fw.dcp.ipc: Define rt_bw_config_t properly

Signed-off-by: Hector Martin <marcan@marcan.st>
AsahiLinux · Aug 30, 2021 · 2199502 · 2199502
1 parent 4df7812
commit 2199502
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Showing 2 changed files with 11 additions and 7 deletions.
diff --git a/proxyclient/m1n1/fw/dcp/ipc.py b/proxyclient/m1n1/fw/dcp/ipc.py
@@ -452,7 +452,12 @@ def methods(cls):
         return ret
 
 rt_bw_config_t = Struct(
-    "data" / HexDump(Bytes(0x3c)),
+    "unk1" / UnkBytes(8),
+    "reg1" / Int64ul,
+    "reg2" / Int64ul,
+    "unk2" / UnkBytes(4),
+    "bit" / Int32ul,
+    "padding" / UnkBytes(0x1c),
 )
 
 IOUserClient = Struct(

diff --git a/proxyclient/m1n1/fw/dcp/manager.py b/proxyclient/m1n1/fw/dcp/manager.py
@@ -127,12 +127,11 @@ def will_power_off_signal(self):
 
     def rt_bandwidth_setup_ap(self, config):
         print("rt_bandwidth_setup_ap(...)")
-        config.val = {"data":unhex("""
-          6C 43 6C 6F 63 6B 00 44 14 80 73 3B 02 00 00 00
-          00 C0 C3 3B 02 00 00 00 00 00 00 00 02 00 00 00
-          00 00 00 00 90 26 FB 43 FF FF FF FF 04 00 00 00
-          00 00 00 00 65 04 00 00 00 00 00 00
-          """)}
+        config.val = {
+            "reg1": 0x23b738014, # reg[5] in disp0/dispext0, plus 0x14 - part of pmgr
+            "reg2": 0x23bc3c000, # reg[6] in disp0/dispext0 - part of pmp/pmgr
+            "bit": 2,
+        }
     ## UnifiedPipeline2 methods
 
     def match_pmu_service(self):