mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-23 23:08:14 +00:00
reflash: add new firmware target
Flashes (unlocked) boardloader and bootloader from pre-compiled sdcard image.
This commit is contained in:
Jan Pochyla
Pavol Rusnak
parent
09af312789
commit
8b85078730
9
Makefile
9
Makefile
@ -8,6 +8,7 @@ BUILD_DIR = build
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BOARDLOADER_BUILD_DIR = $(BUILD_DIR)/boardloader
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BOOTLOADER_BUILD_DIR = $(BUILD_DIR)/bootloader
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PRODTEST_BUILD_DIR = $(BUILD_DIR)/prodtest
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REFLASH_BUILD_DIR = $(BUILD_DIR)/reflash
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FIRMWARE_BUILD_DIR = $(BUILD_DIR)/firmware
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UNIX_BUILD_DIR = $(BUILD_DIR)/unix
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@ -89,6 +90,11 @@ build_bootloader: ## build bootloader
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build_prodtest: ## build production test firmware
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$(SCONS) CFLAGS="$(CFLAGS)" $(PRODTEST_BUILD_DIR)/prodtest.bin
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build_reflash: ## build reflash firmware + reflash image
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$(SCONS) CFLAGS="$(CFLAGS)" $(REFLASH_BUILD_DIR)/reflash.bin
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dd if=build/boardloader/boardloader.bin of=$(REFLASH_BUILD_DIR)/sdimage.bin bs=1 seek=0
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dd if=build/bootloader/bootloader.bin of=$(REFLASH_BUILD_DIR)/sdimage.bin bs=1 seek=49152
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build_firmware: res build_cross ## build firmware with frozen modules
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$(SCONS) CFLAGS="$(CFLAGS)" $(FIRMWARE_BUILD_DIR)/firmware.bin
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@ -114,6 +120,9 @@ clean_bootloader: ## clean bootloader build
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clean_prodtest: ## clean prodtest build
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rm -rf $(PRODTEST_BUILD_DIR)
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clean_reflash: ## clean reflash build
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rm -rf $(REFLASH_BUILD_DIR)
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clean_firmware: ## clean firmware build
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rm -rf $(FIRMWARE_BUILD_DIR)
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159
SConscript.reflash
Normal file
159
SConscript.reflash
Normal file
@ -0,0 +1,159 @@
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# pylint: disable=E0602
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import os
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CCFLAGS_MOD = ''
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CPPPATH_MOD = []
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CPPDEFINES_MOD = []
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SOURCE_MOD = []
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# modtrezorui
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CPPDEFINES_MOD += [
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'TREZOR_FONT_MONO_DISABLE',
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'TREZOR_FONT_NORMAL_DISABLE',
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('QR_MAX_VERSION', '0'),
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]
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SOURCE_MOD += [
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'embed/extmod/modtrezorui/display.c',
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'embed/extmod/modtrezorui/inflate.c',
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'embed/extmod/modtrezorui/font_bitmap.c',
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'embed/extmod/modtrezorui/font_roboto_bold_20.c',
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'embed/extmod/modtrezorui/trezor-qrenc/qr_encode.c',
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]
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SOURCE_STMHAL = [
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc_ex.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_can.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cortex.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dac_ex.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dac.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ex.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_gpio.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd_ex.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr_ex.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc_ex.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rng.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc_ex.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sd.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sram.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_uart.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_fmc.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_sdmmc.c',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c',
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]
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SOURCE_REFLASH = [
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'embed/reflash/startup.s',
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'embed/reflash/header.S',
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'embed/reflash/main.c',
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]
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SOURCE_TREZORHAL = [
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'embed/trezorhal/common.c',
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'embed/trezorhal/flash.c',
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'embed/trezorhal/mini_printf.c',
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'embed/trezorhal/rng.c',
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'embed/trezorhal/sbu.c',
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'embed/trezorhal/sdcard.c',
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'embed/trezorhal/stm32.c',
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'embed/trezorhal/touch.c',
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'embed/trezorhal/usb.c',
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'embed/trezorhal/usbd_conf.c',
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'embed/trezorhal/usbd_core.c',
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'embed/trezorhal/usbd_ctlreq.c',
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'embed/trezorhal/usbd_ioreq.c',
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'embed/trezorhal/util.s',
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'embed/trezorhal/vectortable.s',
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]
