1#
2# Copyright (c) 2023, STMicroelectronics - All Rights Reserved
3#
4# SPDX-License-Identifier: BSD-3-Clause
5#
6
7RESET_TO_BL2			:=	1
8
9STM32MP_EARLY_CONSOLE		?=	0
10STM32MP_RECONFIGURE_CONSOLE	?=	0
11STM32MP_UART_BAUDRATE		?=	115200
12
13TRUSTED_BOARD_BOOT		?=	0
14STM32MP_USE_EXTERNAL_HEAP	?=	0
15
16# Use secure library from the ROM code for authentication
17STM32MP_CRYPTO_ROM_LIB		?=	0
18
19# Please don't increment this value without good understanding of
20# the monotonic counter
21STM32_TF_VERSION		?=	0
22
23# Enable dynamic memory mapping
24PLAT_XLAT_TABLES_DYNAMIC	:=	1
25
26# STM32 image header binary type for BL2
27STM32_HEADER_BL2_BINARY_TYPE	:=	0x10
28
29TF_CFLAGS			+=	-Wsign-compare
30TF_CFLAGS			+=	-Wformat-signedness
31
32# Boot devices
33STM32MP_EMMC			?=	0
34STM32MP_SDMMC			?=	0
35STM32MP_RAW_NAND		?=	0
36STM32MP_SPI_NAND		?=	0
37STM32MP_SPI_NOR			?=	0
38
39# Put both BL2 and FIP in eMMC boot partition
40STM32MP_EMMC_BOOT		?=	0
41
42# Serial boot devices
43STM32MP_UART_PROGRAMMER		?=	0
44STM32MP_USB_PROGRAMMER		?=	0
45
46$(eval DTC_V = $(shell $(DTC) -v | awk '{print $$NF}'))
47$(eval DTC_VERSION = $(shell printf "%d" $(shell echo ${DTC_V} | cut -d- -f1 | sed "s/\./0/g" | grep -o "[0-9]*")))
48DTC_CPPFLAGS			+=	${INCLUDES}
49DTC_FLAGS			+=	-Wno-unit_address_vs_reg
50ifeq ($(shell test $(DTC_VERSION) -ge 10601; echo $$?),0)
51DTC_FLAGS			+=	-Wno-interrupt_provider
52endif
53
54# Macros and rules to build TF binary
55STM32_TF_ELF_LDFLAGS		:=	--hash-style=gnu --as-needed
56STM32_TF_LINKERFILE		:=	${BUILD_PLAT}/${PLAT}.ld
57
58ASFLAGS				+=	-DBL2_BIN_PATH=\"${BUILD_PLAT}/bl2.bin\"
59
60# Variables for use with stm32image
61STM32IMAGEPATH			?=	tools/stm32image
62STM32IMAGE			?=	${STM32IMAGEPATH}/stm32image${BIN_EXT}
63STM32IMAGE_SRC			:=	${STM32IMAGEPATH}/stm32image.c
64STM32_DEPS			+=	${STM32IMAGE}
65
66FIP_DEPS			+=	dtbs
67STM32MP_HW_CONFIG		:=	${BL33_CFG}
68
69# Add the HW_CONFIG to FIP and specify the same to certtool
70$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_HW_CONFIG},--hw-config))
71
72# Add the build options to pack Trusted OS Extra1 and Trusted OS Extra2 images
73# in the FIP if the platform requires.
