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#-------------------------------------------------------------------------------
# Copyright (c) 2018-2019, Arm Limited. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
#-------------------------------------------------------------------------------

# This file gathers all Musca-B1 specific files in the application.

# Musca-B1 has a Cortex-M33 CPU.
include("Common/CpuM33")

set(PLATFORM_DIR ${CMAKE_CURRENT_LIST_DIR})

# Specify the location of platform specific build dependencies.
if (COMPILER STREQUAL "ARMCLANG")
    set(S_SCATTER_FILE_NAME   "${PLATFORM_DIR}/common/armclang/tfm_common_s.sct")
    set(BL2_SCATTER_FILE_NAME "${PLATFORM_DIR}/target/musca_b1/Device/Source/armclang/musca_bl2.sct")
    set(NS_SCATTER_FILE_NAME  "${PLATFORM_DIR}/target/musca_b1/Device/Source/armclang/musca_ns.sct")
    if (DEFINED CMSIS_5_DIR)
        # Not all projects define CMSIS_5_DIR, only the ones that use it.
        set(RTX_LIB_PATH "${CMSIS_5_DIR}/CMSIS/RTOS2/RTX/Library/ARM/RTX_V8MMN.lib")
    endif()
elseif (COMPILER STREQUAL "GNUARM")
    set(S_SCATTER_FILE_NAME   "${PLATFORM_DIR}/common/gcc/tfm_common_s.ld")
    set(BL2_SCATTER_FILE_NAME "${PLATFORM_DIR}/target/musca_b1/Device/Source/gcc/musca_bl2.ld")
    set(NS_SCATTER_FILE_NAME  "${PLATFORM_DIR}/target/musca_b1/Device/Source/gcc/musca_ns.ld")
    if (DEFINED CMSIS_5_DIR)
        # Not all projects define CMSIS_5_DIR, only the ones that use it.
        set(RTX_LIB_PATH "${CMSIS_5_DIR}/CMSIS/RTOS2/RTX/Library/GCC/libRTX_V8MMN.a")
    endif()
else()
    message(FATAL_ERROR "No startup file is available for compiler '${CMAKE_C_COMPILER_ID}'.")
endif()
set(FLASH_LAYOUT           "${PLATFORM_DIR}/target/musca_b1/partition/flash_layout.h")
set(PLATFORM_LINK_INCLUDES "${PLATFORM_DIR}/target/musca_b1/partition")

if (BL2)
    set(BL2_LINKER_CONFIG ${BL2_SCATTER_FILE_NAME})
    if (NOT ${MCUBOOT_UPGRADE_STRATEGY} STREQUAL "NO_SWAP")
        message(WARNING "NO_SWAP upgrade strategy is mandatory on target '${TARGET_PLATFORM}'. Your choice was overriden.")
        mcuboot_override_upgrade_strategy("NO_SWAP")
    endif()

    #FixMe: MCUBOOT_SIGN_RSA_LEN can be removed when ROTPK won't be hard coded in platform/ext/common/tfm_rotpk.c
    #       instead independently loaded from secure code as a blob.
    if (${MCUBOOT_SIGNATURE_TYPE} STREQUAL "RSA-2048")
        add_definitions(-DMCUBOOT_SIGN_RSA_LEN=2048)
    endif()
    if (${MCUBOOT_SIGNATURE_TYPE} STREQUAL "RSA-3072")
        add_definitions(-DMCUBOOT_SIGN_RSA_LEN=3072)
    endif()
endif()

embedded_include_directories(PATH "${PLATFORM_DIR}/cmsis" ABSOLUTE)
embedded_include_directories(PATH "${PLATFORM_DIR}/target/musca_b1" ABSOLUTE)
embedded_include_directories(PATH "${PLATFORM_DIR}/target/musca_b1/CMSIS_Driver/Config" ABSOLUTE)
embedded_include_directories(PATH "${PLATFORM_DIR}/target/musca_b1/Device/Config" ABSOLUTE)
embedded_include_directories(PATH "${PLATFORM_DIR}/target/musca_b1/Device/Include" ABSOLUTE)
embedded_include_directories(PATH "${PLATFORM_DIR}/target/musca_b1/Native_Driver" ABSOLUTE)
embedded_include_directories(PATH "${PLATFORM_DIR}/target/musca_b1/partition" ABSOLUTE)
embedded_include_directories(PATH "${PLATFORM_DIR}/target/musca_b1/services/include" ABSOLUTE)
embedded_include_directories(PATH "${PLATFORM_DIR}/../include" ABSOLUTE)

