Initial version of PicoBoot

.gitignore

@@ -0,0 +1,22 @@
+.idea
+.vscode
+_deps
+.DS_Store
+
+# Build environment
+build/
+elf2uf2/
+CMakeFiles/
+CMakeCache.txt
+cmake_install.cmake
+generated/
+ipl.h
+Makefile
+pico_sdk_import.cmake
+pico-sdk/
+picoboot.bin
+picoboot.dis
+picoboot.elf.map
+picoboot.hex
+picoboot.uf2
+pioasm/

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.13)
+
+set(CMAKE_C_STANDARD 11)
+set(CMAKE_CXX_STANDARD 17)
+
+# Initialise pico_sdk from installed location
+# (note this can come from environment, CMake cache etc)
+set(PICO_SDK_PATH "/Volumes/Storage/Projects/Embedded/Raspberry Pi Pico/pico-sdk")
+
+# Pull in Raspberry Pi Pico SDK (must be before project)
+include(pico_sdk_import.cmake)
+
+project(picoboot C CXX ASM)
+
+# Initialise the Raspberry Pi Pico SDK
+pico_sdk_init()
+
+add_executable(picoboot picoboot.c)
+
+pico_generate_pio_header(picoboot  
+        ${CMAKE_CURRENT_LIST_DIR}/picoboot.pio
+)
+
+pico_set_program_name(picoboot "picoboot")
+pico_set_program_version(picoboot "0.1")
+pico_set_binary_type(picoboot copy_to_ram)
+
+pico_enable_stdio_uart(picoboot 0)
+pico_enable_stdio_usb(picoboot 1)
+
+target_link_libraries(picoboot 
+    pico_stdlib
+    hardware_pio
+    hardware_dma
+)
+
+pico_add_extra_outputs(picoboot)