Pico2 RISC-V Standalone CMakeLists.txt

Content is user-generated and unverified.
cmake_minimum_required(VERSION 3.13)

# Set the Pico SDK path - adjust this to your SDK location
set(PICO_SDK_PATH "${CMAKE_CURRENT_LIST_DIR}/pico-sdk" CACHE PATH "Path to the Raspberry Pi Pico SDK")

# Alternatively, you can set it via environment variable
# set(PICO_SDK_PATH $ENV{PICO_SDK_PATH})

# Include the Pico SDK
include(${PICO_SDK_PATH}/pico_sdk_init.cmake)

# Set project name and languages
project(pico2_risc_v_project C CXX ASM)

# Set C/C++ standards
set(CMAKE_C_STANDARD 11)
set(CMAKE_CXX_STANDARD 17)

# Configure for Pico 2 RISC-V
set(PICO_PLATFORM rp2350-riscv)
set(PICO_BOARD pico2)

# Initialize the Pico SDK
pico_sdk_init()

# Add executable
add_executable(main
    src/main.c
    # Add more source files here
)

# Create map/bin/hex/uf2 files
pico_add_extra_outputs(main)

# Link libraries
target_link_libraries(main
    pico_stdlib
    pico_multicore
    hardware_gpio
    hardware_uart
    hardware_i2c
    hardware_spi
    hardware_pwm
    hardware_adc
    hardware_timer
    hardware_watchdog
    hardware_clocks
    hardware_pll
    hardware_flash
    hardware_sync
    # Add more libraries as needed
)

# Enable USB output, disable UART output
pico_enable_stdio_usb(main 1)
pico_enable_stdio_uart(main 0)

# Set compile options
target_compile_options(main PRIVATE
    -Wall
    -Wextra
    -Werror
    -O2
    # RISC-V specific optimizations
    -march=rv32imafc
    -mabi=ilp32f
)

# Set link options
target_link_options(main PRIVATE
    -Wl,--print-memory-usage
)

# Add include directories
target_include_directories(main PRIVATE
    ${CMAKE_CURRENT_LIST_DIR}/include
    ${CMAKE_CURRENT_LIST_DIR}/src
)

# Optional: Add custom defines
target_compile_definitions(main PRIVATE
    PICO_DEFAULT_UART=0
    PICO_DEFAULT_UART_TX_PIN=0
    PICO_DEFAULT_UART_RX_PIN=1
    # Add custom defines here
)

# Optional: Set custom linker script if needed
# set_target_properties(main PROPERTIES
#     LINK_DEPENDS ${CMAKE_CURRENT_LIST_DIR}/custom_memmap.ld
# )
# target_link_options(main PRIVATE "LINKER:-T${CMAKE_CURRENT_LIST_DIR}/custom_memmap.ld")

# Print build information
message(STATUS "Building for Pico 2 RISC-V")
message(STATUS "Pico SDK Path: ${PICO_SDK_PATH}")
message(STATUS "Platform: ${PICO_PLATFORM}")
message(STATUS "Board: ${PICO_BOARD}")

# Create a simple main.c if it doesn't exist
set(MAIN_C_CONTENT "#include <stdio.h>
#include \"pico/stdlib.h\"
#include \"hardware/gpio.h\"

const uint LED_PIN = 25;

int main() {
    stdio_init_all();
    
    gpio_init(LED_PIN);
    gpio_set_dir(LED_PIN, GPIO_OUT);
    
    printf(\"Hello from Pico 2 RISC-V!\\n\");
    
    while (true) {
        gpio_put(LED_PIN, 1);
        sleep_ms(250);
        gpio_put(LED_PIN, 0);
        sleep_ms(250);
        printf(\"LED blink\\n\");
    }
}")

# Create src directory and main.c if they don't exist
file(MAKE_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}/src)
if(NOT EXISTS ${CMAKE_CURRENT_LIST_DIR}/src/main.c)
    file(WRITE ${CMAKE_CURRENT_LIST_DIR}/src/main.c ${MAIN_C_CONTENT})
    message(STATUS "Created src/main.c with example code")
endif()

# Optional: Create include directory
file(MAKE_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}/include)
Content is user-generated and unverified.