# Gather all source files we need.
if (TFM_PARTITION_PLATFORM)
    list(APPEND ALL_SRC_C_NS "${PLATFORM_DIR}/target/musca_b1/services/src/tfm_ioctl_ns_api.c")
endif()

if (NOT DEFINED BUILD_CMSIS_CORE)
    message(FATAL_ERROR "Configuration variable BUILD_CMSIS_CORE (true|false) is undefined!")
elseif (BUILD_CMSIS_CORE)
    list(APPEND ALL_SRC_C "${PLATFORM_DIR}/target/musca_b1/Device/Source/system_core_init.c")
endif()

if (NOT DEFINED BUILD_RETARGET)
    message(FATAL_ERROR "Configuration variable BUILD_RETARGET (true|false) is undefined!")
elseif (BUILD_RETARGET)
    list(APPEND ALL_SRC_C "${PLATFORM_DIR}/target/musca_b1/Device/Source/device_definition.c")
endif()

if (NOT DEFINED BUILD_UART_STDOUT)
    message(FATAL_ERROR "Configuration variable BUILD_UART_STDOUT (true|false) is undefined!")
elseif (BUILD_UART_STDOUT)
    if (NOT DEFINED SECURE_UART1)
        message(FATAL_ERROR "Configuration variable SECURE_UART1 (true|false) is undefined!")
    elseif (SECURE_UART1)
        message(FATAL_ERROR "Configuration SECURE_UART1 TRUE is invalid for this target!")
    endif()
    list(APPEND ALL_SRC_C "${PLATFORM_DIR}/common/uart_stdout.c")
    embedded_include_directories(PATH "${PLATFORM_DIR}/common" ABSOLUTE)
    set(BUILD_NATIVE_DRIVERS True)
    set(BUILD_CMSIS_DRIVERS True)
endif()

if (NOT DEFINED BUILD_NATIVE_DRIVERS)
    message(FATAL_ERROR "Configuration variable BUILD_NATIVE_DRIVERS (true|false) is undefined!")
elseif (BUILD_NATIVE_DRIVERS)
    list(APPEND ALL_SRC_C "${PLATFORM_DIR}/target/musca_b1/Native_Driver/uart_pl011_drv.c"
                          "${PLATFORM_DIR}/target/musca_b1/Native_Driver/musca_b1_scc_drv.c")

    list(APPEND ALL_SRC_C_S "${PLATFORM_DIR}/target/musca_b1/Native_Driver/mpc_sie200_drv.c"
                            "${PLATFORM_DIR}/target/musca_b1/Native_Driver/ppc_sse200_drv.c")
endif()

if (NOT DEFINED BUILD_TIME)
    message(FATAL_ERROR "Configuration variable BUILD_TIME (true|false) is undefined!")
elseif (BUILD_TIME)
    list(APPEND ALL_SRC_C "${PLATFORM_DIR}/target/musca_b1/Native_Driver/timer_cmsdk_drv.c")
    embedded_include_directories(PATH "${PLATFORM_DIR}/target/musca_b1/Native_Driver" ABSOLUTE)
endif()

