mirror of
https://github.com/AsahiLinux/m1n1
synced 2024-12-23 20:13:06 +00:00
115 lines
2.9 KiB
Python
Executable file
115 lines
2.9 KiB
Python
Executable file
#!/usr/bin/env python3
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# SPDX-License-Identifier: MIT
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import sys, pathlib, fnmatch, signal
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import time
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sys.path.append(str(pathlib.Path(__file__).resolve().parents[1]))
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import struct
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from m1n1.setup import *
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from m1n1.shell import run_shell
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from m1n1.fw.smc import SMCClient, SMCError
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smc_addr = u.adt["arm-io/smc"].get_reg(0)[0]
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smc = SMCClient(u, smc_addr)
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smc.start()
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smc.start_ep(0x20)
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smc.verbose = 0
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smcep = smc.epmap[0x20]
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count = smcep.read32b("#KEY")
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print(f"Key count: {count}")
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print("Scanning keys...")
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pats = sys.argv[1:]
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vals = {}
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fmts = {
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"D?CR": "#x",
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"AC-I": "#x",
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"D?FC": "#x",
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"D?VM": lambda v: (v>>8) | ((v&0xff)<<8),
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"D?VX": lambda v: (v>>8) | ((v&0xff)<<8),
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"B0RM": lambda v: (v>>8) | ((v&0xff)<<8),
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##"BAAC": lambda v: ((v&0xff00)>>8) | ((v&0xff)<<8),
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}
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smcep.write8("NTAP", 1)
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for i in range(count):
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k = smcep.get_key_by_index(i)
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if not any(fnmatch.fnmatchcase(k, i) for i in pats):
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continue
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if any(fnmatch.fnmatchcase('-' + k, i) for i in pats):
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continue
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length, type, flags = smcep.get_key_info(k)
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if type in ("ch8*", "{jst"):
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continue
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if flags & 0x80:
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try:
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val = smcep.read_type(k, length, type)
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fmt = None
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for fk, fv in fmts.items():
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if fnmatch.fnmatchcase(k, fk):
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fmt = fv
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if fmt is None:
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fmt = lambda a: ("%.02f" % a) if isinstance(a, float) else a
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elif isinstance(fmt, str):
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def ff(fmt):
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return lambda a: f"{a:{fmt}}"
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fmt = ff(fmt)
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vals[k] = val, length, type, fmt
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print(f"#{i}: {k} = ({type}, {flags:#x}) {fmt(val)}")
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except SMCError as e:
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print(f"#{i}: {k} = ({type}, {flags:#x}) <error {e}>")
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else:
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print(f"#{i}: {k} = ({type}, {flags:#x}) <not available>")
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slots = {}
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def poll():
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global cnt
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reprint = cnt % 10 == 0
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changed = set()
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for k, (oval, length, type, fmt) in vals.items():
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val = smcep.read_type(k, length, type)
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if val != oval:
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if k not in slots:
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reprint = True
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slots[k] = fmt(val)
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changed.add(k)
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vals[k] = val, length, type, fmt
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if reprint:
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print("\x1b[1;4m", end="")
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for k, v in slots.items():
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wd = len(f"{v:>8}")
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print(f"{k:>{wd}s}", end=" ")
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print("\x1b[m")
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for k, v in slots.items():
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if k in changed:
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print("\x1b[32m", end="")
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print(f"{v:>8}\x1b[m", end=" ")
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print()
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cnt += 1
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time.sleep(1)
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def handle_sigint(signal=None, stack=None):
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global doshell
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doshell = True
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signal.signal(signal.SIGINT, handle_sigint)
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doshell = False
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try:
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cnt = 0
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while True:
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poll()
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if doshell:
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run_shell(globals(), msg="Interrupted")
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doshell = False
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finally:
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smc.stop()
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