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author | Vegard Storheil Eriksen <zyp@jvnv.net> | 2021-01-07 00:35:14 +0100 |
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committer | Vegard Storheil Eriksen <zyp@jvnv.net> | 2021-01-07 00:36:48 +0100 |
commit | ffe73df435efea8e6e78052a59361cba0e696189 (patch) | |
tree | 69544ab66bb391cfb1ab27b2ae32abf423225f7c /build_rules | |
parent | 287ea86ff77fa3281d13cd15472d7dd7c1739181 (diff) |
build: Reorganize build rules.
Diffstat (limited to 'build_rules')
-rw-r--r-- | build_rules | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/build_rules b/build_rules deleted file mode 100644 index dfabcae..0000000 --- a/build_rules +++ /dev/null @@ -1,137 +0,0 @@ -laks_dir = Dir('.') -ld_dir = Dir('ld_scripts') -main_sconscript = File('SConscript') - -def select_arm(env, family): - env.SetDefault( - TOOLCHAIN = 'arm-none-eabi-', - ) - - if family == 'cortex-m4f': - family = 'cortex-m4' - has_mcu = True - else: - has_mcu = False - - env.Replace( - CC = '${TOOLCHAIN}gcc', - CXX = '${TOOLCHAIN}g++', - AS = '${TOOLCHAIN}gcc', - LINK = '${TOOLCHAIN}gcc', - AR = '${TOOLCHAIN}ar', - RANLIB = '${TOOLCHAIN}ranlib', - - CCFLAGS = Split('-O2 -Wall -ggdb -mcpu=${CPU_FAMILY} -mthumb -ffunction-sections'), - CXXFLAGS = Split('-std=gnu++11 -fno-exceptions -fno-rtti -Wno-pmf-conversions'), - ASFLAGS = Split('-c -x assembler-with-cpp -mcpu=${CPU_FAMILY} -mthumb'), - LINKFLAGS = Split('-Wall -mcpu=${CPU_FAMILY} -mthumb -nostartfiles -Wl,-T${LINK_SCRIPT} -Wl,--gc-sections'), - - CPPPATH = [laks_dir], - LIBPATH = [ld_dir], - - LIB_SOURCES = [], - - CPU_FAMILY = family, - ) - - if has_mcu: - env.Append(CCFLAGS = Split('-mfloat-abi=hard -mfpu=fpv4-sp-d16')) - env.Append(LINKFLAGS = Split('-mfloat-abi=hard -mfpu=fpv4-sp-d16')) - env.Append(CPPDEFINES = ['HAS_FPU']) - -def select_stm32(env, variant): - family = variant[5:9] - pin_count = variant[9] - flash = variant[10] - - if family.startswith('f0'): - select_arm(env, 'cortex-m0') - env.Append(CPPDEFINES = ['STM32F0']) - - sram = family[2] - - env['LINK_SCRIPT'] = { - ('4', '6'): 'stm32_f04_6.ld', - ('5', '8'): 'stm32_f05_8.ld', - }[sram, flash] - - elif family == 'f103': - select_arm(env, 'cortex-m3') - env.Append(CPPDEFINES = ['STM32F1']) - - env['LINK_SCRIPT'] = { - '8': 'stm32_f1_8.ld', - 'b': 'stm32_f1_b.ld', - }[flash] - - elif family == 'f303': - select_arm(env, 'cortex-m4f') - env.Append(CPPDEFINES = ['STM32F3']) - - env['LINK_SCRIPT'] = { - 'b': 'stm32_f303_b.ld', - 'c': 'stm32_f303_c.ld', - }[flash] - - elif family == 'f373': - select_arm(env, 'cortex-m4f') - env.Append(CPPDEFINES = ['STM32F3']) - - env['LINK_SCRIPT'] = { - '8': 'stm32_f373_8.ld', - 'b': 'stm32_f373_b.ld', - 'c': 'stm32_f373_c.ld', - }[flash] - - elif family in ('f401'): - select_arm(env, 'cortex-m4f') - env.Append(CPPDEFINES = ['STM32F4']) - - env['LINK_SCRIPT'] = { - 'e': 'stm32_f401_e.ld', - }[flash] - - elif family in ('f405', 'f407'): - select_arm(env, 'cortex-m4f') - env.Append(CPPDEFINES = ['STM32F4']) - - env['LINK_SCRIPT'] = { - 'e': 'stm32_f4_e.ld', - 'g': 'stm32_f4_g.ld', - }[flash] - - elif family in ('l051', 'l052', 'l053'): - select_arm(env, 'cortex-m0plus') - env.Append(CPPDEFINES = ['STM32L0']) - - env['LINK_SCRIPT'] = { - '8': 'stm32_l0_8.ld', - }[flash] - - else: - print('Unknown stm32 family: %s' % family) - Exit(1) - -def SelectMCU(env, mcu, variant_dir = None): - mcu = mcu.lower() - - if mcu.startswith('stm32'): - select_stm32(env, mcu) - - else: - print('Unknown MCU: %s' % mcu) - Exit(1) - - SConscript(main_sconscript, variant_dir = variant_dir, exports = 'env') - -AddMethod(Environment, SelectMCU) - -def Firmware(env, target, sources, **kwargs): - objects = [env.Object(f) for f in Flatten([sources, env['LIB_SOURCES']])] - firmware = env.Program(target, objects, **kwargs) - #env.Depends(firmware, env['LINK_SCRIPT']) # TODO - return firmware - -AddMethod(Environment, Firmware) - -# vim: syn=python |