From 626d9efa74685720020e816f3a917b7591d3cf7a Mon Sep 17 00:00:00 2001
From: James <>
Date: Sat, 26 Sep 2015 12:29:31 +0100
Subject: trunk-47048

---
 target/linux/rb532/image/Makefile     | 80 +++++++++++++++++++++++++++++++++++
 target/linux/rb532/image/gen_image.sh | 18 ++++++++
 2 files changed, 98 insertions(+)
 create mode 100644 target/linux/rb532/image/Makefile
 create mode 100755 target/linux/rb532/image/gen_image.sh

(limited to 'target/linux/rb532/image')

diff --git a/target/linux/rb532/image/Makefile b/target/linux/rb532/image/Makefile
new file mode 100644
index 0000000..284b3d4
--- /dev/null
+++ b/target/linux/rb532/image/Makefile
@@ -0,0 +1,80 @@
+#
+# Copyright (C) 2006-2010 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+include $(TOPDIR)/rules.mk
+include $(INCLUDE_DIR)/image.mk
+
+LOADADDR = 0x81000000		# RAM start + 16M
+KERNEL_ENTRY = 0x80101000
+RAMSIZE = 0x00100000		# 1MB
+IMAGE_COPY = 1
+
+LOADER_MAKEOPTS= \
+		KDIR=$(KDIR) \
+		LOADADDR=$(LOADADDR) \
+		KERNEL_ENTRY=$(KERNEL_ENTRY) \
+		RAMSIZE=$(RAMSIZE) \
+		IMAGE_COPY=$(IMAGE_COPY)
+
+define Build/Clean
+	$(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean
+endef
+
+define Image/Prepare
+	cat $(KDIR)/vmlinux | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
+	$(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean compile
+ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
+	$(STAGING_DIR_HOST)/bin/patch-cmdline $(KDIR)/vmlinux-initramfs '$(strip $(call Image/cmdline/yaffs2)) '
+	cat $(KDIR)/vmlinux-initramfs | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux-initramfs.lzma
+	$(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean compile
+	$(CP) $(KDIR)/loader.elf $(KDIR)/loader-initramfs.elf
+endif
+endef
+
+VMLINUX:=$(BIN_DIR)/$(IMG_PREFIX)-vmlinux-kernel
+
+define Image/BuildKernel
+	$(CP) $(KDIR)/loader.elf $(VMLINUX)
+ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
+	$(CP) $(KDIR)/loader-initramfs.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux-initramfs
+endif
+endef
+
+define Image/cmdline/jffs2-64k
+block2mtd.block2mtd=/dev/sda2,65536 root=/dev/mtdblock2 rootfstype=jffs2
+endef
+
+define Image/cmdline/jffs2-128k
+block2mtd.block2mtd=/dev/sda2,131072 root=/dev/mtdblock2 rootfstype=jffs2
+endef
+
+define Image/cmdline/ext4
+root=/dev/sda2 rootfstype=ext4
+endef
+
+define Image/cmdline/squashfs
+block2mtd.block2mtd=/dev/sda2,65536,rootfs root=/dev/mtdblock2 rootfstype=squashfs
+endef
+
+define Image/cmdline/yaffs2
+root=/dev/mtdblock1 rootfstype=yaffs2
+endef
+
+define Image/Build/squashfs
+	$(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
+endef
+
+define Image/Build
+	$(call Image/Build/$(1),$(1))
+	$(CP) $(KDIR)/vmlinux.elf $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel
+	$(STAGING_DIR_HOST)/bin/patch-cmdline $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel '$(strip $(call Image/cmdline/$(1))) '
+	./gen_image.sh $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).bin \
+		4 $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel \
+		$(CONFIG_TARGET_ROOTFS_PARTSIZE) $(KDIR)/root.$(1) \
+		128
+endef
+
+$(eval $(call BuildImage))
diff --git a/target/linux/rb532/image/gen_image.sh b/target/linux/rb532/image/gen_image.sh
new file mode 100755
index 0000000..a2d6f40
--- /dev/null
+++ b/target/linux/rb532/image/gen_image.sh
@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+OUTPUT="$1"
+KERNELSIZE="$2"
+KERNELIMAGE="$3"
+ROOTFSSIZE="$4"
+ROOTFSIMAGE="$5"
+ALIGN="$6"
+
+rm -f "$OUTPUT"
+
+# create partition table
+set `ptgen -o "$OUTPUT" -h 16 -s 32 -l ${ALIGN} -t 0x27 -p ${KERNELSIZE}m -t 0x83 -p ${ROOTFSSIZE}m`
+
+KERNELOFFSET="$(($1 / 512))"
+ROOTFSOFFSET="$(($3 / 512))"
+
+dd if="$KERNELIMAGE" of="$OUTPUT" bs=512 conv=notrunc seek="$KERNELOFFSET"
+dd if="$ROOTFSIMAGE" of="$OUTPUT" bs=512 conv=notrunc seek="$ROOTFSOFFSET"
-- 
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