Display label in PIN unlock

src/apps/common/request_pin.py

@@ -7,11 +7,11 @@ class PinCancelled(Exception):
 
 
 @ui.layout(delay=5000)
-async def request_pin(code: int = None) -> str:
+async def request_pin(code: int = None, device_label: str = '') -> str:
     from trezor.ui.confirm import ConfirmDialog, CONFIRMED
     from trezor.ui.pin import PinMatrix
 
-    label = _get_label(code)
+    label = _get_label(code, device_label)
 
     def onchange():
         c = dialog.cancel
@@ -41,7 +41,7 @@ async def request_pin(code: int = None) -> str:
             raise PinCancelled()
 
 
-def _get_label(code: int):
+def _get_label(code: int, device_label: str):
     from trezor.messages import PinMatrixRequestType
     if code is None:
         code = PinMatrixRequestType.Current
@@ -50,5 +50,8 @@ def _get_label(code: int):
     elif code == PinMatrixRequestType.NewSecond:
         label = 'Enter PIN again'
     else:  # PinMatrixRequestType.Current
-        label = 'Enter PIN'
+        if device_label:
+            label = 'Unlock %s' % device_label
+        else:
+            label = 'Enter PIN'
     return label

src/apps/homescreen/homescreen.py

@@ -11,7 +11,7 @@ async def swipe_to_rotate():
 
 async def dim_screen():
     await loop.sleep(5 * 1000000)
-    await ui.backlight_slide(ui.BACKLIGHT_DIM)
+    await ui.backlight_slide(ui.BACKLIGHT_DIM, delay=20000)
     while True:
         await loop.sleep(10000000)
 

src/boot.py

@@ -7,10 +7,11 @@ from apps.common.request_pin import request_pin
 
 
 async def unlock_layout():
+
     while True:
         try:
             if config.has_pin():
-                pin = await request_pin()
+                pin = await request_pin(None, 'My TREZOR') # FIXME
             else:
                 pin = ''
 
@@ -28,5 +29,6 @@ async def unlock_failed():
 
 config.init()
 ui.display.backlight(ui.BACKLIGHT_NONE) # Bootloader ends faded out
+loop.schedule(ui.backlight_slide(ui.BACKLIGHT_NORMAL))
 loop.schedule(unlock_layout())
 loop.run()

src/trezor/ui/__init__.py

@@ -83,7 +83,7 @@ async def alert(count: int=3):
     display.backlight(current)
 
 
-async def backlight_slide(val: int, delay: int=20000, step: int=1):
+async def backlight_slide(val: int, delay: int=1000, step: int=1):
     sleep = loop.sleep(delay)
     current = display.backlight()
     for i in range(current, val, -step if current > val else step):