1# Get the dir of the ta-dev-kit, requires make version 3.81 or later
2ta-dev-kit-dir := $(patsubst %/,%,$(abspath $(dir $(lastword $(MAKEFILE_LIST)))..))
3
4.PHONY: all
5all:
6
7include $(ta-dev-kit-dir)/mk/conf.mk
8ta-dev-kit-dir$(sm) := $(ta-dev-kit-dir)
9
10ifneq (1, $(words $(BINARY) $(LIBNAME) $(SHLIBNAME)))
11$(error You must specify exactly one of BINARY, LIBNAME or SHLIBNAME)
12endif
13
14ifneq ($O,)
15out-dir := $O
16else
17out-dir := .
18endif
19link-out-dir := $(out-dir)	# backward compat
20link-out-dir$(sm) := $(out-dir)
21
22user-ta-uuid := $(BINARY)
23user-ta-version := $(if $(CFG_TA_VERSION),$(CFG_TA_VERSION),0)
24user-ta-ldadd := $(LDADD)
25libname := $(LIBNAME)
26shlibname := $(SHLIBNAME)
27shlibuuid := $(SHLIBUUID)
28
29arch-bits-ta_arm32 := 32
30arch-bits-ta_arm64 := 64
31
32# For convenience
33ifdef CFLAGS
34CFLAGS32 ?= $(CFLAGS)
35CFLAGS64 ?= $(CFLAGS)
36endif
37
38ifneq ($V,1)
39q := @
40cmd-echo := true
41cmd-echo-silent := echo
42else
43q :=
44cmd-echo := echo
45cmd-echo-silent := true
46endif
47
48ifneq ($(filter 4.%,$(MAKE_VERSION)),)  # make-4
49ifneq ($(filter %s ,$(firstword x$(MAKEFLAGS))),)
50cmd-echo-silent := true
51endif
52else                                    # make-3.8x
53ifneq ($(findstring s, $(MAKEFLAGS)),)
54cmd-echo-silent := true
55endif
56endif
57
58cppflags$(sm)  := $($(sm)-platform-cppflags) $(CPPFLAGS_$(sm))
59aflags$(sm)    := $($(sm)-platform-aflags)
60cflags$(sm)    := $($(sm)-platform-cflags) $(CFLAGS_$(sm))
61cxxflags$(sm)  := $($(sm)-platform-cxxflags) $(CXXFLAGS_$(sm))
62ifneq (,$(shlibname))
63# Exception handling is not supported in shared libraries (with GCC it would
64# require to use the shared libgcc, which depend on the GNU libc)
65cxxflags$(sm)  += -fno-exceptions
66endif
67
68ifeq ($(CFG_TA_OPTEE_CORE_API_COMPAT_1_1),y)
69cppflags$(sm)	+= -D__OPTEE_CORE_API_COMPAT_1_1=1
70endif
71CFG_TEE_TA_LOG_LEVEL ?= 2
72cppflags$(sm) += -DTRACE_LEVEL=$(CFG_TEE_TA_LOG_LEVEL)
73
74cppflags$(sm) += -I. -I$(ta-dev-kit-dir$(sm))/include
75
76ifeq ($(CFG_TA_MCOUNT),y)
77cppflags$(sm) += -pg
78endif
79
80libdirs += $(ta-dev-kit-dir$(sm))/lib
81libnames += utils
82libdeps += $(ta-dev-kit-dir$(sm))/lib/libutils.a
83libnames += utee
84libdeps += $(ta-dev-kit-dir$(sm))/lib/libutee.a
85ifeq ($(CFG_TA_MBEDTLS),y)
86libnames += mbedtls
87libdeps += $(ta-dev-kit-dir$(sm))/lib/libmbedtls.a
88endif
89libnames += dl
90libdeps += $(ta-dev-kit-dir$(sm))/lib/libdl.a
91
92# libutils provides __getauxval symbol which is needed by libgcc 10.x. We can't
93# link libutils after libgcc, because libgcc will replace some symbols provided
94# by libutils, which will cause further linking issues.
95#
96# But if we place libutils before libgcc, linker will not be able to resolve
97# __getauxval. So we need to link with libutils twice: before and after libgcc.
98# Hence it included both in $(libnames) and in $(libnames-after-libgcc)
99libnames-after-libgcc += utils
100libdeps-after-libgcc += $(ta-dev-kit-dir$(sm))/lib/libutils.a
101
102# Pass config variable (CFG_) from conf.mk on the command line
103cppflags$(sm) += $(strip \
104	$(foreach var, $(filter CFG_%,$(.VARIABLES)), \
105		$(if $(filter y,$($(var))), \
106			-D$(var)=1, \
107			$(if $(filter xn x,x$($(var))),,-D$(var)='$($(var))'))))
108
109include $(ta-dev-kit-dir$(sm))/mk/cleandirs.mk
110
111.PHONY: clean
112clean:
113	@$(cmd-echo-silent) '  CLEAN   $(out-dir)'
114	${q}rm -f $(cleanfiles)
115	${q}dirs="$(call cleandirs-for-rmdir)"; if [ "$$dirs" ]; then $(RMDIR) $$dirs; fi
116	@$(cmd-echo-silent) '  CLEAN   $(O)'
117	${q}if [ -d "$(O)" ]; then $(RMDIR) $(O); fi
118
119include  $(ta-dev-kit-dir$(sm))/mk/$(COMPILER_$(sm)).mk
120include  $(ta-dev-kit-dir$(sm))/mk/cc-option.mk
121
122subdirs = .
123include  $(ta-dev-kit-dir$(sm))/mk/subdir.mk
124
125ifneq ($(user-ta-uuid),)
126# Build target is TA
127vpath %.c $(ta-dev-kit-dir$(sm))/src
128srcs += user_ta_header.c
129ifeq ($(sm),ta_arm32)
130vpath %.S $(ta-dev-kit-dir$(sm))/src
131srcs += ta_entry_a32.S
132endif
133endif
134
135SCRIPTS_DIR := $(ta-dev-kit-dir)/scripts
136include  $(ta-dev-kit-dir$(sm))/mk/compile.mk
137
138ifneq ($(user-ta-uuid),)
139include  $(ta-dev-kit-dir$(sm))/mk/link.mk
140endif
141
142ifneq ($(libname),)
143# Build target is static library
144all: $(libname).a
145cleanfiles += $(libname).a
146
147$(libname).a: $(objs)
148	@echo '  AR      $@'
149	$(q)rm -f $@ && $(AR$(sm)) rcs $@ $^
150endif
151
152ifneq (,$(shlibname))
153include $(ta-dev-kit-dir$(sm))/mk/link_shlib.mk
154endif
155