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a94e4907f7
SummerCart64/sw/pc/sc64.py
Polprzewodnikowy a94e4907f7 unfloader debug protocol support
2022-09-25 04:19:02 +02:00

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32 KiB
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#!/usr/bin/env python3
import argparse
import os
import queue
import serial
import sys
import time
from datetime import datetime
from dd64 import BadBlockError, DD64Image
from enum import Enum, IntEnum
from serial.tools import list_ports
from threading import Thread
from typing import Callable, Optional
from PIL import Image
class ConnectionException(Exception):
pass
class SC64Serial:
__disconnect = False
__serial: Optional[serial.Serial] = None
__thread_read = None
__thread_write = None
__queue_output = queue.Queue()
__queue_input = queue.Queue()
__queue_packet = queue.Queue()
__VID = 0x0403
__PID = 0x6014
__CHUNK_SIZE = (64 * 1024)
def __init__(self) -> None:
ports = list_ports.comports()
device_found = False
if (self.__serial != None and self.__serial.is_open):
raise ConnectionException('Serial port is already open')
for p in ports:
if (p.vid == self.__VID and p.pid == self.__PID and p.serial_number.startswith('SC64')):
try:
self.__serial = serial.Serial(p.device, timeout=1.0, write_timeout=1.0)
self.__reset_link()
except (serial.SerialException, ConnectionException):
if (self.__serial):
self.__serial.close()
continue
device_found = True
break
if (not device_found):
raise ConnectionException('No SC64 device was found')
self.__thread_read = Thread(target=self.__serial_process_input, daemon=True)
self.__thread_write = Thread(target=self.__serial_process_output, daemon=True)
self.__thread_read.start()
self.__thread_write.start()
def __del__(self) -> None:
self.__disconnect = True
if (self.__thread_read != None and self.__thread_read.is_alive()):
self.__thread_read.join(1)
if (self.__thread_write != None and self.__thread_write.is_alive()):
self.__thread_write.join(1)
if (self.__serial != None and self.__serial.is_open):
self.__serial.close()
def __reset_link(self) -> None:
self.__serial.reset_output_buffer()
retry_counter = 0
self.__serial.dtr = 1
while (self.__serial.dsr == 0):
time.sleep(0.1)
retry_counter += 1
if (retry_counter >= 10):
raise ConnectionException('Could not reset SC64 device')
self.__serial.reset_input_buffer()
retry_counter = 0
self.__serial.dtr = 0
while (self.__serial.dsr == 1):
time.sleep(0.1)
retry_counter += 1
if (retry_counter >= 10):
raise ConnectionException('Could not reset SC64 device')
def __write(self, data: bytes) -> None:
try:
if (self.__disconnect):
raise ConnectionException
for offset in range(0, len(data), self.__CHUNK_SIZE):
self.__serial.write(data[offset:offset + self.__CHUNK_SIZE])
self.__serial.flush()
except (serial.SerialException, serial.SerialTimeoutException):
raise ConnectionException
def __read(self, length: int) -> bytes:
try:
data = b''
while (len(data) < length and not self.__disconnect):
data += self.__serial.read(length - len(data))
if (self.__disconnect):
raise ConnectionException
return data
except serial.SerialException:
raise ConnectionException
def __read_int(self) -> int:
return int.from_bytes(self.__read(4), byteorder='big')
