| 0,0 → 1,51 |
|---|
| #!/usr/bin/python |
| # ====================================================================== |
| # check.py - Check section sizes and other constraints |
| # |
| # Copyright (C) 2006 Dick Streefland |
| # |
| # This is free software, licensed under the terms of the GNU General |
| # Public License as published by the Free Software Foundation. |
| # ====================================================================== |
| |
| import os, sys |
| |
| stacksize = 32 |
| flashsize = 2048 |
| ramsize = 128 |
| |
| if len(sys.argv) > 2: |
| stacksize = int(sys.argv[2]) |
| if len(sys.argv) > 3: |
| flashsize = int(sys.argv[3]) |
| if len(sys.argv) > 4: |
| ramsize = int(sys.argv[4]) |
| |
| max_sram = ramsize - stacksize |
| |
| for line in os.popen('avr-objdump -ht ' + sys.argv[1]).readlines(): |
| a = line.split() |
| if len(a) == 7: |
| if a[1] == '.text': |
| text = int(a[2], 16) |
| if a[1] == '.data': |
| data = int(a[2], 16) |
| if a[1] == '.bss': |
| bss = int(a[2], 16) |
| if len(a) == 5 and a[4] == 'crc4tab': |
| crc4tab = int(a[0], 16) |
| print 'text: %d, data: %d, bss: %d' % (text, data, bss) |
| |
| status = 0 |
| overflow = text + data - flashsize |
| if overflow > 0: |
| print 'ERROR: Flash size limit exceeded by %d bytes.' % overflow |
| status = 1 |
| overflow = bss + data - max_sram |
| if overflow > 0: |
| print 'ERROR: SRAM size limit exceeded by %d bytes.' % overflow |
| status = 1 |
| if (crc4tab & 0xff) > 0xf0: |
| print 'ERROR: The table crc4tab should not cross a page boundary.' |
| status = 1 |
| sys.exit(status) |