openwrt/target/linux/brcm63xx/image/Makefile

52 lines
1.2 KiB
Makefile

#
# Copyright (C) 2006 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 = 0x80010000 # RAM start + 16M
KERNEL_ENTRY = $(LOADADDR) # Newer kernels add a jmp to the kernel_entry at the start of the binary
RAMSIZE = 0x01000000 # 64MB
LOADER_MAKEOPTS= \
KDIR=$(KDIR) \
LOADADDR=$(LOADADDR) \
KERNEL_ENTRY=$(KERNEL_ENTRY) \
RAMSIZE=$(RAMSIZE)
define trxalign/jffs2-128k
-a 0x20000
endef
define trxalign/jffs2-64k
-a 0x10000
endef
define trxalign/squashfs
-a 1024
endef
define Build/Clean
$(MAKE) -C lzma-loader clean
endef
define Image/Prepare
cat $(KDIR)/vmlinux | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
rm -f $(KDIR)/loader.gz
$(MAKE) -C lzma-loader \
BUILD_DIR="$(KDIR)" \
TARGET="$(KDIR)" \
clean install
echo -ne "\\x00" >> $(KDIR)/loader.gz
rm -f $(KDIR)/fs_mark
touch $(KDIR)/fs_mark
$(call prepare_generic_squashfs,$(KDIR)/fs_mark)
endef
define Image/Build
$(STAGING_DIR_HOST)/bin/trx -o $(BIN_DIR)/openwrt-$(BOARD)-$(1).trx -f $(KDIR)/loader.gz -f $(KDIR)/vmlinux.lzma $(call trxalign/$(1)) -f $(KDIR)/root.$(1)
endef
$(eval $(call BuildImage))