m1n1.fw.afk.epic: Implement system endpoint & debug enable

Signed-off-by: Hector Martin <marcan@marcan.st>

proxyclient/experiments/dcpext_iboot.py

@@ -23,11 +23,13 @@ dcp = DCPIBootClient(u, dcp_addr, dart, disp_dart)
 dcp.dva_offset = getattr(u.adt["/arm-io/dcpext0"][0], "asc_dram_mask", 0)
 
 dcp.start()
+dcp.start_ep(0x20)
 dcp.start_ep(0x23)
 dcp.start_ep(0x24)
 dcp.start_ep(0x27)
 dcp.start_ep(0x2a)
 
+dcp.system.wait_for("system")
 dcp.iboot.wait_for("disp0")
 dcp.dptx.wait_for("dcpav0")
 dcp.dptx.wait_for("dcpav1")
@@ -36,6 +38,9 @@ dcp.dptx.wait_for("dcpdp1")
 dcp.dpport.wait_for("port0")
 dcp.dpport.wait_for("port1")
 
+dcp.system.wait_for("system")
+dcp.system.system.setProperty("gAFKConfigLogMask", 0xffff)
+
 print("Connect...")
 #dcp.dpport.port0.open()
 dcp.dpport.port0.getLocation()

proxyclient/m1n1/fw/afk/epic.py

@@ -49,6 +49,12 @@ EPICAnnounce = Struct(
     "props" / Optional(OSSerialize())
 )
 
+EPICSetProp = Struct(
+    "name_len" / Int32ul,
+    "name" / Aligned(4, CString("utf8")),
+    "value" / OSSerialize()
+)
+
 EPICCmd = Struct(
     "retcode" / Default(Hex(Int32ul), 0),
     "rxbuf" / Hex(Int64ul),
@@ -174,6 +180,23 @@ class EPICStandardService(EPICService):
     def close(self):
         self.call(4, 7, bytes(16))
 
+class AFKSystemService(EPICService):
+    NAME = "system"
+    SHORT = "system"
+
+    def getProperty(self, prop, val):
+        pass
+        #self.send_cmd(0x40, msg, 0)
+
+    def setProperty(self, prop, val):
+        msg = {
+            "name_len": (len(prop) + 3) & ~3,
+            "name": prop,
+            "value": val,
+        }
+        msg = EPICSetProp.build(msg)
+        self.send_cmd(0x43, msg, 0)
+
 class EPICEndpoint(AFKRingBufEndpoint):
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
@@ -260,3 +283,10 @@ class EPICEndpoint(AFKRingBufEndpoint):
         sub.inline_len = inline_len
         pkt = EPICHeader.build(hdr) + EPICSubHeader.build(sub) + data
         super().send_ipc(pkt)
+
+class AFKSystemEndpoint(EPICEndpoint):
+    SHORT = "system"
+
+    SERVICES = [
+        AFKSystemService,
+    ]

proxyclient/m1n1/fw/dcp/iboot.py

@@ -195,6 +195,7 @@ class DCPIBootClient(StandardASC):
     DVA_OFFSET = 0xf00000000
 
     ENDPOINTS = {
+        0x20: AFKSystemEndpoint,
         0x23: DCPIBootEndpoint,
         0x24: DCPDPTXEndpoint,
         0x2a: DCPDPTXPortEndpoint,