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Add Pico 2 W examples

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This commit is contained in:
Sergio R. Caprile 2024-12-23 15:11:29 -03:00
parent 90e4228e1d
commit 6a83147b33
26 changed files with 701 additions and 1 deletions
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28
examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/CMakeLists.txt Normal file
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cmake_minimum_required(VERSION 3.13)
include(pico-sdk/pico_sdk_init.cmake)
project(firmware)
pico_sdk_init()
add_executable(firmware
main.c
mongoose.c
net.c
packed_fs.c
)
target_include_directories(firmware PUBLIC
.
)
target_link_libraries(firmware pico_stdlib pico_rand pico_cyw43_driver pico_cyw43_arch_none)
pico_add_extra_outputs(firmware) # create map/bin/hex file etc.
pico_enable_stdio_usb(firmware 1) # Route stdio
pico_enable_stdio_uart(firmware 0) # to USB
# Mongoose build flags in mongoose_config.h
# Example build options
add_definitions(-DHTTP_URL="http://0.0.0.0/")

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examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/Makefile Normal file
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RM = rm -rf
MKBUILD = rm -rf build && mkdir -p build # test -d build || mkdir build
ifeq ($(OS),Windows_NT)
RM = cmd /C del /Q /F /S
MKBUILD = if not exist build mkdir build
endif
all example:
true
build: pico-sdk build/firmware.uf2
build/firmware.uf2:
$(MKBUILD)
cd build && cmake -DPICO_BOARD="pico2_w" -G "Unix Makefiles" .. && make
pico-sdk:
git clone --depth 1 -b 2.1.0 https://github.com/raspberrypi/pico-sdk $@
cd $@ && git submodule update --init
clean:
$(RM) pico-sdk build

4
examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/README.md Normal file
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# Mongoose on PICO 2 W

48
examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/main.c Normal file
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// Copyright (c) 2024 Cesanta Software Limited
// All rights reserved
#include "mongoose.h"
#include "net.h"
#define WIFI_SSID "yourWiFiSSID"
#define WIFI_PASS "yourWiFiPassword"
int main(void) {
// initialize stdio
stdio_init_all();
struct mg_mgr mgr; // Initialise Mongoose event manager
mg_mgr_init(&mgr); // and attach it to the interface
mg_log_set(MG_LL_DEBUG); // Set log level
// Initialise WiFi creds
struct mg_tcpip_driver_pico_w_data driver_data = {
.ssid = WIFI_SSID,
.pass = WIFI_PASS
};
// Initialise Mongoose network stack
// Either set use_dhcp or enter a static config.
// For static configuration, specify IP/mask/GW in network byte order
struct mg_tcpip_if mif = {
.ip = 0,
.driver = &mg_tcpip_driver_pico_w,
.driver_data = &driver_data,
.recv_queue.size = 8192
};
mg_tcpip_init(&mgr, &mif);
MG_INFO(("Init done, starting main loop"));
MG_INFO(("Initialising application..."));
web_init(&mgr);
MG_INFO(("Starting event loop"));
for (;;) {
mg_mgr_poll(&mgr, 0);
}
return 0;
}

1
examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/mongoose.c Symbolic link
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../../../mongoose.c

1
examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/mongoose.h Symbolic link
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../../../mongoose.h

6
examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/mongoose_config.h Normal file
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#define MG_ARCH MG_ARCH_PICOSDK
#define MG_ENABLE_TCPIP 1
#define MG_ENABLE_DRIVER_PICO_W 1
#define MG_ENABLE_TCPIP_DRIVER_INIT 0
#define MG_ENABLE_PACKED_FS 1

1
examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/net.c Symbolic link
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../../device-dashboard/net.c

1
examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/net.h Symbolic link
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../../device-dashboard/net.h

1
examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/packed_fs.c Symbolic link
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../../device-dashboard/packed_fs.c

