24 lines
779 B
Python
24 lines
779 B
Python
#!/usr/bin/python
|
|
# This script generates an example trace for DDR3
|
|
#
|
|
#<addressmapping>
|
|
# <channel from="128" to="128" /> <!-- only one channel -->
|
|
# <bank from="27" to="29" />
|
|
# <row from="13" to="26" /> 26 downto 13 --> 2^14 = 16384
|
|
# <column from="3" to="12" /> Burstlength = 8 --> 8 down bits always zero --> 12 downto 3 --> 7 --> 2^7 = 128
|
|
# <bytes from="0" to="2" /> 2^3 = 8
|
|
#</addressmapping>
|
|
|
|
numberOfRows = 16384
|
|
numberOfColumns = 128
|
|
byteOffset = 64
|
|
bankOffset = numberOfRows * numberOfColumns
|
|
|
|
# Write to Bank 0
|
|
for x in range(0, bankOffset):
|
|
print "{0:d}:\tread\t0x{1:X}".format(x,(x*byteOffset))
|
|
|
|
# Write to Bank 1
|
|
for x in range(bankOffset, 2*bankOffset):
|
|
print "{0:d}:\tread\t0x{1:X}".format(x,(x*byteOffset))
|