Posted by BHUPENDRA KUMAR GUPTA on 2020-09-28 08:13

Hi,

Here is an issue,

//*********************LOG //*************************
Open On-Chip Debugger 0.10.0+dev-00021-g524e8c8 (2019-04-12-08:48)
Licensed under GNU GPL v2
For bug reports, read
http://openocd.org/doc/doxygen/bugs.html
srst_only separate srst_nogate srst_open_drain connect_assert_srst
Info : The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD
adapter speed: 8000 kHz
adapter_nsrst_delay: 100
Info : Listening on port 6666 for tcl connections
Info : Listening on port 4444 for telnet connections
Info : clock speed 8000 kHz
Info : STLINK v2 JTAG v34 API v2 SWIM v7 VID 0x0483 PID 0x3748
Info : using stlink api v2
Info : Target voltage: 3.150195
Info : Unable to match requested speed 8000 kHz, using 4000 kHz
Info : Stlink adapter speed set to 4000 kHz
Info : STM32F103C8Tx.cpu: hardware has 6 breakpoints, 4 watchpoints
Info : Listening on port 3333 for gdb connections
Info : accepting ‘gdb’ connection on tcp/3333
target halted due to debug-request, current mode: Thread
xPSR: 0x61000000 pc: 0x2000002e msp: 0x20005000
Info : Unable to match requested speed 8000 kHz, using 4000 kHz
Info : Stlink adapter speed set to 4000 kHz
Info : Unable to match requested speed 8000 kHz, using 4000 kHz
adapter speed: 4000 kHz
Info : device id = 0x20036410
Info : flash size = 64kbytes
target halted due to breakpoint, current mode: Thread
xPSR: 0x61000000 pc: 0x2000003a msp: 0x20005000
semihosting is enabled
Info : halted: PC: 0x080004c0
Info : halted: PC: 0x08000d6c
Info : halted: PC: 0x08000194
Error: jtag status contains invalid mode value - communication failure
Warn : target STM32F103C8Tx.cpu is not halted (gdb fileio)
Polling target STM32F103C8Tx.cpu failed, trying to reexamine
Examination failed, GDB will be halted. Polling again in 100ms
‘’__Warn : target not halted
Warn : target not halted
Warn : target not halted
Warn : target not halted__’‘
Info : Previous state query failed, trying to reconnect
Error: jtag status contains invalid mode value - communication failure
Polling target STM32F103C8Tx.cpu failed, trying to reexamine
Examination failed, GDB will be halted. Polling again in 300ms
Info : no flash patch comparator unit available for hardware breakpoint
Error: can’t add breakpoint: resource not available
Info : Previous state query failed, trying to reconnect
Error: jtag status contains invalid mode value - communication failure
Polling target STM32F103C8Tx.cpu failed, trying to reexamine
Examination failed, GDB will be halted. Polling again in 700ms
Info : Previous state query failed, trying to reconnect
Error: jtag status contains invalid mode value - communication failure
Polling target STM32F103C8Tx.cpu failed, trying to reexamine
Examination failed, GDB will be halted. Polling again in 1500ms
Info : no flash patch comparator unit available for hardware breakpoint
Error: can’t add breakpoint: resource not available
Info : no flash patch comparator unit available for hardware breakpoint
Error: can’t add breakpoint: resource not available
Info : no flash patch comparator unit available for hardware breakpoint
Error: can’t add breakpoint: resource not available
Info : no flash patch comparator unit available for hardware breakpoint
Error: can’t add breakpoint: resource not available
Info : no flash patch comparator unit available for hardware breakpoint
Error: can’t add breakpoint: resource not available
Info : no flash patch comparator unit available for hardware breakpoint
Error: can’t add breakpoint: resource not available
Info : no flash patch comparator unit available for hardware breakpoint
Error: can’t add breakpoint: resource not available
Info : no flash patch comparator unit available for hardware breakpoint
Error: can’t add breakpoint: resource not available
Info : no flash patch comparator unit available for hardware breakpoint
Error: can’t add breakpoint: resource not available
Info : Previous state query failed, trying to reconnect
Error: jtag status contains invalid mode value - communication failure
Polling target STM32F103C8Tx.cpu failed, trying to reexamine
Examination failed, GDB will be halted. Polling again in 3100ms
Info : Previous state query failed, trying to reconnect
Error: jtag status contains invalid mode value - communication failure
Polling target STM32F103C8Tx.cpu failed, trying to reexamine
Examination failed, GDB will be halted. Polling again in 6300ms
Info : Previous state query failed, trying to reconnect
Error: jtag status contains invalid mode value - communication failure
Polling target STM32F103C8Tx.cpu failed, trying to reexamine
Examination failed, GDB will be halted. Polling again in 6300ms
Info : Previous state query failed, trying to reconnect
Error: jtag status contains invalid mode value - communication failure
Polling target STM32F103C8Tx.cpu failed, trying to reexamine
Examination failed, GDB will be halted. Polling again in 6300ms
Info : Previous state query failed, trying to reconnect
Error: jtag status contains invalid mode value - communication failure
Polling target STM32F103C8Tx.cpu failed, trying to reexamine
Examination failed, GDB will be halted. Polling again in 6300ms
Info : Previous state query failed, trying to reconnect
Error: jtag status contains invalid mode value - communication failure
Polling target STM32F103C8Tx.cpu failed, trying to reexamine

how to get out of it?

Rgds,
Bhupi