35 lines
1015 B
Plaintext
35 lines
1015 B
Plaintext
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#------------------------------------------------------------------------------
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# This is Aaron's attempt at a MAGIC file for Xilinx .bit files.
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# Xilinx-Magic@RevRagnarok.com
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# Got the info from FPGA-FAQ 0026
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#
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# First there is the sync header and its length
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0 beshort 0x0009
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>2 belong =0x0ff00ff0
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>>&0 belong =0x0ff00ff0
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>>>&0 beshort =0x0000
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>>>>&0 pstring a Xilinx BIT data
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# Next is a Pascal-style string with the NCD name. We want to capture that.
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>>>>0x0F pstring x - from %s
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# It is followed by a NUL
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>>>>>&1 byte 0x00
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# And then 'b'
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>>>>>&2 string b
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# With the part number:
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#>>>>>&5 string 4v (Virtex4)
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#>>>>>&5 string 2v (Virtex II
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#>>>>>>&0 string !p \b)
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#>>>>>>&0 string p Pro)
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>>>>>&4 pstring x - for %s
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# And then NUL / 'c' / Build Data / NUL / 'd' / Date / NUL / 'e' / Data Length
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>>>>>>&1 byte 0x00
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>>>>>>&2 string c
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>>>>>>&4 pstring x - built %s
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>>>>>>>&1 byte 0x00
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>>>>>>>&2 string d
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>>>>>>>&4 pstring x \b(%s)
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>>>>>>>>&1 byte 0x00
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>>>>>>>>&2 string e
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>>>>>>>>&4 belong x - data length 0x%lx
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