def probe_system():
# run-once code to determine what hardware we are running on
global hw_label, has_608, has_fatram, is_factory_mode
from sigheader import RAM_BOOT_FLAGS, RBF_FACTORY_MODE
import ckcc, callgate, stm
from machine import Pin
# NOTE: mk1 not supported anymore.
# PA10 is pulled-down in Mark2, open in previous revs
#mark2 = (Pin('MARK2', Pin.IN, pull=Pin.PULL_UP).value() == 0)
#
#if not mark2:
# has_membrane = False
# hw_label = 'mk1'
hw_label = 'mk2'
has_fatram = ckcc.is_stm32l496()
if has_fatram:
hw_label = 'mk3'
has_608 = callgate.has_608()
# Boot loader needs to tell us stuff about how we were booted, sometimes:
# - did we just install a new version, for example
# - are we running in "factory mode" with flash un-secured?
is_factory_mode = bool(stm.mem32[RAM_BOOT_FLAGS] & RBF_FACTORY_MODE)
bn = callgate.get_bag_number()
if bn:
# this path supports testing/dev with RDP!=2, which normal production bootroms enforce
is_factory_mode = False
async def test_secure_element():
assert not get_is_bricked() # bricked already
# test right chips installed
is_fat = ckcc.is_stm32l496()
if is_fat:
assert version.has_608 # expect 608a
assert version.hw_label == 'mk3'
else:
assert not version.has_608 # expect 508a
assert version.hw_label != 'mk3'
if ckcc.is_simulator(): return
for ph in range(5):
gg = get_genuine()
dis.clear()
if gg:
dis.text(-1, 8, "Green ON? -->")
else:
dis.text(-1,50, "Red ON? -->")
dis.show()
k = await ux_wait_keyup('xy')
assert k == 'y' # "LED bust"
if ph and gg:
# stop once it's on and we've tested both states
return
# attempt to switch to other state
if gg:
clear_genuine()
else:
# very slow!
dis.text(0,0, "Wait")
dis.show()
set_genuine()
ux_clear_keys()
ng = get_genuine()
assert ng != gg # "Could not invert LED"
def probe_system():
# run-once code to determine what hardware we are running on
global has_membrane, hw_label, has_608
import ckcc, callgate
from machine import Pin
# PA10 is pulled-down in Mark2, open in previous revs
mark2 = (Pin('MARK2', Pin.IN, pull=Pin.PULL_UP).value() == 0)
if not mark2:
has_membrane = False
hw_label = 'mk1'
else:
has_membrane = True
hw_label = 'mk2'
if ckcc.is_stm32l496():
hw_label = 'mk3'
has_608 = callgate.has_608()
def probe_system():
# run-once code to determine what hardware we are running on
global hw_label, has_608, has_fatram
import ckcc, callgate
from machine import Pin
# NOTE: mk1 not supported anymore.
# PA10 is pulled-down in Mark2, open in previous revs
#mark2 = (Pin('MARK2', Pin.IN, pull=Pin.PULL_UP).value() == 0)
#
#if not mark2:
# has_membrane = False
# hw_label = 'mk1'
hw_label = 'mk2'
has_fatram = ckcc.is_stm32l496()
if has_fatram:
hw_label = 'mk3'
has_608 = callgate.has_608()
