cleaned up openocd cmake options and added a readme

CMakeLists.txt

@@ -31,6 +31,12 @@ if(USE_GDB_CLIENT)
   endif()
 endif()
 
+if(USE_OPENOCD)
+  if(NOT OPENOCD_BIN_PATH)
+    set(OPENOCD_BIN_PATH "openocd")
+  endif()
+endif()
+
 message("BUILD CONFIGURATION")
 message("-------------------")
 message("    * Version : " ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${PROJECT_VERSION_PATCH})
@@ -44,7 +50,7 @@ elseif(USE_GDB_CLIENT)
   message("    * Programmer/debugger : GDB Client")
   message("    * GDB Client path : " ${GDB_CLIENT_BIN_PATH})
   message("    * GDB Target : " ${GDB_CLIENT_TARGET_REMOTE})
-elseif(USE_OPENOCD_CLIENT)
+elseif(USE_OPENOCD)
   message("    * Programmer/debugger : OpenOCD Client")
 endif()
 

README.md

@@ -44,10 +44,10 @@ See [this page](./doc/PinetimeStubWithNrf52DK.md)
   * Clone this repo
   * **[JLINK]** Call CMake with the following command line argument
   
-      - -DARM_NONE_EABI_TOOLCHAIN_PATH=[Path to the toolchain directory] 
+         - -DARM_NONE_EABI_TOOLCHAIN_PATH=[Path to the toolchain directory] 
-      - -DNRF5_SDK_PATH=[Path to the SDK directory]
+         - -DNRF5_SDK_PATH=[Path to the SDK directory]
-      - -DUSE_JLINK=1
+         - -DUSE_JLINK=1
-      - -DNRFJPROG=[Path to NRFJProg executable]
+         - -DNRFJPROG=[Path to NRFJProg executable]
       
   * OR
   * **[GDB CLIENT (if you use a BlackMagicProbe, for example)]** Call CMake with the following command line argument
@@ -58,6 +58,18 @@ See [this page](./doc/PinetimeStubWithNrf52DK.md)
         - -DGDB_CLIENT_BIN_PATH=[Path to arm-none-eabi-gdb executable]
         - -DGDB_CLIENT_TARGET_REMOTE=[Target remote connetion string. Ex : /dev/ttyACM0]
         
+  * OR
+  * **[OPENOCD (if you use a STlink v2 clone, for example)]** Call CMake with the following command line argument
+                                                                      
+        - -DARM_NONE_EABI_TOOLCHAIN_PATH=[Path to the toolchain directory] 
+        - -DNRF5_SDK_PATH=[Path to the SDK directory]
+        - -DUSE_OPENOCD=1
+        
+      * Optionally, if you want to use a another version then whats on your path
+   
+            - -DOPENOCD_BIN_PATH=[path to openocd]
+
+
   * Optionally, you can define MERGEHEX with the path to the ```mergehex``` tool from [NRF5X Command Line Tools](https://infocenter.nordicsemi.com/index.jsp?topic=%2Fug_nrf5x_cltools%2FUG%2Fcltools%2Fnrf5x_command_line_tools_lpage.html&cp=6_1) to be able to merge the application and softdevice into one HEX file. In this case the merged file is generated in src/pinetime-app-full.hex
     
