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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2019 Timothy Sample <samplet@ngyro.com>
;;;
;;; 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 bootloader depthcharge)
  #:use-module (gnu bootloader extlinux)
  #:use-module (gnu bootloader)
  #:use-module (gnu packages bootloaders)
  #:use-module (guix gexp)
  #:use-module (guix utils)
  #:use-module (ice-9 match)
  #:export (depthcharge-bootloader))

(define (signed-kernel kernel kernel-arguments initrd)
  (define builder
    (with-imported-modules '((guix build utils))
      #~(begin
          (use-modules (guix build utils)
                       (ice-9 binary-ports)
                       (rnrs bytevectors))
          (set-path-environment-variable "PATH" '("bin") (list #$dtc))

          ;; TODO: These files have to be writable, so we copy them.
          ;; This can probably be fixed by using a ".its" file, just
          ;; be careful not to break initrd loading.
          (copy-file #$kernel "zImage")
          (chmod "zImage" #o755)
          (copy-file (string-append (dirname #$kernel) "/lib/dtbs/"
                                    "rk3288-veyron-speedy.dtb")
                     "rk3288-veyron-speedy.dtb")
          (chmod "rk3288-veyron-speedy.dtb" #o644)
          (copy-file #$initrd "initrd")
          (chmod "initrd" #o644)

          (invoke (string-append #$u-boot-tools "/bin/mkimage")
                  "-D" "-I dts -O dtb -p 2048"
		  "-f" "auto"
                  "-A" "arm"
                  "-O" "linux"
                  "-T" "kernel"
                  "-C" "None"
                  "-d" "zImage"
                  "-a" "0"
                  "-b" "rk3288-veyron-speedy.dtb"
                  "-i" "initrd"
	          "image.itb")
          (call-with-output-file "bootloader.bin"
            (lambda (port)
              (put-bytevector port (make-bytevector 512 0))))
          (with-output-to-file "kernel-arguments"
	    (lambda ()
	      (display (string-join (list #$@kernel-arguments)))))
          (invoke (string-append #$vboot-utils "/bin/vbutil_kernel")
                  "--pack" #$output
                  "--version" "1"
                  "--vmlinuz" "image.itb"
		  "--arch" "arm"
		  "--keyblock" (string-append #$vboot-utils
                                              "/share/vboot-utils/devkeys/"
                                              "kernel.keyblock")
		  "--signprivate" (string-append #$vboot-utils
                                                 "/share/vboot-utils/devkeys/"
                                                 "kernel_data_key.vbprivk")
                  "--config" "kernel-arguments"
                  "--bootloader" "bootloader.bin"))))
  (computed-file "vmlinux.kpart" builder))

(define* (depthcharge-configuration-file config entries
                                         #:key
                                         (system (%current-system))
                                         (old-entries '())
                                         #:allow-other-keys)
  (match entries
    ((entry)
     (let ((kernel (menu-entry-linux entry))
           (kernel-arguments (menu-entry-linux-arguments entry))
           (initrd (menu-entry-initrd entry)))
       ;; XXX: Make this a symlink.
       (signed-kernel kernel kernel-arguments initrd)))
    (_ (error "Too many bootloader menu entries!"))))

(define install-depthcharge
  #~(lambda (bootloader device mount-point)
      (let ((kpart (string-append mount-point
                                  "/boot/depthcharge/vmlinux.kpart")))
        (write-file-on-device kpart (stat:size (stat kpart)) device 0))))

(define depthcharge-bootloader
  (bootloader
   (name 'depthcharge)
   (package #f)
   (installer install-depthcharge)
   (configuration-file "/boot/depthcharge/vmlinux.kpart")
   (configuration-file-generator depthcharge-configuration-file)))
generated by cgit
tion) 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 (test-cran) #:use-module (gnu packages statistics) #:use-module (guix import cran) #:use-module (guix tests) #:use-module (srfi srfi-1) #:use-module (srfi srfi-64) #:use-module (srfi srfi-26) #:use-module (ice-9 match)) (define description " Package: My-Example Type: Package Title: Example package Version: 1.2.3 Date: 2015-12-10 Author: Ricardo Wurmus Maintainer: Guix Schmeeks <guix@gnu.org> URL: http://gnu.org/s/my-example Description: This is a long description spanning multiple lines: and it could confuse the parser that this line is very long or perhaps the fact that there is a colon : on the lines. And: this line continues the description. biocViews: 0 SystemRequirements: Cairo (>= 0) Depends: A C++11 compiler. Version 4.6.* of g++ (as currently in Rtools) is insufficient; versions 4.8.*, 4.9.* or later will be fine. License: GPL (>= 3) Imports: Rcpp (>= 0.11.5), proto, Scales LinkingTo: Rcpp, BH NeedsCompilation: yes Repository: CRAN Date/Publication: 2015-07-14 14:15:16 ") (define description-alist (description->alist description)) (define simple-alist '(("Key" . "Value") ("SimpleList" . "R, Rcpp, something, whatever") ("BadList" . "This is not a real list, you know?") ("List" . "R (>= 2.2), BH (for no reason), GenomicRanges"))) (test-begin "cran") (test-assert "description->alist: contains all valid keys" (let ((keys '("Package" "Type" "Title" "Version" "Date" "Author" "Maintainer" "URL" "Description" "SystemRequirements" "Depends" "License" "Imports" "biocViews" "LinkingTo" "NeedsCompilation" "Repository" "Date/Publication"))) (lset= string=? keys (map car description-alist)))) (test-equal "listifyx: return empty list if key cannot be found" '() ((@@ (guix import cran) listify) simple-alist "Letters")) (test-equal "listify: split comma-separated value into elements" '("R" "Rcpp" "something" "whatever") ((@@ (guix import cran) listify) simple-alist "SimpleList")) (test-equal "listify: strip off parentheses" '("R" "BH" "GenomicRanges") ((@@ (guix import cran) listify) simple-alist "List")) (test-equal "listify: ignore values that are no lists" '() ((@@ (guix import cran) listify) simple-alist "BadList")) (test-equal "r-mininal is not a cran package" #f ((@@ (guix import cran) cran-package?) r-minimal)) (test-assert "description->package" ;; Replace network resources with sample data. (mock ((guix build download) url-fetch (lambda* (url file-name #:key (mirrors '()) verify-certificate?) (with-output-to-file file-name (lambda () (display (match url ("mirror://cran/src/contrib/My-Example_1.2.3.tar.gz" "source") (_ (error "Unexpected URL: " url)))))))) (match (description->package 'cran description-alist) (('package ('name "r-my-example") ('version "1.2.3") ('source ('origin ('method 'url-fetch) ('uri ('cran-uri "My-Example" 'version)) ('sha256 ('base32 (? string? hash))))) ('properties ('quasiquote (('upstream-name . "My-Example")))) ('build-system 'r-build-system) ('inputs ('list 'cairo)) ('propagated-inputs ('list 'r-bh 'r-proto 'r-rcpp 'r-scales)) ('home-page "http://gnu.org/s/my-example") ('synopsis "Example package") ('description "\ This is a long description spanning multiple lines: and it could confuse the parser that this line is very long or perhaps the fact that there is a colon : on the lines. And: this line continues the description.") ('license 'gpl3+)) #t) (x (begin (format #t "~s\n" x) (pk 'fail x #f)))))) (test-end "cran")
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