if (NOT DEFINED BUILD_STARTUP)
    message(FATAL_ERROR "Configuration variable BUILD_STARTUP (true|false) is undefined!")
elseif (BUILD_STARTUP)
    if (CMAKE_C_COMPILER_ID STREQUAL "ARMCLANG")
        list(APPEND ALL_SRC_ASM_S "${PLATFORM_DIR}/target/musca_b1/Device/Source/armclang/startup_cmsdk_musca_s.s")
        list(APPEND ALL_SRC_ASM_NS "${PLATFORM_DIR}/target/musca_b1/Device/Source/armclang/startup_cmsdk_musca_ns.s")
        list(APPEND ALL_SRC_ASM_BL2 "${PLATFORM_DIR}/target/musca_b1/Device/Source/armclang/startup_cmsdk_musca_bl2.s")
    elseif (CMAKE_C_COMPILER_ID STREQUAL "GNUARM")
        list(APPEND ALL_SRC_ASM_S "${PLATFORM_DIR}/target/musca_b1/Device/Source/gcc/startup_cmsdk_musca_s.S")
        list(APPEND ALL_SRC_ASM_NS "${PLATFORM_DIR}/target/musca_b1/Device/Source/gcc/startup_cmsdk_musca_ns.S")
        list(APPEND ALL_SRC_ASM_BL2 "${PLATFORM_DIR}/target/musca_b1/Device/Source/gcc/startup_cmsdk_musca_bl2.S")
        set_property(SOURCE "${ALL_SRC_ASM_S}" "${ALL_SRC_ASM_NS}" "${ALL_SRC_ASM_BL2}"
                     APPEND PROPERTY COMPILE_DEFINITIONS "__STARTUP_CLEAR_BSS_MULTIPLE" "__STARTUP_COPY_MULTIPLE")
    else()
        message(FATAL_ERROR "No startup file is available for compiler '${CMAKE_C_COMPILER_ID}'.")
    endif()
endif()

if (NOT DEFINED BUILD_TARGET_CFG)
    message(FATAL_ERROR "Configuration variable BUILD_TARGET_CFG (true|false) is undefined!")
elseif (BUILD_TARGET_CFG)
    list(APPEND ALL_SRC_C "${PLATFORM_DIR}/target/musca_b1/target_cfg.c")
    list(APPEND ALL_SRC_C_S "${PLATFORM_DIR}/target/musca_b1/spm_hal.c")
    list(APPEND ALL_SRC_C_S "${PLATFORM_DIR}/target/musca_b1/attest_hal.c")
    list(APPEND ALL_SRC_C_S "${PLATFORM_DIR}/target/musca_b1/Native_Driver/mpu_armv8m_drv.c")
    if (TFM_PARTITION_PLATFORM)
        list(APPEND ALL_SRC_C_S "${PLATFORM_DIR}/target/musca_b1/services/src/tfm_platform_system.c")
        list(APPEND ALL_SRC_C_S "${PLATFORM_DIR}/target/musca_b1/services/src/tfm_ioctl_s_api.c")
    endif()
    list(APPEND ALL_SRC_C_S "${PLATFORM_DIR}/common/tfm_platform.c")
    embedded_include_directories(PATH "${PLATFORM_DIR}/common" ABSOLUTE)
endif()

if (NOT DEFINED BUILD_PLAT_TEST)
    message(FATAL_ERROR "Configuration variable BUILD_PLAT_TEST (true|false) is undefined!")
elseif(BUILD_PLAT_TEST)
    list(APPEND ALL_SRC_C "${PLATFORM_DIR}/target/musca_b1/plat_test.c")
endif()

if (NOT DEFINED BUILD_BOOT_HAL)
    message(FATAL_ERROR "Configuration variable BUILD_BOOT_HAL (true|false) is undefined!")
elseif(BUILD_BOOT_HAL)
    list(APPEND ALL_SRC_C "${PLATFORM_DIR}/target/musca_b1/boot_hal.c")
endif()

if (NOT DEFINED BUILD_TARGET_HARDWARE_KEYS)
    message(FATAL_ERROR "Configuration variable BUILD_TARGET_HARDWARE_KEYS (true|false) is undefined!")
elseif (BUILD_TARGET_HARDWARE_KEYS)
    list(APPEND ALL_SRC_C "${PLATFORM_DIR}/common/tfm_initial_attestation_key_material.c")
    list(APPEND ALL_SRC_C "${PLATFORM_DIR}/common/tfm_rotpk.c")
    list(APPEND ALL_SRC_C "${PLATFORM_DIR}/target/musca_b1/dummy_crypto_keys.c")
endif()

