;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2016 Ricardo Wurmus ;;; Copyright © 2016 Theodoros Foradis ;;; ;;; 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 embedded) #:use-module (guix utils) #:use-module (guix packages) #:use-module (guix download) #:use-module (guix svn-download) #:use-module (guix git-download) #:use-module ((guix licenses) #:prefix license:) #:use-module (guix build-system gnu) #:use-module (guix build-system trivial) #:use-module (guix build utils) #:use-module (gnu packages) #:use-module (gnu packages cross-base) #:use-module (gnu packages flex) #:use-module (gnu packages gcc) #:use-module (gnu packages gdb) #:use-module (gnu packages perl) #:use-module (gnu packages texinfo)) ;; We must not use the released GCC sources here, because the cross-compiler ;; does not produce working binaries. Instead we take the very same SVN ;; revision from the branch that is used for a release of the "GCC ARM ;; embedded" project on launchpad. ;; See https://launchpadlibrarian.net/218827644/release.txt (define-public gcc-arm-none-eabi-4.9 (let ((xgcc (cross-gcc "arm-none-eabi" (cross-binutils "arm-none-eabi"))) (revision "1") (svn-revision 227977)) (package (inherit xgcc) (version (string-append (package-version xgcc) "-" revision "." (number->string svn-revision))) (source (origin (method svn-fetch) (uri (svn-reference (url "svn://gcc.gnu.org/svn/gcc/branches/ARM/embedded-4_9-branch/") (revision svn-revision))) (file-name (string-append "gcc-arm-embedded-" version "-checkout")) (sha256 (base32 "113r98kygy8rrjfv2pd3z6zlfzbj543pq7xyq8bgh72c608mmsbr")) (patches (origin-patches (package-source xgcc))))) (native-inputs `(("flex" ,flex) ,@(package-native-inputs xgcc))) (arguments (substitute-keyword-arguments (package-arguments xgcc) ((#:phases phases) `(modify-phases ,phases (add-after 'unpack 'fix-genmultilib (lambda _ (substitute* "gcc/genmultilib" (("#!/bin/sh") (string-append "#!" (which "sh")))) #t)))) ((#:configure-flags flags) ;; The configure flags are largely identical to the flags used by the ;; "GCC ARM embedded" project. `(append (list "--enable-multilib" "--with-newlib" "--with-multilib-list=armv6-m,armv7-m,armv7e-m" "--with-host-libstdcxx=-static-libgcc -Wl,-Bstatic,-lstdc++,-Bdynamic -lm" "--enable-plugins" "--disable-decimal-float" "--disable-libffi" "--disable-libgomp" "--disable-libmudflap" "--disable-libquadmath" "--disable-libssp" "--disable-libstdcxx-pch" "--disable-nls" "--disable-shared" "--disable-threads" "--disable-tls") (delete "--disable-multilib" ,flags))))) (native-search-paths (list (search-path-specification (variable "CROSS_C_INCLUDE_PATH") (files '("arm-none-eabi/include"))) (search-path-specification (variable "CROSS_CPLUS_INCLUDE_PATH") (files '("arm-none-eabi/include"))) (search-path-specification (variable "CROSS_LIBRARY_PATH") (files '("arm-none-eabi/lib")))))))) (define-public gcc-arm-none-eabi-6 (package (inherit gcc-arm-none-eabi-4.9) (version (package-version gcc-6)) (source (origin (inherit (package-source gcc-6)) (patches (append (origin-patches (package-source gcc-6)) (search-patches "gcc-6-cross-environment-variables.patch" "gcc-6-arm-none-eabi-multilib.patch"))))))) (define-public newlib-arm-none-eabi (package (name "newlib") (version "2.4.0") (source (origin (method url-fetch) (uri (string-append "ftp://sourceware.org/pub/newlib/newlib-" version ".tar.gz")) (sha256 (base32 "01i7qllwicf05vsvh39qj7qp5fdifpvvky0x95hjq39mbqiksnsl")))) (build-system gnu-build-system) (arguments `(#:out-of-source? #t ;; The configure flags are identical