#!/usr/bin/env python
|
#!/usr/bin/env python
|
#
|
#
|
# Intel Hex to Verilog Memory format converter
|
# Intel Hex to Verilog Memory format converter
|
#
|
#
|
# Copyright (c) 2004 Guy Hutchison (ghutchis@opencores.org)
|
# Copyright (c) 2004 Guy Hutchison (ghutchis@opencores.org)
|
#
|
#
|
# Permission is hereby granted, free of charge, to any person obtaining a
|
# Permission is hereby granted, free of charge, to any person obtaining a
|
# copy of this software and associated documentation files (the "Software"),
|
# copy of this software and associated documentation files (the "Software"),
|
# to deal in the Software without restriction, including without limitation
|
# to deal in the Software without restriction, including without limitation
|
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
# and/or sell copies of the Software, and to permit persons to whom the
|
# and/or sell copies of the Software, and to permit persons to whom the
|
# Software is furnished to do so, subject to the following conditions:
|
# Software is furnished to do so, subject to the following conditions:
|
#
|
#
|
# The above copyright notice and this permission notice shall be included
|
# The above copyright notice and this permission notice shall be included
|
# in all copies or substantial portions of the Software.
|
# in all copies or substantial portions of the Software.
|
#
|
#
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
|
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
|
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
|
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
|
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
|
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
|
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
|
class mem_image:
|
class mem_image:
|
def __init__ (self):
|
def __init__ (self):
|
self.min = 100000
|
self.min = 100000
|
self.max = -1
|
self.max = -1
|
self.map = {}
|
self.map = {}
|
self.bcount = 0
|
self.bcount = 0
|
|
|
def load_ihex (self, infile):
|
def load_ihex (self, infile):
|
ifh = open (infile, 'r')
|
ifh = open (infile, 'r')
|
|
|
line = ifh.readline()
|
line = ifh.readline()
|
while (line != ''):
|
while (line != ''):
|
if (line[0] == ':'):
|
if (line[0] == ':'):
|
rlen = int(line[1:3], 16)
|
rlen = int(line[1:3], 16)
|
addr = int(line[3:7], 16)
|
addr = int(line[3:7], 16)
|
rtyp = int(line[7:9], 16)
|
rtyp = int(line[7:9], 16)
|
ptr = 9
|
ptr = 9
|
for i in range (0, rlen):
|
for i in range (0, rlen):
|
laddr = addr + i
|
laddr = addr + i
|
val = int(line[9+i*2:9+i*2+2], 16)
|
val = int(line[9+i*2:9+i*2+2], 16)
|
self.map[laddr] = val
|
self.map[laddr] = val
|
self.bcount += 1
|
self.bcount += 1
|
if (laddr > self.max): self.max = laddr
|
if (laddr > self.max): self.max = laddr
|
if (laddr < self.min): self.min = laddr
|
if (laddr < self.min): self.min = laddr
|
|
|
line = ifh.readline()
|
line = ifh.readline()
|
|
|
ifh.close()
|
ifh.close()
|
|
|
def save_vmem (self, outfile, start=-1, stop=-1):
|
def save_vmem (self, outfile, start=-1, stop=-1):
|
if (start == -1): start = self.min
|
if (start == -1): start = self.min
|
if (stop == -1): stop = self.max
|
if (stop == -1): stop = self.max
|
|
|
ofh = open (outfile, 'w')
|
ofh = open (outfile, 'w')
|
for addr in range(start, stop+1):
|
for addr in range(start, stop+1):
|
if self.map.has_key (addr):
|
if self.map.has_key (addr):
|
ofh.write ("@%02x %02x\n" % (addr, self.map[addr]))
|
ofh.write ("@%02x %02x\n" % (addr, self.map[addr]))
|
ofh.close()
|
ofh.close()
|
|
|
def ihex2mem (infile, outfile):
|
def ihex2mem (infile, outfile):
|
ifh = open (infile, 'r')
|
ifh = open (infile, 'r')
|
ofh = open (outfile, 'w')
|
ofh = open (outfile, 'w')
|
|
|
bcount = 0
|
bcount = 0
|
line = ifh.readline()
|
line = ifh.readline()
|
while (line != ''):
|
while (line != ''):
|
if (line[0] == ':'):
|
if (line[0] == ':'):
|
rlen = int(line[1:3], 16)
|
rlen = int(line[1:3], 16)
|
addr = int(line[3:7], 16)
|
addr = int(line[3:7], 16)
|
rtyp = int(line[7:9], 16)
|
rtyp = int(line[7:9], 16)
|
ptr = 9
|
ptr = 9
|
for i in range (0, rlen):
|
for i in range (0, rlen):
|
val = int(line[9+i*2:9+i*2+2], 16)
|
val = int(line[9+i*2:9+i*2+2], 16)
|
ofh.write ("@%02x %02x\n" % (addr+i, val))
|
ofh.write ("@%02x %02x\n" % (addr+i, val))
|
bcount += 1
|
bcount += 1
|
|
|
line = ifh.readline()
|
line = ifh.readline()
|
|
|
ifh.close()
|
ifh.close()
|
ofh.close()
|
ofh.close()
|
|
|
return bcount
|
return bcount
|
|
|
def cmdline ():
|
def cmdline ():
|
import sys
|
import sys
|
|
|
infile = sys.argv[1]
|
infile = sys.argv[1]
|
outfile = sys.argv[2]
|
outfile = sys.argv[2]
|
|
|
#bc = ihex2mem (infile, outfile)
|
#bc = ihex2mem (infile, outfile)
|
conv = mem_image()
|
conv = mem_image()
|
conv.load_ihex(infile)
|
conv.load_ihex(infile)
|
conv.save_vmem(outfile)
|
conv.save_vmem(outfile)
|
print "Converted %d bytes from %s to %s" % (conv.bcount, infile, outfile)
|
print "Converted %d bytes from %s to %s" % (conv.bcount, infile, outfile)
|
|
|
if __name__ == '__main__':
|
if __name__ == '__main__':
|
cmdline()
|
cmdline()
|
|
|
|
|
