mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2025-10-31 03:05:48 +01:00
100 lines
4.0 KiB
Python
100 lines
4.0 KiB
Python
#!/usr/bin/env python
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import sys, lz4, os
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from struct import unpack as up
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def lz4_compress(data):
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try:
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import lz4.block as block
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except ImportError:
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block = lz4.LZ4_compress
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return block.compress(data, 'high_compression', store_size=False)
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def read_file(fn):
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with open(fn, 'rb') as f:
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return f.read()
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def write_file(fn, data):
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with open(fn, 'wb') as f:
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f.write(data)
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def get_param_size(soc):
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return {
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'erista' : 0x1340,
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'mariko' : 0x10CC,
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}[soc]
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def main(argc, argv):
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if argc != 1:
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print('Usage: %s' % argv[0])
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return 1
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params = {
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'erista' : {},
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'mariko' : {},
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}
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compressed_params = {
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'erista' : {},
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'mariko' : {},
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}
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for board in os.listdir('mtc_tables/bin'):
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if board.startswith('T210b01Sdev'):
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soc = 'mariko'
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count = 3
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else:
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assert board.startswith('T210Sdev')
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soc = 'erista'
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count = 10
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assert os.listdir('mtc_tables/bin/%s' % board) == ['%d.bin' % i for i in xrange(count)]
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params[soc][board] = []
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compressed_params[soc][board] = []
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for i in xrange(count):
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uncompressed = read_file(os.path.join('mtc_tables/bin/%s' % board, '%d.bin' % i))
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assert len(uncompressed) == get_param_size(soc)
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compressed = lz4_compress(uncompressed)
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params[soc][board].append(uncompressed)
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compressed_params[soc][board].append(compressed)
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try:
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os.makedirs('mtc_tables/lz/%s' % board)
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except:
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pass
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write_file(os.path.join('mtc_tables/lz/%s' % board, '%d.lz4' % i), compressed)
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for soc in ('erista', 'mariko'):
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with open('source/mtc/fusee_mtc_tables_%s.inc' % soc, 'w') as f:
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f.write('%s\n' % "/*")
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f.write('%s\n' % " * Copyright (c) Atmosph\xc3\xa8re-NX")
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f.write('%s\n' % " *")
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f.write('%s\n' % " * This program is free software; you can redistribute it and/or modify it")
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f.write('%s\n' % " * under the terms and conditions of the GNU General Public License,")
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f.write('%s\n' % " * version 2, as published by the Free Software Foundation.")
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f.write('%s\n' % " *")
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f.write('%s\n' % " * This program is distributed in the hope it will be useful, but WITHOUT")
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f.write('%s\n' % " * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or")
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f.write('%s\n' % " * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for")
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f.write('%s\n' % " * more details.")
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f.write('%s\n' % " *")
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f.write('%s\n' % " * You should have received a copy of the GNU General Public License")
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f.write('%s\n' % " * along with this program. If not, see <http://www.gnu.org/licenses/>.")
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f.write('%s\n' % " */")
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f.write('\n')
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for board in compressed_params[soc].keys():
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data_1600 = params[soc][board][-1]
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data_800 = params[soc][board][-4] if soc == 'erista' else ''
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data_204 = params[soc][board][0] if soc == 'mariko' else params[soc][board][3]
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assert up('<I', data_1600[0x40:0x44])[0] == 1600000
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assert up('<I', data_204[0x40:0x44])[0] == 204000
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if soc == 'erista':
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assert up('<I', data_800[0x40:0x44])[0] == 800000
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if soc == 'mariko':
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data = lz4_compress(data_204 + data_1600)
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else:
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data = data_204 + data_800 + data_1600
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f.write('%s\n' % ('constexpr const u8 %s[0x%03X] = {' % (board, len(data))))
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while data:
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block = data[:0x10]
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data = data[0x10:]
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f.write(' %s\n' % (', '.join('0x%02X' % ord(c) for c in block) + ','))
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f.write('};\n\n')
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return 0
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if __name__ == '__main__':
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sys.exit(main(len(sys.argv), sys.argv))
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