Add Pico 2 W examples

examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/CMakeLists.txt

@@ -0,0 +1,28 @@
+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/")
+

examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/Makefile

@@ -0,0 +1,22 @@
+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

examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/README.md

@@ -0,0 +1,4 @@
+
+# Mongoose on PICO 2 W
+
+

examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/main.c

@@ -0,0 +1,48 @@
+// 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;
+}
+

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

@@ -0,0 +1 @@
+../../../mongoose.c

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

@@ -0,0 +1 @@
+../../../mongoose.h

examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/mongoose_config.h

@@ -0,0 +1,6 @@
+#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

examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/net.c

@@ -0,0 +1 @@
+../../device-dashboard/net.c

examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/net.h

@@ -0,0 +1 @@
+../../device-dashboard/net.h

examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/packed_fs.c

@@ -0,0 +1 @@
+../../device-dashboard/packed_fs.c

examples/pico-sdk/pico-2-w-picosdk-baremetal-builtin/pico_sdk_import.cmake

@@ -0,0 +1,84 @@
+# 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})

examples/pico-sdk/pico-2-w-picosdk-freertos-lwip/CMakeLists.txt

@@ -0,0 +1,33 @@
+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/")