84
examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/pico_sdk_import.cmake Normal file
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# This is a copy of <PICO_SDK_PATH>/external/pico_sdk_import.cmake
# This can be dropped into an external project to help locate this SDK
# It should be include()ed prior to project()
if (DEFINED ENV{PICO_SDK_PATH} AND (NOT PICO_SDK_PATH))
set(PICO_SDK_PATH $ENV{PICO_SDK_PATH})
message("Using PICO_SDK_PATH from environment ('${PICO_SDK_PATH}')")
endif ()
if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT} AND (NOT PICO_SDK_FETCH_FROM_GIT))
set(PICO_SDK_FETCH_FROM_GIT $ENV{PICO_SDK_FETCH_FROM_GIT})
message("Using PICO_SDK_FETCH_FROM_GIT from environment ('${PICO_SDK_FETCH_FROM_GIT}')")
endif ()
if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_PATH} AND (NOT PICO_SDK_FETCH_FROM_GIT_PATH))
set(PICO_SDK_FETCH_FROM_GIT_PATH $ENV{PICO_SDK_FETCH_FROM_GIT_PATH})
message("Using PICO_SDK_FETCH_FROM_GIT_PATH from environment ('${PICO_SDK_FETCH_FROM_GIT_PATH}')")
endif ()
if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_TAG} AND (NOT PICO_SDK_FETCH_FROM_GIT_TAG))
set(PICO_SDK_FETCH_FROM_GIT_TAG $ENV{PICO_SDK_FETCH_FROM_GIT_TAG})
message("Using PICO_SDK_FETCH_FROM_GIT_TAG from environment ('${PICO_SDK_FETCH_FROM_GIT_TAG}')")
endif ()
if (PICO_SDK_FETCH_FROM_GIT AND NOT PICO_SDK_FETCH_FROM_GIT_TAG)
set(PICO_SDK_FETCH_FROM_GIT_TAG "master")
message("Using master as default value for PICO_SDK_FETCH_FROM_GIT_TAG")
endif()
set(PICO_SDK_PATH "${PICO_SDK_PATH}" CACHE PATH "Path to the Raspberry Pi Pico SDK")
set(PICO_SDK_FETCH_FROM_GIT "${PICO_SDK_FETCH_FROM_GIT}" CACHE BOOL "Set to ON to fetch copy of SDK from git if not otherwise locatable")
set(PICO_SDK_FETCH_FROM_GIT_PATH "${PICO_SDK_FETCH_FROM_GIT_PATH}" CACHE FILEPATH "location to download SDK")
set(PICO_SDK_FETCH_FROM_GIT_TAG "${PICO_SDK_FETCH_FROM_GIT_TAG}" CACHE FILEPATH "release tag for SDK")
if (NOT PICO_SDK_PATH)
if (PICO_SDK_FETCH_FROM_GIT)
include(FetchContent)
set(FETCHCONTENT_BASE_DIR_SAVE ${FETCHCONTENT_BASE_DIR})
if (PICO_SDK_FETCH_FROM_GIT_PATH)
get_filename_component(FETCHCONTENT_BASE_DIR "${PICO_SDK_FETCH_FROM_GIT_PATH}" REALPATH BASE_DIR "${CMAKE_SOURCE_DIR}")
endif ()
# GIT_SUBMODULES_RECURSE was added in 3.17
if (${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.17.0")
FetchContent_Declare(
pico_sdk
GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG}
GIT_SUBMODULES_RECURSE FALSE
)
else ()
FetchContent_Declare(
pico_sdk
GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG}
)
endif ()
if (NOT pico_sdk)
message("Downloading Raspberry Pi Pico SDK")
FetchContent_Populate(pico_sdk)
set(PICO_SDK_PATH ${pico_sdk_SOURCE_DIR})
endif ()
set(FETCHCONTENT_BASE_DIR ${FETCHCONTENT_BASE_DIR_SAVE})
else ()
message(FATAL_ERROR
"SDK location was not specified. Please set PICO_SDK_PATH or set PICO_SDK_FETCH_FROM_GIT to on to fetch from git."
)
endif ()
endif ()
get_filename_component(PICO_SDK_PATH "${PICO_SDK_PATH}" REALPATH BASE_DIR "${CMAKE_BINARY_DIR}")
if (NOT EXISTS ${PICO_SDK_PATH})
message(FATAL_ERROR "Directory '${PICO_SDK_PATH}' not found")
endif ()
set(PICO_SDK_INIT_CMAKE_FILE ${PICO_SDK_PATH}/pico_sdk_init.cmake)
if (NOT EXISTS ${PICO_SDK_INIT_CMAKE_FILE})
message(FATAL_ERROR "Directory '${PICO_SDK_PATH}' does not appear to contain the Raspberry Pi Pico SDK")
endif ()
set(PICO_SDK_PATH ${PICO_SDK_PATH} CACHE PATH "Path to the Raspberry Pi Pico SDK" FORCE)
include(${PICO_SDK_INIT_CMAKE_FILE})