if (NOT DEFINED BUILD_TARGET_NV_COUNTERS)
    message(FATAL_ERROR "Configuration variable BUILD_TARGET_NV_COUNTERS (true|false) is undefined!")
elseif (BUILD_TARGET_NV_COUNTERS)
    # NOTE: This non-volatile counters implementation is a dummy
    #       implementation. Platform vendors have to implement the
    #       API ONLY if the target has non-volatile counters.
    list(APPEND ALL_SRC_C "${PLATFORM_DIR}/target/musca_b1/dummy_nv_counters.c")
    set(TARGET_NV_COUNTERS_ENABLE ON)
    # Sets SST_ROLLBACK_PROTECTION flag to compile in the SST services
    # rollback protection code as the target supports nv counters.
    set(SST_ROLLBACK_PROTECTION ON)
endif()

if (NOT DEFINED BUILD_CMSIS_DRIVERS)
    message(FATAL_ERROR "Configuration variable BUILD_CMSIS_DRIVERS (true|false) is undefined!")
elseif (BUILD_CMSIS_DRIVERS)
    list(APPEND ALL_SRC_C_S "${PLATFORM_DIR}/target/musca_b1/CMSIS_Driver/Driver_MPC.c"
                            "${PLATFORM_DIR}/target/musca_b1/CMSIS_Driver/Driver_PPC.c")
    list(APPEND ALL_SRC_C "${PLATFORM_DIR}/target/musca_b1/CMSIS_Driver/Driver_USART.c")
    embedded_include_directories(PATH "${PLATFORM_DIR}/target/musca_b1/CMSIS_Driver" ABSOLUTE)
    embedded_include_directories(PATH "${PLATFORM_DIR}/driver" ABSOLUTE)
endif()

if (NOT DEFINED BUILD_FLASH)
    message(FATAL_ERROR "Configuration variable BUILD_FLASH (true|false) is undefined!")
elseif (BUILD_FLASH)
    list(APPEND ALL_SRC_C "${PLATFORM_DIR}/target/musca_b1/CMSIS_Driver/Driver_Flash.c")
    # As the SST area is going to be in RAM, it is required to set
    # SST_CREATE_FLASH_LAYOUT to be sure the SST service knows that when it
    # starts the SST area does not contain any valid SST flash layout and it
    # needs to create one. The same for ITS.
    set(SST_CREATE_FLASH_LAYOUT ON)
    set(ITS_CREATE_FLASH_LAYOUT ON)
    embedded_include_directories(PATH "${PLATFORM_DIR}/target/musca_b1/CMSIS_Driver" ABSOLUTE)
    embedded_include_directories(PATH "${PLATFORM_DIR}/driver" ABSOLUTE)
endif()

if (NOT DEFINED BUILD_BOOT_SEED)
  message(FATAL_ERROR "Configuration variable BUILD_BOOT_SEED (true|false) is undefined!")
elseif(BUILD_BOOT_SEED)
  list(APPEND ALL_SRC_C "${PLATFORM_DIR}/target/musca_b1/dummy_boot_seed.c")
endif()

if (NOT DEFINED BUILD_DEVICE_ID)
  message(FATAL_ERROR "Configuration variable BUILD_DEVICE_ID (true|false) is undefined!")
elseif(BUILD_DEVICE_ID)
  list(APPEND ALL_SRC_C "${PLATFORM_DIR}/target/musca_b1/dummy_device_id.c")
endif()

