From 21201be1f4a0b915ef8c32ae34afefff58d4f42c Mon Sep 17 00:00:00 2001
From: Hauke Mehrtens <hauke@openwrt.org>
Date: Fri, 12 Jul 2013 13:46:27 +0000
Subject: bcm53xx: add initial support for ARM based BCM47XX and BCM53XX SoCs

This was only tested on a Netgear R6250, but it could also work on
other devices when the correct images are generated.
It is only possible to boot into a ram disk, no Ethernet, Wifi, flash,
USB is supported.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37268 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 target/linux/bcm53xx/image/Makefile | 56 +++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 target/linux/bcm53xx/image/Makefile

(limited to 'target/linux/bcm53xx/image')

diff --git a/target/linux/bcm53xx/image/Makefile b/target/linux/bcm53xx/image/Makefile
new file mode 100644
index 0000000000..62544c6492
--- /dev/null
+++ b/target/linux/bcm53xx/image/Makefile
@@ -0,0 +1,56 @@
+#
+# Copyright (C) 2013 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+include $(TOPDIR)/rules.mk
+include $(INCLUDE_DIR)/image.mk
+
+define Image/Prepare
+	rm -f $(KDIR)/fs_mark
+	echo -ne '\xde\xad\xc0\xde' > $(KDIR)/fs_mark
+	$(call prepare_generic_squashfs,$(KDIR)/fs_mark)
+endef
+
+define Image/Build/Initramfs
+	$(call Image/Build/Initramfs/Chk,bcm5301-netgear-r6250,U12H245T00_NETGEAR,2,initramfs)
+endef
+
+define Image/Build/Initramfs/Chk
+	$(call Image/Build/Initramfs/DTB,$(1))
+	$(STAGING_DIR_HOST)/bin/mkchkimg -o $(BIN_DIR)/openwrt-$(1)-$(4).chk -k $(KDIR)/$(IMG_PREFIX)-$(4)-$(1).trx -b $(2) -r $(3)
+endef
+
+define Image/Build/Initramfs/DTB
+	$(call Image/Build/DTB,zImage-initramfs,$(1))
+	$(STAGING_DIR_HOST)/bin/trx -o $(KDIR)/$(IMG_PREFIX)-initramfs-$(1).trx \
+		-f $(KDIR)/zImage-initramfs-$(1).lzma
+endef
+
+define Image/Build/squashfs/DTB
+	$(call Image/Build/DTB,zImage,$(1))
+	$(STAGING_DIR_HOST)/bin/trx -o $(KDIR)/$(IMG_PREFIX)-squashfs-$(1).trx \
+		-f $(KDIR)/zImage-$(1).lzma \
+		-a 1024 -f $(KDIR)/root.squashfs -a 0x10000 -A $(KDIR)/fs_mark
+endef
+
+define Image/Build/squashfs/Chk
+	$(call Image/Build/squashfs/DTB,$(1))
+	$(STAGING_DIR_HOST)/bin/mkchkimg -o $(BIN_DIR)/openwrt-$(1)-$(4).chk -k $(KDIR)/$(IMG_PREFIX)-$(4)-$(1).trx -b $(2) -r $(3)
+endef
+
+define Image/Build/DTB
+	rm -f $(KDIR)/$(1)-$(2).lzma
+	rm -f $(KDIR)/$(1)-$(2).dts
+	cat $(KDIR)/$(1) $(LINUX_DIR)/arch/$(ARCH)/boot/dts/$(2).dtb > $(KDIR)/$(1)-$(2).dts;
+	$(STAGING_DIR_HOST)/bin/lzma e $(KDIR)/$(1)-$(2).dts $(KDIR)/$(1)-$(2).lzma -d16
+endef
+
+define Image/Build
+	$(call Image/Build/$(1),$(1))
+	$(call Image/Build/squashfs/Chk,bcm5301-netgear-r6250,U12H245T00_NETGEAR,2,squashfs)
+endef
+
+
+$(eval $(call BuildImage))
-- 
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