| Xilinx Versal NET |
| ================= |
| |
| Trusted Firmware-A implements the EL3 firmware layer for Xilinx Versal NET. |
| The platform only uses the runtime part of TF-A as Xilinx Versal NET already |
| has a BootROM (BL1) and PMC FW (BL2). |
| |
| BL31 is TF-A. |
| BL32 is an optional Secure Payload. |
| BL33 is the non-secure world software (U-Boot, Linux etc). |
| |
| To build: |
| ```bash |
| make RESET_TO_BL31=1 CROSS_COMPILE=aarch64-none-elf- PLAT=versal_net bl31 |
| ``` |
| |
| Xilinx Versal NET platform specific build options |
| ------------------------------------------------- |
| |
| * `VERSAL_NET_ATF_MEM_BASE`: Specifies the base address of the bl31 binary. |
| * `VERSAL_NET_ATF_MEM_SIZE`: Specifies the size of the memory region of the bl31 binary. |
| * `VERSAL_NET_BL32_MEM_BASE`: Specifies the base address of the bl32 binary. |
| * `VERSAL_NET_BL32_MEM_SIZE`: Specifies the size of the memory region of the bl32 binary. |
| |
| * `VERSAL_NET_CONSOLE`: Select the console driver. Options: |
| - `pl011`, `pl011_0`: ARM pl011 UART 0 |
| - `pl011_1` : ARM pl011 UART 1 |
| |
| * `TFA_NO_PM` : Platform Management support. |
| - 0 : Enable Platform Management (Default) |
| - 1 : Disable Platform Management |