mirror of
https://github.com/RetroPortingToolKit/psxrecomp
synced 2026-10-26 10:19:47 -04:00
Matthew Stanley
64 lines
2.4 KiB
Python
64 lines
2.4 KiB
Python
"""Dump bytes around 0xBFC19538 (last_store) + 0x800321BC (primary_handler)
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+ key fn_entry hits in 0xBFC19500..0xBFC19A60 to see if commit area runs."""
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import socket, json, struct
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s = socket.create_connection(('127.0.0.1', 4370), timeout=10)
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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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print("=== 0x800321BC primary handler RAM (32 bytes) ===")
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rr = send({'id':1,'cmd':'read_ram','addr':'0x800321BC','len':0x40})
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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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w = struct.unpack('<I', b[i:i+4])[0]
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print(f" 0x{0x800321BC+i:08X}: 0x{w:08X}")
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print("\n=== 0xBFC19500..0xBFC195C0 (around last_store) ===")
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rr = send({'id':1,'cmd':'read_ram','addr':'0xBFC19500','len':0xC0})
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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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w = struct.unpack('<I', b[i:i+4])[0]
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marker = ' <-- last_store' if (0xBFC19500 + i) == 0xBFC19538 else ''
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print(f" 0xBFC{0x19500+i:05X}: 0x{w:08X}{marker}")
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print("\n=== fn_entry hits 0x1FC19000..0x1FC1A100 last 1k ===")
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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" entry_total = {total}")
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seq_lo = max(0, total - 1000)
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r = send({'id':1,'cmd':'fn_entry_dump',
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'addr_lo':'0x1FC19000','addr_hi':'0x1FC1A100',
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'seq_lo':str(seq_lo),'count':500})
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funcs = {}
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for e in r.get('entries', []):
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f = e['func']
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funcs[f] = funcs.get(f, 0) + 1
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print(f" unique funcs hit (last 1k seq):")
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for f in sorted(funcs.keys()):
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print(f" {f}: {funcs[f]} hits")
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print("\n=== specific fn_entry — FUN_bfc19a58 + neighbors ===")
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for (lo, hi, name) in [
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(0x1FC19A58, 0x1FC19A5C, 'FUN_bfc19a58'),
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(0x1FC19500, 0x1FC19560, 'around 0xBFC19538'),
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(0x1FC195A0, 0x1FC19600, 'after 19560'),
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(0x1FC19A00, 0x1FC19A58, 'before 19a58'),
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(0x1FC19A5C, 0x1FC19B00, 'after 19a58'),
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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':10})
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es = r.get('entries', [])
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print(f" {name} ({lo:08X}..{hi:08X}): {len(es)} hits in last cleared window")
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for e in es[:3]:
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print(f" seq={e['seq']} fr={e['frame']} func={e['func']} ra={e['ra']} a0={e['a0']}")
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s.close()
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