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env = Environment(ENV=os.environ, CFLAGS='%s -DPRODUCTION=%s' % (ARGUMENTS.get('CFLAGS', ''), ARGUMENTS.get('PRODUCTION', '0')))
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env.Replace(
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AS='arm-none-eabi-as',
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AR='arm-none-eabi-ar',
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CC='arm-none-eabi-gcc',
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LINK='arm-none-eabi-ld',
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SIZE='arm-none-eabi-size',
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STRIP='arm-none-eabi-strip',
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OBJCOPY='arm-none-eabi-objcopy', )
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env.Replace(
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CCFLAGS='-Os '
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'-g3 '
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'-nostdlib '
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'-std=gnu99 -Wall -Werror -Wdouble-promotion -Wpointer-arith -fno-common '
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'-mthumb -mtune=cortex-m4 -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard '
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'-fsingle-precision-constant -fdata-sections -ffunction-sections '
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'-fstack-protector-all -ffreestanding '
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+ CCFLAGS_MOD,
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CCFLAGS_QSTR='-DNO_QSTR -DN_X64 -DN_X86 -DN_THUMB',
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LINKFLAGS='-nostdlib -T embed/reflash/memory.ld --gc-sections -Map=build/reflash/reflash.map --warn-common',
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CPPPATH=[
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'embed/reflash',
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'embed/trezorhal',
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'embed/extmod/modtrezorui',
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'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Inc',
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'vendor/micropython/lib/stm32lib/CMSIS/STM32F4xx/Include',
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'vendor/micropython/lib/cmsis/inc',
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'vendor/micropython/ports/stm32',
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] + CPPPATH_MOD,
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CPPDEFINES=[
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'TREZOR_STM32',
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'MCU_SERIES_F4',
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'STM32F427xx',
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('STM32_HAL_H', '"<stm32f4xx_hal.h>"'),
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] + CPPDEFINES_MOD,
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ASFLAGS='-mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16',
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ASPPFLAGS='$CFLAGS $CCFLAGS', )
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env.Replace(
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BINCTL='tools/binctl',
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COMBINE_SIGN='tools/combine_sign',
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)
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#
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# Program objects
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#
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obj_program = []
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obj_program += env.Object(source=SOURCE_MOD)
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obj_program += env.Object(source=SOURCE_REFLASH)
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obj_program += env.Object(source=SOURCE_STMHAL)
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obj_program += env.Object(source=SOURCE_TREZORHAL)
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obj_program.extend(
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env.Command(
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target='embed/reflash/vendorheader.o',
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source='embed/firmware/vendorheader.bin',
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action='$OBJCOPY -I binary -O elf32-littlearm -B arm'
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' --rename-section .data=.vendorheader,alloc,load,readonly,contents'
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' $SOURCE $TARGET', ))
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program_elf = env.Command(
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target='reflash.elf',
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source=obj_program,
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action=
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'$LINK -o $TARGET $LINKFLAGS $SOURCES `$CC $CFLAGS $CCFLAGS $_CCCOMCOM -print-libgcc-file-name` `$CC $CFLAGS $CCFLAGS $_CCCOMCOM -print-file-name=libc_nano.a`',
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)
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program_bin = env.Command(
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target='reflash.bin',
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source=program_elf,
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action=[
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'$OBJCOPY -O binary -j .vendorheader -j .header -j .flash -j .data $SOURCE $TARGET',
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'$BINCTL $TARGET -h',
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'dd if=$TARGET of=build/reflash/header.tosign bs=1 count=1024 skip=`wc -c < embed/firmware/vendorheader.bin | tr -d " "`',
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'$BINCTL $TARGET -s 1:2 `$COMBINE_SIGN firmware build/reflash/header.tosign 4747474747474747474747474747474747474747474747474747474747474747 4848484848484848484848484848484848484848484848484848484848484848`',
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], )
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@ -2,6 +2,7 @@
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SConscript('SConscript.boardloader', variant_dir='build/boardloader', duplicate=False)
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SConscript('SConscript.bootloader', variant_dir='build/bootloader', duplicate=False)
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SConscript('SConscript.reflash', variant_dir='build/reflash', duplicate=False)
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SConscript('SConscript.prodtest', variant_dir='build/prodtest', duplicate=False)
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SConscript('SConscript.firmware', variant_dir='build/firmware', duplicate=False)
