this is part of the prm file
PROMGEN: Xilinx Prom Generator J.30 Calculating PROM checksum with fill value ff
Format Mcs86 (32-bit) Size 512K PROM start 0000:0000 PROM end 0007:ffff PROM checksum 06e37c23
in Mcs file To calculate the checksum, add all bytes in Record Length, Address, Record Type, and Data fields. The checksum will be the 2's compliment of the sum. but the checksum in prm file is not as same as in mcs file. how can i get the prom checksum.