[U-Boot] [PATCH 2/3] stm32mp1: add configuration op-tee
Patrick Delaunay
patrick.delaunay at st.com
Tue Jul 2 11:26:06 UTC 2019
Add support of Trusted boot chain with OP-TEE
- reserved 32MB at the end of the DDR for OP-TEE
Signed-off-by: Patrick Delaunay <patrick.delaunay at st.com>
---
arch/arm/mach-stm32mp/Kconfig | 12 ++++-
board/st/stm32mp1/MAINTAINERS | 1 +
board/st/stm32mp1/README | 29 ++++++++---
board/st/stm32mp1/stm32mp1.c | 4 +-
configs/stm32mp15_optee_defconfig | 103 ++++++++++++++++++++++++++++++++++++++
include/configs/stm32mp1.h | 13 +++++
6 files changed, 153 insertions(+), 9 deletions(-)
create mode 100644 configs/stm32mp15_optee_defconfig
diff --git a/arch/arm/mach-stm32mp/Kconfig b/arch/arm/mach-stm32mp/Kconfig
index d9ad6b4..a00c8ab 100644
--- a/arch/arm/mach-stm32mp/Kconfig
+++ b/arch/arm/mach-stm32mp/Kconfig
@@ -62,7 +62,17 @@ config STM32MP1_TRUSTED
Say Y here to enable boot with TF-A
Trusted boot chain is :
BootRom => TF-A.stm32 (clock & DDR) => U-Boot.stm32
- TF-A monitor provides proprietary smc to manage secure devices
+ TF-A monitor provides proprietary SMC to manage secure devices
+
+config STM32MP1_OPTEE
+ bool "Support trusted boot with TF-A and OP-TEE"
+ depends on STM32MP1_TRUSTED
+ default n
+ help
+ Say Y here to enable boot with TF-A and OP-TEE
+ Trusted boot chain is :
+ BootRom => TF-A.stm32 (clock & DDR) => OP-TEE => U-Boot.stm32
+ OP-TEE monitor provides ST SMC to access to secure resources
config SYS_TEXT_BASE
prompt "U-Boot base address"
diff --git a/board/st/stm32mp1/MAINTAINERS b/board/st/stm32mp1/MAINTAINERS
index 0a2eddb..3bf4c21 100644
--- a/board/st/stm32mp1/MAINTAINERS
+++ b/board/st/stm32mp1/MAINTAINERS
@@ -5,5 +5,6 @@ S: Maintained
F: arch/arm/dts/stm32mp157*
F: board/st/stm32mp1
F: configs/stm32mp15_basic_defconfig
+F: configs/stm32mp15_optee_defconfig
F: configs/stm32mp15_trusted_defconfig
F: include/configs/stm32mp1.h
diff --git a/board/st/stm32mp1/README b/board/st/stm32mp1/README
index b0c8325..583d92e 100644
--- a/board/st/stm32mp1/README
+++ b/board/st/stm32mp1/README
@@ -47,7 +47,7 @@ BootRom => FSBL in SYSRAM => SSBL in DDR => OS (Linux Kernel)
with FSBL = First Stage Bootloader
SSBL = Second Stage Bootloader
-2 boot configurations are supported:
+3 boot configurations are supported:
1) The "Trusted" boot chain (defconfig_file : stm32mp15_trusted_defconfig)
BootRom => FSBL = Trusted Firmware-A (TF-A) => SSBL = U-Boot
@@ -56,7 +56,15 @@ with FSBL = First Stage Bootloader
U-Boot is running in normal world and uses TF-A monitor
to access to secure resources
-2) The "Basic" boot chain (defconfig_file : stm32mp15_basic_defconfig)
+2) The "Trusted" boot chain with OP-TEE
+ (defconfig_file : stm32mp15_optee_defconfig)
+ BootRom => FSBL = Trusted Firmware-A (TF-A) => SSBL = U-Boot
+ TF-A performs a full initialization of Secure peripherals and installs OP-TEE
+ from specific partitions (teeh, teed, teex).
+ U-Boot is running in normal world and uses OP-TEE monitor to access
+ to secure resources.