def __serial_process_output(self) -> None:
while (not self.__disconnect and self.__serial != None and self.__serial.is_open):
try:
packet: bytes = self.__queue_output.get(timeout=0.1)
self.__write(packet)
self.__queue_output.task_done()
except queue.Empty:
continue
except ConnectionException:
break
def __serial_process_input(self) -> None:
while (not self.__disconnect and self.__serial != None and self.__serial.is_open):
try:
token = self.__read(4)
if (len(token) == 4):
identifier = token[0:3]
command = token[3:4]
if (identifier == b'PKT'):
data = self.__read(self.__read_int())
self.__queue_packet.put((command, data))
elif (identifier == b'CMP' or identifier == b'ERR'):
data = self.__read(self.__read_int())
success = identifier == b'CMP'
self.__queue_input.put((command, data, success))
else:
raise ConnectionException
except ConnectionException:
break
def __check_threads(self) -> None:
if (not (self.__thread_write.is_alive() and self.__thread_read.is_alive())):
raise ConnectionException('Serial link is closed')
def __queue_cmd(self, cmd: bytes, args: list[int]=[0, 0], data: bytes=b'') -> None:
if (len(cmd) != 1):
raise ValueError('Length of command is different than 1 byte')
if (len(args) != 2):
raise ValueError('Number of arguments is different than 2')
packet: bytes = b'CMD'
packet += cmd[0:1]
for arg in args:
packet += arg.to_bytes(4, byteorder='big')
packet += data
self.__queue_output.put(packet)
def __pop_response(self, cmd: bytes, timeout: float) -> bytes:
try:
(response_cmd, data, success) = self.__queue_input.get(timeout=timeout)
self.__queue_input.task_done()
if (cmd != response_cmd):
raise ConnectionException('CMD wrong command response')
if (success == False):
raise ConnectionException('CMD response error')
return data
except queue.Empty:
raise ConnectionException('CMD response timeout')
def execute_cmd(self, cmd: bytes, args: list[int]=[0, 0], data: bytes=b'', response: bool=True, timeout: float=5.0) -> Optional[bytes]:
self.__check_threads()
self.__queue_cmd(cmd, args, data)
if (response):
return self.__pop_response(cmd, timeout)
return None
def get_packet(self, timeout: float=0.1) -> Optional[tuple[bytes, bytes]]:
self.__check_threads()
try:
packet = self.__queue_packet.get(timeout=timeout)
self.__queue_packet.task_done()
return packet
except queue.Empty:
return None
class SC64:
class __Address(IntEnum):
SDRAM = 0x0000_0000
FLASH = 0x0400_0000
BUFFER = 0x0500_0000
EEPROM = 0x0500_2000
FIRMWARE = 0x0200_0000
DDIPL = 0x03BC_0000
SAVE = 0x03FE_0000
EXTENDED = 0x0400_0000
BOOTLOADER = 0x04E0_0000
SHADOW = 0x04FE_0000
class __Length(IntEnum):
SDRAM = (64 * 1024 * 1024)
FLASH = (16 * 1024 * 1024)
BUFFER = (8 * 1024)
EEPROM = (2 * 1024)
DDIPL = (4 * 1024 * 1024)
SAVE = (128 * 1024)
EXTENDED = (14 * 1024 * 1024)
BOOTLOADER = (1920 * 1024)
SHADOW = (128 * 1024)
class __SaveLength(IntEnum):
NONE = 0
EEPROM_4K = 512
EEPROM_16K = (2 * 1024)
SRAM = (32 * 1024)
FLASHRAM = (128 * 1024)
SRAM_3X = (3 * 32 * 1024)
class __CfgId(IntEnum):
BOOTLOADER_SWITCH = 0
ROM_WRITE_ENABLE = 1
ROM_SHADOW_ENABLE = 2
DD_MODE = 3
ISV_ENABLE = 4
BOOT_MODE = 5
SAVE_TYPE = 6
CIC_SEED = 7
TV_TYPE = 8
FLASH_ERASE_BLOCK = 9
DD_DRIVE_TYPE = 10
DD_DISK_STATE = 11
BUTTON_STATE = 12
BUTTON_MODE = 13
ROM_EXTENDED_ENABLE = 14