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SConscript('SConscript.unix', variant_dir='build/unix', duplicate=False)
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24
embed/reflash/header.S
Normal file
24
embed/reflash/header.S
Normal file
@ -0,0 +1,24 @@
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.syntax unified
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#include "version.h"
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.section .header, "a"
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.type g_header, %object
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.size g_header, .-g_header
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g_header:
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.byte 'T','R','Z','F' // magic
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.word g_header_end - g_header // hdrlen
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.word 0 // expiry
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.word _codelen // codelen
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.byte VERSION_MAJOR // vmajor
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.byte VERSION_MINOR // vminor
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.byte VERSION_PATCH // vpatch
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.byte VERSION_BUILD // vbuild
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. = . + 12 // reserved
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. = . + 512 // hash1 ... hash16
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. = . + 415 // reserved
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.byte 0 // sigmask
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. = . + 64 // sig
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g_header_end:
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100
embed/reflash/main.c
Normal file
100
embed/reflash/main.c
Normal file
@ -0,0 +1,100 @@
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/*
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* Copyright (c) Jan Pochyla, SatoshiLabs
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*
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* Licensed under TREZOR License
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* see LICENSE file for details
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*/
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#include <string.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include STM32_HAL_H
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#include "common.h"
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#include "display.h"
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#include "flash.h"
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#include "image.h"
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#include "rng.h"
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#include "sbu.h"
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#include "sdcard.h"
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#include "secbool.h"
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#include "touch.h"
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static void progress_callback(int pos, int len)
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{
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display_printf(".");
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}
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static void flash_from_sdcard(uint32_t target, uint32_t source, uint32_t length)
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{
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static uint32_t buf[SDCARD_BLOCK_SIZE / sizeof(uint32_t)];
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ensure(
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sectrue * (source % SDCARD_BLOCK_SIZE == 0),
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"source not a multiple of block size");
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ensure(
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sectrue * (length % SDCARD_BLOCK_SIZE == 0),
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"length not a multiple of block size");
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for (uint32_t i = 0; i < length / SDCARD_BLOCK_SIZE; i++) {
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display_printf("read %d\n", (unsigned int)(i + source / SDCARD_BLOCK_SIZE));
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ensure(
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sdcard_read_blocks(buf, i + source / SDCARD_BLOCK_SIZE, 1),
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"sdcard_read_blocks");
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for (uint32_t j = 0; j < SDCARD_BLOCK_SIZE / sizeof(uint32_t); j++) {
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ensure(
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flash_write_word(target + i * SDCARD_BLOCK_SIZE + j * sizeof(uint32_t), buf[j]),
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"flash_write_word");
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}
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}
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}
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int main(void)
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{
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sdcard_init();
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touch_init();
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display_orientation(0);
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display_clear();
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display_backlight(255);
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ensure(
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sdcard_is_present(),
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"sdcard_is_present");
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display_printf("updating boardloader + bootloader\n");
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uint8_t sectors[] = {
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FLASH_SECTOR_BOARDLOADER_START,
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1,
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FLASH_SECTOR_BOARDLOADER_END,
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FLASH_SECTOR_BOOTLOADER,
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};
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display_printf("erasing sectors");
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ensure(
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flash_erase_sectors(sectors, sizeof(sectors), progress_callback),
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"flash_erase_sectors");
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display_printf("\n");
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display_printf("erased\n");
