diff --git a/DEVELOPERS b/DEVELOPERS index ea4ee3377f..44b1947487 100644 --- a/DEVELOPERS +++ b/DEVELOPERS @@ -788,10 +788,12 @@ F: package/xinetd/ N: Dario Binacchi F: board/bsh/ +F: board/stmicroelectronics/stm32f746-disco/ F: board/stmicroelectronics/stm32f769-disco/ F: configs/imx6ulz_bsh_smm_m2_defconfig F: configs/imx8mn_bsh_smm_s2_defconfig F: configs/imx8mn_bsh_smm_s2_pro_defconfig +F: configs/stm32f746_disco_sd_defconfig F: configs/stm32f769_disco_sd_defconfig F: package/armadillo/ F: package/babeld/ @@ -3304,7 +3306,9 @@ F: package/ngrep/ N: Waldemar Brodkorb F: board/qemu/riscv32-virt/ +F: board/stmicroelectronics/stm32f746-disco/ F: configs/qemu_riscv32_nommu_virt_defconfig +F: configs/stm32f746_disco_sd_defconfig F: package/asterisk/ F: package/evilwm/ F: package/fbv/ diff --git a/board/stmicroelectronics/stm32f746-disco/extlinux.conf b/board/stmicroelectronics/stm32f746-disco/extlinux.conf new file mode 100644 index 0000000000..40fc04dd10 --- /dev/null +++ b/board/stmicroelectronics/stm32f746-disco/extlinux.conf @@ -0,0 +1,4 @@ +label stm32f746-disco-buildroot + kernel /boot/zImage + devicetree /boot/stm32f746-disco.dtb + append console=ttySTM0,115200 root=/dev/mmcblk0p1 rw rootwait consoleblank=0 ignore_loglevel diff --git a/board/stmicroelectronics/stm32f746-disco/flash_sd.sh b/board/stmicroelectronics/stm32f746-disco/flash_sd.sh new file mode 100755 index 0000000000..b4858cb9da --- /dev/null +++ b/board/stmicroelectronics/stm32f746-disco/flash_sd.sh @@ -0,0 +1,22 @@ +#!/bin/bash + +if [ $# -eq 0 ]; then + OUTPUT_DIR=output +else + OUTPUT_DIR=$1 +fi + +if ! test -d "${OUTPUT_DIR}" ; then + echo "ERROR: no output directory specified." + echo "Usage: $0 OUTPUT_DIR" + exit 1 +fi + +"${OUTPUT_DIR}"/host/bin/openocd -f board/stm32f746g-disco.cfg \ + -c "init" \ + -c "reset init" \ + -c "flash probe 0" \ + -c "flash info 0" \ + -c "flash write_image erase ${OUTPUT_DIR}/images/u-boot.bin 0x08000000" \ + -c "reset run" \ + -c "shutdown" diff --git a/board/stmicroelectronics/stm32f746-disco/genimage.cfg b/board/stmicroelectronics/stm32f746-disco/genimage.cfg new file mode 100644 index 0000000000..e911a94e46 --- /dev/null +++ b/board/stmicroelectronics/stm32f746-disco/genimage.cfg @@ -0,0 +1,10 @@ +image sdcard.img { + hdimage { + } + + partition rootfs { + partition-type = 0x83 + image = "rootfs.ext2" + size = 32M + } +} diff --git a/board/stmicroelectronics/stm32f746-disco/linux.fragment b/board/stmicroelectronics/stm32f746-disco/linux.fragment new file mode 100644 index 0000000000..625fdced9e --- /dev/null +++ b/board/stmicroelectronics/stm32f746-disco/linux.fragment @@ -0,0 +1,13 @@ +# CONFIG_PREEMPT is not set +# CONFIG_MULTIUSER is not set +# CONFIG_TIMERFD is not set +CONFIG_SET_MEM_PARAM=y +CONFIG_DRAM_BASE=0xC0000000 +CONFIG_DRAM_SIZE=0x01000000 +# CONFIG_GCC_PLUGINS is not set +# CONFIG_XIP_KERNEL is not set +# CONFIG_BLK_DEV is not set +# CONFIG_COMPAT_BRK is not set +# CONFIG_PROC_SYSCTL is not set +# CONFIG_CRYPTO is not set +CONFIG_RCU_TRACE=y \ No newline at end of file diff --git a/board/stmicroelectronics/stm32f746-disco/patches/linux-headers/linux-headers.hash b/board/stmicroelectronics/stm32f746-disco/patches/linux-headers/linux-headers.hash new file mode 120000 index 0000000000..5808d92afe --- /dev/null +++ b/board/stmicroelectronics/stm32f746-disco/patches/linux-headers/linux-headers.hash @@ -0,0 +1 @@ +../linux/linux.hash \ No newline at end of file diff --git a/board/stmicroelectronics/stm32f746-disco/patches/linux/linux.hash b/board/stmicroelectronics/stm32f746-disco/patches/linux/linux.hash new file mode 100644 index 0000000000..7f78b950f3 --- /dev/null +++ b/board/stmicroelectronics/stm32f746-disco/patches/linux/linux.hash @@ -0,0 +1,2 @@ +# Locally calculated +sha256 a36dd3e82ceb634afded31f2656568f57c4d9c4b399859f298b18116df11c6fe linux-5.15.165.tar.xz diff --git a/board/stmicroelectronics/stm32f746-disco/patches/uboot/uboot.hash b/board/stmicroelectronics/stm32f746-disco/patches/uboot/uboot.hash new file mode 100644 index 0000000000..fe9b4f53dc --- /dev/null +++ b/board/stmicroelectronics/stm32f746-disco/patches/uboot/uboot.hash @@ -0,0 +1,2 @@ +# Locally calculated +sha256 f591da9ab90ef3d6b3d173766d0ddff90c4ed7330680897486117df390d83c8f u-boot-2024.07.tar.bz2 diff --git a/board/stmicroelectronics/stm32f746-disco/post-build.sh b/board/stmicroelectronics/stm32f746-disco/post-build.sh new file mode 100755 index 0000000000..03e9dcae82 --- /dev/null +++ b/board/stmicroelectronics/stm32f746-disco/post-build.sh @@ -0,0 +1,4 @@ +#!/bin/sh +BOARD_DIR="$(dirname "$0")" + +install -m 0644 -D "${BOARD_DIR}"/extlinux.conf "${TARGET_DIR}"/boot/extlinux/extlinux.conf diff --git a/board/stmicroelectronics/stm32f746-disco/readme.txt b/board/stmicroelectronics/stm32f746-disco/readme.txt new file mode 100644 index 0000000000..4ac16da331 --- /dev/null +++ b/board/stmicroelectronics/stm32f746-disco/readme.txt @@ -0,0 +1,31 @@ +STM32F746-DISCO +=================== + +This tutorial describes how to use the predefined Buildroot +configuration for the STM32F746-DISCO evaluation platform. + +Building +-------- + + make stm32f746_disco_sd_defconfig + make + +Flashing +-------- + + ./board/stmicroelectronics/stm32f746-disco/flash_sd.sh output/ + +It will flash the U-boot bootloader. + +Creating SD card +---------------- + +Buildroot prepares an "sdcard.img" image in the output/images/ directory, +ready to be dumped on a SD card. Launch the following command as root: + + dd if=output/images/sdcard.img of=/dev/ + +*** WARNING! This will destroy all the card content. Use with care! *** + +For details about the medium image layout and its content, see the +definition in board/stmicroelectronics/stm32f746-disco/genimage.cfg. diff --git a/configs/stm32f746_disco_sd_defconfig b/configs/stm32f746_disco_sd_defconfig new file mode 100644 index 0000000000..0a8a1ad4bb --- /dev/null +++ b/configs/stm32f746_disco_sd_defconfig @@ -0,0 +1,31 @@ +BR2_arm=y +BR2_cortex_m7=y +BR2_BINFMT_FDPIC=y +BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_5_15=y +BR2_GLOBAL_PATCH_DIR="board/stmicroelectronics/stm32f746-disco/patches" +BR2_DOWNLOAD_FORCE_CHECK_HASHES=y +BR2_INIT_TINYINIT=y +BR2_ROOTFS_POST_BUILD_SCRIPT="board/stmicroelectronics/stm32f746-disco/post-build.sh" +BR2_ROOTFS_POST_IMAGE_SCRIPT="support/scripts/genimage.sh" +BR2_ROOTFS_POST_SCRIPT_ARGS="-c board/stmicroelectronics/stm32f746-disco/genimage.cfg" +BR2_LINUX_KERNEL=y +BR2_LINUX_KERNEL_CUSTOM_VERSION=y +BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="5.15.165" +BR2_LINUX_KERNEL_DEFCONFIG="stm32" +BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="board/stmicroelectronics/stm32f746-disco/linux.fragment" +BR2_LINUX_KERNEL_IMAGE_TARGET_CUSTOM=y +BR2_LINUX_KERNEL_IMAGE_TARGET_NAME="zImage" +BR2_LINUX_KERNEL_DTS_SUPPORT=y +BR2_LINUX_KERNEL_INTREE_DTS_NAME="stm32f746-disco" +BR2_LINUX_KERNEL_INSTALL_TARGET=y +BR2_TARGET_ROOTFS_EXT2=y +BR2_TARGET_ROOTFS_EXT2_SIZE="32M" +# BR2_TARGET_ROOTFS_TAR is not set +BR2_TARGET_UBOOT=y +BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y +BR2_TARGET_UBOOT_CUSTOM_VERSION=y +BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2024.07" +BR2_TARGET_UBOOT_BOARD_DEFCONFIG="stm32f746-disco" +BR2_TARGET_UBOOT_NEEDS_OPENSSL=y +BR2_PACKAGE_HOST_GENIMAGE=y +BR2_PACKAGE_HOST_OPENOCD=y