Package description UM2262
42/94 UM2262 Rev 6
Figure 14. Project folder structure (2 of 2)
6.4 APIs
Detailed technical information about the APIs is provided in a compiled HTML file located in
the STM32_Secure_Engine, STM32_Key_Management_Services, and STSAFE_A1xx
folders of the software package where all the functions and parameters are described.
6.5 Application compilation process with IAR™ toolchain
Figure 15 outlines the steps needed in order to build the application and to demonstrate
Secure Boot and Secure Firmware Update:
• Step 1: Core binaries preparation
This step is needed to create the Secure Engine core binary including all the "trusted"
code and keys mapped in the firewall code section. The SE Callgate function is
specified as the entry point for the binary. The binary is linked with the SBSFU code in
step 2.
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