mirror of
https://github.com/RetroPortingToolKit/psxrecomp
synced 2026-10-26 02:11:36 -04:00
Matthew Stanley
76 lines
2.9 KiB
Python
76 lines
2.9 KiB
Python
"""After user presses CROSS once, capture wtrace + fn_entry to see who
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wrote to the button-state table and what."""
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import socket, json, struct
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s = socket.create_connection(('127.0.0.1', 4370), timeout=20)
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def send(p):
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s.sendall((json.dumps(p) + '\n').encode())
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buf = b''
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while True:
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c = s.recv(1<<20)
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if not c: break
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buf += c
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if buf.strip().endswith(b'}'):
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try: return json.loads(buf.decode())
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except: continue
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def to_int(v):
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if isinstance(v,str): return int(v,16) if v.startswith('0x') else int(v)
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return v
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# 1. Snapshot button table
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print("=== button-table snapshot AFTER press ===")
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rr = send({'id':1,'cmd':'read_ram','addr':'0x80066B68','len':0x50})
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b = bytes.fromhex(rr.get('hex',''))
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for i in range(0, len(b), 4):
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if i+4 > len(b): break
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w = struct.unpack('<I', b[i:i+4])[0]
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if w != 0:
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sw = struct.unpack('<i', b[i:i+4])[0]
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print(f" 0x{0x80066B68+i:08X} = 0x{w:08X} ({sw})")
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# 2. wtrace dump filtered to button-table writes
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print("\n=== writes to 0x66B68..0x66BB8 since clear ===")
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ws = send({'id':1,'cmd':'wtrace_stats'})
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print(f" total wtrace: {ws.get('total',0)}")
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total = ws.get('total',0)
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r = send({'id':1,'cmd':'wtrace_dump','start':0,'count':min(total,500)})
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n = 0
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for e in r.get('entries', []):
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addr = to_int(e['addr'])
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if 0x66B68 <= addr < 0x66BB8:
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print(f" fr={e.get('frame','?')} addr=0x{addr:08X} "
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f"old=0x{to_int(e.get('old',0)):08X} new=0x{to_int(e.get('new',0)):08X} "
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f"func=0x{to_int(e.get('func',0)):08X} ra=0x{to_int(e.get('ra',0)):08X}")
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n += 1
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print(f" ({n} button-table writes)")
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# 3. fn_entry hits to FUN_bfc19a58 + FUN_bfc24f00 + FUN_bfc228d8 + func_0xb003d200
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print("\n=== specific fn_entry hits since clear ===")
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fs = send({'id':1,'cmd':'fn_stats'})
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total = fs.get('entry_total',0)
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print(f" total fn_entry: {total}")
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for (lo, hi, name) in [
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(0x1FC19A58, 0x1FC19A5C, 'FUN_bfc19a58 (commit)'),
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(0x1FC24F00, 0x1FC24F04, 'FUN_bfc24f00 (poller)'),
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(0x1FC228D8, 0x1FC228DC, 'FUN_bfc228d8 (bc0=7 setter)'),
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(0x1FC25200, 0x1FC25204, 'func_0xb003d200 (input idx)'),
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(0x1FC251A8, 0x1FC251AC, 'func_0xb003d1a8 (input read)'),
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]:
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r = send({'id':1,'cmd':'fn_entry_dump',
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'addr_lo':f'0x{lo:08X}','addr_hi':f'0x{hi:08X}',
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'seq_lo':'0','count':30})
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es = r.get('entries', [])
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print(f" {name}: {len(es)} hits")
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for e in es[:3]:
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print(f" seq={e['seq']} fr={e['frame']} a0={e['a0']} a1={e.get('a1')}")
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# 4. Show last 30 wtrace anywhere in watched ranges
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print("\n=== ALL last 30 wtrace entries ===")
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r = send({'id':1,'cmd':'wtrace_dump','start':max(0,total-30),'count':30})
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for e in r.get('entries', []):
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addr = to_int(e['addr'])
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print(f" fr={e.get('frame','?')} addr=0x{addr:08X} "
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f"old=0x{to_int(e.get('old',0)):08X} new=0x{to_int(e.get('new',0)):08X} "
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f"ra=0x{to_int(e.get('ra',0)):08X}")
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s.close()
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