debug: add support for general layout waiting

common/protob/messages-debug.proto

@@ -47,6 +47,7 @@ message DebugLinkLayout {
 message DebugLinkGetState {
     optional bool wait_word_list = 1;  // Trezor T only - wait until mnemonic words are shown
     optional bool wait_word_pos = 2;   // Trezor T only - wait until reset word position is requested
+    optional bool wait_layout = 3;     // wait until current layout changes
 }
 
 /**

core/src/apps/debug/__init__.py

@@ -94,7 +94,11 @@ if __debug__:
         m.mnemonic_type = mnemonic.get_type()
         m.passphrase_protection = has_passphrase()
         m.reset_entropy = reset_internal_entropy
-        m.layout_lines = current_content
+
+        if msg.wait_layout:
+            m.layout_lines = await layout_change_chan.take()
+        else:
+            m.layout_lines = current_content
 
         if msg.wait_word_pos:
             m.reset_word_pos = await reset_word_index.take()

core/src/trezor/messages/DebugLinkGetState.py

@@ -17,13 +17,16 @@ class DebugLinkGetState(p.MessageType):
         self,
         wait_word_list: bool = None,
         wait_word_pos: bool = None,
+        wait_layout: bool = None,
     ) -> None:
         self.wait_word_list = wait_word_list
         self.wait_word_pos = wait_word_pos
+        self.wait_layout = wait_layout
 
     @classmethod
     def get_fields(cls) -> Dict:
         return {
             1: ('wait_word_list', p.BoolType, 0),
             2: ('wait_word_pos', p.BoolType, 0),
+            3: ('wait_layout', p.BoolType, 0),
         }

python/src/trezorlib/debuglink.py

@@ -46,6 +46,10 @@ class DebugLink:
     def state(self):
         return self._call(proto.DebugLinkGetState())
 
+    def wait_layout(self):
+        obj = self._call(proto.DebugLinkGetState(wait_layout=True))
+        return obj.layout_lines
+
     def read_pin(self):
         state = self.state()
         return state.pin, state.matrix

python/src/trezorlib/messages/DebugLinkGetState.py

@@ -17,13 +17,16 @@ class DebugLinkGetState(p.MessageType):
         self,
         wait_word_list: bool = None,
         wait_word_pos: bool = None,
+        wait_layout: bool = None,
     ) -> None:
         self.wait_word_list = wait_word_list
         self.wait_word_pos = wait_word_pos
+        self.wait_layout = wait_layout
 
     @classmethod
     def get_fields(cls) -> Dict:
         return {
             1: ('wait_word_list', p.BoolType, 0),
             2: ('wait_word_pos', p.BoolType, 0),
+            3: ('wait_layout', p.BoolType, 0),
         }