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+
+#------------------------------------------------------------------------------
+# $File: xilinx,v 1.10 2022/12/18 14:59:32 christos Exp $
+# This is Aaron's attempt at a MAGIC file for Xilinx .bit files.
+# Xilinx-Magic@RevRagnarok.com
+# Got the info from FPGA-FAQ 0026
+#
+# Rewritten to use pstring/H instead of hardcoded lengths by O. Freyermuth,
+# fixes at least reading of bitfiles from Spartan 2, 3, 6.
+# http://www.fpga-faq.com/FAQ_Pages/0026_Tell_me_about_bit_files.htm
+#
+# First there is the sync header and its length
+0 beshort 0x0009
+>2 belong =0x0ff00ff0
+>>&0 belong =0x0ff00ff0
+>>>&0 byte =0x00
+>>>&1 beshort =0x0001
+>>>&3 string a Xilinx BIT data
+# Next is a Pascal-style string with the NCD name. We want to capture that.
+>>>>&0 pstring/H x - from %s
+# And then 'b'
+>>>>>&1 string b
+# Then the model / part number:
+>>>>>>&0 pstring/H x - for %s
+# Then 'c'
+>>>>>>>&1 string c
+# Then the build-date
+>>>>>>>>&0 pstring/H x - built %s
+# Then 'd'
+>>>>>>>>>&1 string d
+# Then the build-time
+>>>>>>>>>>&0 pstring/H x \b(%s)
+# Then 'e'
+>>>>>>>>>>>&1 string e
+# And length of data
+>>>>>>>>>>>>&0 belong x - data length %#x
+
+# Raw bitstream files
+0 long 0xffffffff
+>&0 belong 0xaa995566 Xilinx RAW bitstream (.BIN)
+
+# AXLF (xclbin) files used by AMD/Xilinx accelerators.
+# The file format is defined by XRT source tree:
+# https://github.com/Xilinx/XRT/blob/master/src/runtime_src/core/include/xclbin.h
+# Display file size, creation date, accelerator shell name, xclbin uuid and
+# number of sections.
+
+0 string xclbin2 AMD/Xilinx accelerator AXLF (xclbin) file
+>0x130 lequad x \b, %lld bytes
+>0x138 leqdate x \b, created %s
+>0x160 string >0 \b, shell "%.64s"
+>0x1a0 ubelong x \b, uuid %08x
+>0x1a4 ubeshort x \b-%04x
+>0x1a6 ubeshort x \b-%04x
+>0x1a8 ubeshort x \b-%04x
+>0x1aa ubelong x \b-%08x
+>0x1ae ubeshort x \b%04x
+>0x1c0 lelong x \b, %d sections \ No newline at end of file