DD_SD_MODE = 15
class __UpdateError(IntEnum):
OK = 0
TOKEN = 1
CHECKSUM = 2
SIZE = 3
UNKNOWN_CHUNK = 4
READ = 5
class __UpdateStatus(IntEnum):
MCU = 1
FPGA = 2
BOOTLOADER = 3
DONE = 0x80
ERROR = 0xFF
class __DDMode(IntEnum):
NONE = 0
REGS = 1
DDIPL = 2
FULL = 3
class __DDDriveType(IntEnum):
RETAIL = 0
DEVELOPMENT = 1
class __DDDiskState(IntEnum):
EJECTED = 0
INSERTED = 1
CHANGED = 2
class __ButtonMode(IntEnum):
NONE = 0
N64_IRQ = 1
USB_PACKET = 2
DD_DISK_SWAP = 3
class BootMode(IntEnum):
MENU = 0
ROM = 1
DDIPL = 2
DIRECT = 3
class SaveType(IntEnum):
NONE = 0
EEPROM_4K = 1
EEPROM_16K = 2
SRAM = 3
FLASHRAM = 4
SRAM_3X = 5
class CICSeed(IntEnum):
ALECK = 0xAC
X101 = 0x13F
X102 = 0x3F
X103 = 0x78
X105 = 0x91
X106 = 0x85
DD_JP = 0xDD
DD_US = 0xDE
AUTO = 0xFFFF
class TVType(IntEnum):
PAL = 0
NTSC = 1
MPAL = 2
AUTO = 3
__debug_header: Optional[bytes] = None
def __init__(self) -> None:
self.__link = SC64Serial()
version = self.__link.execute_cmd(cmd=b'v')
if (version != b'SCv2'):
raise ConnectionException('Unknown SC64 API version')
def __get_int(self, data: bytes) -> int:
return int.from_bytes(data[:4], byteorder='big')
def __set_config(self, config: __CfgId, value: int) -> None:
self.__link.execute_cmd(cmd=b'C', args=[config, value])
def __get_config(self, config: __CfgId) -> int:
data = self.__link.execute_cmd(cmd=b'c', args=[config, 0])
return self.__get_int(data)
def __write_memory(self, address: int, data: bytes) -> None:
if (len(data) > 0):
self.__link.execute_cmd(cmd=b'M', args=[address, len(data)], data=data, timeout=20.0)
def __read_memory(self, address: int, length: int) -> bytes:
if (length > 0):
return self.__link.execute_cmd(cmd=b'm', args=[address, length], timeout=20.0)
return bytes([])
def __erase_flash_region(self, address: int, length: int) -> None:
if (address < self.__Address.FLASH):
raise ValueError('Flash erase address or length outside of possible range')
if ((address + length) > (self.__Address.FLASH + self.__Length.FLASH)):
raise ValueError('Flash erase address or length outside of possible range')
erase_block_size = self.__get_config(self.__CfgId.FLASH_ERASE_BLOCK)
if (address % erase_block_size != 0):
raise ValueError('Flash erase address not aligned to block size')
for offset in range(address, address + length, erase_block_size):
self.__set_config(self.__CfgId.FLASH_ERASE_BLOCK, offset)
def __program_flash(self, address: int, data: bytes):
program_chunk_size = (128 * 1024)
if (self.__read_memory(address, len(data)) != data):
self.__erase_flash_region(address, len(data))
for offset in range(0, len(data), program_chunk_size):
self.__write_memory(address + offset, data[offset:offset + program_chunk_size])
if (self.__read_memory(address, len(data)) != data):
raise ConnectionException('Flash memory program failure')
def reset_state(self) -> None:
self.__set_config(self.__CfgId.ROM_WRITE_ENABLE, False)
self.__set_config(self.__CfgId.ROM_SHADOW_ENABLE, False)
self.__set_config(self.__CfgId.DD_MODE, self.__DDMode.NONE)
self.__set_config(self.__CfgId.ISV_ENABLE, False)
self.__set_config(self.__CfgId.BOOT_MODE, self.BootMode.MENU)
self.__set_config(self.__CfgId.SAVE_TYPE, self.SaveType.NONE)
self.__set_config(self.__CfgId.CIC_SEED, self.CICSeed.AUTO)
self.__set_config(self.__CfgId.TV_TYPE, self.TVType.AUTO)