+
+3) The "Basic" boot chain (defconfig_file : stm32mp15_basic_defconfig)
BootRom => FSBL = U-Boot SPL => SSBL = U-Boot
SPL has limited security initialisation
U-Boot is running in secure mode and provide a secure monitor to the kernel
@@ -109,6 +117,7 @@ the supported device trees for stm32mp157 are:
for example: use one output directory for each configuration
# export KBUILD_OUTPUT=stm32mp15_trusted
+ # export KBUILD_OUTPUT=stm32mp15_optee
# export KBUILD_OUTPUT=stm32mp15_basic
4. Configure U-Boot:
@@ -116,6 +125,7 @@ the supported device trees for stm32mp157 are:
# make <defconfig_file>
- For trusted boot mode : "stm32mp15_trusted_defconfig"
+ - For trusted with OP-TEE boot mode : "stm32mp15_optee_defconfig"
- For basic boot mode: "stm32mp15_basic_defconfig"
5. Configure the device-tree and build the U-Boot image:
@@ -129,20 +139,25 @@ the supported device trees for stm32mp157 are:
# make stm32mp15_trusted_defconfig
# make DEVICE_TREE=stm32mp157c-ev1 all
- b) basic boot on ev1
+ b) trusted with OP-TEE boot on dk2
+ # export KBUILD_OUTPUT=stm32mp15_optee
+ # make stm32mp15_optee_defconfig
+ # make DEVICE_TREE=stm32mp157c-dk2 all
+
+ c) basic boot on ev1
# export KBUILD_OUTPUT=stm32mp15_basic
# make stm32mp15_basic_defconfig
# make DEVICE_TREE=stm32mp157c-ev1 all
- c) basic boot on ed1
+ d) basic boot on ed1
# export KBUILD_OUTPUT=stm32mp15_basic
# make stm32mp15_basic_defconfig
# make DEVICE_TREE=stm32mp157c-ed1 all
- d) basic boot on dk2
+ e) basic boot on dk1
# export KBUILD_OUTPUT=stm32mp15_basic
# make stm32mp15_basic_defconfig
- # make DEVICE_TREE=stm32mp157c-dk2 all
+ # make DEVICE_TREE=stm32mp157a-dk1 all
d) basic boot on avenger96
# export KBUILD_OUTPUT=stm32mp15_basic
@@ -157,7 +172,7 @@ the supported device trees for stm32mp157 are:
So in the output directory (selected by KBUILD_OUTPUT),
you can found the needed files:
- a) For Trusted boot
+ a) For Trusted boot (with or without OP-TEE)
+ FSBL = tf-a.stm32 (provided by TF-A compilation)
+ SSBL = u-boot.stm32
diff --git a/board/st/stm32mp1/stm32mp1.c b/board/st/stm32mp1/stm32mp1.c
index 7769293..d62d180 100644
--- a/board/st/stm32mp1/stm32mp1.c
+++ b/board/st/stm32mp1/stm32mp1.c
@@ -76,7 +76,9 @@ int checkboard(void)
const char *fdt_compat;
int fdt_compat_len;
- if (IS_ENABLED(CONFIG_STM32MP1_TRUSTED))
+ if (IS_ENABLED(CONFIG_STM32MP1_OPTEE))
+ mode = "trusted with OP-TEE";
+ else if (IS_ENABLED(CONFIG_STM32MP1_TRUSTED))
mode = "trusted";
else
mode = "basic";
diff --git a/configs/stm32mp15_optee_defconfig b/configs/stm32mp15_optee_defconfig
new file mode 100644
index 0000000..f3e4ea6
--- /dev/null
+++ b/configs/stm32mp15_optee_defconfig
@@ -0,0 +1,103 @@
+CONFIG_ARM=y
+CONFIG_ARCH_STM32MP=y
+CONFIG_SYS_MALLOC_F_LEN=0x3000
+CONFIG_TARGET_STM32MP1=y
+CONFIG_STM32MP1_OPTEE=y
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_FIT=y
+CONFIG_BOOTCOMMAND="run bootcmd_stm32mp"
+CONFIG_SYS_PROMPT="STM32MP> "
+# CONFIG_CMD_BOOTD is not set
+# CONFIG_CMD_ELF is not set
+# CONFIG_CMD_IMI is not set
+# CONFIG_CMD_XIMG is not set
+# CONFIG_CMD_EXPORTENV is not set
+# CONFIG_CMD_IMPORTENV is not set
+CONFIG_CMD_MEMINFO=y
+CONFIG_CMD_MEMTEST=y
+CONFIG_CMD_ADC=y
+CONFIG_CMD_CLK=y
+CONFIG_CMD_DFU=y
+CONFIG_CMD_FUSE=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_SF=y
