target/linux/bcm63xx/image/Makefile

   1 #
   2 # Copyright (C) 2006-2015 OpenWrt.org
   3 # Copyright (C) 2016 LEDE project
   4 #
   5 # This is free software, licensed under the GNU General Public License v2.
   6 # See /LICENSE for more information.
   7 #
   8 include $(TOPDIR)/rules.mk
   9 include $(INCLUDE_DIR)/image.mk
  10
  11 KERNEL_LOADADDR = 0x80010000            # RAM start + 64K
  12 LOADER_ENTRY = 0x80a00000               # RAM start + 10M, for relocate
  13 RAMSIZE = 0x02000000                    # 32MB
  14 LZMA_TEXT_START = 0x81800000            # 32MB - 8MB
  15
  16 LOADER_MAKEOPTS= \
  17                 KDIR=$(KDIR) \
  18                 LOADADDR=$(KERNEL_LOADADDR) \
  19                 KERNEL_ENTRY=$(KERNEL_LOADADDR) \
  20                 RAMSIZE=$(RAMSIZE) \
  21                 LZMA_TEXT_START=$(LZMA_TEXT_START) \
  22
  23 RELOCATE_MAKEOPTS= \
  24                 CACHELINE_SIZE=16 \
  25                 KERNEL_ADDR=$(KERNEL_LOADADDR) \
  26                 CROSS_COMPILE=$(TARGET_CROSS) \
  27                 LZMA_TEXT_START=$(LOADER_ENTRY)
  28
  29 define Build/Compile
  30         rm -rf $(KDIR)/relocate
  31         $(CP) ../../generic/image/relocate $(KDIR)
  32         $(MAKE) -C $(KDIR)/relocate $(RELOCATE_MAKEOPTS)
  33 endef
  34
  35 ### Kernel scripts ###
  36 define Build/hcs-initramfs
  37         $(STAGING_DIR_HOST)/bin/hcsmakeimage --magic_bytes=$(HCS_MAGIC_BYTES) \
  38                 --rev_maj=$(HCS_REV_MAJ) --rev_min=$(HCS_REV_MIN) --input_file=$@ \
  39                 --output_file=$@.hcs --ldaddress=$(KERNEL_LOADADDR)
  40         mv $@.hcs $@
  41 endef
  42
  43 define Build/loader-lzma
  44         rm -rf $@.src
  45         $(MAKE) -C lzma-loader \
  46                 $(LOADER_MAKEOPTS) \
  47                 PKG_BUILD_DIR="$@.src" \
  48                 TARGET_DIR="$(dir $@)" \
  49                 LOADER_DATA="$@" \
  50                 LOADER_NAME="$(notdir $@)" \
  51                 compile loader.$(1)
  52         mv "$@.$(1)" "$@"
  53         rm -rf $@.src
  54 endef
  55
  56 define Build/lzma
  57         # CFE is a LZMA nazi! It took me hours to find out the parameters!
  58         # Also I think lzma has a bug cause it generates different output depending on
  59         # if you use stdin / stdout or not. Use files instead of stdio here, cause
  60         # otherwise CFE will complain and not boot the image.
  61         $(STAGING_DIR_HOST)/bin/lzma e $@ -d22 -fb64 -a1 $@.lzma
  62         mv $@.lzma $@
  63 endef
  64
  65 define Build/lzma-cfe
  66         # Strip out the length, CFE doesn't like this
  67         dd if=$@ of=$@.lzma.cfe bs=5 count=1
  68         dd if=$@ of=$@.lzma.cfe ibs=13 obs=5 skip=1 seek=1 conv=notrunc
  69         mv $@.lzma.cfe $@
  70 endef
  71
  72 define Build/relocate-kernel
  73         # CFE only allows ~4 MiB for the uncompressed kernels, but uncompressed
  74         # kernel might get larger than that, so let CFE unpack and load at a
  75         # higher address and make the kernel relocate itself to the expected
  76         # location.
