mirror of https://github.com/hak5/openwrt.git
180 lines
5.3 KiB
Makefile
180 lines
5.3 KiB
Makefile
#
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# Copyright (C) 2006-2015 OpenWrt.org
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# Copyright (C) 2016 LEDE project
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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include $(TOPDIR)/rules.mk
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include $(INCLUDE_DIR)/image.mk
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LOADADDR = 0x80010000 # RAM start + 64K
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KERNEL_ENTRY = $(LOADADDR) # Newer kernels add a jmp to the kernel_entry at the start of the binary
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LOADER_ENTRY = 0x80a00000 # RAM start + 10M, for relocate
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RAMSIZE = 0x02000000 # 32MB
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LZMA_TEXT_START = 0x81800000 # 32MB - 8MB
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LOADER_MAKEOPTS= \
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KDIR=$(KDIR) \
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LOADADDR=$(LOADADDR) \
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KERNEL_ENTRY=$(KERNEL_ENTRY) \
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RAMSIZE=$(RAMSIZE) \
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LZMA_TEXT_START=$(LZMA_TEXT_START) \
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RELOCATE_MAKEOPTS= \
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CACHELINE_SIZE=16 \
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KERNEL_ADDR=$(KERNEL_ENTRY) \
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CROSS_COMPILE=$(TARGET_CROSS) \
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LZMA_TEXT_START=$(LOADER_ENTRY)
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define Build/Compile
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rm -rf $(KDIR)/relocate
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$(CP) ../../generic/image/relocate $(KDIR)
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$(MAKE) -C $(KDIR)/relocate $(RELOCATE_MAKEOPTS)
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endef
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### Kernel scripts ###
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define Build/hcs-initramfs
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$(STAGING_DIR_HOST)/bin/hcsmakeimage --magic_bytes=$(HCS_MAGIC_BYTES) \
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--rev_maj=$(HCS_REV_MAJ) --rev_min=$(HCS_REV_MIN) --input_file=$@ \
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--output_file=$@.hcs --ldaddress=$(LOADADDR)
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mv $@.hcs $@
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endef
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define Build/loader-lzma
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rm -rf $@.src
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$(MAKE) -C lzma-loader \
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$(LOADER_MAKEOPTS) \
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PKG_BUILD_DIR="$@.src" \
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TARGET_DIR="$(dir $@)" \
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LOADER_DATA="$@" \
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LOADER_NAME="$(notdir $@)" \
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compile loader.$(1)
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mv "$@.$(1)" "$@"
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rm -rf $@.src
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endef
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define Build/lzma
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# CFE is a LZMA nazi! It took me hours to find out the parameters!
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# Also I think lzma has a bug cause it generates different output depending on
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# if you use stdin / stdout or not. Use files instead of stdio here, cause
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# otherwise CFE will complain and not boot the image.
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$(STAGING_DIR_HOST)/bin/lzma e $@ -d22 -fb64 -a1 $@.lzma
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mv $@.lzma $@
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endef
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define Build/lzma-cfe
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# Strip out the length, CFE doesn't like this
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dd if=$@ of=$@.lzma.cfe bs=5 count=1
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dd if=$@ of=$@.lzma.cfe ibs=13 obs=5 skip=1 seek=1 conv=notrunc
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mv $@.lzma.cfe $@
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endef
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define Build/relocate-kernel
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# CFE only allows ~4 MiB for the uncompressed kernels, but uncompressed
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# kernel might get larger than that, so let CFE unpack and load at a
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# higher address and make the kernel relocate itself to the expected
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# location.
