decoders: Add/update tags for each PD.

[libsigrokdecode.git] / decoders / mdio / pd.py

diff --git a/decoders/mdio/pd.py b/decoders/mdio/pd.py
index 2900444fe923a1b401e2b01c60e5fd5fcea87016..8e970b1db5d2888cb835ad1b4febe4862a229802 100644 (file)
--- a/decoders/mdio/pd.py
+++ b/decoders/mdio/pd.py
@@ -29,7 +29,7 @@
 import sigrokdecode as srd
 
 class Decoder(srd.Decoder):
-    api_version = 2
+    api_version = 3
     id = 'mdio'
     name = 'MDIO'
     longname = 'Management Data Input/Output'
@@ -37,6 +37,7 @@ class Decoder(srd.Decoder):
     license = 'bsd'
     inputs = ['logic']
     outputs = ['mdio']
+    tags = ['Networking']
     channels = (
         {'id': 'mdc', 'name': 'MDC', 'desc': 'Clock'},
         {'id': 'mdio', 'name': 'MDIO', 'desc': 'Data'},
@@ -62,7 +63,9 @@ class Decoder(srd.Decoder):
     )
 
     def __init__(self):
-        self.last_mdc = 1
+        self.reset()
+
+    def reset(self):
         self.illegal_bus = 0
         self.samplenum = -1
         self.clause45_addr = -1 # Clause 45 is context sensitive.
@@ -93,7 +96,7 @@ class Decoder(srd.Decoder):
             if self.clause45 and self.clause45_addr != -1:
                 decoded_min += str.format('ADDR: %04X ' % self.clause45_addr)
             elif self.clause45:
-                decoded_min += str.format('ADDR: UKWN ' % self.clause45_addr)
+                decoded_min += str.format('ADDR: UKWN ')
 
             if self.clause45 and self.opcode > 1 \
             or (not self.clause45 and self.opcode):
@@ -316,14 +319,8 @@ class Decoder(srd.Decoder):
 
         self.process_state(self.state, mdio)
 
-    def decode(self, ss, es, data):
-        for (self.samplenum, pins) in data:
-            # Ignore identical samples early on (for performance reasons).
-            if self.last_mdc == pins[0]:
-                continue
-            self.last_mdc = pins[0]
-            if pins[0] == 0: # Check for rising edge.
-                continue
-
-            # Found the correct clock edge, now get/handle the bit(s).
+    def decode(self):
+        while True:
+            # Process pin state upon rising MDC edge.
+            pins = self.wait({0: 'r'})
             self.handle_bit(pins[1])