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examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/CMakeLists.txt Normal file
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cmake_minimum_required(VERSION 3.13)
include(pico-sdk/pico_sdk_init.cmake)
include(FreeRTOS_Kernel_import.cmake)
project(firmware)
pico_sdk_init()
add_executable(firmware
main.c
mongoose.c
net.c
packed_fs.c
)
target_include_directories(firmware PUBLIC
.
)
target_link_libraries(firmware
pico_stdlib
pico_rand
pico_cyw43_arch_lwip_sys_freertos
FreeRTOS-Kernel-Heap4
)
pico_add_extra_outputs(firmware) # create map/bin/hex file etc.
pico_enable_stdio_usb(firmware 1) # Route stdio
pico_enable_stdio_uart(firmware 0) # to USB
# Mongoose build flags in mongoose_config.h
# Example build options
add_definitions(-DHTTP_URL="http://0.0.0.0/")

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examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/FreeRTOSConfig.h Normal file
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/*
* FreeRTOS V202111.00
* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* http://www.FreeRTOS.org
* http://aws.amazon.com/freertos
*
* 1 tab == 4 spaces!
*/
#ifndef FREERTOS_CONFIG_EXAMPLES_COMMON_H
#define FREERTOS_CONFIG_EXAMPLES_COMMON_H
/*-----------------------------------------------------------
* Application specific definitions.
*
* These definitions should be adjusted for your particular hardware and
* application requirements.
*
* THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
* FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
*
* See http://www.freertos.org/a00110.html
*----------------------------------------------------------*/
/* Scheduler Related */
#define configUSE_PREEMPTION 1
#define configUSE_TICKLESS_IDLE 0
#define configUSE_IDLE_HOOK 0
#define configUSE_TICK_HOOK 0
#define configTICK_RATE_HZ ( ( TickType_t ) 1000 )
#define configMAX_PRIORITIES 32
#define configMINIMAL_STACK_SIZE ( configSTACK_DEPTH_TYPE ) 512
#define configUSE_16_BIT_TICKS 0
#define configIDLE_SHOULD_YIELD 1
/* Synchronization Related */
#define configUSE_MUTEXES 1
#define configUSE_RECURSIVE_MUTEXES 1
#define configUSE_APPLICATION_TASK_TAG 0
#define configUSE_COUNTING_SEMAPHORES 1
#define configQUEUE_REGISTRY_SIZE 8
#define configUSE_QUEUE_SETS 1
#define configUSE_TIME_SLICING 1
#define configUSE_NEWLIB_REENTRANT 0
// todo need this for lwip FreeRTOS sys_arch to compile
#define configENABLE_BACKWARD_COMPATIBILITY 1
#define configNUM_THREAD_LOCAL_STORAGE_POINTERS 5
/* System */
#define configSTACK_DEPTH_TYPE uint32_t
#define configMESSAGE_BUFFER_LENGTH_TYPE size_t
/* Memory allocation related definitions. */
#define configSUPPORT_STATIC_ALLOCATION 0
