Issue can be closed. This works with the master branch, the issue was w/o specifying CMSIS-DAP support the strange error as above appeared: for anyone interested: sudo apt-get install libhidapi-dev libusb-1.0-0-dev git clone https://sourceforge.net/p/openocd/code/ci/master/tree/ git submodule update --init --recursive git checkout master ./bootstrap export CFLAGS="-Wno-error=calloc-transposed-args" ./configure --enable-internal-jimtcl --enable-cmsis-dap make sudo make install flash with sudo openocd...
Issue can be closed. This works with the master branch, the issue was w/o specifying CMSIS-DAP support the strange error as above appeared: for anyone interested: sudo apt-get install libhidapi-dev libusb-1.0-0-dev git clone https://sourceforge.net/p/openocd/code/ci/master/tree/ git submodule update --init --recursive git checkout master ./bootstrap export CFLAGS="-Wno-error=calloc-transposed-args" ./configure --enable-internal-jimtcl --enable-cmsis-dap make sudo make install
Tested with RP2040 and latest openocd and fails, Distro openocd works for RP2040,. See video.
it seem that for many apt applications on ubuntu are years behind. I tried those two options as well with the same DAP. The Raspberry seems not support CMIS-SAP and the latest openocd fails as well. Bus 001 Device 029: ID 2e8a:000c Raspberry Pi Debug Probe (CMSIS-DAP) RP2350 below all run after build fresh from source and sudo make install: openocd: Open On-Chip Debugger 0.12.0+dev-02422-g5b3db97c4 (2026-03-06-14:15) Licensed under GNU GPL v2 For bug reports, read http://openocd.org/doc/doxygen/bugs.html...
it seem that for many apt applications on ubuntu are years behind. I tried those two options as well with the same DAP. The Raspberry seems not support CMIS-SAP and the latest openocd fails as well. Bus 001 Device 029: ID 2e8a:000c Raspberry Pi Debug Probe (CMSIS-DAP) RP2350 openocd: Open On-Chip Debugger 0.12.0+dev-02422-g5b3db97c4 (2026-03-06-14:15) Licensed under GNU GPL v2 For bug reports, read http://openocd.org/doc/doxygen/bugs.html Info : [rp2350.cm0] Hardware thread awareness created Info...
it seem that for many apt applications on ubuntu are years behind. I tried those two options as well with the same DAP. The Raspberry seems not support CMIS-SAP and the latest openocd fails as well. openocd: Open On-Chip Debugger 0.12.0+dev-02422-g5b3db97c4 (2026-03-06-14:15) Licensed under GNU GPL v2 For bug reports, read http://openocd.org/doc/doxygen/bugs.html Info : [rp2350.cm0] Hardware thread awareness created Info : [rp2350.cm1] Hardware thread awareness created _rv_reset_init adapter speed:...
RP2350 flash fails with Incorrect RP2040 BOOT ROM version