2 # http://www.xilinx.com/support/documentation/user_guides/ug380.pdf
4 if { [info exists CHIPNAME] } {
5 set _CHIPNAME $CHIPNAME
10 # the 4 top bits (28:31) are the die stepping. ignore it.
11 jtag newtap $_CHIPNAME tap -irlen 6 -ignore-version \
12 -expected-id 0x04000093 \
13 -expected-id 0x04001093 \
14 -expected-id 0x04002093 \
15 -expected-id 0x04004093 \
16 -expected-id 0x04024093 \
17 -expected-id 0x04008093 \
18 -expected-id 0x04028093 \
19 -expected-id 0x0400E093 \
20 -expected-id 0x0402E093 \
21 -expected-id 0x04011093 \
22 -expected-id 0x04031093 \
23 -expected-id 0x0401D093 \
24 -expected-id 0x0403D093
26 pld device virtex2 $_CHIPNAME.tap
29 set XC6S_JSHUTDOWN 0x0d
30 set XC6S_JPROGRAM 0x0b
34 proc xc6s_program {tap} {
35 global XC6S_JSHUTDOWN XC6S_JPROGRAM XC6S_JSTART XC6S_BYPASS
36 irscan $tap $XC6S_JSHUTDOWN
37 irscan $tap $XC6S_JPROGRAM
38 irscan $tap $XC6S_JSTART
39 irscan $tap $XC6S_BYPASS
42 #xtp038 and xc3sprog approach
43 proc xc6s_program_iprog {tap} {
44 global XC6S_JSHUTDOWN XC6S_JSTART XC6S_BYPASS XC6S_CFG_IN
45 irscan $tap $XC6S_JSHUTDOWN
47 irscan $tap $XC6S_CFG_IN
48 # xtp038 IPROG 16bit flipped
49 drscan $tap 16 0xffff 16 0x9955 16 0x66aa 16 0x850c 16 0x7000 16 0x0004
50 irscan $tap $XC6S_JSTART
52 irscan $tap $XC6S_BYPASS
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