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- #------------------------------------------------------------------------------
- # This is Aaron's attempt at a MAGIC file for Xilinx .bit files.
- # Xilinx-Magic@RevRagnarok.com
- # Got the info from FPGA-FAQ 0026
- #
- # First there is the sync header and its length
- 0 beshort 0x0009
- >2 belong =0x0ff00ff0
- >>&0 belong =0x0ff00ff0
- >>>&0 beshort =0x0000
- >>>>&0 pstring a Xilinx BIT data
- # Next is a Pascal-style string with the NCD name. We want to capture that.
- >>>>0x0F pstring x - from %s
- # It is followed by a NUL
- >>>>>&1 byte 0x00
- # And then 'b'
- >>>>>&2 string b
- # With the part number:
- #>>>>>&5 string 4v (Virtex4)
- #>>>>>&5 string 2v (Virtex II
- #>>>>>>&0 string !p \b)
- #>>>>>>&0 string p Pro)
- >>>>>&4 pstring x - for %s
- # And then NUL / 'c' / Build Data / NUL / 'd' / Date / NUL / 'e' / Data Length
- >>>>>>&1 byte 0x00
- >>>>>>&2 string c
- >>>>>>&4 pstring x - built %s
- >>>>>>>&1 byte 0x00
- >>>>>>>&2 string d
- >>>>>>>&4 pstring x \b(%s)
- >>>>>>>>&1 byte 0x00
- >>>>>>>>&2 string e
- >>>>>>>>&4 belong x - data length 0x%lx
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