[riot-notifications] [RIOT] Support for Freescale K64F MCU and FRDM-K64F Board (#3126)

Hauke Petersen notifications at github.com
Mon Jun 22 12:20:43 CEST 2015


Updated the DAP firmware (to v0221). Now I can't flash the device with OpenOCD anymore (still using the patched OpenOCD version).

I get
```
Info : CMSIS-DAP: SWD  Supported
Info : CMSIS-DAP: Interface Initialised (SWD)
Info : CMSIS-DAP: FW Version = 1.0
Info : SWCLK/TCK = 0 SWDIO/TMS = 1 TDI = 0 TDO = 0 nTRST = 0 nRESET = 1
Info : CMSIS-DAP: Interface ready
Info : clock speed 1000 kHz
Info : SWD IDCODE 0x2ba01477
START...
Info : SWD IDCODE 0x2ba01477
Error: Failed to read memory at 0xe000ef40
Info : SWD IDCODE 0x2ba01477
Error: Failed to read memory at 0xe000ef44
Info : SWD IDCODE 0x2ba01477
Error: Failed to write memory at 0xe000edfc
Polling target k64f.cpu failed, trying to reexamine
START...
Info : SWD IDCODE 0x2ba01477
Info : SWD IDCODE 0x2ba01477
Error: Failed to read memory at 0xe000ed00
Examination failed, GDB will be halted. Polling again in 100ms
Polling target k64f.cpu failed, trying to reexamine
START...
Info : SWD IDCODE 0x2ba01477
Info : SWD IDCODE 0x2ba01477
Error: Failed to read memory at 0xe000ed00
Examination failed, GDB will be halted. Polling again in 300ms
    TargetName         Type       Endian TapName            State       
--  ------------------ ---------- ------ ------------------ ------------
 0* k64f.cpu           cortex_m   little k64f.cpu           unknown
START...
Warn : *********** ATTENTION! ATTENTION! ATTENTION! ATTENTION! **********
Warn : ****                                                          ****
Warn : **** Your Kinetis MCU is in secured state, which means that,  ****
Warn : **** with exception for very basic communication, JTAG/SWD    ****
Warn : **** interface will NOT work. In order to restore its         ****
Warn : **** functionality please issue 'kinetis mdm mass_erase'      ****
Warn : **** command, power cycle the MCU and restart OpenOCD.        ****
Warn : ****                                                          ****
Warn : *********** ATTENTION! ATTENTION! ATTENTION! ATTENTION! **********
in procedure 'reset' 
in procedure 'ocd_bouncer'
```
I don't have the time right now to look further into it, will try to get to it soon.


---
Reply to this email directly or view it on GitHub:
https://github.com/RIOT-OS/RIOT/pull/3126#issuecomment-114058965
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