aiden/h8-536-decoder
1
0
Fork 0
Code Activity

EEPROM layout

Browse Source
This commit is contained in:
Aiden
2026-05-26 11:35:21 +10:00
parent 1ad03d5692
commit edb8ed78f3
19 changed files with 169583 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
h8536/emulator/cli.py
View File

@@ -4,6 +4,7 @@ import argparse
from pathlib import Path
from ..formatting import h16, parse_int
from .eeprom_image import write_eeprom_snapshot
from .memory import describe_regions
from .runner import H8536Emulator
@@ -47,6 +48,11 @@ def build_arg_parser() -> argparse.ArgumentParser:
parser.add_argument("--p9-fast-optimistic-wrapper", action="store_true", help="legacy fallback for older wrapper experiments; known BFE0/BFFE wrappers use the X24164 model")
parser.add_argument("--p7-input", type=parse_int, default=0xFF, help="external P7 pin state for input bits; DIP-off board default is 0xFF")
parser.add_argument("--eeprom-seed", choices=("blank", "factory"), default="blank", help="initial X24164/shadow state before reset")
parser.add_argument("--eeprom-load", type=Path, help="load a 0x1000-byte logical EEPROM image before running")
parser.add_argument("--eeprom-save", type=Path, help="save the final 0x1000-byte logical EEPROM image after running")
parser.add_argument("--eeprom-report", type=Path, help="write a readable EEPROM snapshot report after running")
parser.add_argument("--eeprom-report-json", type=Path, help="write a structured EEPROM snapshot report after running")
parser.add_argument("--eeprom-report-include-image", action="store_true", help="include the full EEPROM image as hex in JSON reports")
return parser
@@ -70,6 +76,9 @@ def main(argv: list[str] | None = None) -> int:
p7_input=args.p7_input,
eeprom_seed=args.eeprom_seed,
)
if args.eeprom_load:
emulator.memory.load_eeprom_image(args.eeprom_load.read_bytes())
print(f"eeprom_loaded={args.eeprom_load}")
print(f"rom={rom_path}")
print(f"reset_vector={h16(emulator.reset_vector())}")
if args.memory_map:
@@ -82,4 +91,20 @@ def main(argv: list[str] | None = None) -> int:
print(line)
if not report.heartbeat_seen:
print("heartbeat_status=not reached; no heartbeat is reported unless bytes are emitted via SCI1_TDR")
if args.eeprom_save:
args.eeprom_save.parent.mkdir(parents=True, exist_ok=True)
args.eeprom_save.write_bytes(emulator.memory.dump_eeprom_image())
print(f"eeprom_saved={args.eeprom_save}")
if args.eeprom_report:
write_eeprom_snapshot(emulator.memory, args.eeprom_report, rom_bytes=rom_bytes)
print(f"eeprom_report={args.eeprom_report}")
if args.eeprom_report_json:
write_eeprom_snapshot(
emulator.memory,
args.eeprom_report_json,
rom_bytes=rom_bytes,
as_json=True,
include_image_hex=args.eeprom_report_include_image,
)
print(f"eeprom_report_json={args.eeprom_report_json}")
return 0