Debugging POC

Dockerfile

@@ -11,7 +11,8 @@ RUN apk update && \
             libusb-dev \
             bsd-compat-headers \
             newlib-arm-none-eabi \
-            gcc-arm-none-eabi
+            gcc-arm-none-eabi \
+            gdb-multiarch
 
 # Raspberry Pi Pico SDK
 ARG SDK_PATH=/usr/share/pico_sdk

sdk_session.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+docker run --rm -d -it --name pico-sdk --network=host --mount type=bind,source=${PWD},target=/home/dev pico-sdk-debug
+
+session="Pico-sdk"
+
+tmux new-session -d -s $session
+
+window=0
+tmux rename-window -t $session:$window 'Docker' 
+tmux send-keys -t $session:$window 'docker exec -it pico-sdk ./bin/sh' C-m
+
+window=1
+tmux new-window -t $session:$window -n 'OpenOCD'
+tmux send-keys -t $session:$window 'sudo openocd -f interface/cmsis-dap.cfg -f target/rp2040.cfg -c "bindto 0.0.0.0"' C-m
+
+window=2
+tmux new-window -t $session:$window -n 'UART'
+
+tmux attach-session -t $session

test_poject/.vscode/extensions.json

@@ -0,0 +1,8 @@
+{
+    "recommendations": ["llvm-vs-code-extensions.vscode-clangd",
+                        "marus25.cortex-debug",
+                        "ms-vscode.cmake-tools",
+                        "ms-vscode.cpptools",
+                        "ms-vscode.cpptools-extension-pack"
+    ]
+}

test_poject/.vscode/launch.json

@@ -0,0 +1,25 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Pico debug",
+            "cwd": "${workspaceFolder}",
+            "gdbPath": "/usr/bin/gdb-multiarch",
+            "executable": "/home/dev/build/sample.elf",
+            "request": "launch",
+            "type": "cortex-debug",
+            "runToEntryPoint": "main",
+            "servertype": "external",
+            "gdbTarget": "host.docker.internal:3333",
+            "overrideLaunchCommands": [
+                "monitor adapter speed 5000",
+                "monitor reset init",
+                "load ${command:cmake.launchTargetPath}"
+            ],
+
+        }
+    ]
+}

test_poject/.vscode/settings.json

@@ -0,0 +1,13 @@
+{
+    "C_Cpp.intelliSenseEngine": "disabled",
+    "clangd.path": "/usr/bin/clangd",
+    "clangd.checkUpdates": false,
+    "clangd.restartAfterCrash": true,
+    "clangd.detectExtensionConflicts": true,
+    "clangd.arguments": ["-log=verbose", 
+                         "-pretty", 
+                         "--background-index", 
+                         "--query-driver=/usr/bin/arm-none-eabi-gcc",
+                         "--compile-commands-dir=/home/dev/build"],
+    "cmake.sourceDirectory": "/home/dev"
+}

test_poject/CMakeLists.txt

@@ -9,13 +9,21 @@ set(CMAKE_CXX_COMPILER /usr/bin/arm-none-eabi-g++ CACHE PATH "" FORCE)
 
 set(CMAKE_C_STANDARD 11)
 set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+add_compile_options(-Wall -g -O1)
 
 pico_sdk_init()
 
 add_executable(sample main.c)
 
-pico_enable_stdio_usb(sample 1)
+pico_enable_stdio_usb(sample 0)
 pico_enable_stdio_uart(sample 1)
 pico_add_extra_outputs(sample)
 
-target_link_libraries(sample pico_stdlib)
+target_link_libraries(sample
+                      pico_stdlib
+                      hardware_pio
+                      hardware_timer
+                      hardware_clocks
+                      hardware_pwm
+)

test_poject/main.c

@@ -3,12 +3,11 @@
 #include "hardware/gpio.h"
 #include "pico/binary_info.h"
 
-const int LED_PIN = 25;
+const int LED_PIN = 0;
 
 int main ()
 {
-    bi_decl(bi_program_description("Sample binary"));
+    int test = 0;
-    bi_decl(bi_1pin_with_name(LED_PIN, "on-board PIN"));
 
     stdio_init_all();
 
@@ -20,8 +19,9 @@ int main ()
         gpio_put(LED_PIN, 0);
         sleep_ms(250);
         gpio_put(LED_PIN, 1);
-        puts("Hello Word\n");
+        printf("Hello Word %d\n", test);
         sleep_ms(1000);
+        test++;
     }
 }