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trezor-firmware/core/SConscript.boardloader
2024-05-10 20:06:28 +02:00

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# pylint: disable=E0602
import os
import tools
TREZOR_MODEL = ARGUMENTS.get('TREZOR_MODEL', 'T')
CMAKELISTS = int(ARGUMENTS.get('CMAKELISTS', 0))
if TREZOR_MODEL in ('1', ):
# skip boardloader build
env = Environment()
def build_boardloader(target,source,env):
print(f'Boardloader: nothing to build for Model {TREZOR_MODEL}')
program_bin = env.Command(
target='boardloader.bin',
source=None,
action=build_boardloader
)
Return()
FEATURES_WANTED = ["sd_card"]
CCFLAGS_MOD = ''
CPPPATH_MOD = []
CPPDEFINES_MOD = ["BOARDLOADER"]
SOURCE_MOD = []
SOURCE_MOD_CRYPTO = []
CPPDEFINES_HAL = []
SOURCE_HAL = []
PATH_HAL = []
# modtrezorcrypto
CCFLAGS_MOD += '-Wno-sequence-point '
CPPPATH_MOD += [
'vendor/trezor-crypto',
'vendor/trezor-storage',
]
CPPDEFINES_MOD += [
'AES_128',
'AES_192',
'USE_KECCAK',
'ED25519_NO_PRECOMP',
]
SOURCE_MOD += [
'vendor/trezor-storage/flash_area.c',
]
SOURCE_MOD_CRYPTO += [
'vendor/trezor-crypto/blake2s.c',
'vendor/trezor-crypto/ed25519-donna/curve25519-donna-32bit.c',
'vendor/trezor-crypto/ed25519-donna/curve25519-donna-helpers.c',
'vendor/trezor-crypto/ed25519-donna/ed25519.c',
'vendor/trezor-crypto/ed25519-donna/ed25519-donna-32bit-tables.c',
'vendor/trezor-crypto/ed25519-donna/ed25519-donna-impl-base.c',
'vendor/trezor-crypto/ed25519-donna/modm-donna-32bit.c',
'vendor/trezor-crypto/memzero.c',
'vendor/trezor-crypto/sha2.c',
]
# modtrezorui
CPPPATH_MOD += [
'vendor/micropython/lib/uzlib',
]
SOURCE_MOD += [
'embed/lib/colors.c',
'embed/lib/display_utils.c',
'embed/lib/display.c',
'embed/lib/fonts/font_bitmap.c',
'embed/lib/fonts/fonts.c',
'embed/lib/image.c',
'embed/lib/mini_printf.c',
'embed/lib/terminal.c',
]
env = Environment(ENV=os.environ,
CFLAGS='%s -DPRODUCTION=%s' % (ARGUMENTS.get('CFLAGS', ''), ARGUMENTS.get('PRODUCTION', '0')),
CONSTRAINTS=["limited_util_s"],
CPPDEFINES_IMPLICIT=[]
)
FEATURES_AVAILABLE = tools.configure_board(TREZOR_MODEL, FEATURES_WANTED, env, CPPDEFINES_HAL, SOURCE_HAL, PATH_HAL)
FILE_SUFFIX= env.get('ENV')['SUFFIX']
LINKER_SCRIPT_SUFFIX= env.get('ENV')['LINKER_SCRIPT']
SOURCE_BOARDLOADER = [
f"embed/boardloader/startup_{FILE_SUFFIX}.s",
'embed/boardloader/main.c',
]
env.Replace(
CP='cp',
AS='arm-none-eabi-as',
AR='arm-none-eabi-ar',
CC='arm-none-eabi-gcc',
LINK='arm-none-eabi-gcc',
SIZE='arm-none-eabi-size',
STRIP='arm-none-eabi-strip',
OBJCOPY='arm-none-eabi-objcopy',
PYTHON='python',
MAKECMAKELISTS='$PYTHON tools/make_cmakelists.py',)
env.Replace(
TREZOR_MODEL=TREZOR_MODEL, )
env.Replace(
COPT=env.get('ENV').get('OPTIMIZE', '-Os'),
CCFLAGS='$COPT '
'-g3 '
'-nostdlib '
'-std=gnu11 -Wall -Werror -Wdouble-promotion -Wpointer-arith -Wno-missing-braces -fno-common '
'-fsingle-precision-constant -fdata-sections -ffunction-sections '
'-ffreestanding '
'-fstack-protector-strong '
+ env.get('ENV')["CPU_CCFLAGS"] + CCFLAGS_MOD,
CCFLAGS_QSTR='-DNO_QSTR -DN_X64 -DN_X86 -DN_THUMB',
LINKFLAGS=f"-T embed/boardloader/memory_{LINKER_SCRIPT_SUFFIX}.ld -Wl,--gc-sections -Wl,-Map=build/boardloader/boardloader.map -Wl,--warn-common -Wl,--print-memory-usage",
CPPPATH=[
'embed/boardloader',
'embed/lib',
'embed/models',
'embed/trezorhal',
'embed/extmod/modtrezorui',
'vendor/micropython/lib/cmsis/inc',
] + CPPPATH_MOD + PATH_HAL,
CPPDEFINES=[
'BOARDLOADER',
'TREZOR_MODEL_'+TREZOR_MODEL,
'USE_HAL_DRIVER',
] + CPPDEFINES_MOD + CPPDEFINES_HAL,
ASFLAGS=env.get('ENV')['CPU_ASFLAGS'],
ASPPFLAGS='$CFLAGS $CCFLAGS',
)
env.Replace(
ALLSOURCES=SOURCE_MOD + SOURCE_MOD_CRYPTO + SOURCE_BOARDLOADER + SOURCE_HAL,
ALLDEFS=tools.get_defs_for_cmake(env['CPPDEFINES'] + env['CPPDEFINES_IMPLICIT']))
cmake_gen = env.Command(
target='CMakeLists.txt',
source='',
action='$MAKECMAKELISTS --sources $ALLSOURCES --dirs $CPPPATH --defs $ALLDEFS',
)
#
# Program objects
#
obj_program = []
obj_program += env.Object(source=SOURCE_MOD)
obj_program += env.Object(source=SOURCE_MOD_CRYPTO, CCFLAGS='$CCFLAGS -ftrivial-auto-var-init=zero')
obj_program += env.Object(source=SOURCE_BOARDLOADER)
obj_program += env.Object(source=SOURCE_HAL)
program_elf = env.Command(
target='boardloader.elf',
source=obj_program,
action=
'$LINK -o $TARGET $CCFLAGS $CFLAGS $LINKFLAGS $SOURCES -lc_nano -lgcc',
)
BINARY_NAME = f"build/boardloader/boardloader-{tools.get_model_identifier(TREZOR_MODEL)}"
BINARY_NAME += "-" + tools.get_version('embed/boardloader/version.h')
BINARY_NAME += "-" + tools.get_git_revision_short_hash()
BINARY_NAME += "-dirty" if tools.get_git_modified() else ""
BINARY_NAME += ".bin"
if CMAKELISTS != 0:
env.Depends(program_elf, cmake_gen)
program_bin = env.Command(
target='boardloader.bin',
source=program_elf,
action=[
'$OBJCOPY -O binary -j .vector_table -j .text -j .data -j .rodata -j .capabilities -j .confidential $SOURCE $TARGET',
'$CP $TARGET ' + BINARY_NAME,
],
)