74ifneq ($(BL32_EXTRA1),)
75$(eval $(call TOOL_ADD_IMG,BL32_EXTRA1,--tos-fw-extra1,,$(ENCRYPT_BL32)))
76endif
77ifneq ($(BL32_EXTRA2),)
78$(eval $(call TOOL_ADD_IMG,BL32_EXTRA2,--tos-fw-extra2,,$(ENCRYPT_BL32)))
79endif
80
81# Enable flags for C files
82$(eval $(call assert_booleans,\
83	$(sort \
84		PLAT_XLAT_TABLES_DYNAMIC \
85		STM32MP_EARLY_CONSOLE \
86		STM32MP_EMMC \
87		STM32MP_EMMC_BOOT \
88		STM32MP_RAW_NAND \
89		STM32MP_RECONFIGURE_CONSOLE \
90		STM32MP_SDMMC \
91		STM32MP_SPI_NAND \
92		STM32MP_SPI_NOR \
93		STM32MP_UART_PROGRAMMER \
94		STM32MP_USB_PROGRAMMER \
95)))
96
97$(eval $(call assert_numerics,\
98	$(sort \
99		STM32_TF_VERSION \
100		STM32MP_UART_BAUDRATE \
101)))
102
103$(eval $(call add_defines,\
104	$(sort \
105		PLAT_XLAT_TABLES_DYNAMIC \
106		STM32_TF_VERSION \
107		STM32MP_EARLY_CONSOLE \
108		STM32MP_EMMC \
109		STM32MP_EMMC_BOOT \
110		STM32MP_RAW_NAND \
111		STM32MP_RECONFIGURE_CONSOLE \
112		STM32MP_SDMMC \
113		STM32MP_SPI_NAND \
114		STM32MP_SPI_NOR \
115		STM32MP_UART_BAUDRATE \
116		STM32MP_UART_PROGRAMMER \
117		STM32MP_USB_PROGRAMMER \
118)))
119
120# Include paths and source files
121PLAT_INCLUDES			+=	-Iplat/st/common/include/
122
123include lib/fconf/fconf.mk
124include lib/libfdt/libfdt.mk
125include lib/zlib/zlib.mk
126
127PLAT_BL_COMMON_SOURCES		+=	common/uuid.c					\
128					plat/st/common/stm32mp_common.c
129
130
131include lib/xlat_tables_v2/xlat_tables.mk
132PLAT_BL_COMMON_SOURCES		+=	${XLAT_TABLES_LIB_SRCS}
133
134PLAT_BL_COMMON_SOURCES		+=	drivers/clk/clk.c				\
135					drivers/delay_timer/delay_timer.c		\
136					drivers/delay_timer/generic_delay_timer.c	\
137					drivers/st/clk/stm32mp_clkfunc.c		\
138					drivers/st/ddr/stm32mp_ddr.c			\
139					drivers/st/gpio/stm32_gpio.c			\
140					drivers/st/regulator/regulator_core.c		\
141					drivers/st/regulator/regulator_fixed.c		\
142					plat/st/common/stm32mp_dt.c
143
144BL2_SOURCES			+=	${FCONF_SOURCES} ${FCONF_DYN_SOURCES}
145BL2_SOURCES			+=	$(ZLIB_SOURCES)
146
147BL2_SOURCES			+=	drivers/io/io_fip.c				\
148					plat/st/common/bl2_io_storage.c			\
149					plat/st/common/plat_image_load.c		\
150					plat/st/common/stm32mp_fconf_io.c
151
152BL2_SOURCES			+=	drivers/io/io_block.c				\
153					drivers/io/io_mtd.c				\
154					drivers/io/io_storage.c
155
156ifneq (${DECRYPTION_SUPPORT},none)
157BL2_SOURCES			+=	drivers/io/io_encrypted.c
158endif
159
160ifeq (${TRUSTED_BOARD_BOOT},1)
161AUTH_SOURCES			:=	drivers/auth/auth_mod.c				\
162					drivers/auth/crypto_mod.c			\
163					drivers/auth/img_parser_mod.c
164
165ifeq (${GENERATE_COT},1)
166TFW_NVCTR_VAL			:=	0
167NTFW_NVCTR_VAL			:=	0
168KEY_ALG				:=	ecdsa
169HASH_ALG			:=	sha256
170
171ifeq (${SAVE_KEYS},1)
