From 35a37efbfd77faefa1e46e5745737949f055adbe Mon Sep 17 00:00:00 2001 From: Ricardo Wurmus Date: Sat, 17 Sep 2016 19:00:54 +0200 Subject: [PATCH] gnu: Add arm-none-eabi cross compiler. * gnu/packages/bootstrap.scm (glibc-dynamic-linker): Add case for "arm-eabi". * gnu/packages/embedded.scm: New file. * gnu/local.mk (GNU_SYSTEM_MODULES): Add it. --- gnu/local.mk | 1 + gnu/packages/bootstrap.scm | 1 + gnu/packages/embedded.scm | 98 ++++++++++++++++++++++++++++++++++++++ 3 files changed, 100 insertions(+) create mode 100644 gnu/packages/embedded.scm diff --git a/gnu/local.mk b/gnu/local.mk index 206b794a4a..f1307ef9c6 100644 --- a/gnu/local.mk +++ b/gnu/local.mk @@ -110,6 +110,7 @@ GNU_SYSTEM_MODULES = \ %D%/packages/education.scm \ %D%/packages/elf.scm \ %D%/packages/elixir.scm \ + %D%/packages/embedded.scm \ %D%/packages/emacs.scm \ %D%/packages/enchant.scm \ %D%/packages/engineering.scm \ diff --git a/gnu/packages/bootstrap.scm b/gnu/packages/bootstrap.scm index f47a343ca6..f6faba3188 100644 --- a/gnu/packages/bootstrap.scm +++ b/gnu/packages/bootstrap.scm @@ -171,6 +171,7 @@ successful, or false to signal an error." ;; XXX: This one is used bare-bones, without a libc, so add a case ;; here just so we can keep going. + ((string=? system "arm-eabi") "no-ld.so") ((string=? system "xtensa-elf") "no-ld.so") ((string=? system "avr") "no-ld.so") ((string=? system "i686-mingw") "no-ld.so") diff --git a/gnu/packages/embedded.scm b/gnu/packages/embedded.scm new file mode 100644 index 0000000000..863fc4cec7 --- /dev/null +++ b/gnu/packages/embedded.scm @@ -0,0 +1,98 @@ +;;; GNU Guix --- Functional package management for GNU +;;; Copyright © 2016 Ricardo Wurmus +;;; +;;; 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 (gnu packages) + #:use-module (gnu packages cross-base) + #:use-module (gnu packages flex) + #: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"))))))))