xref: /rk3399_ARM-atf/lib/romlib/Makefile (revision cc277de81692cf72f067354ada6e84f5e996f6b8) 
1#
2# Copyright (c) 2018-2024, Arm Limited and Contributors. All rights reserved.
3#
4# SPDX-License-Identifier: BSD-3-Clause
5#
6
7toolchains := aarch64
8
9include ../../make_helpers/toolchain.mk
10
11AS          = $(CROSS_COMPILE)gcc
12AR          = $(CROSS_COMPILE)gcc-ar
13LD          = $(CROSS_COMPILE)ld
14OC          = $(CROSS_COMPILE)objcopy
15CPP         = $(CROSS_COMPILE)gcc -E
16ROMLIB_GEN  = ./romlib_generator.py
17BUILD_DIR   = $(BUILD_PLAT)/romlib
18LIB_DIR     = $(BUILD_PLAT)/lib
19WRAPPER_DIR = $(BUILD_PLAT)/libwrapper
20LIBS        = -lmbedtls -lfdt -lc
21INC         = $(INCLUDES:-I%=-I../../%)
22PPFLAGS     = $(INC) $(DEFINES) -P -x assembler-with-cpp -D__LINKER__ -MD -MP -MT $(BUILD_DIR)/romlib.ld
23OBJS        = $(BUILD_DIR)/jmptbl.o $(BUILD_DIR)/init.o
24MAPFILE     = $(BUILD_PLAT)/romlib/romlib.map
25
26ifneq ($(PLAT_DIR),)
27  WRAPPER_SOURCES   = $(shell $(ROMLIB_GEN) genwrappers -b $(WRAPPER_DIR) --list ../../$(PLAT_DIR)/jmptbl.i)
28  WRAPPER_OBJS      = $(WRAPPER_SOURCES:.s=.o)
29endif
30
31V ?= 0
32ifeq ($(V),0)
33  Q := @
34else
35  Q :=
36endif
37
38LDFLAGS := --gc-sections -O1
39ifeq ($(DEBUG),1)
40   LDFLAGS += -Map=$(MAPFILE)
41endif
42
43ifeq (${ARM_ARCH_MINOR},0)
44	ASFLAGS = -march=armv8-a
45else
46	ASFLAGS = -march=armv8.${ARM_ARCH_MINOR}-a
47endif
48
49.PHONY: all clean distclean
50
51all: $(BUILD_DIR)/romlib.bin $(LIB_DIR)/libwrappers.a
52
53%.o: %.s
54	@echo "  AS      $@"
55	$(Q)$(AS) -c $(ASFLAGS) -o $@ $<
56
57$(BUILD_DIR)/%.o: %.s
58	@echo "  AS      $@"
59	$(Q)$(AS) -c $(ASFLAGS) -o $@ $<
60
61$(BUILD_DIR)/romlib.ld: romlib.ld.S
62	@echo "  PP      $@"
63	$(Q)$(CPP) $(PPFLAGS) -o $@ romlib.ld.S
64
65$(BUILD_DIR)/romlib.elf: $(OBJS) $(BUILD_DIR)/romlib.ld
66	@echo "  LD      $@"
67	$(Q)$(LD) -T $(BUILD_DIR)/romlib.ld -L$(LIB_DIR) $(LDFLAGS) -o $@ $(OBJS) $(LIBS)
68
69$(BUILD_DIR)/romlib.bin: $(BUILD_DIR)/romlib.elf
70	@echo "  BIN     $@"
71	$(Q)$(OC) -O binary $(BUILD_DIR)/romlib.elf $@
72
73$(WRAPPER_DIR)/jmpvar.s: $(BUILD_DIR)/romlib.elf
74	@echo "  VAR     $@"
75	$(Q)$(ROMLIB_GEN) genvar --output $@ $<
76
77$(LIB_DIR)/libwrappers.a: $(WRAPPER_DIR)/jmpvar.o $(WRAPPER_OBJS)
78	@echo "  AR      $@"
79	$(Q)$(AR) -rc $@ $(WRAPPER_DIR)/jmpvar.o $(WRAPPER_OBJS)
80
81$(BUILD_DIR)/jmptbl.i: ../../$(PLAT_DIR)/jmptbl.i
82	@echo "  PRE     $@"
83	$(Q)$(ROMLIB_GEN) pre --output $@ --deps $(BUILD_DIR)/jmptbl.d $<
84
85$(BUILD_DIR)/wrappers.stamp: $(BUILD_DIR)/jmptbl.i
86	@echo "  WRP     $<"
87	$(Q)$(ROMLIB_GEN) genwrappers --bti=$(ENABLE_BTI) -b $(WRAPPER_DIR) $<
88	@touch $@
89
90$(WRAPPER_SOURCES): $(BUILD_DIR)/wrappers.stamp
91
92$(WRAPPER_OBJS): $(WRAPPER_SOURCES) $(BUILD_DIR)/wrappers.stamp
93
94$(BUILD_DIR)/jmptbl.s: $(BUILD_DIR)/jmptbl.i
95	@echo "  TBL     $@"
96	$(Q)$(ROMLIB_GEN) gentbl --output $@ --bti=$(ENABLE_BTI) $<
97
98clean:
99	@rm -f $(BUILD_DIR)/*
100
101-include $(BUILD_DIR)/romlib.d
102-include $(BUILD_DIR)/jmptbl.d
103