Make it compile with PICO SDK 2.0.0

CMakeLists.txt

@@ -1,6 +1,6 @@
 # Generated Cmake Pico project file
 
-cmake_minimum_required(VERSION 3.26)
+cmake_minimum_required(VERSION 3.28)
 
 set(CMAKE_C_STANDARD 11)
 set(CMAKE_CXX_STANDARD 23)
@@ -14,8 +14,8 @@ set(PICO_BOARD pico CACHE STRING "Board type")
 # Pull in Raspberry Pi Pico SDK (must be before project)
 include(pico_sdk_import.cmake)
 
-if (PICO_SDK_VERSION_STRING VERSION_LESS "1.5.0")
-  message(FATAL_ERROR "Raspberry Pi Pico SDK version 1.5.0 (or later) required. Your version is ${PICO_SDK_VERSION_STRING}")
+if (PICO_SDK_VERSION_STRING VERSION_LESS "2.0.0")
+  message(FATAL_ERROR "Raspberry Pi Pico SDK version 2.0.0 (or later) required. Your version is ${PICO_SDK_VERSION_STRING}")
 endif()
 
 project(raspikeyer VERSION "0.0.1" LANGUAGES C CXX ASM)

pico_sdk_import.cmake

@@ -18,9 +18,20 @@ if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_PATH} AND (NOT PICO_SDK_FETCH_FROM_GIT_P
     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)
@@ -34,14 +45,14 @@ if (NOT PICO_SDK_PATH)
             FetchContent_Declare(
                     pico_sdk
                     GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
-                    GIT_TAG master
+                    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 master
+                    GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG}
             )
         endif ()
 

src/raspikeyer.cpp

@@ -5,6 +5,7 @@
 
 #include "bsp/board.h"
 #include "hardware/adc.h"
+#include "pico/flash.h"
 #include "pico/binary_info/code.h"
 #include "pico/multicore.h"
 #include "pico/stdlib.h"

src/settings.cpp

@@ -1,6 +1,7 @@
 #include <cstring>
 
 #include "pico/stdlib.h"
+#include "pico/flash.h"
 
 #include "settings.h"
 
@@ -66,4 +67,4 @@ Settings read_settings()
     }
 
     return settings;
-}
+}

src/settings.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include "pico/flash.h"
+#include "hardware/flash.h"
 
 const uint16_t MAGIC_NUMBER = 4;