to the flags used by the "GCC ARM ;; embedded" project. #:configure-flags '("--target=arm-none-eabi" "--enable-newlib-io-long-long" "--enable-newlib-register-fini" "--disable-newlib-supplied-syscalls" "--disable-nls") #:phases (modify-phases %standard-phases (add-after 'unpack 'fix-references-to-/bin/sh (lambda _ (substitute* '("libgloss/arm/cpu-init/Makefile.in" "libgloss/arm/Makefile.in" "libgloss/libnosys/Makefile.in" "libgloss/Makefile.in") (("/bin/sh") (which "sh"))) #t))))) (native-inputs `(("xbinutils" ,(cross-binutils "arm-none-eabi")) ("xgcc" ,gcc-arm-none-eabi-4.9) ("texinfo" ,texinfo))) (home-page "http://www.sourceware.org/newlib/") (synopsis "C library for use on embedded systems") (description "Newlib is a C library intended for use on embedded systems. It is a conglomeration of several library parts that are easily usable on embedded products.") (license (license:non-copyleft "https://www.sourceware.org/newlib/COPYING.NEWLIB")))) (define-public newlib-nano-arm-none-eabi (package (inherit newlib-arm-none-eabi) (name "newlib-nano") (arguments (substitute-keyword-arguments (package-arguments newlib-arm-none-eabi) ;; The configure flags are identical to the flags used by the "GCC ARM ;; embedded" project. They optimize newlib for use on small embedded ;; systems with limited memory. ((#:configure-flags flags) ''("--target=arm-none-eabi" "--enable-multilib" "--disable-newlib-supplied-syscalls" "--enable-newlib-reent-small" "--disable-newlib-fvwrite-in-streamio" "--disable-newlib-fseek-optimization" "--disable-newlib-wide-orient" "--enable-newlib-nano-malloc" "--disable-newlib-unbuf-stream-opt" "--enable-lite-exit" "--enable-newlib-global-atexit" "--enable-newlib-nano-formatted-io" "--disable-nls")))) (synopsis "Newlib variant for small systems with limited memory"))) (define (arm-none-eabi-toolchain xgcc newlib) "Produce a cross-compiler toolchain package with the compiler XGCC and the C library variant NEWLIB." (let ((newlib-with-xgcc (package (inherit newlib) (native-inputs (alist-replace "xgcc" (list xgcc) (package-native-inputs newlib)))))) (package (name (string-append "arm-none-eabi" (if (string=? (package-name newlib-with-xgcc) "newlib-nano") "-nano" "") "-toolchain")) (version (package-version xgcc)) (source #f) (build-system trivial-build-system) (arguments '(#:builder (mkdir %output))) (propagated-inputs `(("binutils" ,(cross-binutils "arm-none-eabi")) ("gcc" ,xgcc) ("newlib" ,newlib-with-xgcc))) (synopsis "Complete GCC tool chain for ARM bare metal development") (description "This package provides a complete GCC tool chain for ARM bare metal development. This includes the GCC arm-none-eabi cross compiler and newlib (or newlib-nano) as the C library. The supported programming languages are C and C++.") (home-page (package-home-page xgcc)) (license (package-license xgcc))))) (define-public arm-none-eabi-toolchain-4.9 (arm-none-eabi-toolchain gcc-arm-none-eabi-4.9 newlib-arm-none-eabi)) (define-public arm-none-eabi-nano-toolchain-4.9 (arm-none-eabi-toolchain gcc-arm-none-eabi-4.9 newlib-nano-arm-none-eabi)) (define-public arm-none-eabi-toolchain-6 (arm-none-eabi-toolchain gcc-arm-none-eabi-6 newlib-arm-none-eabi)) (define-public arm-none-eabi-nano-toolchain-6 (arm-none-eabi-toolchain gcc-arm-none-eabi-6 newlib-nano-arm-none-eabi)) (define-public gdb-arm-none-eabi (package (inherit gdb) (name "gdb-arm-none-eabi") (arguments `(#:configure-flags '("--target=arm-none-eabi" "--enable-multilib" "--enable-interwork" "--enable-languages=c,c++" "--disable-nls") ,@(package-arguments gdb)))))