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mirror of https://github.com/trezor/trezor-firmware.git synced 2024-12-16 19:38:09 +00:00
trezor-firmware/core/src/boot.py

89 lines
2.6 KiB
Python

import storage
import storage.device
import storage.sd_salt
from trezor import config, io, log, loop, res, ui, utils
from trezor.pin import pin_to_int, show_pin_timeout
from apps.common.request_pin import PinCancelled, request_pin
from apps.common.sd_salt import SdProtectCancelled, request_sd_salt
async def bootscreen() -> None:
ui.display.orientation(storage.device.get_rotation())
while True:
try:
if storage.sd_salt.is_enabled() or config.has_pin():
await lockscreen()
salt = await request_sd_salt()
if not config.has_pin():
config.unlock(pin_to_int(""), salt)
storage.init_unlocked()
return
label = "Enter your PIN"
while True:
pin = await request_pin(label, config.get_pin_rem())
if config.unlock(pin_to_int(pin), salt):
storage.init_unlocked()
return
else:
label = "Wrong PIN, enter again"
except (OSError, PinCancelled, SdProtectCancelled) as e:
if __debug__:
log.exception(__name__, e)
except BaseException as e:
if __debug__:
log.exception(__name__, e)
utils.halt(e.__class__.__name__)
async def lockscreen() -> None:
label = storage.device.get_label()
image = storage.device.get_homescreen()
if not label:
label = "My Trezor"
if not image:
image = res.load("apps/homescreen/res/bg.toif")
ui.backlight_fade(ui.BACKLIGHT_DIM)
ui.display.clear()
ui.display.avatar(48, 48, image, ui.TITLE_GREY, ui.BG)
ui.display.text_center(ui.WIDTH // 2, 35, label, ui.BOLD, ui.TITLE_GREY, ui.BG)
ui.display.bar_radius(40, 100, 160, 40, ui.TITLE_GREY, ui.BG, 4)
ui.display.bar_radius(42, 102, 156, 36, ui.BG, ui.TITLE_GREY, 4)
ui.display.text_center(ui.WIDTH // 2, 128, "Locked", ui.BOLD, ui.TITLE_GREY, ui.BG)
ui.display.text_center(
ui.WIDTH // 2 + 10, 220, "Tap to unlock", ui.BOLD, ui.TITLE_GREY, ui.BG
)
ui.display.icon(45, 202, res.load(ui.ICON_CLICK), ui.TITLE_GREY, ui.BG)
ui.backlight_fade(ui.BACKLIGHT_NORMAL)
await ui.click()
if utils.EMULATOR:
# Ensure the emulated SD card is FAT32 formatted.
sd = io.SDCard()
sd.power(True)
fs = io.FatFS()
try:
fs.mount()
except OSError:
fs.mkfs()
else:
fs.unmount()
sd.power(False)
ui.display.backlight(ui.BACKLIGHT_NONE)
ui.backlight_fade(ui.BACKLIGHT_NORMAL)
config.init(show_pin_timeout)
loop.schedule(bootscreen())
loop.run()