+CONFIG_CMD_SPI=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_USB_MASS_STORAGE=y
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_TIME=y
+CONFIG_CMD_TIMER=y
+CONFIG_CMD_PMIC=y
+CONFIG_CMD_REGULATOR=y
+CONFIG_CMD_EXT4_WRITE=y
+CONFIG_CMD_MTDPARTS=y
+CONFIG_CMD_UBI=y
+CONFIG_DEFAULT_DEVICE_TREE="stm32mp157c-ev1"
+CONFIG_ENV_IS_NOWHERE=y
+CONFIG_ENV_IS_IN_EXT4=y
+CONFIG_ENV_IS_IN_SPI_FLASH=y
+CONFIG_ENV_IS_IN_UBI=y
+CONFIG_ENV_EXT4_INTERFACE="mmc"
+CONFIG_ENV_EXT4_DEVICE_AND_PART="0:auto"
+CONFIG_ENV_EXT4_FILE="/uboot.env"
+CONFIG_ENV_UBI_PART="UBI"
+CONFIG_ENV_UBI_VOLUME="uboot_config"
+CONFIG_STM32_ADC=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
+CONFIG_FASTBOOT_BUF_ADDR=0xC0000000
+CONFIG_FASTBOOT_BUF_SIZE=0x02000000
+CONFIG_FASTBOOT_USB_DEV=1
+CONFIG_FASTBOOT_FLASH=y
+CONFIG_FASTBOOT_FLASH_MMC_DEV=1
+CONFIG_DM_HWSPINLOCK=y
+CONFIG_HWSPINLOCK_STM32=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_STM32F7=y
+CONFIG_LED=y
+CONFIG_LED_GPIO=y
+CONFIG_DM_MMC=y
+CONFIG_SUPPORT_EMMC_BOOT=y
+CONFIG_STM32_SDMMC2=y
+CONFIG_MTD=y
+CONFIG_NAND=y
+CONFIG_NAND_STM32_FMC2=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH=y
+CONFIG_SPI_FLASH_BAR=y
+CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_SPI_FLASH_SPANSION=y
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_SPI_FLASH_WINBOND=y
+# CONFIG_SPI_FLASH_USE_4K_SECTORS is not set
+CONFIG_SPI_FLASH_MTD=y
+CONFIG_DM_ETH=y
+CONFIG_DWC_ETH_QOS=y
+CONFIG_PHY=y
+CONFIG_PHY_STM32_USBPHYC=y
+CONFIG_PINCONF=y
+CONFIG_PINCTRL_STMFX=y
+CONFIG_DM_PMIC=y
+CONFIG_PMIC_STPMIC1=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_REGULATOR_GPIO=y
+CONFIG_DM_REGULATOR_STM32_VREFBUF=y
+CONFIG_DM_REGULATOR_STPMIC1=y
+CONFIG_SERIAL_RX_BUFFER=y
+CONFIG_STM32_SERIAL=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_STM32_QSPI=y
+CONFIG_STM32_SPI=y
+CONFIG_USB=y
+CONFIG_DM_USB=y
+CONFIG_DM_USB_GADGET=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI_GENERIC=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_GADGET_MANUFACTURER="STMicroelectronics"
+CONFIG_USB_GADGET_VENDOR_NUM=0x0483
+CONFIG_USB_GADGET_PRODUCT_NUM=0x5720
+CONFIG_USB_GADGET_DWC2_OTG=y
diff --git a/include/configs/stm32mp1.h b/include/configs/stm32mp1.h
index 6626be7..d4805c2 100644
--- a/include/configs/stm32mp1.h
+++ b/include/configs/stm32mp1.h
@@ -28,6 +28,10 @@
#define CONFIG_SYS_SDRAM_BASE STM32_DDR_BASE
#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_TEXT_BASE
+#ifdef CONFIG_STM32MP1_OPTEE
+#define CONFIG_SYS_MEM_TOP_HIDE SZ_32M
+#endif /* CONFIG_STM32MP1_OPTEE */
+
/*
* Console I/O buffer size
*/
@@ -125,10 +129,19 @@
#include <config_distro_bootcmd.h>
+#ifdef CONFIG_STM32MP1_OPTEE
+/* with OPTEE: define specific MTD partitions = teeh, teed, teex */
+#define STM32MP_MTDPARTS \
+ "mtdparts_nor0=256k(fsbl1),256k(fsbl2),2m(ssbl),256k(u-boot-env),256k(teeh),256k(teed),256k(teex),-(nor_user)\0" \
+ "mtdparts_nand0=2m(fsbl),2m(ssbl1),2m(ssbl2),512k(teeh),512k(teed),512k(teex),-(UBI)\0"
+
+#else /* CONFIG_STM32MP1_OPTEE */
#define STM32MP_MTDPARTS \
"mtdparts_nor0=256k(fsbl1),256k(fsbl2),2m(ssbl),256k(u-boot-env),-(nor_user)\0" \
"mtdparts_nand0=2m(fsbl),2m(ssbl1),2m(ssbl2),-(UBI)\0"
+#endif /* CONFIG_STM32MP1_OPTEE */
+
#ifndef CONFIG_SYS_MTDPARTS_RUNTIME
#undef STM32MP_MTDPARTS
#define STM32MP_MTDPARTS
--
2.7.4
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