self.__set_config(self.__CfgId.DD_DRIVE_TYPE, self.__DDDriveType.RETAIL)
self.__set_config(self.__CfgId.DD_DISK_STATE, self.__DDDiskState.EJECTED)
self.__set_config(self.__CfgId.BUTTON_MODE, self.__ButtonMode.NONE)
self.__set_config(self.__CfgId.ROM_EXTENDED_ENABLE, False)
self.__set_config(self.__CfgId.DD_SD_MODE, False)
self.set_cic_parameters()
def get_state(self):
return {
'bootloader_switch': bool(self.__get_config(self.__CfgId.BOOTLOADER_SWITCH)),
'rom_write_enable': bool(self.__get_config(self.__CfgId.ROM_WRITE_ENABLE)),
'rom_shadow_enable': bool(self.__get_config(self.__CfgId.ROM_SHADOW_ENABLE)),
'dd_mode': self.__DDMode(self.__get_config(self.__CfgId.DD_MODE)),
'isv_enable': bool(self.__get_config(self.__CfgId.ISV_ENABLE)),
'boot_mode': self.BootMode(self.__get_config(self.__CfgId.BOOT_MODE)),
'save_type': self.SaveType(self.__get_config(self.__CfgId.SAVE_TYPE)),
'cic_seed': self.CICSeed(self.__get_config(self.__CfgId.CIC_SEED)),
'tv_type': self.TVType(self.__get_config(self.__CfgId.TV_TYPE)),
'flash_erase_block': self.__get_config(self.__CfgId.FLASH_ERASE_BLOCK),
'dd_drive_type': self.__DDDriveType(self.__get_config(self.__CfgId.DD_DRIVE_TYPE)),
'dd_disk_state': self.__DDDiskState(self.__get_config(self.__CfgId.DD_DISK_STATE)),
'button_state': bool(self.__get_config(self.__CfgId.BUTTON_STATE)),
'button_mode': self.__ButtonMode(self.__get_config(self.__CfgId.BUTTON_MODE)),
'rom_extended_enable': bool(self.__get_config(self.__CfgId.ROM_EXTENDED_ENABLE)),
'dd_sd_mode': bool(self.__get_config(self.__CfgId.DD_SD_MODE)),
}
def download_memory(self) -> bytes:
return self.__read_memory(self.__Address.SDRAM, self.__Length.SDRAM + self.__Length.FLASH)
def upload_rom(self, data: bytes, use_shadow: bool=True) -> None:
rom_length = len(data)
if (rom_length > (self.__Length.SDRAM + self.__Length.EXTENDED)):
raise ValueError('ROM size too big')
sdram_length = self.__Length.SDRAM
shadow_enabled = use_shadow and rom_length > (self.__Length.SDRAM - self.__Length.SHADOW)
extended_enabled = rom_length > self.__Length.SDRAM
if (shadow_enabled):
sdram_length = (self.__Length.SDRAM - self.__Length.SHADOW)
shadow_data = data[sdram_length:sdram_length + self.__Length.SHADOW]
self.__program_flash(self.__Address.SHADOW, shadow_data)
self.__set_config(self.__CfgId.ROM_SHADOW_ENABLE, shadow_enabled)
if (extended_enabled):
extended_data = data[self.__Length.SDRAM:]
self.__program_flash(self.__Address.EXTENDED, extended_data)
self.__set_config(self.__CfgId.ROM_EXTENDED_ENABLE, extended_enabled)
self.__write_memory(self.__Address.SDRAM, data[:sdram_length])
def upload_ddipl(self, data: bytes) -> None:
if (len(data) > self.__Length.DDIPL):
raise ValueError('DDIPL size too big')
self.__write_memory(self.__Address.DDIPL, data)
def upload_save(self, data: bytes) -> None:
save_type = self.SaveType(self.__get_config(self.__CfgId.SAVE_TYPE))
if (save_type == self.SaveType.NONE):
raise ValueError('No save type set inside SC64 device')
if (len(data) != self.__SaveLength[save_type.name]):
raise ValueError('Wrong save data length')
address = self.__Address.SAVE
if (save_type == self.SaveType.EEPROM_4K or save_type == self.SaveType.EEPROM_16K):
address = self.__Address.EEPROM