#Default for Musca-B1 is to disable the CC312 due to Windows build not being
#supported.
if (NOT DEFINED CRYPTO_HW_ACCELERATOR)
    set (CRYPTO_HW_ACCELERATOR OFF)
endif()

if (NOT DEFINED CRYPTO_HW_ACCELERATOR_OTP_STATE)
    set (CRYPTO_HW_ACCELERATOR_OTP_STATE "DISABLED")
endif()

if (CRYPTO_HW_ACCELERATOR_OTP_STATE STREQUAL "PROVISIONING")
    set(CRYPTO_HW_ACCELERATOR OFF)
    set(CRYPTO_HW_ACCELERATOR_CMAKE_BUILD "${PLATFORM_DIR}/common/cc312/BuildCC312.cmake" PARENT_SCOPE)
    set(CRYPTO_HW_ACCELERATOR_CMAKE_LINK "${PLATFORM_DIR}/common/cc312/LinkCC312Provisioning.cmake" PARENT_SCOPE)

    get_filename_component(CC312_SOURCE_DIR "${PLATFORM_DIR}/../../lib/ext/cryptocell-312-runtime" ABSOLUTE)
    add_definitions("-DCRYPTO_HW_ACCELERATOR_OTP_PROVISIONING")

    add_definitions("-DCC_IOT")
    string(APPEND CC312_INC_DIR " ${CC312_SOURCE_DIR}/shared/hw/include/musca_b1")
    embedded_include_directories(PATH "${CC312_SOURCE_DIR}/shared/hw/include/musca_b1" ABSOLUTE)
    embedded_include_directories(PATH "${CMAKE_CURRENT_BINARY_DIR}/services/crypto/cryptocell/install/include" ABSOLUTE)
    embedded_include_directories(PATH "${PLATFORM_DIR}/common/cc312/" ABSOLUTE)
elseif (CRYPTO_HW_ACCELERATOR_OTP_STATE STREQUAL "ENABLED")
    set(CRYPTO_HW_ACCELERATOR ON)

    add_definitions("-DCRYPTO_HW_ACCELERATOR_OTP_ENABLED")
elseif(CRYPTO_HW_ACCELERATOR_OTP_STATE STREQUAL "DISABLED")
else()
    message(FATAL_ERROR "CRYPTO_HW_ACCELERATOR_OTP_STATE invalid. expected (DISABLED|PROVISIONING|ENABLED)")
endif()

#Enable CryptoCell-312 HW accelerator
if (CRYPTO_HW_ACCELERATOR)
    set(CRYPTO_HW_ACCELERATOR_CMAKE_BUILD "${PLATFORM_DIR}/common/cc312/BuildCC312.cmake" PARENT_SCOPE)
    set(CRYPTO_HW_ACCELERATOR_CMAKE_LINK "${PLATFORM_DIR}/common/cc312/LinkCC312.cmake" PARENT_SCOPE)

    get_filename_component(CC312_SOURCE_DIR "${PLATFORM_DIR}/../../lib/ext/cryptocell-312-runtime" ABSOLUTE)
    add_definitions("-DCRYPTO_HW_ACCELERATOR")
    add_definitions("-DCRYPTO_HW_ACCELERATOR_CC312")

    add_definitions("-DCC_IOT")
    #The CC312 uses GNU make as a build system so does not use the cmake flag
    #system. As such any flags that need to be set for both CC312 and TF-M
    #require setting multiple times.
    string(APPEND CC312_INC_DIR " ${CC312_SOURCE_DIR}/shared/hw/include/musca_b1")
    embedded_include_directories(PATH "${CC312_SOURCE_DIR}/shared/hw/include/musca_b1" ABSOLUTE)
    embedded_include_directories(PATH "${CMAKE_CURRENT_BINARY_DIR}/services/crypto/cryptocell/install/include" ABSOLUTE)
    embedded_include_directories(PATH "${PLATFORM_DIR}/common/cc312/" ABSOLUTE)

    #Compiling this file requires to disable warning: -Wunused-local-typedefs
    set_source_files_properties("${PLATFORM_DIR}/target/musca_b1/dummy_crypto_keys.c" PROPERTIES COMPILE_FLAGS -Wno-unused-local-typedefs)
endif()