fixed how ecalls are represented and handled

.gitignore

@@ -1,3 +1,3 @@
 venv
 __pycache__
-.mypy_cache
+.mypy_cache

riscemu/IO/TextIO.py

@@ -12,7 +12,7 @@ def _window_loop(textIO: 'TextIO'):
         import PySimpleGUI as sg
 
         logs = sg.Text(font="monospace")
-        col = sg.Column([[logs]], size=(1920, 1080), scrollable=True)
+        col = sg.Column([[logs]], size=(640, 400), scrollable=True)
         window = sg.Window("TextIO:{:x}".format(textIO.addr), [[col]])
         lines = list()
 

riscemu/priv/Exceptions.py

@@ -88,4 +88,4 @@ class TimerInterrupt(CpuTrap):
 
 class EcallTrap(CpuTrap):
     def __init__(self, mode: PrivModes):
-        super().__init__(mode.value + 8, 0, CpuTrapType.SOFTWARE)
+        super().__init__(mode.value + 8, 0, CpuTrapType.EXCEPTION)