self.__write_memory(address, data)
def download_save(self) -> bytes:
save_type = self.SaveType(self.__get_config(self.__CfgId.SAVE_TYPE))
if (save_type == self.SaveType.NONE):
raise ValueError('No save type set inside SC64 device')
address = self.__Address.SAVE
length = self.__SaveLength[save_type.name]
if (save_type == self.SaveType.EEPROM_4K or save_type == self.SaveType.EEPROM_16K):
address = self.__Address.EEPROM
return self.__read_memory(address, length)
def upload_bootloader(self, data: bytes) -> None:
if (len(data) > self.__Length.BOOTLOADER):
raise ValueError('Bootloader size too big')
self.__program_flash(self.__Address.BOOTLOADER, data)
def set_rtc(self, t: datetime) -> None:
to_bcd = lambda v: ((int((v / 10) % 10) << 4) | int(int(v) % 10))
data = bytes([
to_bcd(t.weekday() + 1),
to_bcd(t.hour),
to_bcd(t.minute),
to_bcd(t.second),
0,
to_bcd(t.year),
to_bcd(t.month),
to_bcd(t.day),
])
self.__link.execute_cmd(cmd=b'T', args=[self.__get_int(data[0:4]), self.__get_int(data[4:8])])
def set_boot_mode(self, mode: BootMode) -> None:
self.__set_config(self.__CfgId.BOOT_MODE, mode)
def set_cic_seed(self, seed: int) -> None:
if (seed != self.CICSeed.AUTO):
if (seed < 0 or seed > 0x1FF):
raise ValueError('CIC seed outside of allowed values')
self.__set_config(self.__CfgId.CIC_SEED, seed)
def set_tv_type(self, type: TVType) -> None:
self.__set_config(self.__CfgId.TV_TYPE, type)
def set_save_type(self, type: SaveType) -> None:
self.__set_config(self.__CfgId.SAVE_TYPE, type)
def set_cic_parameters(self, dd_mode: bool=False, seed: int=0x3F, checksum: bytes=bytes([0xA5, 0x36, 0xC0, 0xF1, 0xD8, 0x59])) -> None:
if (seed < 0 or seed > 0xFF):
raise ValueError('CIC seed outside of allowed values')
if (len(checksum) != 6):
raise ValueError('CIC checksum length outside of allowed values')
data = bytes([1 if dd_mode else 0, seed])
data = [*data, *checksum]
self.__link.execute_cmd(cmd=b'B', args=[self.__get_int(data[0:4]), self.__get_int(data[4:8])])
def update_firmware(self, data: bytes, status_callback: Optional[Callable[[str], None]]=None) -> None:
address = self.__Address.FIRMWARE
self.__write_memory(address, data)
response = self.__link.execute_cmd(cmd=b'F', args=[address, len(data)])
error = self.__UpdateError(self.__get_int(response[0:4]))
if (error != self.__UpdateError.OK):
raise ConnectionException(f'Bad update image [{error.name}]')
status = None
while status != self.__UpdateStatus.DONE:
packet = self.__link.get_packet(timeout=60.0)
if (packet == None):
raise ConnectionException('Update timeout')
(cmd, data) = packet
if (cmd != b'F'):
raise ConnectionException('Wrong update status packet')
status = self.__UpdateStatus(self.__get_int(data))
if (status_callback):
status_callback(status.name)
if (status == self.__UpdateStatus.ERROR):
raise ConnectionException('Update error, device is most likely bricked')
time.sleep(2)
def backup_firmware(self) -> bytes:
address = self.__Address.FIRMWARE
info = self.__link.execute_cmd(cmd=b'f', args=[address, 0], timeout=60.0)
error = self.__UpdateError(self.__get_int(info[0:4]))
length = self.__get_int(info[4:8])
if (error != self.__UpdateError.OK):
raise ConnectionException('Error while getting firmware backup')
return self.__read_memory(address, length)