#define configSUPPORT_DYNAMIC_ALLOCATION 1
#define configTOTAL_HEAP_SIZE (128*1024)
#define configAPPLICATION_ALLOCATED_HEAP 0
/* Hook function related definitions. */
#define configCHECK_FOR_STACK_OVERFLOW 0
#define configUSE_MALLOC_FAILED_HOOK 0
#define configUSE_DAEMON_TASK_STARTUP_HOOK 0
/* Run time and task stats gathering related definitions. */
#define configGENERATE_RUN_TIME_STATS 0
#define configUSE_TRACE_FACILITY 1
#define configUSE_STATS_FORMATTING_FUNCTIONS 0
/* Co-routine related definitions. */
#define configUSE_CO_ROUTINES 0
#define configMAX_CO_ROUTINE_PRIORITIES 1
/* Software timer related definitions. */
#define configUSE_TIMERS 1
#define configTIMER_TASK_PRIORITY ( configMAX_PRIORITIES - 1 )
#define configTIMER_QUEUE_LENGTH 10
#define configTIMER_TASK_STACK_DEPTH 1024
/* Interrupt nesting behaviour configuration. */
/*
#define configKERNEL_INTERRUPT_PRIORITY [dependent of processor]
#define configMAX_SYSCALL_INTERRUPT_PRIORITY [dependent on processor and application]
#define configMAX_API_CALL_INTERRUPT_PRIORITY [dependent on processor and application]
*/
#define configNUMBER_OF_CORES 2
/* SMP (configNUMBER_OF_CORES > 1) only */
#define configTICK_CORE 0
#define configRUN_MULTIPLE_PRIORITIES 1
#if configNUMBER_OF_CORES > 1
#define configUSE_CORE_AFFINITY 1
#endif
#define configUSE_PASSIVE_IDLE_HOOK 0
/* Armv8-M */
/* Not currently supported */
#define configENABLE_MPU 0
//#define configSYSTEM_CALL_STACK_SIZE ( configSTACK_DEPTH_TYPE ) 512
#define configENABLE_FPU 1
/* Not currently supported */
#define configENABLE_TRUSTZONE 0
#define configRUN_FREERTOS_SECURE_ONLY 1
// see https://www.freertos.org/RTOS-Cortex-M3-M4.html
#define configMAX_SYSCALL_INTERRUPT_PRIORITY 16
/* RP2xxx specific */
#define configSUPPORT_PICO_SYNC_INTEROP 1
#define configSUPPORT_PICO_TIME_INTEROP 1
#include <assert.h>
/* Define to trap errors during development. */
#define configASSERT(x) assert(x)
/* Set the following definitions to 1 to include the API function, or zero
to exclude the API function. */
#define INCLUDE_vTaskPrioritySet 1
#define INCLUDE_uxTaskPriorityGet 1
#define INCLUDE_vTaskDelete 1
#define INCLUDE_vTaskSuspend 1
#define INCLUDE_vTaskDelayUntil 1
#define INCLUDE_vTaskDelay 1
#define INCLUDE_xTaskGetSchedulerState 1
#define INCLUDE_xTaskGetCurrentTaskHandle 1
#define INCLUDE_uxTaskGetStackHighWaterMark 1
#define INCLUDE_xTaskGetIdleTaskHandle 1
#define INCLUDE_eTaskGetState 1
#define INCLUDE_xTimerPendFunctionCall 1
#define INCLUDE_xTaskAbortDelay 1
#define INCLUDE_xTaskGetHandle 1
#define INCLUDE_xTaskResumeFromISR 1
#define INCLUDE_xQueueGetMutexHolder 1
/* A header file that defines trace macro can be included here. */
#endif /* FREERTOS_CONFIG_H */

