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#----------------------------------------------------------------------------
# Copyright (c) 2022 Arm Limited. All rights reserved.
# SPDX-License-Identifier: Apache-2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#----------------------------------------------------------------------------
function(set_platform_global_defaults)
message(STATUS "Platform: MPS3 FPGA Prototyping Board or FVP")
if (NOT DEFINED CMAKE_SYSTEM_PROCESSOR)
if (TARGET_SUBSYSTEM STREQUAL sse-300)
set(CMAKE_SYSTEM_PROCESSOR cortex-m55 CACHE STRING "Cortex-M CPU to use")
elseif(TARGET_SUBSYSTEM STREQUAL sse-310)
# For CMake versions older than 3.21, the compiler and linker flags for
# ArmClang are added by CMake automatically which makes it mandatory to
# define the system processor. For CMake versions 3.21 or later (that
# implement policy CMP0123) we use armv8.1-m as the arch until the
# toolchain officially supports Cortex-M85. For older version of CMake
# we revert to using Cortex-M55 as the processor (as this will work
# for M85 too).
if(POLICY CMP0123)
set(CMAKE_SYSTEM_ARCH armv8.1-m.main CACHE STRING "System arch to use")
else()
set(CMAKE_SYSTEM_PROCESSOR cortex-m55)
endif()
endif()
endif()
if (NOT DEFINED CMAKE_TOOLCHAIN_FILE)
set(CMAKE_TOOLCHAIN_FILE ${CMAKE_TOOLCHAIN_DIR}/bare-metal-gcc.cmake
CACHE FILEPATH "Toolchain file")
endif()
if ((ETHOS_U_NPU_ID STREQUAL U65) AND (TARGET_SUBSYSTEM STREQUAL sse-310))
message(FATAL_ERROR "Non compatible Ethos-U NPU processor ${ETHOS_U_NPU_ID} and target subsystem ${TARGET_SUBSYSTEM}")
endif()
set(LINKER_SCRIPT_NAME "mps3-${TARGET_SUBSYSTEM}" PARENT_SCOPE)
set(PLATFORM_DRIVERS_DIR "${HAL_PLATFORM_DIR}/mps3" PARENT_SCOPE)
endfunction()
function(platform_custom_post_build)
set(oneValueArgs TARGET_NAME)
cmake_parse_arguments(PARSED "" "${oneValueArgs}" "" ${ARGN} )
set_target_properties(${PARSED_TARGET_NAME} PROPERTIES SUFFIX ".axf")
# Add link options for the linker script to be used:
add_linker_script(
${PARSED_TARGET_NAME} # Target
${CMAKE_SCRIPTS_DIR}/platforms/mps3/${TARGET_SUBSYSTEM} # Directory path
${LINKER_SCRIPT_NAME}) # Name of the file without suffix
add_target_map_file(
${PARSED_TARGET_NAME}
${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${PARSED_TARGET_NAME}.map)
set(SECTORS_DIR ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/sectors)
set(SECTORS_BIN_DIR ${SECTORS_DIR}/${use_case})
file(REMOVE_RECURSE ${SECTORS_BIN_DIR})
file(MAKE_DIRECTORY ${SECTORS_BIN_DIR})
if (TARGET_SUBSYSTEM STREQUAL sse-310)
set(LINKER_SECTION_TAGS "*.at_bram" "*.at_ddr")
set(LINKER_OUTPUT_BIN_TAGS "bram.bin" "ddr.bin")
else()
set(LINKER_SECTION_TAGS "*.at_itcm" "*.at_ddr")
set(LINKER_OUTPUT_BIN_TAGS "itcm.bin" "ddr.bin")
endif()
add_bin_generation_command(
TARGET_NAME ${PARSED_TARGET_NAME}
OUTPUT_DIR ${SECTORS_BIN_DIR}
AXF_PATH ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${PARSED_TARGET_NAME}.axf
SECTION_PATTERNS "${LINKER_SECTION_TAGS}"
OUTPUT_BIN_NAMES "${LINKER_OUTPUT_BIN_TAGS}")
set(MPS3_FPGA_CONFIG "${CMAKE_CURRENT_SOURCE_DIR}/scripts/mps3/${TARGET_SUBSYSTEM}/images.txt")
add_custom_command(TARGET ${PARSED_TARGET_NAME}
POST_BUILD
COMMAND ${CMAKE_COMMAND} -E copy ${MPS3_FPGA_CONFIG} ${SECTORS_DIR})
endfunction()
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