def __generate_filename(self, prefix: str, extension: str) -> str:
return f'{prefix}-{datetime.now().strftime("%y%m%d%H%M%S.%f")}.{extension}'
def __handle_dd_packet(self, dd: Optional[DD64Image], data: bytes) -> None:
CMD_READ_BLOCK = 1
CMD_WRITE_BLOCK = 2
cmd = self.__get_int(data[0:])
address = self.__get_int(data[4:])
track_head_block = self.__get_int(data[8:])
track = (track_head_block >> 2) & 0xFFF
head = (track_head_block >> 1) & 0x1
block = track_head_block & 0x1
try:
if (not dd or not dd.loaded):
raise BadBlockError
if (cmd == CMD_READ_BLOCK):
block_data = dd.read_block(track, head, block)
self.__link.execute_cmd(cmd=b'D', args=[address, len(block_data)], data=block_data)
elif (cmd == CMD_WRITE_BLOCK):
dd.write_block(track, head, block, data[12:])
self.__link.execute_cmd(cmd=b'd', args=[0, 0])
else:
self.__link.execute_cmd(cmd=b'd', args=[-1, 0])
except BadBlockError:
self.__link.execute_cmd(cmd=b'd', args=[1, 0])
def __handle_isv_packet(self, data: bytes) -> None:
print(data.decode('EUC-JP', errors='backslashreplace'), end='')
def __handle_usb_packet(self, data: bytes) -> None:
header = self.__get_int(data[0:4])
datatype = ((header >> 24) & 0xFF)
length = (header & 0xFFFFFF)
packet = data[4:]
if (datatype == 0x01):
print(packet.decode('UTF-8', errors='backslashreplace'), end='')
elif (datatype == 0x02):
filename = self.__generate_filename('binaryout', 'bin')
with open(filename, 'wb+') as f:
f.write(packet)
print(f'Wrote {len(packet)} bytes to {filename}')
elif (datatype == 0x03):
if (len(packet) == 16):
self.__debug_header = packet
else:
print(f'Size of header packet is invalid: {len(packet)}')
elif (datatype == 0x04):
filename = self.__generate_filename('screenshot', 'png')
if (self.__debug_header != None):
header_datatype = self.__get_int(self.__debug_header[0:4])
pixel_format = self.__get_int(self.__debug_header[4:8])
image_w = self.__get_int(self.__debug_header[8:12])
image_h = self.__get_int(self.__debug_header[12:16])
if (header_datatype == 0x04 and pixel_format != 0 and image_w != 0 and image_h != 0):
mode = 'RGBA' if pixel_format == 4 else 'I;16'
screenshot = Image.frombytes(mode, (image_w, image_h), packet)
screenshot.save(filename)
print(f'Wrote {image_w}x{image_h} pixels to {filename}')
else:
print('Screenshot header data is invalid')
else:
print('Got screenshot packet without header data')
else:
print(f'Unhandled USB packet - datatype: [{datatype}], length: [{length}]')
def debug_loop(self, isv: bool=False, disks: Optional[list[str]]=None) -> None:
dd = None
current_image = 0
next_image = 0
self.__set_config(self.__CfgId.ROM_WRITE_ENABLE, isv)
self.__set_config(self.__CfgId.ISV_ENABLE, isv)
if (isv):
print('IS-Viewer64 support set to [ENABLED]')
if (self.__get_config(self.__CfgId.ROM_SHADOW_ENABLE)):
print('ROM shadow enabled - IS-Viewer64 will NOT work (use --no-shadow option to disable it)')
if (disks):
dd = DD64Image()
drive_type = None
for path in disks:
try:
dd.load(path)
if (drive_type == None):
drive_type = dd.get_drive_type()
elif (drive_type != dd.get_drive_type()):
raise ValueError('Disk drive type mismatch')
dd.unload()
except ValueError as e:
dd = None
print(f'64DD disabled, incorrect disk images provided: {e}')
break
if (dd):
self.__set_config(self.__CfgId.DD_MODE, self.__DDMode.FULL)