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examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/FreeRTOS_Kernel_import.cmake Normal file
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# This is a copy of <FREERTOS_KERNEL_PATH>/portable/ThirdParty/GCC/RP2040/FREERTOS_KERNEL_import.cmake
# This can be dropped into an external project to help locate the FreeRTOS kernel
# It should be include()ed prior to project(). Alternatively this file may
# or the CMakeLists.txt in this directory may be included or added via add_subdirectory
# respectively.
if (DEFINED ENV{FREERTOS_KERNEL_PATH} AND (NOT FREERTOS_KERNEL_PATH))
set(FREERTOS_KERNEL_PATH $ENV{FREERTOS_KERNEL_PATH})
message("Using FREERTOS_KERNEL_PATH from environment ('${FREERTOS_KERNEL_PATH}')")
endif ()
# first pass we look in old tree; second pass we look in new tree
foreach(SEARCH_PASS RANGE 0 1)
if (SEARCH_PASS)
# ports may be moving to submodule in the future
set(FREERTOS_KERNEL_RP2040_RELATIVE_PATH "portable/ThirdParty/Community-Supported-Ports/GCC")
set(FREERTOS_KERNEL_RP2040_BACK_PATH "../../../../..")
else()
set(FREERTOS_KERNEL_RP2040_RELATIVE_PATH "portable/ThirdParty/GCC")
set(FREERTOS_KERNEL_RP2040_BACK_PATH "../../../..")
endif()
if(PICO_PLATFORM STREQUAL "rp2040")
set(FREERTOS_KERNEL_RP2040_RELATIVE_PATH "${FREERTOS_KERNEL_RP2040_RELATIVE_PATH}/RP2040")
else()
if (PICO_PLATFORM STREQUAL "rp2350-riscv")
set(FREERTOS_KERNEL_RP2040_RELATIVE_PATH "${FREERTOS_KERNEL_RP2040_RELATIVE_PATH}/RP2350_RISC-V")
else()
set(FREERTOS_KERNEL_RP2040_RELATIVE_PATH "${FREERTOS_KERNEL_RP2040_RELATIVE_PATH}/RP2350_ARM_NTZ")
endif()
endif()
if (NOT FREERTOS_KERNEL_PATH)
# check if we are inside the FreeRTOS kernel tree (i.e. this file has been included directly)
get_filename_component(_ACTUAL_PATH ${CMAKE_CURRENT_LIST_DIR} REALPATH)
get_filename_component(_POSSIBLE_PATH ${CMAKE_CURRENT_LIST_DIR}/${FREERTOS_KERNEL_RP2040_BACK_PATH}/${FREERTOS_KERNEL_RP2040_RELATIVE_PATH} REALPATH)
if (_ACTUAL_PATH STREQUAL _POSSIBLE_PATH)
get_filename_component(FREERTOS_KERNEL_PATH ${CMAKE_CURRENT_LIST_DIR}/${FREERTOS_KERNEL_RP2040_BACK_PATH} REALPATH)
endif()
if (_ACTUAL_PATH STREQUAL _POSSIBLE_PATH)
get_filename_component(FREERTOS_KERNEL_PATH ${CMAKE_CURRENT_LIST_DIR}/${FREERTOS_KERNEL_RP2040_BACK_PATH} REALPATH)
message("Setting FREERTOS_KERNEL_PATH to ${FREERTOS_KERNEL_PATH} based on location of FreeRTOS-Kernel-import.cmake")
break()
elseif (PICO_SDK_PATH AND EXISTS "${PICO_SDK_PATH}/../FreeRTOS-Kernel")
set(FREERTOS_KERNEL_PATH ${PICO_SDK_PATH}/../FreeRTOS-Kernel)
message("Defaulting FREERTOS_KERNEL_PATH as sibling of PICO_SDK_PATH: ${FREERTOS_KERNEL_PATH}")
break()
endif()
endif ()
if (NOT FREERTOS_KERNEL_PATH)
foreach(POSSIBLE_SUFFIX Source FreeRTOS-Kernel FreeRTOS/Source)
# check if FreeRTOS-Kernel exists under directory that included us
set(SEARCH_ROOT ${CMAKE_CURRENT_SOURCE_DIR})
get_filename_component(_POSSIBLE_PATH ${SEARCH_ROOT}/${POSSIBLE_SUFFIX} REALPATH)
if (EXISTS ${_POSSIBLE_PATH}/${FREERTOS_KERNEL_RP2040_RELATIVE_PATH}/CMakeLists.txt)
get_filename_component(FREERTOS_KERNEL_PATH ${_POSSIBLE_PATH} REALPATH)
message("Setting FREERTOS_KERNEL_PATH to '${FREERTOS_KERNEL_PATH}' found relative to enclosing project")
break()
endif()
endforeach()
if (FREERTOS_KERNEL_PATH)
break()
endif()
endif()
# user must have specified
if (FREERTOS_KERNEL_PATH)
if (EXISTS "${FREERTOS_KERNEL_PATH}/${FREERTOS_KERNEL_RP2040_RELATIVE_PATH}")
break()
endif()
endif()
endforeach ()
if (NOT FREERTOS_KERNEL_PATH)
message(FATAL_ERROR "FreeRTOS location was not specified. Please set FREERTOS_KERNEL_PATH.")
endif()
set(FREERTOS_KERNEL_PATH "${FREERTOS_KERNEL_PATH}" CACHE PATH "Path to the FreeRTOS Kernel")
get_filename_component(FREERTOS_KERNEL_PATH "${FREERTOS_KERNEL_PATH}" REALPATH BASE_DIR "${CMAKE_BINARY_DIR}")
if (NOT EXISTS ${FREERTOS_KERNEL_PATH})
message(FATAL_ERROR "Directory '${FREERTOS_KERNEL_PATH}' not found")
endif()
if (NOT EXISTS ${FREERTOS_KERNEL_PATH}/${FREERTOS_KERNEL_RP2040_RELATIVE_PATH}/CMakeLists.txt)
message(FATAL_ERROR "Directory '${FREERTOS_KERNEL_PATH}' does not contain a '${PICO_PLATFORM}' port here: ${FREERTOS_KERNEL_RP2040_RELATIVE_PATH}")
endif()
set(FREERTOS_KERNEL_PATH ${FREERTOS_KERNEL_PATH} CACHE PATH "Path to the FreeRTOS_KERNEL" FORCE)
add_subdirectory(${FREERTOS_KERNEL_PATH}/${FREERTOS_KERNEL_RP2040_RELATIVE_PATH} FREERTOS_KERNEL)

