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Rev | Author | Line No. | Line |
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268 | palkovsky | 1 | #!/usr/bin/env python |
2 | |||
3 | import sys |
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4 | import struct |
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5 | import re |
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6 | |||
7 | symline = re.compile(r'(0x[a-f0-9]+)\s+([^\s]+)$') |
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270 | palkovsky | 8 | fileline = re.compile(r'[^\s]+\s+0x[a-f0-9]+\s+0x[a-f0-9]+\s+([^\s]+\.o)$') |
268 | palkovsky | 9 | |
270 | palkovsky | 10 | MAXSTRING=63 |
11 | symtabfmt = "<Q%ds" % (MAXSTRING+1) |
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12 | |||
268 | palkovsky | 13 | def read_symbols(inp): |
14 | while 1: |
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15 | line = inp.readline() |
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16 | if not line: |
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17 | return |
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18 | if 'memory map' in line: |
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19 | break |
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20 | |||
21 | symtable = {} |
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270 | palkovsky | 22 | filename = '' |
268 | palkovsky | 23 | while 1: |
24 | line = inp.readline() |
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25 | if not line.strip(): |
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26 | continue |
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27 | if line[0] not in (' ','.'): |
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28 | break |
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29 | line = line.strip() |
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270 | palkovsky | 30 | # Search for file name |
31 | res = fileline.match(line) |
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32 | if res: |
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33 | filename = res.group(1) |
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34 | # Search for symbols |
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268 | palkovsky | 35 | res = symline.match(line) |
36 | if res: |
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270 | palkovsky | 37 | symtable[int(res.group(1),16)] = filename + ':' + res.group(2) |
268 | palkovsky | 38 | return symtable |
39 | |||
40 | def generate(inp, out): |
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41 | symtab = read_symbols(inp) |
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42 | if not symtab: |
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43 | print "Bad kernel.map format, empty." |
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44 | sys.exit(1) |
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45 | addrs = symtab.keys() |
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46 | addrs.sort() |
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47 | for addr in addrs: |
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48 | # Do not write address 0, it indicates end of data |
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49 | if addr == 0: |
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50 | continue |
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51 | data = struct.pack(symtabfmt,addr,symtab[addr][:MAXSTRING]) |
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52 | out.write(data) |
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53 | out.write(struct.pack(symtabfmt,0,'')) |
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54 | |||
55 | def main(): |
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56 | if len(sys.argv) != 3: |
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57 | print "Usage: %s <kernel.map> <output.bin>" % sys.argv[0] |
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58 | sys.exit(1) |
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59 | |||
60 | inp = open(sys.argv[1],'r') |
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61 | out = open(sys.argv[2],'w') |
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62 | generate(inp,out) |
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63 | inp.close() |
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64 | out.close() |
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65 | |||
66 | if __name__ == '__main__': |
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67 | main() |