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Commit | Line | Data |
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6a11cf48 DS |
1 | # |
2 | # (C) Copyright 2000-2011 | |
3 | # Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
4 | # | |
5 | # (C) Copyright 2011 | |
6 | # Daniel Schwierzeck, daniel.schwierzeck@googlemail.com. | |
7 | # | |
8 | # (C) Copyright 2011 | |
9 | # Texas Instruments Incorporated - http://www.ti.com/ | |
10 | # Aneesh V <aneesh@ti.com> | |
11 | # | |
1a459660 | 12 | # SPDX-License-Identifier: GPL-2.0+ |
6a11cf48 DS |
13 | # |
14 | # Based on top-level Makefile. | |
15 | # | |
16 | ||
9e414032 MY |
17 | src := $(obj) |
18 | ||
19 | # Create output directory if not already present | |
20 | _dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj)) | |
21 | ||
bf4b3de1 MY |
22 | include $(srctree)/scripts/Kbuild.include |
23 | ||
e02ee254 | 24 | -include include/config/auto.conf |
51148790 | 25 | -include $(obj)/include/autoconf.mk |
e0d5d9f8 | 26 | |
e02ee254 MY |
27 | KBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD |
28 | ifeq ($(CONFIG_TPL_BUILD),y) | |
29 | KBUILD_CPPFLAGS += -DCONFIG_TPL_BUILD | |
30 | endif | |
31 | ||
3aa29de0 | 32 | ifeq ($(CONFIG_TPL_BUILD),y) |
3aa29de0 YZ |
33 | SPL_BIN := u-boot-tpl |
34 | else | |
35 | SPL_BIN := u-boot-spl | |
36 | endif | |
37 | ||
4379ac61 | 38 | include $(srctree)/config.mk |
e19db555 | 39 | include $(srctree)/arch/$(ARCH)/Makefile |
6a11cf48 | 40 | |
026f9cf2 MY |
41 | # Enable garbage collection of un-used sections for SPL |
42 | KBUILD_CFLAGS += -ffunction-sections -fdata-sections | |
43 | LDFLAGS_FINAL += --gc-sections | |
44 | ||
5fe6301a | 45 | # FIX ME |
026f9cf2 MY |
46 | cpp_flags := $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) $(UBOOTINCLUDE) \ |
47 | $(NOSTDINC_FLAGS) | |
5fe6301a | 48 | |
01286329 | 49 | HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n) |
6a11cf48 | 50 | |
bf69d664 | 51 | libs-y += $(if $(BOARDDIR),board/$(BOARDDIR)/) |
656de6b8 MY |
52 | libs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/ |
53 | ||
54 | libs-$(CONFIG_SPL_FRAMEWORK) += common/spl/ | |
55 | libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/ | |
56 | libs-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/ | |
11516518 | 57 | libs-$(CONFIG_SPL_DM) += drivers/core/ |
656de6b8 MY |
58 | libs-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/ |
59 | libs-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/ | |
60 | libs-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/ | |
61 | libs-$(CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT) += drivers/ddr/fsl/ | |
0cf47862 | 62 | libs-$(CONFIG_SYS_MVEBU_DDR) += drivers/ddr/mvebu/ |
656de6b8 MY |
63 | libs-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/ |
64 | libs-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/ | |
65 | libs-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/ | |
66 | libs-y += fs/ | |
5917112c | 67 | libs-$(CONFIG_SPL_LED_SUPPORT) += drivers/led/ |
656de6b8 MY |
68 | libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/ |
69 | libs-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ drivers/power/pmic/ | |
