Makefile

   1 BASE_DIR:=$(shell pwd)
   2
   3 SCRIPT_DIR=$(BASE_DIR)/scripts
   4 KCONFIG_DIR=$(SCRIPT_DIR)/kconfig
   5 CONFIG_DIR=$(BASE_DIR)/config
   6
   7 SOURCE_DIR=$(BASE_DIR)/sources
   8 BUILD_DIR=$(BASE_DIR)/work
   9 INITRD_DIR=$(BASE_DIR)/initrd-rootfs
  10 STAGING_DIR=$(BASE_DIR)/staging
  11 SKELETON_DIR=$(BASE_DIR)/skeleton
  12 OUTPUT_DIR=$(BASE_DIR)/deploy
  13 PACKAGE_DIR=$(BASE_DIR)/packages
  14 BIN_DIR=$(BASE_DIR)/bin
  15 ROM_DIR=$(OUTPUT_DIR)/roms
  16
  17 ifeq (.config, $(wildcard .config))
  18 dot-config := 1
  19 else
  20 dot-config := 0
  21 config-targets := 1
  22 endif
  23
  24 ifneq ($(filter textconfig oldconfig defconfig menuconfig,$(MAKECMDGOALS)),)
  25 config-targets := 1
  26 dot-config := 0
  27 endif
  28
  29 ifeq ($(dot-config),0)
  30 all: .config
  31
  32 .config: oldconfig
  33         @echo "Configuration completed - type make to build your ROM"
  34 else
  35 -include .config
  36
  37 # Pass -q to wget if the user doesn't want to see a download progressbar.
  38 ifeq ($(CONFIG_SHOW_DOWNLOAD_PROGRESSBAR),y)
  39 WGET_Q = ""
  40 else
  41 WGET_Q = "-q"
  42 endif
  43
  44 DEPENDS-y=
  45 include $(CONFIG_DIR)/platforms/platforms.conf
  46 include $(CONFIG_DIR)/payloads/payloads.conf
  47
  48 # Include the global settings and other checks
  49 include $(SCRIPT_DIR)/Build.settings
  50
  51 # TARGET_ROM is what we are ultimately building - this should be
  52 # specified by the platform files
  53
  54 TARGET_ROM ?= coreboot.rom
  55 TARGET_ROM_FILE=$(OUTPUT_DIR)/$(TARGET_ROM)
  56
  57 # Choose the version of coreboot to build - this might be better
  58 # elsewhere, but what the heck - its easy.
  59
  60 COREBOOT-$(CONFIG_COREBOOT_V2) = coreboot
  61 COREBOOT-$(CONFIG_COREBOOT_V3) = coreboot-v3
  62
  63 # Add openvsa as a dependency if it is configured to be used; this makes sure
  64 # that make distclean will clear out work/openvsa (see below)
  65 ifeq ($(CONFIG_VSA_OPENVSA),y)
  66         DEPENDS-y+=openvsa
  67 endif
  68
  69 # Construct the list of packages we will be building
  70
  71 PKGLIST = $(COREBOOT-y) $(DEPENDS-y) $(PAYLOAD-y) $(HOSTTOOLS-y)
  72
  73 # Construct the various targets
  74
  75 PKG_clean=$(patsubst %, %-clean, $(PKGLIST))
  76 PKG_distclean=$(patsubst %, %-distclean, $(PKGLIST))
  77 PKG_extract=$(patsubst %, %-extract, $(PKGLIST))
  78
  79 # This is the top level target - for v2, the final deliverable is built
  80 # by coreboot, for v3 it is built by us, so we have ifdef magic here
  81
  82 ifeq ($(CONFIG_COREBOOT_V2),y)
  83 rom: $(HOSTTOOLS-y) payload $(COREBOOT-y)
  84 else
  85
  86 # If compressing the payload in v3, parse the elf and tell lar to compress it.
  87 # Parsing the elf without compression bloats the ROM with bss zeroes.
