summaryrefslogtreecommitdiff
path: root/include/target.mk
blob: 83455723eaf16e3712965c5fd94d689746fa2ca5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
#
# Copyright (C) 2007-2008 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#

ifneq ($(__target_inc),1)
__target_inc=1

# default device type
DEVICE_TYPE?=router

# Default packages - the really basic set
DEFAULT_PACKAGES:=base-files libc libgcc busybox dropbear mtd uci opkg hotplug2
# For router targets
DEFAULT_PACKAGES.router:=dnsmasq iptables ppp ppp-mod-pppoe kmod-ipt-nathelper firewall
DEFAULT_PACKAGES.bootloader:=

# Add device specific packages
DEFAULT_PACKAGES += $(DEFAULT_PACKAGES.$(DEVICE_TYPE))

ifneq ($(DUMP),)
  all: dumpinfo
endif

target_conf=$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
ifeq ($(DUMP),)
  PLATFORM_DIR:=$(TOPDIR)/target/linux/$(BOARD)
  SUBTARGET:=$(strip $(foreach subdir,$(patsubst $(PLATFORM_DIR)/%/target.mk,%,$(wildcard $(PLATFORM_DIR)/*/target.mk)),$(if $(CONFIG_TARGET_$(call target_conf,$(BOARD)_$(subdir))),$(subdir))))
else
  PLATFORM_DIR:=${CURDIR}
endif

TARGETID:=$(BOARD)$(if $(SUBTARGET),/$(SUBTARGET))
PLATFORM_SUBDIR:=$(PLATFORM_DIR)$(if $(SUBTARGET),/$(SUBTARGET))

ifneq ($(TARGET_BUILD),1)
  ifndef DUMP
    include $(PLATFORM_DIR)/Makefile
    ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
      include $(PLATFORM_SUBDIR)/target.mk
    endif
  endif
else
  ifneq ($(SUBTARGET),)
    -include ./$(SUBTARGET)/target.mk
  endif
endif

define Profile/Default
  NAME:=
  PACKAGES:=
endef

ifndef Profile
define Profile
  $(eval $(call Profile/Default))
  $(eval $(call Profile/$(1)))
  $(eval $(call shexport,Profile/$(1)/Config))
  $(eval $(call shexport,Profile/$(1)/Description))
  DUMPINFO += \
	echo "Target-Profile: $(1)"; \
	echo "Target-Profile-Name: $(NAME)"; \
	echo "Target-Profile-Packages: $(PACKAGES)"; \
	if [ -f ./config/profile-$(1) ]; then \
		echo "Target-Profile-Kconfig: yes"; \
	fi; \
	echo "Target-Profile-Config: "; \
	$(SH_FUNC) getvar "$(call shvar,Profile/$(1)/Config)"; \
	echo "@@"; \
	echo "Target-Profile-Description:"; \
	$(SH_FUNC) getvar "$(call shvar,Profile/$(1)/Description)"; \
	echo "@@"; \
	echo;
  ifeq ($(CONFIG_TARGET_$(call target_conf,$(BOARD)_$(if $(SUBTARGET),$(SUBTARGET)_)$(1))),y)
    PROFILE=$(1)
  endif
endef
endif

ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
  define IncludeProfiles
    -include $(PLATFORM_DIR)/profiles/*.mk
    -include $(PLATFORM_SUBDIR)/profiles/*.mk
  endef
else
  define IncludeProfiles
    -include $(PLATFORM_DIR)/profiles/*.mk
  endef
endif

ifeq ($(TARGET_BUILD),1)
  $(eval $(call IncludeProfiles))
else
  ifeq ($(DUMP),)
    $(eval $(call IncludeProfiles))
  endif
endif

$(eval $(call shexport,Target/Description))

ifneq ($(TARGET_BUILD)$(if $(DUMP),,1),)
  include $(INCLUDE_DIR)/kernel-version.mk
endif

