mirror of
git://projects.qi-hardware.com/wernermisc.git
synced 2024-12-19 04:48:05 +02:00
29 lines
669 B
Plaintext
29 lines
669 B
Plaintext
|
#!/usr/bin/perl
|
||
|
|
#
|
||
|
|
# mkboot - generate a bitstream (in .bit format) that boots an M1
|
||
|
|
# with the "regular" bitstream, using UrJTAG
|
||
|
|
#
|
||
|
|
# Hacked 2001 by Werner Almesberger
|
||
|
|
#
|
||
|
|
|
||
|
|
# magic, copied from xilinx_bitstream.c:xlx_bitstream_load_bit
|
||
|
|
print pack("C*",
|
||
|
|
0x00, 0x09, 0x0f, 0xf0, 0x0f, 0xf0, 0x0f, 0xf0,
|
||
|
|
0x0f, 0xf0, 0x00, 0x00, 0x01);
|
||
|
|
|
||
|
|
@seq = (
|
||
|
|
# 0xffff, # DUMMY
|
||
|
|
0xaa99, # Sync(1)
|
||
|
|
0x5566, # Sync(2)
|
||
|
|
0x3261, # write GENERAL1
|
||
|
|
0x0000, # start address 15:0
|
||
|
|
0x3281, # write GENERAL2
|
||
|
|
0x0037, # start address 23:16
|
||
|
|
0x30a1, # write CMD
|
||
|
|
0x000e); # IPROG
|
||
|
|
# 0x2000); # NOP
|
||
|
|
|
||
|
|
print pack("aN", "e", 2*@seq);
|
||
|
|
|
||
|
|
print pack("n*", @seq);
|