self.__set_config(self.__CfgId.DD_SD_MODE, False)
self.__set_config(self.__CfgId.DD_DRIVE_TYPE, {
'retail': self.__DDDriveType.RETAIL,
'development': self.__DDDriveType.DEVELOPMENT
}[drive_type])
self.__set_config(self.__CfgId.DD_DISK_STATE, self.__DDDiskState.EJECTED)
self.__set_config(self.__CfgId.BUTTON_MODE, self.__ButtonMode.USB_PACKET)
print('64DD enabled, loaded disks:')
for disk in disks:
print(f' - {os.path.basename(disk)}')
print('Press button on SC64 device to cycle through provided disks')
print('Debug loop started, press Ctrl-C to exit')
try:
while (True):
packet = self.__link.get_packet()
if (packet != None):
(cmd, data) = packet
if (cmd == b'D'):
self.__handle_dd_packet(dd, data)
if (cmd == b'I'):
self.__handle_isv_packet(data)
if (cmd == b'U'):
self.__handle_usb_packet(data)
if (cmd == b'B'):
if (not dd.loaded):
dd.load(disks[next_image])
self.__set_config(self.__CfgId.DD_DISK_STATE, self.__DDDiskState.INSERTED)
current_image = next_image
next_image += 1
if (next_image >= len(disks)):
next_image = 0
print(f'64DD disk inserted - {os.path.basename(disks[current_image])}')
else:
self.__set_config(self.__CfgId.DD_DISK_STATE, self.__DDDiskState.EJECTED)
dd.unload()
print(f'64DD disk ejected - {os.path.basename(disks[current_image])}')
except KeyboardInterrupt:
pass
if (dd and dd.loaded):
self.__set_config(self.__CfgId.DD_DISK_STATE, self.__DDDiskState.EJECTED)
if (isv):
self.__set_config(self.__CfgId.ISV_ENABLE, False)
class EnumAction(argparse.Action):
def __init__(self, **kwargs):
type = kwargs.pop('type', None)
if type is None:
raise ValueError('No type was provided')
if not issubclass(type, Enum):
raise TypeError('Provided type is not an Enum subclass')
items = (choice.lower().replace('_', '-') for (choice, _) in type.__members__.items())
kwargs.setdefault('choices', tuple(items))
super(EnumAction, self).__init__(**kwargs)
self.__enum = type
def __call__(self, parser, namespace, values, option_string):
key = str(values).upper().replace('-', '_')
value = self.__enum[key]
setattr(namespace, self.dest, value)
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='SC64 control software')
parser.add_argument('--backup-firmware', help='backup SC64 firmware and write it to specified file')
parser.add_argument('--update-firmware', help='update SC64 firmware from specified file')
parser.add_argument('--reset-state', action='store_true', help='reset SC64 internal state')
parser.add_argument('--print-state', action='store_true', help='print SC64 internal state')
parser.add_argument('--boot', type=SC64.BootMode, action=EnumAction, help='set boot mode')
parser.add_argument('--tv', type=SC64.TVType, action=EnumAction, help='force TV type to set value')
parser.add_argument('--cic', type=SC64.CICSeed, action=EnumAction, help='force CIC seed to set value')
parser.add_argument('--rtc', action='store_true', help='update clock in SC64 to system time')
parser.add_argument('--no-shadow', action='store_false', help='do not put last 128 kB of ROM inside flash memory (can corrupt non EEPROM saves)')
parser.add_argument('--rom', help='upload ROM from specified file')
parser.add_argument('--save-type', type=SC64.SaveType, action=EnumAction, help='set save type')
