# pylint: disable=E0602

import os
import tools

TREZOR_MODEL = ARGUMENTS.get('TREZOR_MODEL', 'T')
CMAKELISTS = int(ARGUMENTS.get('CMAKELISTS', 0))

FEATURES_WANTED = ["input", "sbu", "sdcard", "rdb_led"]

CCFLAGS_MOD = ''
CPPPATH_MOD = []
CPPDEFINES_MOD = [
    'USE_INSECURE_PRNG',
]
SOURCE_MOD = []

if TREZOR_MODEL in ('1', 'R'):
    FONT_NORMAL=None
    FONT_DEMIBOLD=None
    FONT_BOLD='Font_PixelOperator_Bold_8'
    FONT_MONO=None
if TREZOR_MODEL in ('T', ):
    FONT_NORMAL=None
    FONT_DEMIBOLD=None
    FONT_BOLD='Font_Roboto_Bold_20'
    FONT_MONO=None

# modtrezorcrypto
CPPPATH_MOD += [
    'vendor/trezor-crypto',
]
SOURCE_MOD += [
    'vendor/trezor-crypto/chacha_drbg.c',
    'vendor/trezor-crypto/chacha20poly1305/chacha_merged.c',
    'vendor/trezor-crypto/memzero.c',
    'vendor/trezor-crypto/rand.c',
    'vendor/trezor-crypto/sha2.c',
]

# modtrezorui
CPPPATH_MOD += [
        'vendor/micropython/lib/uzlib',
]

SOURCE_MOD += [
    'embed/lib/display.c',
    'embed/lib/colors.c',
    'embed/lib/fonts/fonts.c',
    'embed/lib/fonts/font_bitmap.c',
    'embed/lib/qr-code-generator/qrcodegen.c',
    'vendor/micropython/lib/uzlib/adler32.c',
    'vendor/micropython/lib/uzlib/crc32.c',
    'vendor/micropython/lib/uzlib/tinflate.c',
]

SOURCE_STMHAL = [
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cortex.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ex.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_gpio.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd_ex.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sd.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sram.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_fmc.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_sdmmc.c',
    'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c',
]

SOURCE_PRODTEST = [
    'embed/prodtest/startup.s',
    'embed/prodtest/header.S',
    'embed/prodtest/main.c',
]

SOURCE_TREZORHAL = [
    'embed/trezorhal/common.c',
    'embed/trezorhal/dma.c',
    'embed/trezorhal/flash.c',
    'embed/trezorhal/mini_printf.c',
    'embed/trezorhal/random_delays.c',
    'embed/trezorhal/rng.c',
    'embed/trezorhal/stm32.c',
    'embed/trezorhal/systick.c',
    'embed/trezorhal/usb.c',
    'embed/trezorhal/usbd_conf.c',
    'embed/trezorhal/usbd_core.c',
    'embed/trezorhal/usbd_ctlreq.c',
    'embed/trezorhal/usbd_ioreq.c',
    'embed/trezorhal/util.s',
    'embed/trezorhal/vectortable.s',
]

# fonts
tools.add_font('NORMAL', FONT_NORMAL, CPPDEFINES_MOD, SOURCE_MOD)
tools.add_font('BOLD', FONT_BOLD, CPPDEFINES_MOD, SOURCE_MOD)
tools.add_font('DEMIBOLD', FONT_DEMIBOLD, CPPDEFINES_MOD, SOURCE_MOD)
tools.add_font('MONO', FONT_MONO, CPPDEFINES_MOD, SOURCE_MOD)

env = Environment(ENV=os.environ, CFLAGS='%s -DPRODUCTION=%s' % (ARGUMENTS.get('CFLAGS', ''), ARGUMENTS.get('PRODUCTION', '0')))

FEATURES_AVAILABLE = tools.configure_board(TREZOR_MODEL, FEATURES_WANTED, env, CPPDEFINES_MOD, SOURCE_TREZORHAL)

