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# Copyright (c) 2011, Peter A. Bigot, licensed under New BSD (see COPYING)
# This file is part of msp430mcu (http://sourceforge.net/projects/mspgcc/)
#
# Generate linker scripts to define the memory regions supported on
# particular MSP430 chips.
import sys
import csv
import os
import msp430mcu
msp430mcu.load_devices()
def writeMemory (mcu, mdir):
try:
os.makedirs(mdir)
except OSError, e:
pass
mpath = os.path.join(mdir, 'memory.x')
outf = file(mpath, 'w')
outf.write(mcu.regionSection())
outf.write('''
REGION_ALIAS("REGION_TEXT", rom);
REGION_ALIAS("REGION_DATA", ram);
REGION_ALIAS("REGION_FAR_ROM", far_rom);
''')
if 0 < mcu.infomem.segment_size:
outf.write('PROVIDE (__info_segment_size = 0x%x);\n' % (mcu.infomem.segment_size,))
if 0 < mcu.infod.origin:
outf.write('PROVIDE (__infod = 0x%04x);\n' % (mcu.infod.origin,))
if 0 < mcu.infoc.origin:
outf.write('PROVIDE (__infoc = 0x%04x);\n' % (mcu.infoc.origin,))
if 0 < mcu.infob.origin:
outf.write('PROVIDE (__infob = 0x%04x);\n' % (mcu.infob.origin,))
if 0 < mcu.infoa.origin:
outf.write('PROVIDE (__infoa = 0x%04x);\n' % (mcu.infoa.origin,))
for mcu in msp430mcu.KnownDevices:
mdir = os.path.join(msp430mcu.analysis_dir, 'ldscripts', mcu.mcu)
writeMemory(mcu, mdir)
if mcu.mergeRegions(mcu.usbram, mcu.ram):
writeMemory(mcu, os.path.join(mdir, 'nousb'))
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