feat(esp_tee): Support for ESP-TEE - bootloader component

components/bootloader/subproject/CMakeLists.txt

@@ -32,7 +32,8 @@ set(COMPONENTS
     main
     efuse
     esp_system
-    newlib)
+    newlib
+    esp_tee)
 
 # EXTRA_COMPONENT_DIRS can be populated with directories containing one or several components.
 # Make sure this variable contains `bootloader_components` directory of the project being compiled.

components/bootloader/subproject/main/bootloader_start.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -53,6 +53,11 @@ void __attribute__((noreturn)) call_start_cpu0(void)
         bootloader_reset();
     }
 
+    // 2.1 Load the TEE image
+#if CONFIG_SECURE_ENABLE_TEE
+    bootloader_utility_load_tee_image(&bs);
+#endif
+
     // 3. Load the app image for booting
     bootloader_utility_load_boot_image(&bs, boot_index);
 }

components/bootloader/subproject/main/ld/esp32c6/bootloader.ld

@@ -71,6 +71,7 @@ SECTIONS
     *libbootloader_support.a:bootloader_random*.*(.literal.bootloader_random_enable .text.bootloader_random_enable)
     *libbootloader_support.a:bootloader_efuse.*(.literal .text .literal.* .text.*)
     *libbootloader_support.a:bootloader_utility.*(.literal .text .literal.* .text.*)
+    *libbootloader_support.a:bootloader_utility_tee.*(.literal .text .literal.* .text.*)
     *libbootloader_support.a:bootloader_sha.*(.literal .text .literal.* .text.*)
     *libbootloader_support.a:bootloader_console_loader.*(.literal .text .literal.* .text.*)
     *libbootloader_support.a:bootloader_panic.*(.literal .text .literal.* .text.*)