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examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/Makefile Normal file
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RM = rm -rf
MKBUILD = rm -rf build && mkdir -p build # test -d build || mkdir build
ifeq ($(OS),Windows_NT)
RM = cmd /C del /Q /F /S
MKBUILD = if not exist build mkdir build
endif
all example:
true
build: pico-sdk FreeRTOS-Kernel build/firmware.uf2
build/firmware.uf2:
$(MKBUILD)
cd build && cmake -DPICO_BOARD="pico2_w" -G "Unix Makefiles" .. && make
pico-sdk:
git clone --depth 1 -b 2.1.0 https://github.com/raspberrypi/pico-sdk $@
cd $@ && git submodule update --init
FreeRTOS-Kernel: # FreeRTOS sources
git clone --depth 1 -b main https://github.com/raspberrypi/FreeRTOS-Kernel $@
clean:
$(RM) pico-sdk build FreeRTOS-Kernel

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examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/README.md Normal file
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# Mongoose on PICO 2 W
See detailed tutorial at https://mongoose.ws/tutorials/rp2040/pico-w/

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examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/lwipopts.h Normal file
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#ifndef _LWIPOPTS_H
#define _LWIPOPTS_H
#define TCPIP_THREAD_STACKSIZE 1024
#define DEFAULT_THREAD_STACKSIZE 2048
#define DEFAULT_RAW_RECVMBOX_SIZE 8
#define TCPIP_MBOX_SIZE 16
#define DEFAULT_UDP_RECVMBOX_SIZE TCPIP_MBOX_SIZE
#define DEFAULT_TCP_RECVMBOX_SIZE TCPIP_MBOX_SIZE
#define DEFAULT_ACCEPTMBOX_SIZE TCPIP_MBOX_SIZE
#define LWIP_TIMEVAL_PRIVATE 0
// not necessary, can be done either way
#define LWIP_TCPIP_CORE_LOCKING_INPUT 1
#define LWIP_SOCKET 1
#define LWIP_COMPAT_SOCKETS 1
#define LWIP_POSIX_SOCKETS_IO_NAMES 1
// MEM_LIBC_MALLOC is incompatible with non polling versions
#define MEM_LIBC_MALLOC 0
#define MEM_ALIGNMENT 4
#define MEM_SIZE 20000
#define MEMP_NUM_TCP_PCB 10
#define MEMP_NUM_TCP_SEG 32
#define MEMP_NUM_ARP_QUEUE 10
#define PBUF_POOL_SIZE 24
#define LWIP_ARP 1
#define LWIP_ETHERNET 1
#define LWIP_ICMP 1
#define LWIP_RAW 1
#define TCP_WND (8 * TCP_MSS)
#define TCP_MSS 1460
#define TCP_SND_BUF (8 * TCP_MSS)
#define TCP_SND_QUEUELEN ((4 * (TCP_SND_BUF) + (TCP_MSS - 1)) / (TCP_MSS))
#define LWIP_NETIF_STATUS_CALLBACK 1
#define LWIP_NETIF_LINK_CALLBACK 1
#define LWIP_NETIF_HOSTNAME 1
#define LWIP_NETCONN 1
#define MEMP_NUM_NETCONN 10
#define MEM_STATS 0
#define SYS_STATS 0
#define MEMP_STATS 0
#define LINK_STATS 0
#define LWIP_CHKSUM_ALGORITHM 3
#define LWIP_DHCP 1
#define LWIP_IPV4 1
#define LWIP_TCP 1
#define LWIP_UDP 1
#define LWIP_DNS 0
#define LWIP_TCP_KEEPALIVE 1
#define LWIP_NETIF_TX_SINGLE_PBUF 1
#define DHCP_DOES_ARP_CHECK 0
#define LWIP_DHCP_DOES_ACD_CHECK 0
#endif

