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@@ -4,15 +4,15 @@ import sys
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import time
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import shutil
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-LEN = 2**16
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+LEN = 2 ** 16
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huffman = False
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-TARGET=os.getcwd()
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-SOURCE=sys.argv[1]
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+TARGET = os.getcwd()
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+SOURCE = sys.argv[1]
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+LOC = os.path.dirname(os.path.realpath(__file__))
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+HUFFMAN_ENCODER = os.path.join(LOC, "..", "tools", "huffman", "huffman-encode")
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-HUFFMAN_ENCODER="/Users/david/Devel/arch/avr/code/quickdev16/packages/huffman/huffman-encode"
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-
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-data = open(SOURCE,"r").read()
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-print "Load %s, %i bytes" % (SOURCE,len(data))
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+data = open(SOURCE, "r").read()
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+print "Load %s, %i bytes" % (SOURCE, len(data))
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data = data[:LEN]
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print "Use %i bytes" % (len(data))
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data = binascii.rlecode_hqx(data)
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@@ -21,33 +21,30 @@ print "RLE crunch (%i) bytes" % (len(data))
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rle_size = len(data)
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huffman_size = 0
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-if huffman == True:
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- binfile = open("/tmp/loader.rle","w")
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+if huffman:
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+ binfile = open("/tmp/loader.rle", "w")
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binfile.write(data)
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binfile.close()
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cmd = "%s /tmp/loader.rle" % HUFFMAN_ENCODER
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print cmd
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os.system(cmd)
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- data = open("/tmp/loader.rle.hfm","r").read()
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+ data = open("/tmp/loader.rle.hfm", "r").read()
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print "HUFFMAN crunch (%i) bytes" % (len(data))
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huffman_size = len(data)
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os.unlink("/tmp/loader.rle")
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os.unlink("/tmp/loader.rle.hfm")
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-
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-cfile = open("/tmp/loader.c","w")
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-hfile = open("/tmp/loader.h","w")
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-
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+cfile = open("/tmp/loader.c", "w")
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+hfile = open("/tmp/loader.h", "w")
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parts = []
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-cnt = len(data) / ((2**15) -1 )
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-r = len(data) - (cnt * ((2**15) -1))
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+cnt = len(data) / ((2 ** 15) - 1)
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+r = len(data) - (cnt * ((2 ** 15) - 1))
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for i in range(0, cnt):
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- parts.append(((2**15) -1 ))
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+ parts.append(((2 ** 15) - 1))
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parts.append(r)
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-
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hfile.write('''/*
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-File: %s
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+File: %s
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Time: %s
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*/
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#ifndef __FIFO_H__
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@@ -57,65 +54,63 @@ Time: %s
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#define ROM_RLE_SIZE %i
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#define ROM_BUFFER_CNT %i
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-''' % (os.path.basename(SOURCE),time.strftime("%a, %d %b %Y %H:%M:%S",
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- time.localtime()), huffman_size, rle_size,len(parts)))
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-
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-
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-for idx,val in enumerate(parts):
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- hfile.write('#define ROM_BUFFER_SIZE%02i %i\n' % (idx+1,val))
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-
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+''' % (
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+ os.path.basename(SOURCE),
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+ time.strftime("%a, %d %b %Y %H:%M:%S", time.localtime()),
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+ huffman_size,
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+ rle_size,
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+ len(parts)
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+))
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+for idx, val in enumerate(parts):
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+ hfile.write('#define ROM_BUFFER_SIZE%02i %i\n' % (idx + 1, val))
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hfile.write('\n#endif\n')
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hfile.close()
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cfile.write('''/*
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-File: %s
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+File: %s
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Time: %s
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*/
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-#include <avr/pgmspace.h>
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-#include <loader.h>
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+#include <avr/pgmspace.h>
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+#include <loader.h>
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''')
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-
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addr = 0
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-for idx,val in enumerate(parts):
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+for idx, val in enumerate(parts):
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cfile.write('''
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const char _rom%02i[ROM_BUFFER_SIZE%02i] PROGMEM = {
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-''' % (idx+1,idx+1))
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- l = addr
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+''' % (idx + 1, idx + 1))
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+ l = addr
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h = addr + parts[idx]
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- addr+= parts[idx]
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- for idx,c in enumerate(data[l:h]):
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+ addr += parts[idx]
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+ for idx, c in enumerate(data[l:h]):
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c = ord(c)
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- if idx<len(data)-1:
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+ if idx < len(data) - 1:
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cfile.write("0x%02x," % c)
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else:
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cfile.write("0x%02x" % c)
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- if idx and idx%16==0:
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+ if idx and idx % 16 == 0:
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cfile.write("\n")
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cfile.write('''
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};
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''')
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cfile.write('PGM_VOID_P _rom[ROM_BUFFER_CNT]= {')
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-for idx,val in enumerate(parts):
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- if idx<len(parts)-1:
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- cfile.write('''&_rom%02i,''' % (idx+1))
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+for idx, val in enumerate(parts):
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+ if idx < len(parts) - 1:
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+ cfile.write('''&_rom%02i,''' % (idx + 1))
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else:
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- cfile.write('''&_rom%02i''' % (idx+1))
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+ cfile.write('''&_rom%02i''' % (idx + 1))
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cfile.write('''};
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''')
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cfile.write('const int _rom_size[ROM_BUFFER_CNT] = {')
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-for idx,val in enumerate(parts):
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- if idx<len(parts)-1:
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+for idx, val in enumerate(parts):
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+ if idx < len(parts) - 1:
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cfile.write('''%i,''' % (val))
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else:
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cfile.write('''%i''' % (val))
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cfile.write('''};
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''')
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-
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cfile.close()
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-
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-shutil.copy("/tmp/loader.c", os.path.join(TARGET,"loader.c"))
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-shutil.copy("/tmp/loader.h", os.path.join(TARGET,"loader.h"))
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-
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+shutil.copy("/tmp/loader.c", os.path.join(TARGET, "loader.c"))
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+shutil.copy("/tmp/loader.h", os.path.join(TARGET, "loader.h"))
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