parser.add_argument('--save', help='upload save from specified file')
parser.add_argument('--backup-save', help='download save and write it to specified file')
parser.add_argument('--ddipl', help='upload 64DD IPL from specified file')
parser.add_argument('--disk', action='append', help='path to 64DD disk (.ndd format), can be specified multiple times')
parser.add_argument('--isv', action='store_true', help='enable IS-Viewer64 support')
parser.add_argument('--debug', action='store_true', help='run debug loop (required for 64DD and IS-Viewer64)')
parser.add_argument('--download-memory', help='download whole memory space and write it to specified file')
parser.add_argument('--bootloader', help='bootloader')
if (len(sys.argv) <= 1):
parser.print_help()
parser.exit()
args = parser.parse_args()
try:
sc64 = SC64()
if (args.backup_firmware):
with open(args.backup_firmware, 'wb+') as f:
print('Generating backup, this might take a while... ', end='', flush=True)
f.write(sc64.backup_firmware())
print('done')
if (args.update_firmware):
with open(args.update_firmware, 'rb+') as f:
print('Updating firmware, this might take a while... ', end='', flush=True)
status_callback = lambda status: print(f'{status} ', end='', flush=True)
sc64.update_firmware(f.read(), status_callback)
print('done')
if (args.bootloader):
with open(args.bootloader, 'rb+') as f:
print('Uploading Bootloader... ', end='', flush=True)
sc64.upload_bootloader(f.read())
print('done')
if (args.reset_state):
sc64.reset_state()
print('SC64 internal state reset')
if (args.print_state):
state = sc64.get_state()
print('Current SC64 internal state:')
for key, value in state.items():
if (hasattr(value, 'name')):
value = getattr(value, 'name')
print(f' {key}: {value}')
if (args.boot != None):
sc64.set_boot_mode(args.boot)
print(f'Boot mode set to [{args.boot.name}]')
if (args.tv != None):
sc64.set_tv_type(args.tv)
print(f'TV type set to [{args.tv.name}]')
if (args.cic != None):
sc64.set_cic_seed(args.cic)
print(f'CIC seed set to [0x{args.cic:X}]')
if (args.rtc):
value = datetime.now()
sc64.set_rtc(value)
print(f'RTC set to [{value.strftime("%Y-%m-%d %H:%M:%S")}]')
if (args.rom):
with open(args.rom, 'rb+') as f:
print('Uploading ROM... ', end='', flush=True)
sc64.upload_rom(f.read(), use_shadow=args.no_shadow)
print('done')
if (args.save_type != None):
sc64.set_save_type(args.save_type)
print(f'Save type set to [{args.save_type.name}]')
if (args.save):
with open(args.save, 'rb+') as f:
print('Uploading save... ', end='', flush=True)
sc64.upload_save(f.read())
print('done')
if (args.ddipl):
with open(args.ddipl, 'rb+') as f:
print('Uploading 64DD IPL... ', end='', flush=True)
sc64.upload_ddipl(f.read())
print('done')
if (args.debug):
sc64.debug_loop(isv=args.isv, disks=args.disk)
if (args.backup_save):
with open(args.backup_save, 'wb+') as f:
print('Downloading save... ', end='', flush=True)
f.write(sc64.download_save())
print('done')
if (args.download_memory):
with open(args.download_memory, 'wb+') as f:
print('Downloading memory... ', end='', flush=True)
f.write(sc64.download_memory())
print('done')
except ValueError as e:
print(f'\nValue error: {e}')
except ConnectionException as e:
print(f'\nSC64 error: {e}')
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