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1 | # | |
2 | # (C) Copyright 2000-2013 | |
3 | # Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
4 | # | |
5 | # SPDX-License-Identifier: GPL-2.0+ | |
6 | # | |
7 | ######################################################################### | |
8 | ||
9 | # This file is included from ./Makefile and spl/Makefile. | |
10 | # Clean the state to avoid the same flags added twice. | |
11 | # | |
12 | # (Tegra needs different flags for SPL. | |
13 | # That's the reason why this file must be included from spl/Makefile too. | |
14 | # If we did not have Tegra SoCs, build system would be much simpler...) | |
15 | PLATFORM_RELFLAGS := | |
16 | PLATFORM_CPPFLAGS := | |
17 | PLATFORM_LDFLAGS := | |
18 | LDFLAGS := | |
19 | LDFLAGS_FINAL := | |
20 | OBJCOPYFLAGS := | |
21 | ######################################################################### | |
22 | ||
23 | # Some architecture config.mk files need to know what CPUDIR is set to, | |
24 | # so calculate CPUDIR before including ARCH/SOC/CPU config.mk files. | |
25 | # Check if arch/$ARCH/cpu/$CPU exists, otherwise assume arch/$ARCH/cpu contains | |
26 | # CPU-specific code. | |
27 | CPUDIR=arch/$(ARCH)/cpu/$(CPU) | |
28 | ifneq ($(srctree)/$(CPUDIR),$(wildcard $(srctree)/$(CPUDIR))) | |
29 | CPUDIR=arch/$(ARCH)/cpu | |
30 | endif | |
31 | ||
32 | sinclude $(srctree)/arch/$(ARCH)/config.mk # include architecture dependend rules | |
33 | sinclude $(srctree)/$(CPUDIR)/config.mk # include CPU specific rules | |
34 | ||
35 | ifdef SOC | |
36 | sinclude $(srctree)/$(CPUDIR)/$(SOC)/config.mk # include SoC specific rules | |
37 | endif | |
38 | ifneq ($(BOARD),) | |
39 | ifdef VENDOR | |
40 | BOARDDIR = $(VENDOR)/$(BOARD) | |
41 | else | |
42 | BOARDDIR = $(BOARD) | |
43 | endif | |
44 | endif | |
45 | ifdef BOARD | |
46 | sinclude $(srctree)/board/$(BOARDDIR)/config.mk # include board specific rules | |
47 | endif | |
48 | ||
49 | ######################################################################### | |
50 | ||
51 | RELFLAGS := $(PLATFORM_RELFLAGS) | |
52 | ||
53 | OBJCOPYFLAGS += --gap-fill=0xff | |
54 | ||
55 | PLATFORM_CPPFLAGS += $(RELFLAGS) | |
56 | PLATFORM_CPPFLAGS += -pipe | |
57 | ||
58 | LDFLAGS += $(PLATFORM_LDFLAGS) | |
59 | LDFLAGS_FINAL += -Bstatic | |
60 | ||
61 | export PLATFORM_CPPFLAGS | |
62 | export RELFLAGS | |
63 | export LDFLAGS_FINAL | |
64 | export CONFIG_STANDALONE_LOAD_ADDR |