  88
  89 LAR_PAYLOAD_FLAGS-y=-a -e
  90 LAR_PAYLOAD_FLAGS-$(CONFIG_USE_LZMA) += -C lzma
  91
  92 rom: $(HOSTTOOLS-y) payload $(COREBOOT-y)
  93         @ mkdir -p $(shell dirname $(TARGET_ROM_FILE))
  94         @ cp $(CBV3_OUTPUT) $(TARGET_ROM_FILE)
  95         @ $(STAGING_DIR)/bin/lar $(LAR_PAYLOAD_FLAGS-y) $(TARGET_ROM_FILE) $(PAYLOAD_TARGET):normal/payload
  96         @ if [ -d $(ROM_DIR) ]; then \
  97                 for file in `find $(ROM_DIR) -type f`; do \
  98                 b=`echo $$file | sed -e s:^$(ROM_DIR)\/*::`; \
  99                 $(STAGING_DIR)/bin/lar $(LAR_PAYLOAD_FLAGS-y) \
 100                 $(TARGET_ROM_FILE) $$file:$$b; \
 101                 done; \
 102         fi
 103         @ $(STAGING_DIR)/bin/lar -z $(TARGET_ROM_FILE)
 104 endif
 105
 106 # These empty dependencies are for the custom payload.
 107 custom:
 108 custom-clean:
 109
 110 payload: $(DEPENDS-y) $(PAYLOAD_TARGET)
 111
 112 extract: $(PKG_extract)
 113
 114 clean: $(PKG_clean)
 115         @ rm -rf $(INITRD_DIR) $(OUTPUT_DIR)
 116
 117 distclean:  $(PKG_distclean)
 118         @ rm -rf $(OUTPUT_DIR) $(STAGING_DIR) $(INITRD_DIR)
 119         @ rm -f $(BASE_DIR).config
 120
 121 # Include the payload builder
 122
 123 ifneq ($(PAYLOAD_BUILD),)
 124 include $(PAYLOAD_BUILD)
 125 endif
 126
 127 INCMK=$(foreach mk,$(DEPENDS-y) $(PAYLOAD-y) $(HOSTTOOLS-y),$(PACKAGE_DIR)/$(mk)/$(mk).mk)
 128
 129 ifeq ($(CONFIG_COREBOOT_V2),y)
 130 INCMK += $(PACKAGE_DIR)/coreboot-v2/coreboot-v2.mk
 131 else
 132 INCMK += $(PACKAGE_DIR)/coreboot-v3/coreboot-v3.mk
 133 endif
 134
 135 ifneq ($(INCMK),)
 136 include $(INCMK)
 137 endif
 138
 139 endif
 140
 141 super-distclean:
 142         @ make -C $(KCONFIG_DIR) clean
 143         @ rm -rf $(BUILD_DIR)
 144         @ rm -f .config tmpconfig.h .kconfig.d .config.old
 145
 146 ifeq ($(config-targets),1)
 147
 148 $(KCONFIG_DIR)/conf:
 149         make -C $(KCONFIG_DIR) conf
 150
 151 $(KCONFIG_DIR)/mconf:
 152         make -C $(KCONFIG_DIR) mconf
 153
 154 $(KCONFIG_DIR)/lxdialog/lxdialog:
 155         make -C $(KCONFIG_DIR)/lxdialog lxdialog
 156
 157
 158 textconfig: $(KCONFIG_DIR)/conf
 159         @$(KCONFIG_DIR)/conf $(BASE_DIR)/Config.in
 160
 161 oldconfig: $(KCONFIG_DIR)/conf
 162         @$(KCONFIG_DIR)/conf -o $(BASE_DIR)/Config.in
 163
 164 defconfig: $(KCONFIG_DIR)/conf
 165         @$(KCONFIG_DIR)/conf -d $(BASE_DIR)/Config.in
 166
 167 menuconfig: $(KCONFIG_DIR)/lxdialog/lxdialog $(KCONFIG_DIR)/mconf
 168         @$(KCONFIG_DIR)/mconf $(BASE_DIR)/Config.in
 169
 170 endif
 171 test:   rom
 172         qemu-system-x86_64 -L ~ -hda /dev/null