2 # (C) Copyright 2000-2013
3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 # SPDX-License-Identifier: GPL-2.0+
7 #########################################################################
9 ifeq ($(CURDIR
),$(SRCTREE
))
12 dir := $(subst $(SRCTREE
)/,,$(CURDIR
))
15 ifneq ($(OBJTREE
),$(SRCTREE
))
16 # Create object files for SPL in a separate directory
17 ifeq ($(CONFIG_SPL_BUILD
),y
)
18 ifeq ($(CONFIG_TPL_BUILD
),y
)
19 obj
:= $(if
$(dir),$(TPLTREE
)/$(dir)/,$(TPLTREE
)/)
21 obj
:= $(if
$(dir),$(SPLTREE
)/$(dir)/,$(SPLTREE
)/)
24 obj
:= $(if
$(dir),$(OBJTREE
)/$(dir)/,$(OBJTREE
)/)
26 src
:= $(if
$(dir),$(SRCTREE
)/$(dir)/,$(SRCTREE
)/)
28 $(shell mkdir
-p
$(obj
))
30 # Create object files for SPL in a separate directory
31 ifeq ($(CONFIG_SPL_BUILD
),y
)
32 ifeq ($(CONFIG_TPL_BUILD
),y
)
33 obj
:= $(if
$(dir),$(TPLTREE
)/$(dir)/,$(TPLTREE
)/)
35 obj
:= $(if
$(dir),$(SPLTREE
)/$(dir)/,$(SPLTREE
)/)
38 $(shell mkdir
-p
$(obj
))
50 #########################################################################
52 # Load generated board configuration
53 ifeq ($(CONFIG_TPL_BUILD
),y
)
54 # Include TPL autoconf
55 sinclude
$(OBJTREE
)/include/tpl-autoconf.mk
57 ifeq ($(CONFIG_SPL_BUILD
),y
)
58 # Include SPL autoconf
59 sinclude
$(OBJTREE
)/include/spl-autoconf.mk
61 # Include normal autoconf
62 sinclude
$(OBJTREE
)/include/autoconf.mk
65 sinclude
$(OBJTREE
)/include/config.mk
67 # Some architecture config.mk files need to know what CPUDIR is set to,
68 # so calculate CPUDIR before including ARCH/SOC/CPU config.mk files.
69 # Check if arch/$ARCH/cpu/$CPU exists, otherwise assume arch/$ARCH/cpu contains
71 CPUDIR
=arch
/$(ARCH
)/cpu
/$(CPU
)
72 ifneq ($(SRCTREE
)/$(CPUDIR
),$(wildcard $(SRCTREE
)/$(CPUDIR
)))
73 CPUDIR
=arch
/$(ARCH
)/cpu
76 sinclude
$(TOPDIR
)/arch
/$(ARCH
)/config.mk
# include architecture dependend rules
77 sinclude
$(TOPDIR
)/$(CPUDIR
)/config.mk
# include CPU specific rules
80 sinclude
$(TOPDIR
)/$(CPUDIR
)/$(SOC
)/config.mk
# include SoC specific rules
83 BOARDDIR
= $(VENDOR
)/$(BOARD
)
88 sinclude
$(TOPDIR
)/board
/$(BOARDDIR
)/config.mk
# include board specific rules
91 #########################################################################
93 RELFLAGS
= $(PLATFORM_RELFLAGS
)
95 OBJCFLAGS
+= --gap-fill
=0xff
97 CPPFLAGS
= $(KBUILD_CPPFLAGS
) $(RELFLAGS
)
98 CPPFLAGS
+= $(UBOOTINCLUDE
)
99 CPPFLAGS
+= $(NOSTDINC_FLAGS
) -pipe
$(PLATFORM_CPPFLAGS
)
101 CFLAGS
:= $(KBUILD_CFLAGS
) $(CPPFLAGS
)
103 BCURDIR
= $(subst $(SRCTREE
)/,,$(CURDIR
:$(obj
)%=%))
105 ifeq ($(findstring examples
/,$(BCURDIR
)),)
106 ifeq ($(CONFIG_SPL_BUILD
),)
108 CFLAGS
+= -finstrument-functions
-DFTRACE
113 AFLAGS
:= $(KBUILD_AFLAGS
) $(CPPFLAGS
)
115 LDFLAGS
+= $(PLATFORM_LDFLAGS
)
116 LDFLAGS_FINAL
+= -Bstatic
118 #########################################################################
120 export PLATFORM_CPPFLAGS PLATFORM_RELFLAGS CPPFLAGS CFLAGS AFLAGS