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examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/main.c Normal file
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// Copyright (c) 2024 Cesanta Software Limited
// All rights reserved
#include "pico/stdlib.h"
#include "pico/cyw43_arch.h"
#include "FreeRTOS.h"
#include <task.h>
#include "mongoose.h"
#include "net.h"
#define WIFI_SSID "yourWiFiSSID"
#define WIFI_PASS "yourWiFiPassword"
static void mongoose(void *args) {
struct mg_mgr mgr; // Initialise Mongoose event manager
mg_mgr_init(&mgr); // and attach it to the interface
mg_log_set(MG_LL_DEBUG); // Set log level
cyw43_arch_init();
cyw43_arch_enable_sta_mode();
cyw43_arch_wifi_connect_blocking(WIFI_SSID, WIFI_PASS, CYW43_AUTH_WPA2_AES_PSK);
MG_INFO(("Initialising application..."));
web_init(&mgr);
MG_INFO(("Starting event loop"));
for (;;) {
mg_mgr_poll(&mgr, 10);
}
(void) args;
}
int main(void) {
// initialize stdio
stdio_init_all();
xTaskCreate(mongoose, "mongoose", 2048, 0, configMAX_PRIORITIES - 1, NULL);
vTaskStartScheduler(); // This blocks
return 0;
}

1
examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/mongoose.c Symbolic link
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../../../mongoose.c

1
examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/mongoose.h Symbolic link
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../../../mongoose.h

4
examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/mongoose_config.h Normal file
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#define MG_ARCH MG_ARCH_PICOSDK
#define MG_ENABLE_LWIP 1
#define MG_ENABLE_PACKED_FS 1

1
examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/net.c Symbolic link
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../../device-dashboard/net.c

1
examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/net.h Symbolic link
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../../device-dashboard/net.h

1
examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/packed_fs.c Symbolic link
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../../device-dashboard/packed_fs.c