GENERIC_PLATFORM_DIR := $(TOPDIR)/target/linux/generic
GENERIC_PATCH_DIR := $(GENERIC_PLATFORM_DIR)/patches$(if $(wildcard $(GENERIC_PLATFORM_DIR)/patches-$(KERNEL_PATCHVER)),-$(KERNEL_PATCHVER))
GENERIC_FILES_DIR := $(foreach dir,$(wildcard $(GENERIC_PLATFORM_DIR)/files $(GENERIC_PLATFORM_DIR)/files-$(KERNEL_PATCHVER)),"$(dir)")

__config_name_list = $(1)/config-$(KERNEL_PATCHVER) $(1)/config-default
__config_list = $(firstword $(wildcard $(call __config_name_list,$(1))))
find_kernel_config=$(if $(__config_list),$(__config_list),$(lastword $(__config_name_list)))

GENERIC_LINUX_CONFIG = $(call find_kernel_config,$(GENERIC_PLATFORM_DIR))
LINUX_TARGET_CONFIG = $(call find_kernel_config,$(PLATFORM_DIR))
ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
  LINUX_SUBTARGET_CONFIG = $(call find_kernel_config,$(PLATFORM_SUBDIR))
endif

# config file list used for compiling
LINUX_KCONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(LINUX_SUBTARGET_CONFIG) $(TOPDIR)/env/kernel-config)

# default config list for reconfiguring
# defaults to subtarget if subtarget exists and target does not
# defaults to target otherwise
USE_SUBTARGET_CONFIG = $(if $(wildcard $(LINUX_TARGET_CONFIG)),,$(if $(LINUX_SUBTARGET_CONFIG),1))

LINUX_RECONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(if $(USE_SUBTARGET_CONFIG),$(LINUX_SUBTARGET_CONFIG)))
LINUX_RECONFIG_TARGET = $(if $(USE_SUBTARGET_CONFIG),$(LINUX_SUBTARGET_CONFIG),$(LINUX_TARGET_CONFIG))

# select the config file to be cahnged by kernel_menuconfig/kernel_oldconfig
ifeq ($(CONFIG_TARGET),platform)
  LINUX_RECONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG))
  LINUX_RECONFIG_TARGET = $(LINUX_TARGET_CONFIG)
endif
ifeq ($(CONFIG_TARGET),subtarget)
  LINUX_RECONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(LINUX_SUBTARGET_CONFIG))
  LINUX_RECONFIG_TARGET = $(LINUX_SUBTARGET_CONFIG)
endif
ifeq ($(CONFIG_TARGET),env)
  LINUX_RECONFIG_LIST = $(LINUX_KCONFIG_LIST)
  LINUX_RECONFIG_TARGET = $(TOPDIR)/env/kernel-config
endif

__linux_confcmd = $(SCRIPT_DIR)/kconfig.pl $(2) $(patsubst %,+,$(wordlist 2,9999,$(1))) $(1)

LINUX_CONF_CMD = $(call __linux_confcmd,$(LINUX_KCONFIG_LIST),)
LINUX_RECONF_CMD = $(call __linux_confcmd,$(LINUX_RECONFIG_LIST),)
LINUX_RECONF_DIFF = $(call __linux_confcmd,$(filter-out $(LINUX_RECONFIG_TARGET),$(LINUX_RECONFIG_LIST)),'>')

ifeq ($(DUMP),1)
  BuildTarget=$(BuildTargets/DumpCurrent)

  ifneq ($(BOARD),)
    TMP_CONFIG:=$(TMP_DIR)/.kconfig-$(call target_conf,$(TARGETID))
    $(TMP_CONFIG): $(LINUX_KCONFIG_LIST)
		$(LINUX_CONF_CMD) > $@ || rm -f $@
    -include $(TMP_CONFIG)
    .SILENT: $(TMP_CONFIG)
    .PRECIOUS: $(TMP_CONFIG)

