aiden/h8-536-decoder
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timing adjustments

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Aiden
2026-05-25 22:17:36 +10:00
parent 6d4d9f0027
commit 4b50d0e98f
11 changed files with 313 additions and 40 deletions
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12
h8536/emulator/probe.py
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@@ -900,8 +900,9 @@ def run_probe(
interval_steps: int,
stop_on_tx: bool,
p9_log_limit: int,
frt1_ocia_steps: int = 1024,
frt2_ocia_steps: int = 1024,
frt1_ocia_steps: int | None = None,
frt2_ocia_steps: int | None = None,
clock_hz: int = 10_000_000,
p9_fast_path: bool = False,
p9_fast_input: int = 0xFF,
sci_log_limit: int = 32,
@@ -929,6 +930,7 @@ def run_probe(
interval_steps=interval_steps,
frt1_ocia_steps=frt1_ocia_steps,
frt2_ocia_steps=frt2_ocia_steps,
clock_hz=clock_hz,
p9_fast_path_enabled=p9_fast_path,
p9_fast_default_input_byte=p9_fast_input,
)
@@ -1150,8 +1152,9 @@ def build_arg_parser() -> argparse.ArgumentParser:
parser.add_argument("--rom", type=Path, help="ROM image path; defaults to the repo ROM image")
parser.add_argument("--max-steps", type=int, default=250_000)
parser.add_argument("--interval-steps", type=int, default=512)
parser.add_argument("--frt1-ocia-steps", type=int, default=1024)
parser.add_argument("--frt2-ocia-steps", type=int, default=1024)
parser.add_argument("--clock-hz", type=parse_int, default=10_000_000)
parser.add_argument("--frt1-ocia-steps", type=int, default=None, help="legacy step-period override for FRT1 OCIA")
parser.add_argument("--frt2-ocia-steps", type=int, default=None, help="legacy step-period override for FRT2 OCIA")
parser.add_argument("--stop-on-tx", action="store_true", help="stop when SCI1 TDR emits the first byte")
parser.add_argument("--p9-fast-path", action="store_true", help="shortcut known P9 bit-banged transfer routines for exploration")
parser.add_argument("--p9-fast-input", type=parse_int, default=0xFF)
@@ -1236,6 +1239,7 @@ def main(argv: list[str] | None = None) -> int:
interval_steps=args.interval_steps,
frt1_ocia_steps=args.frt1_ocia_steps,
frt2_ocia_steps=args.frt2_ocia_steps,
clock_hz=args.clock_hz,
stop_on_tx=args.stop_on_tx,
p9_log_limit=args.p9_log_limit,
p9_fast_path=args.p9_fast_path,