target/linux/brcm63xx/image/Makefile

   1 #
   2 # Copyright (C) 2006 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7 include $(TOPDIR)/rules.mk
   8 include $(INCLUDE_DIR)/image.mk
   9
  10 LOADADDR = 0x80010000           # RAM start + 16M
  11 KERNEL_ENTRY = $(LOADADDR)      # Newer kernels add a jmp to the kernel_entry at the start of the binary
  12 RAMSIZE = 0x01000000            # 64MB
  13
  14 LOADER_MAKEOPTS= \
  15                 KDIR=$(KDIR) \
  16                 LOADADDR=$(LOADADDR) \
  17                 KERNEL_ENTRY=$(KERNEL_ENTRY) \
  18                 RAMSIZE=$(RAMSIZE)
  19
  20 define trxalign/jffs2-128k
  21 -a 0x20000
  22 endef
  23 define trxalign/jffs2-64k
  24 -a 0x10000
  25 endef
  26 define trxalign/squashfs
  27 -a 1024
  28 endef
  29
  30 define Build/Clean
  31         $(MAKE) -C lzma-loader clean
  32 endef
  33
  34 define Image/Prepare
  35         cat $(KDIR)/vmlinux | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
  36         rm -f $(KDIR)/loader.gz
  37         $(MAKE) -C lzma-loader \
  38                 BUILD_DIR="$(KDIR)" \
  39                 TARGET="$(KDIR)" \
  40                 clean install
  41         echo -ne "\\x00" >> $(KDIR)/loader.gz
  42         rm -f $(KDIR)/fs_mark
  43         touch $(KDIR)/fs_mark
  44         $(call prepare_generic_squashfs,$(KDIR)/fs_mark)
  45 endef
  46
  47 define Image/Build
  48         $(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)
  49 endef
  50
  51 $(eval $(call BuildImage))