53 lines
1.8 KiB
Python
53 lines
1.8 KiB
Python
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import os
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import time
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import subprocess
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# Settings
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START_ADDR = 0xFFF00000
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END_ADDR = 0xFFF10000
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OUTPUT_FILE = os.path.abspath("jibo_bootrom_full.bin")
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CHUNK_FILE = os.path.abspath("chunk.bin")
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TOOL_PATH = os.path.abspath("./shofel2_t124")
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def run_cmd(cmd):
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# Added stderr capture to help debug if the tool itself errors out
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return subprocess.run(cmd, shell=True, capture_output=True, text=True)
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print(f"[*] Starting leak from 0x{START_ADDR:08X} to 0x{END_ADDR:08X}")
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with open(OUTPUT_FILE, "ab") as f:
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for addr in range(START_ADDR, END_ADDR, 4):
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# ...
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# 1. PUSH PAYLOAD
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# Add a 1-second delay before pushing to let USB stabilize
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time.sleep(1.0)
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run_cmd(f"{TOOL_PATH} PAYLOAD jibo_leaker.bin arm")
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# 2. WAIT FOR RESET
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print("[*] Waiting for device to cycle...", end="\r")
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# Ensure the device actually disappears and reappears
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while b"0955:7740" in subprocess.run("lsusb", shell=True, capture_output=True).stdout:
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time.sleep(0.1) # Wait for it to disconnect
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while b"0955:7740" not in subprocess.run("lsusb", shell=True, capture_output=True).stdout:
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time.sleep(0.5) # Wait for it to reconnect
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time.sleep(1.5) # Crucial "Cool Down" for the BootROM stack
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# 3. DUMP
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dump_res = run_cmd(f"{TOOL_PATH} MEM_DUMP 0x7000e450 0x4 {CHUNK_FILE}")
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# 4. Save to file
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if os.path.exists(CHUNK_FILE):
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with open(CHUNK_FILE, "rb") as chunk:
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data = chunk.read()
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if len(data) == 4:
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f.write(data)
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f.flush()
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os.remove(CHUNK_FILE)
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else:
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print(f"\n[!] Error: chunk.bin not found at 0x{addr:08X}")
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print(f"[!] Tool Output: {dump_res.stdout}")
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print(f"[!] Tool Error: {dump_res.stderr}")
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break
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