172TRUSTED_WORLD_KEY		?=	${BUILD_PLAT}/trusted.pem
173NON_TRUSTED_WORLD_KEY		?=	${BUILD_PLAT}/non-trusted.pem
174BL32_KEY			?=	${BUILD_PLAT}/trusted_os.pem
175BL33_KEY			?=	${BUILD_PLAT}/non-trusted_os.pem
176endif
177
178endif
179TF_MBEDTLS_KEY_ALG		:=	ecdsa
180KEY_SIZE			:=	256
181
182ifneq (${MBEDTLS_DIR},)
183MBEDTLS_MAJOR=$(shell grep -hP "define MBEDTLS_VERSION_MAJOR" \
184${MBEDTLS_DIR}/include/mbedtls/*.h | grep -oe '\([0-9.]*\)')
185
186ifeq (${MBEDTLS_MAJOR}, 2)
187MBEDTLS_CONFIG_FILE		?=	"<stm32mp_mbedtls_config-2.h>"
188endif
189
190ifeq (${MBEDTLS_MAJOR}, 3)
191MBEDTLS_CONFIG_FILE		?=	"<stm32mp_mbedtls_config-3.h>"
192endif
193endif
194
195include drivers/auth/mbedtls/mbedtls_x509.mk
196
197COT_DESC_IN_DTB			:=	1
198AUTH_SOURCES			+=	lib/fconf/fconf_cot_getter.c			\
199					lib/fconf/fconf_tbbr_getter.c			\
200					plat/st/common/stm32mp_crypto_lib.c
201
202BL2_SOURCES			+=	$(AUTH_SOURCES)					\
203					plat/st/common/stm32mp_trusted_boot.c
204endif
205
206ifneq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC}),)
207BL2_SOURCES			+=	drivers/mmc/mmc.c				\
208					drivers/partition/gpt.c				\
209					drivers/partition/partition.c
210endif
211
212ifneq ($(filter 1,${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),)
213BL2_SOURCES			+=	drivers/mtd/spi-mem/spi_mem.c
214endif
215
216ifeq (${STM32MP_RAW_NAND},1)
217$(eval $(call add_define_val,NAND_ONFI_DETECT,1))
218BL2_SOURCES			+=	drivers/mtd/nand/raw_nand.c
219endif
220
221ifeq (${STM32MP_SPI_NAND},1)
222BL2_SOURCES			+=	drivers/mtd/nand/spi_nand.c
223endif
224
225ifeq (${STM32MP_SPI_NOR},1)
226ifneq (${STM32MP_FORCE_MTD_START_OFFSET},)
227$(eval $(call add_define_val,STM32MP_NOR_FIP_OFFSET,${STM32MP_FORCE_MTD_START_OFFSET}))
228endif
229BL2_SOURCES			+=	drivers/mtd/nor/spi_nor.c
230endif
231
232ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND}),)
233ifneq (${STM32MP_FORCE_MTD_START_OFFSET},)
234$(eval $(call add_define_val,STM32MP_NAND_FIP_OFFSET,${STM32MP_FORCE_MTD_START_OFFSET}))
235endif
236BL2_SOURCES			+=	drivers/mtd/nand/core.c
237endif
238
239ifneq ($(filter 1,${STM32MP_UART_PROGRAMMER} ${STM32MP_USB_PROGRAMMER}),)
240BL2_SOURCES			+=	drivers/io/io_memmap.c
241endif
242
243ifeq (${STM32MP_UART_PROGRAMMER},1)
244BL2_SOURCES			+=	plat/st/common/stm32cubeprogrammer_uart.c
245endif
246
247ifeq (${STM32MP_USB_PROGRAMMER},1)
248BL2_SOURCES			+=	drivers/usb/usb_device.c			\
249					plat/st/common/stm32cubeprogrammer_usb.c	\
250					plat/st/common/usb_dfu.c
251endif
252
253BL2_SOURCES			+=	drivers/st/ddr/stm32mp_ddr_test.c		\
254					drivers/st/ddr/stm32mp_ram.c
255
256BL2_SOURCES			+=	common/desc_image_load.c
257
258BL2_SOURCES			+=	lib/optee/optee_utils.c
259