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, )

if TREZOR_MODEL in ('T', 'R'):
    CPU_ASFLAGS = '-mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16'
    CPU_CCFLAGS = '-mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16 -mtune=cortex-m4 '
    CPU_MODEL   = 'STM32F427xx'
elif TREZOR_MODEL in ('1',):
    CPU_ASFLAGS = '-mthumb -mcpu=cortex-m3 -mfloat-abi=soft'
    CPU_CCFLAGS = '-mthumb -mtune=cortex-m3 -mcpu=cortex-m3 -mfloat-abi=soft '
    CPU_MODEL   = 'STM32F405xx'
else:
    raise ValueError('Unknown Trezor model')

env.Replace(
    COPT=env.get('ENV').get('OPTIMIZE', '-Os'),
    CCFLAGS='$COPT '
    '-g3 '
    '-nostdlib '
    '-std=gnu99 -Wall -Werror -Wdouble-promotion -Wpointer-arith -Wno-missing-braces -fno-common '
    '-fsingle-precision-constant -fdata-sections -ffunction-sections '
    '-ffreestanding '
    '-fstack-protector-all '
    + CPU_CCFLAGS + CCFLAGS_MOD,
    CCFLAGS_QSTR='-DNO_QSTR -DN_X64 -DN_X86 -DN_THUMB',
    LINKFLAGS='-T embed/prodtest/memory.ld -Wl,--gc-sections -Wl,-Map=build/prodtest/prodtest.map -Wl,--warn-common',
    CPPPATH=[
        'embed/prodtest',
        'embed/lib',
        'embed/trezorhal',
        'embed/extmod/modtrezorui',
        'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Inc',
        'vendor/micropython/lib/stm32lib/CMSIS/STM32F4xx/Include',
        'vendor/micropython/lib/cmsis/inc',
    ] + CPPPATH_MOD,
    CPPDEFINES=[
        'TREZOR_PRODTEST',
        'TREZOR_MODEL_'+TREZOR_MODEL,
        CPU_MODEL,
        'USE_HAL_DRIVER',
        ('STM32_HAL_H', '"<stm32f4xx.h>"'),
    ] + CPPDEFINES_MOD,
    ASFLAGS=CPU_ASFLAGS,
    ASPPFLAGS='$CFLAGS $CCFLAGS', )

env.Replace(
    HEADERTOOL='tools/headertool.py',
)


env.Replace(
    ALLSOURCES=SOURCE_MOD + SOURCE_PRODTEST + SOURCE_STMHAL + SOURCE_TREZORHAL,
    ALLDEFS=tools.get_defs_for_cmake(env['CPPDEFINES']))

cmake_gen = env.Command(
    target='CMakeLists.txt',
    source='',
    action='$MAKECMAKELISTS --sources $ALLSOURCES --dirs $CPPPATH --defs $ALLDEFS',
)


#
# Program objects
#

obj_program = []
obj_program.extend(env.Object(source=SOURCE_MOD))
obj_program.extend(env.Object(source=SOURCE_PRODTEST))
obj_program.extend(env.Object(source=SOURCE_STMHAL))
obj_program.extend(env.Object(source=SOURCE_TREZORHAL))

VENDORHEADER = 'embed/vendorheader/vendorheader_' + ('unsafe_signed_prod.bin' if ARGUMENTS.get('PRODUCTION', '0') == '0' else 'prodtest_signed_prod.bin')

obj_program.extend(
    env.Command(
        target='embed/prodtest/vendorheader.o',
        source=VENDORHEADER,
        action='$OBJCOPY -I binary -O elf32-littlearm -B arm'
        ' --rename-section .data=.vendorheader,alloc,load,readonly,contents'
        ' $SOURCE $TARGET', ))

program_elf = env.Command(
    target='prodtest.elf',
    source=obj_program,
    action=
    '$LINK -o $TARGET $CCFLAGS $CFLAGS $LINKFLAGS $SOURCES -lc_nano -lgcc',
)

BINARY_NAME = f"build/prodtest/prodtest-{tools.get_model_identifier(TREZOR_MODEL)}"
BINARY_NAME += "-" + tools.get_version('embed/prodtest/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='prodtest.bin',
    source=program_elf,
    action=[
        '$OBJCOPY -O binary -j .vendorheader -j .header -j .flash -j .data $SOURCE $TARGET',
        '$HEADERTOOL $TARGET ' + ('-D' if ARGUMENTS.get('PRODUCTION', '0') == '0' else ''),
        '$CP $TARGET ' + BINARY_NAME,
    ], )