2020-06-25 01:57:24 +08:00
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cmake_minimum_required(VERSION 3.5)
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2020-06-24 23:44:45 +08:00
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project(chipdb-ecp5 NONE)
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set(ALL_ECP5_DEVICES 25k 45k 85k)
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set(ECP5_DEVICES ${ALL_ECP5_DEVICES} CACHE STRING
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"Include support for these ECP5 devices (available: ${ALL_ECP5_DEVICES})")
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message(STATUS "Enabled ECP5 devices: ${ECP5_DEVICES}")
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if(DEFINED ECP5_CHIPDB)
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add_custom_target(chipdb-ecp5-bbas ALL)
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else()
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find_package(PythonInterp 3.5 REQUIRED)
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# shared among all families
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set(SERIALIZE_CHIPDBS TRUE CACHE BOOL
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"Serialize device data preprocessing to minimize memory use")
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set(TRELLIS_PROGRAM_PREFIX "" CACHE STRING
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"Trellis name prefix")
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if(TRELLIS_PROGRAM_PREFIX)
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message(STATUS "Trellis program prefix: ${TRELLIS_PROGRAM_PREFIX}")
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endif()
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set(TRELLIS_INSTALL_PREFIX ${CMAKE_INSTALL_PREFIX} CACHE STRING
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"Trellis install prefix")
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message(STATUS "Trellis install prefix: ${TRELLIS_INSTALL_PREFIX}")
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if(NOT DEFINED TRELLIS_LIBDIR)
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if(WIN32)
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set(pytrellis_lib pytrellis.pyd)
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else()
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set(pytrellis_lib pytrellis${CMAKE_SHARED_LIBRARY_SUFFIX})
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endif()
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find_path(TRELLIS_LIBDIR ${pytrellis_lib}
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HINTS ${TRELLIS_INSTALL_PREFIX}/lib/${TRELLIS_PROGRAM_PREFIX}trellis
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PATHS ${CMAKE_SYSTEM_LIBRARY_PATH} ${CMAKE_LIBRARY_PATH}
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PATH_SUFFIXES ${TRELLIS_PROGRAM_PREFIX}trellis
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DOC "Location of the pytrellis library")
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if(NOT TRELLIS_LIBDIR)
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message(FATAL_ERROR "Failed to locate the pytrellis library")
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endif()
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endif()
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message(STATUS "Trellis library directory: ${TRELLIS_LIBDIR}")
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if(NOT DEFINED TRELLIS_DATADIR)
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set(TRELLIS_DATADIR ${TRELLIS_INSTALL_PREFIX}/share/${TRELLIS_PROGRAM_PREFIX}trellis)
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endif()
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message(STATUS "Trellis data directory: ${TRELLIS_DATADIR}")
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set(all_device_bbas)
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file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/chipdb)
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foreach(device ${ECP5_DEVICES})
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if(NOT device IN_LIST ALL_ECP5_DEVICES)
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message(FATAL_ERROR "Device ${device} is not a supported ECP5 device")
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endif()
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set(device_bba chipdb/chipdb-${device}.bba)
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add_custom_command(
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OUTPUT ${device_bba}
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COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/trellis_import.py
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-L ${TRELLIS_LIBDIR}
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-L ${TRELLIS_DATADIR}/util/common
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-L ${TRELLIS_DATADIR}/timing/util
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-p ${CMAKE_CURRENT_SOURCE_DIR}/constids.inc
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-g ${CMAKE_CURRENT_SOURCE_DIR}/gfx.h
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${device}
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> ${device_bba}.new
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# atomically update
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COMMAND ${CMAKE_COMMAND} -E rename ${device_bba}.new ${device_bba}
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DEPENDS
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${CMAKE_CURRENT_SOURCE_DIR}/trellis_import.py
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${CMAKE_CURRENT_SOURCE_DIR}/constids.inc
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${CMAKE_CURRENT_SOURCE_DIR}/gfx.h
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${PREVIOUS_CHIPDB_TARGET}
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VERBATIM)
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list(APPEND all_device_bbas ${device_bba})
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if(SERIALIZE_CHIPDBS)
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set(PREVIOUS_CHIPDB_TARGET ${CMAKE_CURRENT_BINARY_DIR}/${device_bba})
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endif()
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endforeach()
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add_custom_target(chipdb-ecp5-bbas ALL DEPENDS ${all_device_bbas})
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get_directory_property(has_parent PARENT_DIRECTORY)
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if(has_parent)
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set(ECP5_CHIPDB ${CMAKE_CURRENT_BINARY_DIR}/chipdb PARENT_SCOPE)
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# serialize chipdb build across multiple architectures
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set(PREVIOUS_CHIPDB_TARGET chipdb-ecp5-bbas PARENT_SCOPE)
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else()
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message(STATUS "Build nextpnr with -DECP5_CHIPDB=${CMAKE_CURRENT_BINARY_DIR}")
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endif()
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endif()
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