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| | ;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2023 Denis 'GNUtoo' Carikli <GNUtoo@cyberdimension.org>
;;;
;;; 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 <http://www.gnu.org/licenses/>.
(define-module (gnu packages aarch64-none-elf-toolchain)
#:use-module ((guix licenses) #:prefix license:)
#:use-module (guix gexp)
#:use-module (guix utils)
#:use-module (guix download)
#:use-module (guix packages)
#:use-module (guix build-system gnu)
#:use-module (guix build-system trivial)
#:use-module (gnu packages cross-base)
#:use-module (gnu packages gcc)
#:use-module (gnu packages texinfo))
(define-public aarch64-none-elf-binutils
(package
(inherit (cross-binutils "aarch64-none-elf"))
(name "aarch64-none-elf-binutils")))
(define aarch64-none-elf-gcc
(let ((xgcc (cross-gcc "aarch64-none-elf" #:xgcc gcc #:xbinutils aarch64-none-elf-binutils)))
(package
(inherit xgcc)
(name "aarch64-none-elf-gcc")
(arguments
(substitute-keyword-arguments (package-arguments xgcc)
((#:phases phases)
#~(modify-phases #$phases
(add-after 'set-paths 'augment-CPLUS_INCLUDE_PATH
(lambda* (#:key inputs #:allow-other-keys)
(let ((gcc (assoc-ref inputs "gcc")))
;; Remove the default compiler from CPLUS_INCLUDE_PATH to
;; prevent header conflict with the GCC from native-inputs.
(setenv "CPLUS_INCLUDE_PATH"
(string-join
(delete (string-append gcc "/include/c++")
(string-split (getenv "CPLUS_INCLUDE_PATH")
#\:))
":"))
(format #t
"environment variable `CPLUS_INCLUDE_PATH' changed to ~a~%"
(getenv "CPLUS_INCLUDE_PATH")))))
;; Without a working multilib build, the resulting GCC lacks
;; support for nearly every AARCH64-NONE-ELF chip.
(add-after 'unpack 'fix-genmultilib
(lambda _
;; patch-shebang doesn't work here because there are actually
;; several scripts inside this script, each with a #!/bin/sh
;; that needs patching.
(substitute* "gcc/genmultilib"
(("#!/bin/sh") (string-append "#!" (which "sh"))))))))
((#:configure-flags flags)
#~(delete "--disable-multilib" #$flags))))
(native-search-paths
(list (search-path-specification
(variable "CROSS_C_INCLUDE_PATH")
(files '("aarch64-none-elf/include")))
(search-path-specification
(variable "CROSS_CPLUS_INCLUDE_PATH")
(files '("aarch64-none-elf/include")))
(search-path-specification
(variable "CROSS_OBJC_INCLUDE_PATH")
(files '("aarch64-none-elf/include")))
(search-path-specification
(variable "CROSS_OBJCPLUS_INCLUDE_PATH")
(files '("aarch64-none-elf/include")))
(search-path-specification
(variable "CROSS_LIBRARY_PATH")
(files '("aarch64-none-elf/lib")))))
(native-inputs
`(("gcc" ,gcc)
,@(package-native-inputs xgcc))))))
(define-public aarch64-none-elf-newlib
(package
(name "aarch64-none-elf-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=aarch64-none-elf"
"--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/aarch64/cpu-init/Makefile.in"
"libgloss/aarch64/Makefile.in"
"libgloss/libnosys/Makefile.in"
"libgloss/Makefile.in")
(("/bin/sh") (which "sh")))
#t)))))
(native-inputs
`(("xbinutils" ,(cross-binutils "aarch64-none-elf"))
("xgcc" ,aarch64-none-elf-gcc)
("texinfo" ,texinfo)))
(home-page "https://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 aarch64-none-elf-gcc-toolchain
(package
(name "aarch64-none-elf-gcc-toolchain")
(version (package-version aarch64-none-elf-gcc))
(source #f)
(build-system trivial-build-system)
(arguments
'(#:modules ((guix build union))
#:builder
(begin
(use-modules (ice-9 match)
(guix build union))
(match %build-inputs
(((names . directories) ...)
(union-build (assoc-ref %outputs "out")
directories)
#t)))))
(propagated-inputs
`(("binutils" ,aarch64-none-elf-binutils)
("gcc" ,aarch64-none-elf-gcc)
("libc" ,aarch64-none-elf-newlib)))
(synopsis "C GCC tool chain for aarch64 microcontroller development")
(description "This package provides a C GCC tool chain for aarch64
microcontroller development. This includes the GCC aarch64 cross compiler and
the newlib libc. This supports the C programming language.")
(home-page (package-home-page aarch64-none-elf-newlib))
(license (package-license aarch64-none-elf-gcc))))
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