update doc + enable multicore

README.md

@@ -1,21 +1,23 @@
 # Picoco
 
-A repository to store Rasbperry Pico C projects.
+A repository to store Rasbperry Pico C sample projects.
 
 It uses the **Freenove Super Starter Kit For Raspberry Pi Pico**, the tutorial and ressources can be found [here](https://github.com/Freenove/Freenove_Super_Starter_Kit_for_Raspberry_Pi_Pico).
 
-The official documentation to start with the Raspberry Pi Pico: [Getting started with Raspberry Pi Pico-series](https://datasheets.raspberrypi.com/pico/getting-started-with-pico.pdf).
+The official documentation to start with the Raspberry Pi Pico: [Getting started with Raspberry Pi Pico-series](https://datasheets.raspberrypi.com/pico/getting-started-with-pico.pdf). Some examples can be found here: [github.com/raspberrypi/pico-examples](https://github.com/raspberrypi/pico-examples).
+
+**NOTE**: the configuration defined in `config/FreeRTOSConfig.h` is specific for the **Raspberry Pi Pico 2 RP2350**. Feel free to update it for your Pico spec.
 
 ## Installation
 
-In order to build and deploy the binary in the Raspberry Pi Pico, you have to install the **Pico C SDK** and **Picotool**.
+In order to build and deploy the binary in the Raspberry Pi Pico, you have to install the **Pico C SDK**, **Picotool** & **FreeRTOS Raspberry Kernel**.
 
-So, you need to execute the following command that will installed both:
+So, you need to execute the following command that will installed all:
 ```bash
 make install
 ```
 
-**NOTE**: this will install the **SDK** and **Picotool** in the current directory. If you want to set an other intallation path,
+**NOTE**: this will install the **SDK**, **Picotool** and **FreeRTOS** in the current directory. If you want to set an other intallation path,
 set the `INSTALL_PATH` variable. The `INSTALL_PATH` directory must exists, create it before and make sure user have write rights.
 
 The **SDK** and **Picotool** version used is: **2.1.0**.

config/FreeRTOSConfig.h

@@ -19,6 +19,7 @@
 #define configUSE_IDLE_HOOK                     0    // 1: Use Idle hook function
 #define configUSE_TICK_HOOK                     0    // 1: Use Tick hook function
 #define configIDLE_SHOULD_YIELD                 1    // 1: Idle task yields to same priority tasks
+#define configUSE_PASSIVE_IDLE_HOOK             0    // No passive idle hook (SMP-specific)
 
 // System Clock Configuration
 #define configCPU_CLOCK_HZ                      ((unsigned long)150000000) // CPU frequency: 150 MHz for RP2350
@@ -58,11 +59,27 @@
 
 // Hardware Specific Configuration
 #define configENABLE_FPU                        1    // 1: Enable Floating Point Unit
+#define configUSE_TASK_FPU_SUPPORT              1    // Enable FPU context save/restore
 #define configENABLE_TRUSTZONE                  0    // 1: Enable TrustZone
+#define configRUN_FREERTOS_SECURE_ONLY          0    // Non-secure mode to match port
 #define configENABLE_MPU                        0    // 1: Enable Memory Protection Unit (defined twice in original)
 #define configRUN_FREERTOS_SECURE_ONLY          1    // 1: Run in secure mode only
 #define configUSE_16_BIT_TICKS                  0    // 0: Use 32-bit ticks, 1: Use 16-bit ticks
 
+// SMP Configuration
+#define configNUMBER_OF_CORES                   2    // RP2350 has 2 cores
+#if configNUMBER_OF_CORES > 1
+#define configUSE_SMP                           1    // Enable Symmetric Multiprocessing
+#define configUSE_CORE_AFFINITY                 1
+#define configSMP_SPINLOCK_0                    0    // Spinlock 0 for SMP synchronization
+#define configSMP_SPINLOCK_1                    1    // Spinlock 1 (optional, depending on port)
+
+/* Fallback for missing portmacro.h definition */
+#ifndef taskDISABLE_INTERRUPTS
+#define taskDISABLE_INTERRUPTS() __asm volatile ("cpsid i" ::: "memory")
+#endif
+#endif
+
 // API Inclusion Configuration
 #define INCLUDE_vTaskPrioritySet                1    // Include task priority set API
 #define INCLUDE_uxTaskPriorityGet               1    // Include task priority get API

simple_led/CMakeLists.txt

@@ -17,18 +17,6 @@ set(FREERTOS_CONFIG_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/../config)
 
 include(${FREERTOS_SRC_DIRECTORY}/portable/ThirdParty/GCC/RP2350_ARM_NTZ/FreeRTOS_Kernel_import.cmake)
 
-# add_library(FreeRTOS STATIC
-# 	${FREERTOS_SRC_DIRECTORY}/event_groups.c
-#   ${FREERTOS_SRC_DIRECTORY}/list.c
-#   ${FREERTOS_SRC_DIRECTORY}/queue.c
-#   ${FREERTOS_SRC_DIRECTORY}/stream_buffer.c
-#   ${FREERTOS_SRC_DIRECTORY}/tasks.c
-#   ${FREERTOS_SRC_DIRECTORY}/timers.c
-#   ${FREERTOS_SRC_DIRECTORY}/portable/MemMang/heap_3.c
-#   ${FREERTOS_SRC_DIRECTORY}/portable/GCC/ARM_CM33_NTZ/non_secure/port.c
-# 	${FREERTOS_SRC_DIRECTORY}/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c
-# )
-
 # Include FreeRTOS directories
 include_directories(
 	${FREERTOS_CONFIG_DIRECTORY}
@@ -60,11 +48,11 @@ pico_set_program_version(simple_led "0.1")
 target_link_libraries(
 	simple_led
 	pico_stdlib
+  pico_multicore
   hardware_exception
-  # FreeRTOS
 )
 
-pico_enable_stdio_uart(simple_led 1)
+pico_enable_stdio_uart(simple_led 0)
 pico_enable_stdio_usb(simple_led 1)
 
 pico_add_extra_outputs(simple_led)