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( \
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dd if=$(KDIR)/relocate/loader.bin bs=32 conv=sync && \
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perl -e '@s = stat("$@"); print pack("N", @s[7])' && \
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cat $@ \
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) > $@.relocate
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mv $@.relocate $@
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endef
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### Image scripts ###
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define rootfspad/jffs2-128k
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--align-rootfs
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endef
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define rootfspad/jffs2-64k
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--align-rootfs
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endef
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define rootfspad/squashfs
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endef
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define Image/LimitName16
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$(shell expr substr "$(1)" 1 16)
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endef
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define Image/FileSystemStrip
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$(firstword $(subst +,$(space),$(subst root.,,$(notdir $(1)))))
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endef
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define Build/cfe-bin
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$(STAGING_DIR_HOST)/bin/imagetag -i $(IMAGE_KERNEL) -f $(IMAGE_ROOTFS) \
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--output $@ --boardid $(CFE_BOARD_ID) --chipid $(CFE_CHIP_ID) \
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--entry $(LOADER_ENTRY) --load-addr $(LOADER_ENTRY) \
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--info1 "$(call Image/LimitName16,$(DEVICE_NAME))" \
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--info2 "$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))" \
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$(call rootfspad/$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))) \
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$(CFE_EXTRAS) $(1)
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endef
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define Build/cfe-old-bin
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$(TOPDIR)/scripts/brcmImage.pl -t -p \
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-o $@ -b $(CFE_BOARD_ID) -c $(CFE_CHIP_ID) \
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-e $(LOADER_ENTRY) -a $(LOADER_ENTRY) \
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-k $(IMAGE_KERNEL) -r $(IMAGE_ROOTFS) \
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$(CFE_EXTRAS)
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endef
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define Build/cfe-spw303v-bin
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$(STAGING_DIR_HOST)/bin/imagetag -i $(IMAGE_KERNEL) -f $(IMAGE_ROOTFS) \
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--output $@ --boardid $(CFE_BOARD_ID) --chipid $(CFE_CHIP_ID) \
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--entry $(LOADER_ENTRY) --load-addr $(LOADER_ENTRY) \
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$(call rootfspad/$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))) \
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$(CFE_EXTRAS) $(1)
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endef
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define Build/spw303v-bin
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$(STAGING_DIR_HOST)/bin/spw303v -i $@ -o $@.spw303v
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mv $@.spw303v $@
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endef
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define Build/zyxel-bin
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$(STAGING_DIR_HOST)/bin/zyxbcm -i $@ -o $@.zyxel
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mv $@.zyxel $@
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endef
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define Build/redboot-bin
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# Prepare kernel and rootfs
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dd if=$(IMAGE_KERNEL) of=$(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz bs=65536 conv=sync
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dd if=$(IMAGE_ROOTFS) of=$(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS)) bs=64k conv=sync
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echo -ne \\xDE\\xAD\\xC0\\xDE >> $(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS))
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# Generate the scripted image
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$(TOPDIR)/scripts/redboot-script.pl \
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-k $(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz \
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-r $(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS)) \
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-a $(strip $(LOADER_ENTRY)) -f 0xbe430000 -l 0x7c0000 \
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-s 0x1000 -t 20 -o $@.redbootscript
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dd if="$@.redbootscript" of="$@.redbootscript.padded" bs=4096 conv=sync
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cat \
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"$@.redbootscript.padded" \
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"$(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz" \
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"$(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS))" \
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> "$@"
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endef
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define Device/Default
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PROFILES = Default $$(DEVICE_NAME)
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KERNEL_DEPENDS = $$(wildcard ../dts/$$(DEVICE_DTS).dts)
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KERNEL_INITRAMFS_SUFFIX := .elf
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DEVICE_DTS_DIR := ../dts
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SOC = bcm$$(CFE_CHIP_ID)
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DEVICE_DTS = $$(SOC)-$(subst _,-,$(1))
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endef
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ATH5K_PACKAGES := kmod-ath5k wpad-basic
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ATH9K_PACKAGES := kmod-ath9k wpad-basic
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B43_PACKAGES := kmod-b43 wpad-basic
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BRCMWL_PACKAGES := kmod-brcm-wl nas wlc
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RT28_PACKAGES := kmod-rt2800-pci wpad-basic
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RT61_PACKAGES := kmod-rt61-pci wpad-basic
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USB1_PACKAGES := kmod-usb-ohci kmod-usb-ledtrig-usbport
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USB2_PACKAGES := kmod-usb2 kmod-usb-ohci kmod-usb-ledtrig-usbport
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include bcm63xx.mk
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$(eval $(call BuildImage))
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