    ifneq ($(CONFIG_GENERIC_GPIO),)
      FEATURES += gpio
    endif
    ifneq ($(CONFIG_PCI),)
      FEATURES += pci
    endif
    ifneq ($(CONFIG_PCIEPORTBUS),)
      FEATURES += pcie
    endif
    ifneq ($(CONFIG_USB)$(CONFIG_USB_SUPPORT),)
      ifneq ($(CONFIG_USB_ARCH_HAS_HCD)$(CONFIG_USB_EHCI_HCD),)
        FEATURES += usb
      endif
    endif
    ifneq ($(CONFIG_PCMCIA)$(CONFIG_PCCARD),)
      FEATURES += pcmcia
    endif
    ifneq ($(CONFIG_VGA_CONSOLE)$(CONFIG_FB),)
      FEATURES += display
    endif

    # remove duplicates
    FEATURES:=$(sort $(FEATURES))
  endif
  DEFAULT_CFLAGS_i386=-O2 -pipe -march=i486 -fno-caller-saves
  DEFAULT_CFLAGS_x86_64=-O2 -pipe -march=athlon64 -fno-caller-saves
  DEFAULT_CFLAGS_m68k=-Os -pipe -mcfv4e -fno-caller-saves
  DEFAULT_CFLAGS_mips=-Os -pipe -mips32 -mtune=mips32 -fno-caller-saves
  DEFAULT_CFLAGS_mipsel=$(DEFAULT_CFLAGS_mips)
  DEFAULT_CFLAGS_mips64=-Os -pipe -mips64 -mtune=mips64 -mabi=64 -fno-caller-saves
  DEFAULT_CFLAGS_mips64el=$(DEFAULT_CFLAGS_mips64)
  DEFAULT_CFLAGS_sparc=-Os -pipe -mcpu=ultrasparc -fno-caller-saves
  DEFAULT_CFLAGS_arm=-Os -pipe -march=armv5te -mtune=xscale -fno-caller-saves
  DEFAULT_CFLAGS_armeb=$(DEFAULT_CFLAGS_arm)
  DEFAULT_CFLAGS=$(if $(DEFAULT_CFLAGS_$(ARCH)),$(DEFAULT_CFLAGS_$(ARCH)),-Os -pipe -fno-caller-saves)
endif

define BuildTargets/DumpCurrent
  .PHONY: dumpinfo
  dumpinfo:
	@echo 'Target: $(TARGETID)'; \
	 echo 'Target-Board: $(BOARD)'; \
	 echo 'Target-Kernel: $(KERNEL)'; \
	 echo 'Target-Name: $(BOARDNAME)$(if $(SUBTARGETS),$(if $(SUBTARGET),))'; \
	 echo 'Target-Path: $(subst $(TOPDIR)/,,$(PWD))'; \
	 echo 'Target-Arch: $(ARCH)'; \
	 echo 'Target-Arch-Packages: $(if $(ARCH_PACKAGES),$(ARCH_PACKAGES),$(BOARD))'; \
	 echo 'Target-Features: $(FEATURES)'; \
	 echo 'Target-Depends: $(DEPENDS)'; \
	 echo 'Target-Optimization: $(if $(CFLAGS),$(CFLAGS),$(DEFAULT_CFLAGS))'; \
	 echo 'Linux-Version: $(LINUX_VERSION)'; \
	 echo 'Linux-Release: $(LINUX_RELEASE)'; \
	 echo 'Linux-Kernel-Arch: $(LINUX_KARCH)'; \
	 echo 'Target-Description:'; \
	 $(SH_FUNC) getvar $(call shvar,Target/Description); \
	 echo '@@'; \
	 echo 'Default-Packages: $(DEFAULT_PACKAGES)'; \
	 $(DUMPINFO)
	$(if $(SUBTARGET),,@$(foreach SUBTARGET,$(SUBTARGETS),$(SUBMAKE) -s DUMP=1 SUBTARGET=$(SUBTARGET); ))
endef

include $(INCLUDE_DIR)/kernel.mk
ifeq ($(TARGET_BUILD),1)
  include $(INCLUDE_DIR)/kernel-build.mk
  BuildTarget?=$(BuildKernel)
endif

endif #__target_inc