84
examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/pico_sdk_import.cmake Normal file
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# This is a copy of <PICO_SDK_PATH>/external/pico_sdk_import.cmake
# This can be dropped into an external project to help locate this SDK
# It should be include()ed prior to project()
if (DEFINED ENV{PICO_SDK_PATH} AND (NOT PICO_SDK_PATH))
set(PICO_SDK_PATH $ENV{PICO_SDK_PATH})
message("Using PICO_SDK_PATH from environment ('${PICO_SDK_PATH}')")
endif ()
if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT} AND (NOT PICO_SDK_FETCH_FROM_GIT))
set(PICO_SDK_FETCH_FROM_GIT $ENV{PICO_SDK_FETCH_FROM_GIT})
message("Using PICO_SDK_FETCH_FROM_GIT from environment ('${PICO_SDK_FETCH_FROM_GIT}')")
endif ()
if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_PATH} AND (NOT PICO_SDK_FETCH_FROM_GIT_PATH))
set(PICO_SDK_FETCH_FROM_GIT_PATH $ENV{PICO_SDK_FETCH_FROM_GIT_PATH})
message("Using PICO_SDK_FETCH_FROM_GIT_PATH from environment ('${PICO_SDK_FETCH_FROM_GIT_PATH}')")
endif ()
if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_TAG} AND (NOT PICO_SDK_FETCH_FROM_GIT_TAG))
set(PICO_SDK_FETCH_FROM_GIT_TAG $ENV{PICO_SDK_FETCH_FROM_GIT_TAG})
message("Using PICO_SDK_FETCH_FROM_GIT_TAG from environment ('${PICO_SDK_FETCH_FROM_GIT_TAG}')")
endif ()
if (PICO_SDK_FETCH_FROM_GIT AND NOT PICO_SDK_FETCH_FROM_GIT_TAG)
set(PICO_SDK_FETCH_FROM_GIT_TAG "master")
message("Using master as default value for PICO_SDK_FETCH_FROM_GIT_TAG")
endif()
set(PICO_SDK_PATH "${PICO_SDK_PATH}" CACHE PATH "Path to the Raspberry Pi Pico SDK")
set(PICO_SDK_FETCH_FROM_GIT "${PICO_SDK_FETCH_FROM_GIT}" CACHE BOOL "Set to ON to fetch copy of SDK from git if not otherwise locatable")
set(PICO_SDK_FETCH_FROM_GIT_PATH "${PICO_SDK_FETCH_FROM_GIT_PATH}" CACHE FILEPATH "location to download SDK")
set(PICO_SDK_FETCH_FROM_GIT_TAG "${PICO_SDK_FETCH_FROM_GIT_TAG}" CACHE FILEPATH "release tag for SDK")
if (NOT PICO_SDK_PATH)
if (PICO_SDK_FETCH_FROM_GIT)
include(FetchContent)
set(FETCHCONTENT_BASE_DIR_SAVE ${FETCHCONTENT_BASE_DIR})
if (PICO_SDK_FETCH_FROM_GIT_PATH)
get_filename_component(FETCHCONTENT_BASE_DIR "${PICO_SDK_FETCH_FROM_GIT_PATH}" REALPATH BASE_DIR "${CMAKE_SOURCE_DIR}")
endif ()
# GIT_SUBMODULES_RECURSE was added in 3.17
if (${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.17.0")
FetchContent_Declare(
pico_sdk
GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG}
GIT_SUBMODULES_RECURSE FALSE
)
else ()
FetchContent_Declare(
pico_sdk
GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG}
)
endif ()
if (NOT pico_sdk)
message("Downloading Raspberry Pi Pico SDK")
FetchContent_Populate(pico_sdk)
set(PICO_SDK_PATH ${pico_sdk_SOURCE_DIR})
endif ()
set(FETCHCONTENT_BASE_DIR ${FETCHCONTENT_BASE_DIR_SAVE})
else ()
message(FATAL_ERROR
"SDK location was not specified. Please set PICO_SDK_PATH or set PICO_SDK_FETCH_FROM_GIT to on to fetch from git."
)
endif ()
endif ()
get_filename_component(PICO_SDK_PATH "${PICO_SDK_PATH}" REALPATH BASE_DIR "${CMAKE_BINARY_DIR}")
if (NOT EXISTS ${PICO_SDK_PATH})
message(FATAL_ERROR "Directory '${PICO_SDK_PATH}' not found")
endif ()
set(PICO_SDK_INIT_CMAKE_FILE ${PICO_SDK_PATH}/pico_sdk_init.cmake)
if (NOT EXISTS ${PICO_SDK_INIT_CMAKE_FILE})
message(FATAL_ERROR "Directory '${PICO_SDK_PATH}' does not appear to contain the Raspberry Pi Pico SDK")
endif ()
set(PICO_SDK_PATH ${PICO_SDK_PATH} CACHE PATH "Path to the Raspberry Pi Pico SDK" FORCE)
include(${PICO_SDK_INIT_CMAKE_FILE})

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examples/pico-sdk/pico-w-picosdk-freertos-lwip/main.c
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@ -26,7 +26,7 @@ static void mongoose(void *args) {
MG_INFO(("Starting event loop"));
for (;;) {
mg_mgr_poll(&mgr, 0);
mg_mgr_poll(&mgr, 10);
}
(void) args;