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ensure(
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flash_unlock(),
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"flash_unlock");
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sdcard_power_on();
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#define BOARDLOADER_SIZE (3 * 16 * 1024)
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#define BOOTLOADER_SIZE (128 * 1024)
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flash_from_sdcard(BOARDLOADER_START, 0, BOARDLOADER_SIZE);
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flash_from_sdcard(BOOTLOADER_START, BOARDLOADER_SIZE, BOOTLOADER_SIZE);
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display_printf("done\n");
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sdcard_power_off();
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flash_lock();
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return 0;
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}
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71
embed/reflash/memory.ld
Normal file
71
embed/reflash/memory.ld
Normal file
@ -0,0 +1,71 @@
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/* TREZORv2 firmware linker script */
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ENTRY(reset_handler)
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MEMORY {
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FLASH (rx) : ORIGIN = 0x08040000, LENGTH = 768K
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CCMRAM (wal) : ORIGIN = 0x10000000, LENGTH = 64K
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SRAM (wal) : ORIGIN = 0x20000000, LENGTH = 192K
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}
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main_stack_base = ORIGIN(SRAM) + LENGTH(SRAM); /* 8-byte aligned full descending stack */
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_estack = main_stack_base;
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/* used by the startup code to populate variables used by the C code */
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data_lma = LOADADDR(.data);
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data_vma = ADDR(.data);
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data_size = SIZEOF(.data);
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/* used by the startup code to wipe memory */
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ccmram_start = ORIGIN(CCMRAM);
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ccmram_end = ORIGIN(CCMRAM) + LENGTH(CCMRAM);
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/* used by the startup code to wipe memory */
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sram_start = ORIGIN(SRAM);
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sram_end = ORIGIN(SRAM) + LENGTH(SRAM);
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_ram_start = sram_start;
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_ram_end = sram_end;
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_codelen = SIZEOF(.flash) + SIZEOF(.data);
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_flash_start = ORIGIN(FLASH);
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_flash_end = ORIGIN(FLASH) + LENGTH(FLASH);
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_heap_start = ADDR(.heap);
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_heap_end = ADDR(.heap) + SIZEOF(.heap);
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SECTIONS {
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.vendorheader : ALIGN(4) {
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KEEP(*(.vendorheader))
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} >FLASH AT>FLASH
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.header : ALIGN(4) {
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KEEP(*(.header));
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} >FLASH AT>FLASH
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.flash : ALIGN(512) {
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KEEP(*(.vector_table));
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. = ALIGN(4);
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*(.text*);
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. = ALIGN(4);
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*(.rodata*);
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. = ALIGN(512);
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} >FLASH AT>FLASH
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|
||||
.data : ALIGN(4) {
|
||||
*(.data*);
|
||||
. = ALIGN(512);
|
||||
} >SRAM AT>FLASH
|
||||
|
||||
.bss : ALIGN(4) {
|
||||
*(.bss*);
|
||||
. = ALIGN(4);
|
||||
} >SRAM
|
||||
|
||||
.heap : ALIGN(4) {
|
||||
. = 37K; /* this acts as a build time assertion that at least this much memory is available for heap use */
|
||||
. = ABSOLUTE(sram_end - 16K); /* this explicitly sets the end of the heap effectively giving the stack at most 16K */
|
||||
} >SRAM
|
||||
|
||||
.stack : ALIGN(8) {
|
||||
. = 4K; /* this acts as a build time assertion that at least this much memory is available for stack use */
|
||||
} >SRAM
|
||||
}
|
||||
41
embed/reflash/startup.s
Normal file
41
embed/reflash/startup.s
Normal file
@ -0,0 +1,41 @@
|
||||
.syntax unified
|
||||
|
||||
.text
|
||||
|
||||
.global reset_handler
|
||||
.type reset_handler, STT_FUNC
|
||||
reset_handler:
|
||||
// setup environment for subsequent stage of code
|
||||
ldr r0, =ccmram_start // r0 - point to beginning of CCMRAM
|
||||
ldr r1, =ccmram_end // r1 - point to byte after the end of CCMRAM
|
||||
ldr r2, =0 // r2 - the word-sized value to be written
|
||||
bl memset_reg
|
||||
|
||||
ldr r0, =sram_start // r0 - point to beginning of SRAM
|
||||
ldr r1, =sram_end // r1 - point to byte after the end of SRAM
|
||||
ldr r2, =0 // r2 - the word-sized value to be written
|
||||
bl memset_reg
|
||||
|
||||
// copy data in from flash
|
||||
ldr r0, =data_vma // dst addr
|
||||
ldr r1, =data_lma // src addr
|
||||
ldr r2, =data_size // size in bytes
|
||||
bl memcpy
|
||||
|
||||
// setup the stack protector (see build script "-fstack-protector-all") with an unpredictable value
|
||||
bl rng_get
|
||||
ldr r1, = __stack_chk_guard
|
||||
str r0, [r1]
|
||||
|
||||
// re-enable exceptions
|
||||
// according to "ARM Cortex-M Programming Guide to Memory Barrier Instructions" Application Note 321, section 4.7:
|
||||
// "If it is not necessary to ensure that a pended interrupt is recognized immediately before
|
||||
// subsequent operations, it is not necessary to insert a memory barrier instruction."
|
||||
cpsie f
|
||||
|
||||
// enter the application code
|
||||
bl main
|
||||
|
||||
b shutdown
|
||||
|
||||
.end
|
||||
4
embed/reflash/version.h
Normal file
4
embed/reflash/version.h
Normal file
@ -0,0 +1,4 @@
|
||||
#define VERSION_MAJOR 0
|
||||
#define VERSION_MINOR 1
|
||||
#define VERSION_PATCH 0
|
||||
#define VERSION_BUILD 0
|
||||
Loading…
Reference in New Issue
Block a user