gnu: Add ath9k-htc-firmware.

* gnu/packages/firmware.scm: New file.
* gnu/packages/patches/ath9k-htc-firmware-objcopy.patch: New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add 'firmware.scm'.
  (dist_patch_DATA): Add the patch.

2 files changed, 97 insertions, 0 deletions

diff --git a/gnu/packages/firmware.scm b/gnu/packages/firmware.scm
new file mode 100644
index 0000000000..68f4e37849
--- /dev/null
+++ b/gnu/packages/firmware.scm
@@ -0,0 +1,83 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2014 Ludovic Courtès <ludo@gnu.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 firmware)
+  #:use-module (guix licenses)
+  #:use-module (guix packages)
+  #:use-module (guix git-download)
+  #:use-module (guix build-system gnu)
+  #:use-module (gnu packages)
+  #:use-module (gnu packages cmake)
+  #:use-module (gnu packages cross-base)
+  #:use-module (gnu packages perl))
+
+(define-public ath9k-htc-firmware
+  (package
+    (name "ath9k-htc-firmware")
+    (version "1.3.2")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/qca/open-ath9k-htc-firmware.git")
+                    (commit version)))
+              (sha256
+               (base32
+                "0dgqfp4cbky79vzjrdy3j462l8figymzrk2v0jalmmz3lkxw88ww"))
+              (patches (list (search-patch "ath9k-htc-firmware-objcopy.patch")))))
+    (build-system gnu-build-system)
+    (arguments
+     '(#:phases (alist-cons-before
+                 'configure 'pre-configure
+                 (lambda* (#:key inputs #:allow-other-keys)
+                   (chdir "target_firmware")
+
+                   ;; 'configure' is a simple script that runs 'cmake' with
+                   ;; the right flags.
+                   (substitute* "configure"
+                     (("^TOOLCHAIN=.*$")
+                      (string-append "TOOLCHAIN="
+                                     (assoc-ref inputs "cross-gcc")
+                                     "\n"))))
+                 (alist-replace
+                  'install
+                  (lambda* (#:key outputs #:allow-other-keys)
+                    (let* ((out    (assoc-ref outputs "out"))
+                           (fw-dir (string-append out "/lib/firmware")))
+                      (mkdir-p fw-dir)
+                      (for-each (lambda (file)
+                                  (copy-file file
+                                             (string-append fw-dir "/"
+                                                            (basename file))))
+                                (find-files "." "\\.fw$"))
+                      #t))
+                  %standard-phases))
+       #:tests? #f))
+
+    ;; The firmware is cross-compiled using a "bare bones" compiler (no libc.)
+    ;; Use our own tool chain for that.
+    (native-inputs `(("cross-gcc" ,xgcc-xtensa)
+                     ("cross-binutils" ,(cross-binutils "xtensa-elf"))
+                     ("cmake" ,cmake)
+                     ("perl" ,perl)))
+    (home-page "http://wireless.kernel.org/en/users/Drivers/ath9k_htc")
+    (synopsis "Firmware for the Atheros AR7010 and AR9271 USB 802.11n NICs")
+    (description
+     "This is the firmware for the Qualcomm Atheros AR7010 and AR9271 USB
+802.11n NICs (aka. Wi-Fi USB dongles.)  It is used by the ath9k driver of
+Linux-libre.")
+    (license (bsd-style "http://directory.fsf.org/wiki/License:ClearBSD"))))
diff --git a/gnu/packages/patches/ath9k-htc-firmware-objcopy.patch b/gnu/packages/patches/ath9k-htc-firmware-objcopy.patch
new file mode 100644
index 0000000000..2172f8353f
--- /dev/null
+++ b/gnu/packages/patches/ath9k-htc-firmware-objcopy.patch
@@ -0,0 +1,14 @@
+The firmware is cross-compiled, but the build system ends up using
+'objcopy' instead of 'xtensa-elf-objcopy' by default.  Force it to
+use the right one.
+
+--- source/target_firmware/configure	2014-10-28 20:57:26.834436561 +0100
++++ source/target_firmware/configure	2014-10-28 20:57:29.666436530 +0100
+@@ -11,6 +11,7 @@ mkdir -p build
+ cat > "$TOOLCHAIN_FILE" <<EOF
+ INCLUDE(CMakeForceCompiler)
+ 
++SET(CMAKE_OBJCOPY xtensa-elf-objcopy)
+ SET(CMAKE_SYSTEM_PROCESSOR xtensa)
+ SET(CMAKE_FIND_ROOT_PATH ${TOOLCHAIN}/$TARGET)
+ SET(CMAKE_STRIP :)