  77         ( \
  78                 dd if=$(KDIR)/relocate/loader.bin bs=32 conv=sync && \
  79                 perl -e '@s = stat("$@"); print pack("N", @s[7])' && \
  80                 cat $@ \
  81         ) > $@.relocate
  82         mv $@.relocate $@
  83 endef
  84
  85 ### Image scripts ###
  86 define rootfspad/jffs2-128k
  87 --align-rootfs
  88 endef
  89 define rootfspad/jffs2-64k
  90 --align-rootfs
  91 endef
  92 define rootfspad/squashfs
  93 endef
  94
  95 define Image/LimitName16
  96 $(shell expr substr "$(1)" 1 16)
  97 endef
  98
  99 define Image/FileSystemStrip
 100 $(firstword $(subst +,$(space),$(subst root.,,$(notdir $(1)))))
 101 endef
 102
 103 define Build/cfe-bin
 104         $(STAGING_DIR_HOST)/bin/imagetag -i $(IMAGE_KERNEL) -f $(IMAGE_ROOTFS) \
 105                 --output $@ --boardid $(CFE_BOARD_ID) --chipid $(CFE_CHIP_ID) \
 106                 --entry $(LOADER_ENTRY) --load-addr $(LOADER_ENTRY) \
 107                 --info1 "$(call Image/LimitName16,$(DEVICE_NAME))" \
 108                 --info2 "$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))" \
 109                 $(call rootfspad/$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))) \
 110                 $(CFE_EXTRAS) $(1)
 111 endef
 112
 113 define Build/cfe-old-bin
 114         $(TOPDIR)/scripts/brcmImage.pl -t -p \
 115                 -o $@ -b $(CFE_BOARD_ID) -c $(CFE_CHIP_ID) \
 116                 -e $(LOADER_ENTRY) -a $(LOADER_ENTRY) \
 117                 -k $(IMAGE_KERNEL) -r $(IMAGE_ROOTFS) \
 118                 $(CFE_EXTRAS)
 119 endef
 120
 121 define Build/cfe-spw303v-bin
 122         $(STAGING_DIR_HOST)/bin/imagetag -i $(IMAGE_KERNEL) -f $(IMAGE_ROOTFS) \
 123                 --output $@ --boardid $(CFE_BOARD_ID) --chipid $(CFE_CHIP_ID) \
 124                 --entry $(LOADER_ENTRY) --load-addr $(LOADER_ENTRY) \
 125                 $(call rootfspad/$(call Image/FileSystemStrip,$(IMAGE_ROOTFS))) \
 126                 $(CFE_EXTRAS) $(1)
 127 endef
 128
 129 define Build/spw303v-bin
 130         $(STAGING_DIR_HOST)/bin/spw303v -i $@ -o $@.spw303v
 131         mv $@.spw303v $@
 132 endef
 133
 134 define Build/zyxel-bin
 135         $(STAGING_DIR_HOST)/bin/zyxbcm -i $@ -o $@.zyxel
 136         mv $@.zyxel $@
 137 endef
 138
 139 define Build/redboot-bin
 140         # Prepare kernel and rootfs
 141         dd if=$(IMAGE_KERNEL) of=$(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz bs=65536 conv=sync
 142         dd if=$(IMAGE_ROOTFS) of=$(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS)) bs=64k conv=sync
 143         echo -ne \\xDE\\xAD\\xC0\\xDE >> $(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS))
 144         # Generate the scripted image
 145         $(TOPDIR)/scripts/redboot-script.pl \
 146                 -k $(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz \
 147                 -r $(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS)) \
 148                 -a $(strip $(LOADER_ENTRY)) -f 0xbe430000 -l 0x7c0000 \
 149                 -s 0x1000 -t 20 -o $@.redbootscript
 150         dd if="$@.redbootscript" of="$@.redbootscript.padded" bs=4096 conv=sync
 151         cat \
 152                 "$@.redbootscript.padded" \
 153                 "$(BIN_DIR)/$(REDBOOT_PREFIX)-vmlinux.gz" \
 154                 "$(BIN_DIR)/$(REDBOOT_PREFIX)-$(notdir $(IMAGE_ROOTFS))" \
 155                 > "$@"
 156 endef
 157
 158 define Device/Default
 159   PROFILES = Default $$(DEVICE_NAME)
 160   KERNEL_DEPENDS = $$(wildcard ../dts/$$(DEVICE_DTS).dts)
 161   KERNEL_INITRAMFS_SUFFIX := .elf
 162   DEVICE_DTS_DIR := ../dts
 163   SOC = bcm$$(CFE_CHIP_ID)
 164   DEVICE_DTS = $$(SOC)-$(subst _,-,$(1))
 165 endef
 166
 167 ATH5K_PACKAGES := kmod-ath5k wpad-basic
 168 ATH9K_PACKAGES := kmod-ath9k wpad-basic
 169 B43_PACKAGES := kmod-b43 wpad-basic
 170 BRCMWL_PACKAGES := kmod-brcm-wl nas wlc
 171 RT28_PACKAGES := kmod-rt2800-pci wpad-basic
 172 RT61_PACKAGES := kmod-rt61-pci wpad-basic
 173 USB1_PACKAGES := kmod-usb-ohci kmod-usb-ledtrig-usbport
 174 USB2_PACKAGES := kmod-usb2 kmod-usb-ohci kmod-usb-ledtrig-usbport
 175
 176 include bcm63xx.mk
 177
 178 $(eval $(call BuildImage))