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dumpy

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Polprzewodnikowy 2021-08-28 21:35:39 +02:00
parent 30ff67139b
commit 6f2fc61b9b
4 changed files with 132 additions and 2 deletions
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3
fw/SummerCart64.qsf
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@ -19,7 +19,7 @@
#
# Quartus Prime
# Version 20.1.1 Build 720 11/11/2020 SJ Lite Edition
# Date created = 17:57:25 August 28, 2021
# Date created = 21:34:30 August 28, 2021
#
# -------------------------------------------------------------------------- #
#
@ -196,7 +196,6 @@ set_global_assignment -name FAMILY "MAX 10"
set_global_assignment -name DEVICE_FILTER_PACKAGE EQFP
set_global_assignment -name DEVICE_FILTER_PIN_COUNT 144
set_global_assignment -name DEVICE_FILTER_SPEED_GRADE 8
set_global_assignment -name TOP_LEVEL_ENTITY SummerCart64
set_global_assignment -name PROJECT_IP_REGENERATION_POLICY ALWAYS_REGENERATE_IP
set_global_assignment -name VHDL_INPUT_VERSION VHDL_2008
set_global_assignment -name VHDL_SHOW_LMF_MAPPING_MESSAGES OFF

22
fw/cpu/controller/process.c
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@ -100,6 +100,28 @@ void process_usb (void) {
} else if (cmd == 'C') {
cfg_update_config(args);
state = 3;
} else if (cmd == 'Q') {
if (USB->SCR & USB_SCR_TXE) {
switch (current_byte) {
case 0: USB->DR = cic_type >> 8; break;
case 1: USB->DR = cic_type; break;
case 2: USB->DR = ((tv_type & 0x3) << 4) | (save_type & 0x7); break;
case 3: USB->DR = CFG->SCR; break;
case 4: USB->DR = (CFG->SAVE_OFFSET >> 24); break;
case 5: USB->DR = (CFG->SAVE_OFFSET >> 16); break;
case 6: USB->DR = (CFG->SAVE_OFFSET >> 8); break;
case 7: USB->DR = (CFG->SAVE_OFFSET >> 0); break;
case 8: USB->DR = (CFG->DD_OFFSET >> 24); break;
case 9: USB->DR = (CFG->DD_OFFSET >> 16); break;
case 10: USB->DR = (CFG->DD_OFFSET >> 8); break;
case 11: USB->DR = (CFG->DD_OFFSET >> 0); break;
}
current_byte += 1;
if (current_byte == 12) {
state = 3;
current_byte = 0;
}
}
} else {
state = 3;
is_error = 1;

7
sw/dumpy/.gitignore vendored Normal file
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@ -0,0 +1,7 @@
*.dat
*.srm
*.eep
*.fla
*.n64
*.z64
*.v64

102
sw/dumpy/dum.py Normal file
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@ -0,0 +1,102 @@
import os
import serial
import sys
class SC64:
__SDRAM_SIZE = 64 * 1024 * 1024
def __init__(self, port):
self.__serial = serial.Serial(port)
self.__query_config()
def __query_config(self):
self.__serial.write(b'CMDQ')
self.__serial.write(bytes(8))
config_raw = self.__serial.read(12)
if (self.__serial.read(4).decode() != 'CMPQ'):
raise Exception('Bad query response')
self.__save_type = config_raw[2] & 0x07
self.__save_offset = int.from_bytes(config_raw[4:8], byteorder='big')
def __save_length(self):
return {
0: 0,
1: 512,
2: 2048,
3: (32 * 1024),
4: (128 * 1024),
5: (3 * 32 * 1024),
6: (128 * 1024),
7: 0
}[self.__save_type]
def dump_save(self, file):
length = self.__save_length()
if (length == 0):
raise Exception('No save type is selected')
self.__serial.write(b'CMDR')
self.__serial.write(self.__save_offset.to_bytes(4, byteorder='big'))
self.__serial.write(length.to_bytes(4, byteorder='big'))
save = self.__serial.read(length)
response = self.__serial.read(4)
if (response.decode() == 'CMPR'):
with open(file, 'wb') as f:
f.write(save)
else:
raise Exception('There was a problem while dumping save data')
def redump_save(self, file):
length = self.__save_length()
if (not length):
raise Exception('No save type is selected')
if (os.path.getsize(file) != length):
raise Exception('Wrong save file size')
with open(file, 'rb') as f:
self.__serial.write(b'CMDW')
self.__serial.write(self.__save_offset.to_bytes(4, byteorder='big'))
self.__serial.write(length.to_bytes(4, byteorder='big'))
self.__serial.write(f.read())
response = self.__serial.read(4)
if (response.decode() != 'CMPW'):
raise Exception('There was a problem while redumping save data')
def dump_all(self, file):
self.__serial.write(b'CMDR')
self.__serial.write((0).to_bytes(4, byteorder='big'))
self.__serial.write((self.__SDRAM_SIZE).to_bytes(4, byteorder='big'))
save = self.__serial.read(self.__SDRAM_SIZE)
response = self.__serial.read(4)
if (response.decode() == 'CMPR'):
with open(file, 'wb') as f:
f.write(save)
else:
raise Exception('There was a problem while dumping all data')
mode = 'r'
file = 'save.dat'
port = 'COM5'
if (len(sys.argv) >= 2):
mode = sys.argv[1]
if (len(sys.argv) >= 3):
file = sys.argv[2]
if (len(sys.argv) >= 4):
port = sys.argv[3]
sc64 = SC64(port)
if (mode == 'r'):
sc64.dump_save(file)
elif (mode == 'w'):
sc64.redump_save(file)
elif (mode == 'a'):
sc64.dump_all(file)