         - -DMERGEHEX=[Path to the mergehex executable]
@@ -74,6 +86,13 @@ GDB (Back Magic Probe)
 $ mkdir build
 $ cd build
 $ cmake -DARM_NONE_EABI_TOOLCHAIN_PATH=... -DNRF5_SDK_PATH=... -DUSE_GDB_CLIENT=1 -DGDB_CLIENT_BIN_PATH=... -DGDB_CLIENT_TARGET_REMOTE=... -DMERGEHEX=... ../
+```
+
+OpenOCD (STlink v2 clones)
+```
+$ mkdir build
+$ cd build
+$ cmake -DARM_NONE_EABI_TOOLCHAIN_PATH=... -DNRF5_SDK_PATH=... -DUSE_OPENOCD=1 -DGDB_CLIENT_BIN_PATH=[optional] -DMERGEHEX=... ../
 ```
 
   * Make

cmake-nRF5x/CMake_nRF5x.cmake

@@ -344,6 +344,15 @@ macro(nRF5x_setup)
           COMMAND ${GDB_CLIENT_BIN_PATH} -nx --batch -ex 'target extended-remote ${GDB_CLIENT_TARGET_REMOTE}' -ex 'monitor swdp_scan' -ex 'attach 1' -ex 'mon erase_mass'
           COMMENT "erasing flashing"
           )
+    elseif(USE_OPENOCD)
+    add_custom_target(FLASH_SOFTDEVICE
+            COMMAND ${OPENOCD_BIN_PATH} -c "tcl_port disabled" -c "gdb_port 3333" -c "telnet_port 4444" -f interface/stlink.cfg -c 'transport select hla_swd' -f target/nrf52.cfg -c "program \"${SOFTDEVICE_PATH}\""  -c reset -c shutdown
+            COMMENT "flashing SoftDevice"
+            )
+    add_custom_target(FLASH_ERASE
+            COMMAND ${OPENOCD_BIN_PATH}  -f interface/stlink.cfg -c 'transport select hla_swd' -f target/nrf52.cfg -c init -c halt -c 'nrf5 mass_erase' -c reset -c shutdown
+            COMMENT "erasing flashing"
+            )
     endif()
 
     if(${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Darwin")
@@ -401,10 +410,10 @@ macro(nRF5x_addExecutable EXECUTABLE_NAME SOURCE_FILES)
               COMMAND ${GDB_CLIENT_BIN_PATH} -nx --batch -ex 'target extended-remote ${GDB_CLIENT_TARGET_REMOTE}' -ex 'monitor swdp_scan' -ex 'attach 1' -ex 'load' -ex 'kill'  ${EXECUTABLE_NAME}-full.hex
               COMMENT "flashing ${EXECUTABLE_NAME}-full.hex"
               )
-        elseif(USE_OPENOCD_CLIENT)
+        elseif(USE_OPENOCD)
             add_custom_target("FLASH_MERGED_${EXECUTABLE_NAME}"
                 DEPENDS ${EXECUTABLE_NAME}
-                COMMAND /usr/bin/openocd -c "tcl_port disabled" -c "gdb_port 3333" -c "telnet_port 4444" -f /home/luben/code/Pinetime/pinetime.cfg -c "program \"${EXECUTABLE_NAME}-full.hex\""  -c reset -c shutdown
+                COMMAND ${OPENOCD_BIN_PATH} -c "tcl_port disabled" -c "gdb_port 3333" -c "telnet_port 4444" -f interface/stlink.cfg -c 'transport select hla_swd' -f target/nrf52.cfg -c "program \"${EXECUTABLE_NAME}-full.hex\""  -c reset -c shutdown
                 COMMENT "flashing ${EXECUTABLE_NAME}-full.hex"
             )
         endif()
@@ -425,7 +434,12 @@ macro(nRF5x_addExecutable EXECUTABLE_NAME SOURCE_FILES)
           COMMAND ${GDB_CLIENT_BIN_PATH} -nx --batch -ex 'target extended-remote ${GDB_CLIENT_TARGET_REMOTE}' -ex 'monitor swdp_scan' -ex 'attach 1' -ex 'load' -ex 'kill'  ${EXECUTABLE_NAME}.hex
           COMMENT "flashing ${EXECUTABLE_NAME}.hex"
           )
-
+    elseif(USE_OPENOCD)
+        add_custom_target("FLASH_${EXECUTABLE_NAME}"
+                DEPENDS ${EXECUTABLE_NAME}
+                COMMAND ${OPENOCD_BIN_PATH} -c "tcl_port disabled" -c "gdb_port 3333" -c "telnet_port 4444" -f interface/stlink.cfg -c 'transport select hla_swd' -f target/nrf52.cfg -c "program \"${EXECUTABLE_NAME}.hex\""  -c reset -c shutdown
+                COMMENT "flashing ${EXECUTABLE_NAME}.hex"
+        )
     endif()
 
 endmacro()

pinetime.cfg

@@ -1,7 +0,0 @@
-
-source [find interface/stlink.cfg]
-
-transport select hla_swd
-#set WORKAREASIZE 0
-
-source [find target/nrf52.cfg]