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annotate calypso-jtag/taps-only.cfg @ 56:d4357e6d6679

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checking in some Calypso JTAG experiments
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 12 May 2019 04:11:30 +0000
parents
children 2092878ec699
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56
d4357e6d6679 checking in some Calypso JTAG experiments
Mychaela Falconia <falcon@freecalypso.org>
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1 # The Calypso target is connected to an unbuffered FT2232D adapter
d4357e6d6679 checking in some Calypso JTAG experiments
Mychaela Falconia <falcon@freecalypso.org>
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2 # acting as the JTAG interface following Mother Mychaela's method,
d4357e6d6679 checking in some Calypso JTAG experiments
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3 # ADBUS7 is wired to the reset pin on TI's 14-pin connector.
d4357e6d6679 checking in some Calypso JTAG experiments
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4 # This OpenOCD config sets up the TAPs and nSRST control ability,
d4357e6d6679 checking in some Calypso JTAG experiments
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5 # but no ARM7 target yet.
d4357e6d6679 checking in some Calypso JTAG experiments
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6
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7 interface ftdi
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8 ftdi_vid_pid 0x0403 0x7151
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9
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10 ftdi_layout_init 0x0088 0x00fb
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11 ftdi_layout_signal nSRST -data 0x0080 -oe 0x0080
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12
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13 transport select jtag
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14
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15 adapter_khz 6000
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16 reset_config srst_only srst_push_pull
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17
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18 if { [info exists CHIPNAME] } {
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19 set _CHIPNAME $CHIPNAME
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20 } else {
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21 set _CHIPNAME calypso
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22 }
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23
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24 if { [info exists ENDIAN] } {
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25 set _ENDIAN $ENDIAN
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26 } else {
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27 set _ENDIAN little
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28 }
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29
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30 if { [info exists CPUTAPID] } {
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31 set _CPUTAPID $CPUTAPID
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32 } else {
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33 set _CPUTAPID 0x3100e02f
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34 }
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35
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36 jtag newtap $_CHIPNAME dsp -irlen 8
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37 jtag newtap $_CHIPNAME arm -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID