d214308f5f
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91 lines
3.6 KiB
CMake
91 lines
3.6 KiB
CMake
cmake_minimum_required(VERSION 3.5)
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project(chipdb-ice40 NONE)
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set(ALL_ICE40_DEVICES 384 1k 5k u4k 8k)
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set(ICE40_DEVICES ${ALL_ICE40_DEVICES} CACHE STRING
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"Include support for these iCE40 devices (available: ${ALL_ICE40_DEVICES})")
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message(STATUS "Enabled iCE40 devices: ${ICE40_DEVICES}")
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if (DEFINED ICE40_CHIPDB)
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add_custom_target(chipdb-ice40-bbas ALL)
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else()
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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(icestorm_default_install_prefix ${CMAKE_INSTALL_PREFIX})
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# for compatibility with old build scripts
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if (DEFINED ICEBOX_ROOT)
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message(WARNING "-DICEBOX_ROOT= is deprecated, use -DICESTORM_INSTALL_PREFIX=${ICEBOX_ROOT} instead")
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get_filename_component(dir ${ICEBOX_ROOT} DIRECTORY)
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get_filename_component(dir ${dir} DIRECTORY)
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set(icestorm_default_install_prefix ${dir})
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elseif (DEFINED ENV{ICESTORM_INSTALL_PREFIX})
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set(icestorm_default_install_prefix $ENV{ICESTORM_INSTALL_PREFIX})
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endif()
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set(ICESTORM_INSTALL_PREFIX ${icestorm_default_install_prefix} CACHE STRING
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"IceStorm install prefix")
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message(STATUS "IceStorm install prefix: ${ICESTORM_INSTALL_PREFIX}")
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if (NOT ICEBOX_DATADIR)
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set(ICEBOX_DATADIR ${ICESTORM_INSTALL_PREFIX}/share/icebox)
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endif()
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message(STATUS "icebox data directory: ${ICEBOX_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 ${ICE40_DEVICES})
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if (NOT device IN_LIST ALL_ICE40_DEVICES)
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message(FATAL_ERROR "Device ${device} is not a supported iCE40 device")
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endif()
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if (device STREQUAL "5k")
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set(timing_opts
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--slow ${ICEBOX_DATADIR}/timings_up5k.txt)
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elseif (device STREQUAL "u4k")
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set(timing_opts
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--slow ${ICEBOX_DATADIR}/timings_u4k.txt)
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elseif (device STREQUAL "384")
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set(timing_opts
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--slow ${ICEBOX_DATADIR}/timings_lp384.txt)
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else()
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set(timing_opts
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--fast ${ICEBOX_DATADIR}/timings_hx${device}.txt
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--slow ${ICEBOX_DATADIR}/timings_lp${device}.txt)
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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 ${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/chipdb.py
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-p ${CMAKE_CURRENT_SOURCE_DIR}/constids.inc
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-g ${CMAKE_CURRENT_SOURCE_DIR}/gfx.h
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${timing_opts}
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${ICEBOX_DATADIR}/chipdb-${device}.txt
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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}/chipdb.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-ice40-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(ICE40_CHIPDB ${CMAKE_CURRENT_BINARY_DIR}/chipdb PARENT_SCOPE)
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# serialize chipdb build across multiple architectures
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set(PREVIOUS_CHIPDB_TARGET chipdb-ice40-bbas PARENT_SCOPE)
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else()
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message(STATUS "Build nextpnr with -DICE40_CHIPDB=${CMAKE_CURRENT_BINARY_DIR}/chipdb")
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endif()
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endif()
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