remove upload optimization (we will use wishbone later for performance)

litescope/core/storage.py

@@ -97,7 +97,6 @@ class LiteScopeRecorderUnit(Module):
 		self.post_hit = Signal()
 
 		self.source = Source(data_layout(dw))
-		self.source_level = Signal(bits_for(depth))
 
 		###
 
@@ -138,7 +137,6 @@ class LiteScopeRecorderUnit(Module):
 
 			If(~fifo.sink.ack | (fifo.fifo.level >= self.length), NextState("IDLE"))
 		)
-		self.comb += self.source_level.eq(fifo.fifo.level)
 
 class LiteScopeRecorder(LiteScopeRecorderUnit, AutoCSR):
 	def __init__(self, dw, depth):
@@ -151,7 +149,7 @@ class LiteScopeRecorder(LiteScopeRecorderUnit, AutoCSR):
 		self._done = CSRStatus()
 
 		self._source_stb = CSRStatus()
-		self._source_level = CSRStatus(bits_for(depth))
+		self._source_ack = CSR()
 		self._source_data = CSRStatus(dw)
 
 		###
@@ -164,7 +162,6 @@ class LiteScopeRecorder(LiteScopeRecorderUnit, AutoCSR):
 			self._done.status.eq(self.done),
 
 			self._source_stb.status.eq(self.source.stb),
-			self._source_level.status.eq(self.source_level),
 			self._source_data.status.eq(self.source.data),
-			self.source.ack.eq(self._source_data.sel),
+			self.source.ack.eq(self._source_ack.re)
 		]

litescope/host/driver/la.py

@@ -111,11 +111,9 @@ class LiteScopeLADriver():
 	def upload(self):
 		if self.debug:
 			print("uploading")
-		level = self.recorder_source_level.read()
-		while level:
-			length = self.recorder_source_data.length
-			self.data += self.recorder_source_data.read(repeats=min(128//length, level))
-			level = self.recorder_source_level.read()
+		while self.recorder_source_stb.read():
+			self.data.append(self.recorder_source_data.read())
+			self.recorder_source_ack.write(1)
 		if self.with_rle:
 			if self.rle_enable.read():
 				self.data = self.data.decode_rle()