30987ef1 | 70 | libs-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/regulator/ |
6dd3b566 | 71 | libs-$(CONFIG_SPL_MTD_SUPPORT) += drivers/mtd/ |
167544e8 | 72 | libs-$(CONFIG_SPL_NAND_SUPPORT) += drivers/mtd/nand/ |
656de6b8 MY |
73 | libs-$(CONFIG_SPL_DRIVERS_MISC_SUPPORT) += drivers/misc/ |
74 | libs-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/ | |
75 | libs-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/ | |
76 | libs-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/ | |
77 | libs-$(CONFIG_SPL_NET_SUPPORT) += net/ | |
78 | libs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/ | |
79 | libs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/ | |
80 | libs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/ | |
6c51df68 | 81 | libs-$(CONFIG_SPL_RAM_SUPPORT) += drivers/ram/ |
656de6b8 MY |
82 | libs-$(CONFIG_SPL_MUSB_NEW_SUPPORT) += drivers/usb/musb-new/ |
83 | libs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/usb/gadget/ | |
84 | libs-$(CONFIG_SPL_WATCHDOG_SUPPORT) += drivers/watchdog/ | |
85 | libs-$(CONFIG_SPL_USB_HOST_SUPPORT) += drivers/usb/host/ | |
86 | libs-$(CONFIG_OMAP_USB_PHY) += drivers/usb/phy/ | |
87 | libs-$(CONFIG_SPL_SATA_SUPPORT) += drivers/block/ | |
efcc6096 | 88 | |
656de6b8 MY |
89 | head-y := $(addprefix $(obj)/,$(head-y)) |
90 | libs-y := $(addprefix $(obj)/,$(libs-y)) | |
91 | u-boot-spl-dirs := $(patsubst %/,%,$(filter %/, $(libs-y))) | |
92 | ||
93 | libs-y := $(patsubst %/, %/built-in.o, $(libs-y)) | |
e2906a59 | 94 | |
660e98f2 | 95 | # Add GCC lib |
cd2e46cb | 96 | ifeq ($(CONFIG_USE_PRIVATE_LIBGCC),y) |
a86cf89c | 97 | PLATFORM_LIBGCC = arch/$(ARCH)/lib/lib.a |
6445262c | 98 | PLATFORM_LIBS := $(filter-out %/lib.a, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC) |
660e98f2 AM |
99 | endif |
100 | ||
656de6b8 MY |
101 | u-boot-spl-init := $(head-y) |
102 | u-boot-spl-main := $(libs-y) | |
6a11cf48 DS |
103 | |
104 | # Linker Script | |
105 | ifdef CONFIG_SPL_LDSCRIPT | |
106 | # need to strip off double quotes | |
01286329 | 107 | LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_SPL_LDSCRIPT:"%"=%)) |
6a11cf48 DS |
108 | endif |
109 | ||
110 | ifeq ($(wildcard $(LDSCRIPT)),) | |
4379ac61 | 111 | LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot-spl.lds |
6a11cf48 DS |
112 | endif |
113 | ifeq ($(wildcard $(LDSCRIPT)),) | |
4379ac61 | 114 | LDSCRIPT := $(srctree)/$(CPUDIR)/u-boot-spl.lds |
6a11cf48 | 115 | endif |
ee60197e | 116 | ifeq ($(wildcard $(LDSCRIPT)),) |
4379ac61 | 117 | LDSCRIPT := $(srctree)/arch/$(ARCH)/cpu/u-boot-spl.lds |
ee60197e | 118 | endif |
6a11cf48 DS |
119 | ifeq ($(wildcard $(LDSCRIPT)),) |
120 | $(error could not find linker script) | |
121 | endif | |
122 | ||
123 | # Special flags for CPP when processing the linker script. | |
124 | # Pass the version down so we can handle backwards compatibility | |
125 | # on the fly. | |
126 | LDPPFLAGS += \ | |
4379ac61 | 127 | -include $(srctree)/include/u-boot/u-boot.lds.h \ |
5ee828ca | 128 | -include $(objtree)/include/config.h \ |
7e6403a6 | 129 | -DCPUDIR=$(CPUDIR) \ |
6a11cf48 DS |
130 | $(shell $(LD) --version | \ |
131 | sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') | |
