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Allow use of OpenOCD for the Crosslink-NX #515

Merged
merged 1 commit into from
Aug 28, 2023
Merged

Allow use of OpenOCD for the Crosslink-NX #515

merged 1 commit into from
Aug 28, 2023

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josuah
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@josuah josuah commented Aug 2, 2023

This adds the support for Crosslink-NX EVN FTDI in JTAG mode, through OpenOCD.
This does not yet permit to use the JTAG for a serial connection with the bus (JTAGBone), as the JTAG instance is still not figured out, but hopefully I'll get there soon!

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josuah commented Aug 2, 2023

The result here:

litex@localhost:~/litex-boards/litex_boards$ targets/lattice_crosslink_nx_evn.py --programmer=openocd --load
[...]
IDCODE in bitstream is 0x110f1043
Open On-Chip Debugger 0.12.0+dev-00274-g7023deb06 (2023-07-28-15:14)
Licensed under GNU GPL v2
For bug reports, read
        http://openocd.org/doc/doxygen/bugs.html
Warn : Transport "jtag" was already selected
Info : ftdi: if you experience problems at higher adapter clocks, try the command "ftdi tdo_sample_edge falling"
Info : clock speed 25000 kHz
Info : JTAG tap: crosslink_nx.tap tap/device found: 0x110f1043 (mfg: 0x021 (Lattice Semi.), part: 0x10f1, ver: 0x1)
Warn : gdb services need one or more targets defined
Info : DEPRECATED flag 'quiet'; use '-quiet'
Info : DEPRECATED flag 'progress'; use '-progress'
svf processing file: "/home/litex/litex-boards/litex_boards/build/lattice_crosslink_nx_evn/gateware/lattice_crosslink_nx_evn.svf"
95%
litex@localhost:~/litex-boards/litex_boards$

@josuah josuah force-pushed the crosslink_nx_openocd branch 2 times, most recently from 8eb46a2 to 8172a30 Compare August 8, 2023 21:24
@enjoy-digital enjoy-digital merged commit 4862d06 into litex-hub:master Aug 28, 2023
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Thanks @josuah, this is merged.

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@josuah @enjoy-digital