102 lines
2.3 KiB
Python
102 lines
2.3 KiB
Python
import binascii
|
|
import os
|
|
import sys
|
|
import time
|
|
import shutil
|
|
|
|
LEN = 2 ** 16
|
|
TARGET = os.getcwd()
|
|
SOURCE = sys.argv[1]
|
|
NAME = os.path.basename(sys.argv[1])
|
|
LOC = os.path.dirname(os.path.realpath(__file__))
|
|
|
|
data = open(SOURCE, "r").read()
|
|
print "Load %s, %i bytes" % (SOURCE, len(data))
|
|
data = data[:LEN]
|
|
print "Use %i bytes" % (len(data))
|
|
data = binascii.rlecode_hqx(data)
|
|
print "RLE crunch (%i) bytes" % (len(data))
|
|
|
|
rle_size = len(data)
|
|
cfile = open("/tmp/loader.c", "w")
|
|
hfile = open("/tmp/loader.h", "w")
|
|
parts = []
|
|
cnt = len(data) / ((2 ** 15) - 1)
|
|
r = len(data) - (cnt * ((2 ** 15) - 1))
|
|
for i in range(0, cnt):
|
|
parts.append(((2 ** 15) - 1))
|
|
parts.append(r)
|
|
hfile.write('''/*
|
|
File: %s
|
|
Time: %s
|
|
*/
|
|
#ifndef __FIFO_H__
|
|
#define __FIFO_H__
|
|
|
|
#define LOADER_NAME "%s"
|
|
#define LOADER_COMPRESS "RLE"
|
|
#define ROM_RLE_SIZE %i
|
|
#define ROM_BUFFER_CNT %i
|
|
|
|
''' % (
|
|
os.path.basename(SOURCE),
|
|
time.strftime("%a, %d %b %Y %H:%M:%S", time.localtime()),
|
|
NAME,
|
|
rle_size,
|
|
len(parts)
|
|
))
|
|
|
|
for idx, val in enumerate(parts):
|
|
hfile.write('#define ROM_BUFFER_SIZE%02i %i\n' % (idx + 1, val))
|
|
hfile.write('\n#endif\n')
|
|
hfile.close()
|
|
cfile.write('''/*
|
|
File: %s
|
|
Time: %s
|
|
*/
|
|
#include <avr/pgmspace.h>
|
|
#include <loader.h>
|
|
''')
|
|
|
|
addr = 0
|
|
for idx, val in enumerate(parts):
|
|
cfile.write('''
|
|
const char _rom%02i[ROM_BUFFER_SIZE%02i] PROGMEM = {
|
|
''' % (idx + 1, idx + 1))
|
|
l = addr
|
|
h = addr + parts[idx]
|
|
addr += parts[idx]
|
|
for idx, c in enumerate(data[l:h]):
|
|
c = ord(c)
|
|
if idx < len(data) - 1:
|
|
cfile.write("0x%02x," % c)
|
|
else:
|
|
cfile.write("0x%02x" % c)
|
|
if idx and idx % 16 == 0:
|
|
cfile.write("\n")
|
|
cfile.write('''
|
|
};
|
|
''')
|
|
|
|
cfile.write('PGM_VOID_P _rom[ROM_BUFFER_CNT]= {')
|
|
for idx, val in enumerate(parts):
|
|
if idx < len(parts) - 1:
|
|
cfile.write('''&_rom%02i,''' % (idx + 1))
|
|
else:
|
|
cfile.write('''&_rom%02i''' % (idx + 1))
|
|
cfile.write('''};
|
|
''')
|
|
|
|
cfile.write('const int _rom_size[ROM_BUFFER_CNT] = {')
|
|
for idx, val in enumerate(parts):
|
|
if idx < len(parts) - 1:
|
|
cfile.write('''%i,''' % (val))
|
|
else:
|
|
cfile.write('''%i''' % (val))
|
|
cfile.write('''};
|
|
''')
|
|
cfile.close()
|
|
shutil.copy("/tmp/loader.c", os.path.join(TARGET, "loader.c"))
|
|
shutil.copy("/tmp/loader.h", os.path.join(TARGET, "loader.h"))
|
|
print "Copy loader.h and loader.c to %s" % TARGET
|