132 | ||
b97241b3 | 133 | quiet_cmd_mkimage = MKIMAGE $@ |
9bf215b0 MY |
134 | cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \ |
135 | $(if $(KBUILD_VERBOSE:1=), >/dev/null) | |
79b9ebb7 | 136 | |
9bf215b0 MY |
137 | MKIMAGEFLAGS_MLO = -T omapimage -a $(CONFIG_SPL_TEXT_BASE) |
138 | ||
139 | MKIMAGEFLAGS_MLO.byteswap = -T omapimage -n byteswap -a $(CONFIG_SPL_TEXT_BASE) | |
140 | ||
141 | MLO MLO.byteswap: $(obj)/u-boot-spl.bin | |
142 | $(call if_changed,mkimage) | |
3decb14a | 143 | |
5c390a5b AB |
144 | MKIMAGEFLAGS_boot.bin = -T atmelimage |
145 | ||
146 | ifeq ($(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER),y) | |
147 | MKIMAGEFLAGS_boot.bin += -n $(shell $(obj)/../tools/atmel_pmecc_params) | |
148 | ||
149 | boot.bin: $(obj)/../tools/atmel_pmecc_params | |
150 | endif | |
151 | ||
152 | boot.bin: $(obj)/u-boot-spl.bin | |
153 | $(call if_changed,mkimage) | |
154 | ||
741e58e0 | 155 | ALL-y += $(obj)/$(SPL_BIN).bin $(obj)/$(SPL_BIN).cfg |
6a11cf48 | 156 | |
fa78e0a3 SG |
157 | ALL-$(CONFIG_OF_SEPARATE) += $(obj)/$(SPL_BIN)-pad.bin $(obj)/$(SPL_BIN)-dtb.bin |
158 | ||
98a48c5d | 159 | ifdef CONFIG_SAMSUNG |
9e414032 | 160 | ALL-y += $(obj)/$(BOARD)-spl.bin |
98a48c5d CK |
161 | endif |
162 | ||
50827a59 | 163 | ifdef CONFIG_SUNXI |
50827a59 IC |
164 | ALL-y += $(obj)/sunxi-spl.bin |
165 | endif | |
50827a59 | 166 | |
c001486d HS |
167 | ifeq ($(CONFIG_SYS_SOC),"at91") |
168 | ALL-y += boot.bin | |
169 | endif | |
170 | ||
6a11cf48 DS |
171 | all: $(ALL-y) |
172 | ||
fa78e0a3 SG |
173 | quiet_cmd_cat = CAT $@ |
174 | cmd_cat = cat $(filter-out $(PHONY), $^) > $@ | |
175 | ||
176 | $(obj)/$(SPL_BIN)-dtb.bin: $(obj)/$(SPL_BIN).bin $(obj)/$(SPL_BIN)-pad.bin \ | |
177 | $(obj)/$(SPL_BIN).dtb FORCE | |
178 | $(call if_changed,cat) | |
179 | ||
180 | # Create a file that pads from the end of u-boot-spl.bin to bss_end | |
181 | $(obj)/$(SPL_BIN)-pad.bin: $(obj)/$(SPL_BIN) | |
182 | @bss_size_str=$(shell $(NM) $< | awk 'BEGIN {size = 0} /__bss_size/ {size = $$1} END {print "ibase=16; " toupper(size)}' | bc); \ | |
183 | dd if=/dev/zero of=$@ bs=1 count=$${bss_size_str} 2>/dev/null; | |
184 | ||
185 | # Pass the original device tree file through fdtgrep twice. The first pass | |
186 | # removes any unwanted nodes (i.e. those which don't have the | |
187 | # 'u-boot,dm-pre-reloc' property and thus are not needed by SPL. The second | |
188 | # pass removes various unused properties from the remaining nodes. | |
189 | # The output is typically a much smaller device tree file. | |
190 | quiet_cmd_fdtgrep = FDTGREP $@ | |
191 | cmd_fdtgrep = $(objtree)/tools/fdtgrep -b u-boot,dm-pre-reloc -RT $< \ | |
192 | -n /chosen -O dtb | \ | |
193 | $(objtree)/tools/fdtgrep -r -O dtb - -o $@ \ | |
194 | $(addprefix -P ,$(subst $\",,$(CONFIG_OF_SPL_REMOVE_PROPS))) | |
195 | ||
196 | $(obj)/$(SPL_BIN).dtb: dts/dt.dtb | |
197 | $(call cmd,fdtgrep) | |
198 | ||
741e58e0 SG |
199 | quiet_cmd_cpp_cfg = CFG $@ |
200 | cmd_cpp_cfg = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \ | |
3113471f | 201 | -DDO_DEPS_ONLY -D__ASSEMBLY__ -x assembler-with-cpp -P -dM -E -o $@ $< |
741e58e0 SG |
202 | |
203 | $(obj)/$(SPL_BIN).cfg: include/config.h | |
