From 6cc9d936a978d558211a0553ba3cdf9113ab9c96 Mon Sep 17 00:00:00 2001
From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Date: Sun, 30 May 2010 22:46:45 +0200
Subject: Add support for the Barebox bootloader

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
---
 boot/barebox/Config.in  | 14 ++++++++++++
 boot/barebox/barebox.mk | 61 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 75 insertions(+)
 create mode 100644 boot/barebox/Config.in
 create mode 100644 boot/barebox/barebox.mk

(limited to 'boot/barebox')

diff --git a/boot/barebox/Config.in b/boot/barebox/Config.in
new file mode 100644
index 000000000..0c90f0382
--- /dev/null
+++ b/boot/barebox/Config.in
@@ -0,0 +1,14 @@
+menuconfig BR2_TARGET_BAREBOX
+	bool "Barebox"
+	help
+	  The Barebox bootloader, formerly known as U-Boot v2.
+
+	  http://www.barebox.org
+
+if BR2_TARGET_BAREBOX
+config BR2_TARGET_BAREBOX_BOARD_DEFCONFIG
+	string "board defconfig"
+	help
+	  Name of the board for which Barebox should be built, without
+	  the _defconfig suffix.
+endif
diff --git a/boot/barebox/barebox.mk b/boot/barebox/barebox.mk
new file mode 100644
index 000000000..7c2cbc123
--- /dev/null
+++ b/boot/barebox/barebox.mk
@@ -0,0 +1,61 @@
+#############################################################
+#
+# Barebox
+#
+#############################################################
+
+BAREBOX_VERSION:=2010.05.0
+BAREBOX_SOURCE:=barebox-$(BAREBOX_VERSION).tar.bz2
+BAREBOX_SITE:=http://www.barebox.org/download/
+BAREBOX_DIR:=$(BUILD_DIR)/barebox-$(BAREBOX_VERSION)
+BAREBOX_CAT:=$(BZCAT)
+BAREBOX_BOARD_DEFCONFIG:=$(call qstrip,$(BR2_TARGET_BAREBOX_BOARD_DEFCONFIG))
+
+ifeq ($(KERNEL_ARCH),i386)
+BAREBOX_ARCH=x86
+else ifeq ($(KERNEL_ARCH),powerpc)
+BAREBOX_ARCH=ppc
+else
+BAREBOX_ARCH=$(KERNEL_ARCH)
+endif
+
+BAREBOX_MAKE_FLAGS = ARCH=$(BAREBOX_ARCH) CROSS_COMPILE=$(TARGET_CROSS)
+
+$(DL_DIR)/$(BAREBOX_SOURCE):
+	 $(call DOWNLOAD,$(BAREBOX_SITE),$(BAREBOX_SOURCE))
+
+$(BAREBOX_DIR)/.unpacked: $(DL_DIR)/$(BAREBOX_SOURCE)
+	mkdir -p $(@D)
+	$(INFLATE$(suffix $(BAREBOX_SOURCE))) $(DL_DIR)/$(BAREBOX_SOURCE) \
+		| tar $(TAR_STRIP_COMPONENTS)=1 -C $(@D) $(TAR_OPTIONS) -
+	touch $@
+
+$(BAREBOX_DIR)/.patched: $(BAREBOX_DIR)/.unpacked
+	toolchain/patch-kernel.sh $(BAREBOX_DIR) boot/barebox \
+		barebox-$(BAREBOX_VERSION)-\*.patch \
+		barebox-$(BAREBOX_VERSION)-\*.patch.$(ARCH)
+	touch $@
+
+$(BAREBOX_DIR)/.configured: $(BAREBOX_DIR)/.patched
+	$(MAKE) $(BAREBOX_MAKE_FLAGS) -C $(BAREBOX_DIR) $(BAREBOX_BOARD_DEFCONFIG)_defconfig
+	touch $@
+
+$(BAREBOX_DIR)/.built: $(BAREBOX_DIR)/.configured
+	$(MAKE) $(BAREBOX_MAKE_FLAGS) -C $(BAREBOX_DIR)
+	touch $@
+
+$(BAREBOX_DIR)/.installed: $(BAREBOX_DIR)/.built
+	cp $(BAREBOX_DIR)/barebox.bin $(BINARIES_DIR)
+	touch $@
+
+barebox: $(BAREBOX_DIR)/.installed
+
+ifeq ($(BR2_TARGET_BAREBOX),y)
+TARGETS+=barebox
+
+# we NEED a board defconfig file
+ifeq ($(BAREBOX_BOARD_DEFCONFIG),)
+$(error No Barebox defconfig file. Check your BR2_TARGET_BAREBOX_BOARD_DEFCONFIG setting)
+endif
+
+endif
-- 
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