GDB / OpenOCD problems

[lcrocker]

I'm running Ubuntu 20.04, ESP-IDF 4.4. USB cable attached to ESP-PROG board, 6 wires from there to WROOM board: GND->GND, 3V3->3V3, TMS->IO14, TCK->IO13, TDO->IO15, TDI->IO12. Latest openocd seems to run OK:

Code: Select all

OpenOCD started as a background task 388506
Executing action: post_debug
Open On-Chip Debugger  v0.11.0-esp32-20220411 (2022-04-11-08:47)
Licensed under GNU GPL v2
For bug reports, read
	http://openocd.org/doc/doxygen/bugs.html
adapter speed: 20000 kHz

Info : Listening on port 6666 for tcl connections
Info : Listening on port 4444 for telnet connections
Info : ftdi: if you experience problems at higher adapter clocks, try the command "ftdi tdo_sample_edge falling"
Info : clock speed 20000 kHz
Info : JTAG tap: esp32.cpu0 tap/device found: 0x120034e5 (mfg: 0x272 (Tensilica), part: 0x2003, ver: 0x1)
Info : JTAG tap: esp32.cpu1 tap/device found: 0x120034e5 (mfg: 0x272 (Tensilica), part: 0x2003, ver: 0x1)
Info : esp32.cpu0: Debug controller was reset.
Info : esp32.cpu0: Core was reset.
Info : esp32.cpu1: Debug controller was reset.
Info : esp32.cpu1: Core was reset.
Info : starting gdb server for esp32.cpu0 on 3333
Info : Listening on port 3333 for gdb connections

But GDB isn't happy, going into a loop:

Code: Select all

GNU gdb (crosstool-NG esp-2021r2-patch3) 9.2.90.20200913-git
Copyright (C) 2020 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Type "show copying" and "show warranty" for details.
This GDB was configured as "--host=x86_64-build_pc-linux-gnu --target=xtensa-esp32-elf".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
    <http://www.gnu.org/software/gdb/documentation/>.

For help, type "help".
Type "apropos word" to search for commands related to "word".
0x400e59ca in ble_gatts_mutable () at /home/lee/esp/v4.4/components/bt/host/nimble/nimble/nimble/host/src/ble_gatts.c:324
324	    if (ble_gap_adv_active() ||
JTAG tap: esp32.cpu0 tap/device found: 0x120034e5 (mfg: 0x272 (Tensilica), part: 0x2003, ver: 0x1)
JTAG tap: esp32.cpu1 tap/device found: 0x120034e5 (mfg: 0x272 (Tensilica), part: 0x2003, ver: 0x1)
esp32.cpu0: Debug controller was reset.
esp32.cpu0: Core was reset.
esp32.cpu0: Target halted, PC=0x500000CF, debug_reason=00000000
esp32.cpu0: Core was reset.
esp32.cpu0: Target halted, PC=0x40000400, debug_reason=00000000
esp32.cpu1: Debug controller was reset.
esp32.cpu1: Core was reset.
esp32.cpu1: Target halted, PC=0x40000400, debug_reason=00000000
Hardware assisted breakpoint 1 at 0x400d7a0c: file ../main/main.c, line 64.
esp32.cpu0: Debug controller was reset.
esp32.cpu0: Core was reset.
esp32.cpu0: Debug controller was reset.
esp32.cpu0: Core was reset.
esp32.cpu0: Debug controller was reset.
esp32.cpu0: Core was reset.

It continues this way. Any ideas?