204 | $(call if_changed,cpp_cfg) | |
205 | ||
98a48c5d | 206 | ifdef CONFIG_SAMSUNG |
0fcac1ab RS |
207 | ifdef CONFIG_VAR_SIZE_SPL |
208 | VAR_SIZE_PARAM = --vs | |
209 | else | |
210 | VAR_SIZE_PARAM = | |
211 | endif | |
9e414032 | 212 | $(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin |
5ee828ca MY |
213 | $(if $(wildcard $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\ |
214 | $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\ | |
215 | $(objtree)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@ | |
98a48c5d CK |
216 | endif |
217 | ||
f9c235fd MY |
218 | quiet_cmd_objcopy = OBJCOPY $@ |
219 | cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@ | |
220 | ||
221 | OBJCOPYFLAGS_$(SPL_BIN).bin = $(SPL_OBJCFLAGS) -O binary | |
222 | ||
223 | $(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN) FORCE | |
224 | $(call if_changed,objcopy) | |
6a11cf48 | 225 | |
9e414032 | 226 | LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL) |
e0d5d9f8 MY |
227 | ifneq ($(CONFIG_SPL_TEXT_BASE),) |
228 | LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE) | |
229 | endif | |
230 | ||
50827a59 IC |
231 | ifdef CONFIG_SUNXI |
232 | quiet_cmd_mksunxiboot = MKSUNXI $@ | |
233 | cmd_mksunxiboot = $(objtree)/tools/mksunxiboot $< $@ | |
234 | $(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin | |
235 | $(call if_changed,mksunxiboot) | |
236 | endif | |
237 | ||
656de6b8 | 238 | quiet_cmd_u-boot-spl = LD $@ |
9adb6d24 | 239 | cmd_u-boot-spl = (cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \ |
656de6b8 MY |
240 | $(patsubst $(obj)/%,%,$(u-boot-spl-init)) --start-group \ |
241 | $(patsubst $(obj)/%,%,$(u-boot-spl-main)) --end-group \ | |
9adb6d24 | 242 | $(PLATFORM_LIBS) -Map $(SPL_BIN).map -o $(SPL_BIN)) |
6a11cf48 | 243 | |
9adb6d24 MY |
244 | $(obj)/$(SPL_BIN): $(u-boot-spl-init) $(u-boot-spl-main) $(obj)/u-boot-spl.lds FORCE |
245 | $(call if_changed,u-boot-spl) | |
6a11cf48 | 246 | |
656de6b8 | 247 | $(sort $(u-boot-spl-init) $(u-boot-spl-main)): $(u-boot-spl-dirs) ; |
6a11cf48 | 248 | |
656de6b8 MY |
249 | PHONY += $(u-boot-spl-dirs) |
250 | $(u-boot-spl-dirs): | |
251 | $(Q)$(MAKE) $(build)=$@ | |
6a11cf48 | 252 | |
04a34c96 | 253 | quiet_cmd_cpp_lds = LDS $@ |
395e60cd MY |
254 | cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \ |
255 | -D__ASSEMBLY__ -x assembler-with-cpp -P -o $@ $< | |
04a34c96 | 256 | |
6825a95b | 257 | $(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE |
395e60cd | 258 | $(call if_changed_dep,cpp_lds) |
6a11cf48 | 259 | |
f9c235fd MY |
260 | # read all saved command lines |
261 | ||
262 | targets := $(wildcard $(sort $(targets))) | |
263 | cmd_files := $(wildcard $(obj)/.*.cmd $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd)) | |
264 | ||
265 | ifneq ($(cmd_files),) | |
266 | $(cmd_files): ; # Do not try to update included dependency files | |
267 | include $(cmd_files) | |
268 | endif | |
269 | ||
6825a95b MY |
270 | PHONY += FORCE |
271 | FORCE: | |
272 | ||
273 | # Declare the contents of the .PHONY variable as phony. We keep that | |
274 | # information in a variable so we can use it in if_changed and friends. | |
275 | .PHONY: $(PHONY) |