  29
  30         return CMD_RET_SUCCESS;
  31 }
  32
  33 U_BOOT_CMD
  34         (chimp_ld_secure, 1, 0, do_chimp_fastboot_secure,
  35          "Invoke chimp fw load via optee",
  36          "chimp_ld_secure\n"
  37 );