29 lines
735 B
Python
29 lines
735 B
Python
# Merges bootloader and application into 1 file for ST Solo
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#
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# Patches settings in flash so bootloader will boot application.
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from intelhex import IntelHex
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import sys
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if len(sys.argv) < 3:
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print('usage: %s <file1.hex> <file2.hex> [...] <output.hex>')
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sys.exit(1)
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def flash_addr(num):
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return 0x08000000 + num * 2048
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PAGES = 128
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APPLICATION_END_PAGE = PAGES - 19
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AUTH_WORD_ADDR = (flash_addr(APPLICATION_END_PAGE)-8)
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first = IntelHex(sys.argv[1])
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for i in range(2, len(sys.argv)-1):
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first.merge(IntelHex( sys.argv[i] ), overlap = 'replace')
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first[AUTH_WORD_ADDR] = 4
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first[AUTH_WORD_ADDR+1] = 5
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first[AUTH_WORD_ADDR+2] = 6
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first[AUTH_WORD_ADDR+3] = 7
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first.tofile(sys.argv[len(sys.argv)-1], format='hex')
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