;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2014, 2016 Manolis Fragkiskos Ragkousis ;;; Copyright © 2015, 2017, 2023 Ricardo Wurmus ;;; Copyright © 2016 David Thompson ;;; Copyright © 2016 Efraim Flashner ;;; Copyright © 2018 Tobias Geerinckx-Rice ;;; Copyright © 2020 Marius Bakke ;;; Copyright © 2020 Arun Isaac ;;; Copyright © 2023 Maxim Cournoyer ;;; ;;; This file is part of GNU Guix. ;;; ;;; GNU Guix is free software; you can redistribute it and/or modify it ;;; under the terms of the GNU General Public License as published by ;;; the Free Software Foundation; either version 3 of the License, or (at ;;; your option) any later version. ;;; ;;; GNU Guix is distributed in the hope that it will be useful, but ;;; WITHOUT ANY WARRANTY; without even the implied warranty of ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ;;; GNU General Public License for more details. ;;; ;;; You should have received a copy of the GNU General Public License ;;; along with GNU Guix. If not, see . (define-module (gnu packages avr) #:use-module ((guix licenses) #:prefix license:) #:use-module (guix gexp) #:use-module (guix memoization) #:use-module (guix utils) #:use-module (guix download) #:use-module (guix git-download) #:use-module (guix packages) #:use-module (guix build-system gnu) #:use-module (guix build-system trivial) #:use-module (gnu packages check) #:use-module (gnu packages compression) #:use-module (gnu packages cross-base) #:use-module (gnu packages flashing-tools) #:use-module (gnu packages gcc) #:use-module (gnu packages llvm) #:use-module (gnu packages vim) #:export (make-avr-toolchain)) ;;; Commentary: ;;; ;;; This module defines a procedure that can be used to create a complete ;;; avr-toolchain package. The procedure must not be used at the top level, ;;; to avoid cyclic module dependencies caused by the (gnu packages ;;; cross-base) module referring to top level bindings from (gnu packages ;;; gcc). ;;; ;;; It also contains packages for working with or targeting the AVR system. ;;; (define make-avr-binutils (mlambda () (package (inherit (cross-binutils "avr")) (name "avr-binutils")))) (define* (make-avr-gcc/implementation #:key (xgcc gcc)) "Return a XGCC-base cross-compiler for the AVR target." (let ((xgcc (cross-gcc "avr" #:xgcc xgcc #:xbinutils (make-avr-binutils)))) (package (inherit xgcc) (name "avr-gcc") (arguments (substitute-keyword-arguments (package-arguments xgcc) ((#:phases phases) #~(modify-phases #$phases (add-after 'set-paths 'augment-CPLUS_INCLUDE_PATH (lambda* (#:key inputs #:allow-other-keys) (let ((gcc (assoc-ref inputs "gcc"))) ;; Remove the default compiler from CPLUS_INCLUDE_PATH ;; to prevent header conflict with the GCC from ;; native-inputs. (setenv "CPLUS_INCLUDE_PATH" (string-join (delete (string-append gcc "/include/c++") (string-split (getenv "CPLUS_INCLUDE_PATH") #\:)) ":")) (format #t "environment variable `CPLUS_INCLUDE_PATH' \ changed to ~a~%" (getenv "CPLUS_INCLUDE_PATH"))))) ;; Without a working multilib build, the resulting GCC lacks ;; support for nearly every AVR chip. (add-after 'unpack 'fix-genmultilib (lambda _ ;; patch-shebang doesn't work here because there are ;; actually several scripts inside this script, each with ;; a #!/bin/sh that needs patching. (substitute* "gcc/genmultilib" (("#!/bin/sh") (string-append "#!" (which "sh")))))))) ((#:configure-flags flags) #~(delete "--disable-multilib" #$flags)))) (native-search-paths (list (search-path-specification (variable "CROSS_C_INCLUDE_PATH") (files '("avr/include"))) (search-path-specification (variable "CROSS_CPLUS_INCLUDE_PATH") (files '("avr/include"))) (search-path-specification (variable "CROSS_OBJC_INCLUDE_PATH") (files '("avr/include"))) (search-path-specification (variable "CROSS_OBJCPLUS_INCLUDE_PATH") (files '("avr/include"))) (search-path-specification (variable "CROSS_LIBRARY_PATH") (files '("avr/lib"))))) (native-inputs `(("gcc" ,gcc) ,@(package-native-inputs xgcc)))))) (define make-avr-gcc (memoize make-avr-gcc/implementation)) (define* (make-avr-libc/implementation #:key (xgcc gcc)) (package (name "avr-libc") (version "2.0.0") (source (origin (method url-fetch) (uri (string-append "mirror://savannah//avr-libc/avr-libc-" version ".tar.bz2")) (sha256 (base32 "15svr2fx8j6prql2il2fc0ppwlv50rpmyckaxx38d3gxxv97zpdj")))) (build-system gnu-build-system) (arguments '(#:out-of-source? #t #:configure-flags '("--host=avr"))) (native-inputs `(("avr-binutils" ,(make-avr-binutils)) ("avr-gcc" ,(make-avr-gcc #:xgcc xgcc)))) (home-page "https://www.nongnu.org/avr-libc/") (synopsis "AVR C Library") (description "AVR Libc is a project whose goal is to provide a high quality C library for use with GCC on Atmel AVR microcontrollers.") (license (license:non-copyleft "http://www.nongnu.org/avr-libc/LICENSE.txt")))) (define make-avr-libc (memoize make-avr-libc/implementation)) (define* (make-avr-toolchain/implementation #:key (xgcc gcc)) (let ((avr-binutils (make-avr-binutils)) (avr-libc (make-avr-libc #:xgcc xgcc)) (avr-gcc (make-avr-gcc #:xgcc xgcc))) ;; avr-libc checks the compiler version and passes "--enable-device-lib" ;; for avr-gcc > 5.1.0. It wouldn't install the library for atmega32u4 ;; etc if we didn't use the corret avr-gcc. (package (name "avr-toolchain") (version (package-version avr-gcc)) (source #f) (build-system trivial-build-system) (arguments '(#:builder (begin (mkdir %output) #t))) (propagated-inputs `(("avrdude" ,avrdude) ("binutils" ,avr-binutils) ("gcc" ,avr-gcc) ("libc" ,avr-libc))) (synopsis "Complete GCC tool chain for AVR microcontroller development") (description "This package provides a complete GCC tool chain for AVR microcontroller development. This includes the GCC AVR cross compiler and avrdude for firmware flashing. The supported programming languages are C and C++.") (home-page (package-home-page avr-libc)) (license (package-license avr-gcc))))) (define make-avr-toolchain (memoize make-avr-toolchain/implementation))