515 lines
18 KiB
Bash
515 lines
18 KiB
Bash
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#!/bin/bash -x
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# ===================================================================================
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# usage: create_linux_system.sh [sdcard_device]
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#
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# positional arguments:
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# sdcard_device path to sdcard device file [ex: "/dev/sdb", "/dev/mmcblk0"]
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# ===================================================================================
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# make sure to be in the same directory as this script
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script_dir_abs=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
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cd "${script_dir_abs}"
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# constants ####################################################################
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quartus_dir="$(readlink -m "hw/quartus")"
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quartus_project_name="$(basename "$(find "${quartus_dir}" -name "*.qpf")" .qpf)"
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quartus_sof_file="$(readlink -m "${quartus_dir}/output_files/${quartus_project_name}.sof")"
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fpga_device_part_number="5CSEMA4U23C6" # 5CSEMA5F31C6
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preloader_dir="$(readlink -m "sw/hps/preloader")"
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preloader_settings_dir="$(readlink -m "${quartus_dir}/hps_isw_handoff/soc_system_hps_0")"
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preloader_settings_file="$(readlink -m "${preloader_dir}/settings.bsp")"
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preloader_source_tgz_file="$(readlink -m "${SOCEDS_DEST_ROOT}/host_tools/altera/preloader/uboot-socfpga.tar.gz")"
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preloader_bin_file="${preloader_dir}/preloader-mkpimage.bin"
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uboot_src_dir="$(readlink -m "sw/hps/u-boot")"
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uboot_src_git_repo="git://git.denx.de/u-boot.git"
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uboot_src_git_checkout_commit="b104b3dc1dd90cdbf67ccf3c51b06e4f1592fe91"
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uboot_src_make_config_file="socfpga_de0_nano_soc_defconfig" # socfpga_cyclone5_config
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uboot_src_config_file="${uboot_src_dir}/include/configs/socfpga_de0_nano_soc.h" # socfpga_cyclone5_socdk.h
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uboot_script_file="$(readlink -m "${uboot_src_dir}/u-boot.script")"
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uboot_img_file="$(readlink -m "${uboot_src_dir}/u-boot.img")"
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linux_dir="$(readlink -m "sw/hps/linux")"
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linux_src_git_repo="https://github.com/altera-opensource/linux-socfpga.git"
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linux_src_dir="$(readlink -m "${linux_dir}/source")"
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linux_src_git_checkout_commit="9735a22799b9214d17d3c231fe377fc852f042e9"
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linux_src_make_config_file="socfpga_defconfig"
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linux_kernel_mem_arg="1024M"
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linux_zImage_file="$(readlink -m "${linux_src_dir}/arch/arm/boot/zImage")"
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linux_dtb_file="$(readlink -m "${linux_src_dir}/arch/arm/boot/dts/socfpga_cyclone5_de0_sockit.dtb")" # socfpga_cyclone5_socdk.dtb
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rootfs_dir="${linux_dir}/rootfs"
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rootfs_chroot_dir="$(readlink -m ${rootfs_dir}/ubuntu-core-rootfs)"
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rootfs_src_tgz_link="http://cdimage.ubuntu.com/ubuntu-base/releases/14.04.5/release/ubuntu-base-14.04.5-base-armhf.tar.gz"
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rootfs_src_tgz_file="$(readlink -m "${rootfs_dir}/${rootfs_src_tgz_link##*/}")"
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rootfs_system_config_script_file="${rootfs_dir}/config_system.sh"
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rootfs_post_install_config_script_file="${rootfs_dir}/config_post_install.sh"
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sdcard_fat32_dir="$(readlink -m "sdcard/fat32")"
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sdcard_fat32_rbf_file="$(readlink -m "${sdcard_fat32_dir}/socfpga.rbf")"
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sdcard_fat32_uboot_img_file="$(readlink -m "${sdcard_fat32_dir}/$(basename "${uboot_img_file}")")"
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sdcard_fat32_uboot_scr_file="$(readlink -m "${sdcard_fat32_dir}/u-boot.scr")"
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sdcard_fat32_zImage_file="$(readlink -m "${sdcard_fat32_dir}/zImage")"
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sdcard_fat32_dtb_file="$(readlink -m "${sdcard_fat32_dir}/socfpga.dtb")"
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sdcard_dev="$(readlink -m "${1}")"
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sdcard_ext3_rootfs_tgz_file="$(readlink -m "sdcard/ext3_rootfs.tar.gz")"
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sdcard_a2_dir="$(readlink -m "sdcard/a2")"
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sdcard_a2_preloader_bin_file="$(readlink -m "${sdcard_a2_dir}/$(basename "${preloader_bin_file}")")"
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sdcard_partition_size_fat32="32M"
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sdcard_partition_size_linux="512M"
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sdcard_partition_number_fat32="1"
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sdcard_partition_number_ext3="2"
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sdcard_partition_number_a2="3"
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if [ "$(echo "${sdcard_dev}" | grep -P "/dev/sd\w.*$")" ]; then
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sdcard_dev_fat32_id="${sdcard_partition_number_fat32}"
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sdcard_dev_ext3_id="${sdcard_partition_number_ext3}"
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sdcard_dev_a2_id="${sdcard_partition_number_a2}"
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elif [ "$(echo "${sdcard_dev}" | grep -P "/dev/mmcblk\w.*$")" ]; then
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sdcard_dev_fat32_id="p${sdcard_partition_number_fat32}"
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sdcard_dev_ext3_id="p${sdcard_partition_number_ext3}"
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sdcard_dev_a2_id="p${sdcard_partition_number_a2}"
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fi
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sdcard_dev_fat32="${sdcard_dev}${sdcard_dev_fat32_id}"
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sdcard_dev_ext3="${sdcard_dev}${sdcard_dev_ext3_id}"
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sdcard_dev_a2="${sdcard_dev}${sdcard_dev_a2_id}"
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sdcard_dev_fat32_mount_point="$(readlink -m "sdcard/mount_point_fat32")"
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sdcard_dev_ext3_mount_point="$(readlink -m "sdcard/mount_point_ext3")"
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# compile_quartus_project() ####################################################
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compile_quartus_project() {
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# change working directory to quartus directory
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pushd "${quartus_dir}"
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# delete old artifacts
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rm -rf "c5_pin_model_dump.txt" \
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"db/" \
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"hps_isw_handoff/" \
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"hps_sdram_p0_all_pins.txt" \
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"incremental_db/" \
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"output_files/" \
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"soc_system.sopcinfo" \
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"soc_system/" \
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"${quartus_project_name}.qws" \
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"${sdcard_fat32_rbf_file}"
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qsys-generate "soc_system.qsys" --synthesis=VHDL --output-directory="soc_system/" --part="${fpga_device_part_number}"
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# Analysis and synthesis
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quartus_map "${quartus_project_name}"
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# Execute HPS DDR3 pin assignment TCL script
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# it is normal for the following script to report an error, but it was
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# sucessfully executed
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#ddr3_pin_assignment_script="$(find . -name "hps_sdram_p0_pin_assignments.tcl")"
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#quartus_sta -t "${ddr3_pin_assignment_script}" "${quartus_project_name}"
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# Fitter
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quartus_fit "${quartus_project_name}"
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# Assembler
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quartus_asm "${quartus_project_name}"
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#ddr3_pin_assignment_script="$(find . -name "hps_sdram_p0_pin_assignments.tcl")"
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#quartus_sta -t "${ddr3_pin_assignment_script}" "${quartus_project_name}"
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quartus_sta "${quartus_project_name}"
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# convert .sof to .rbf in associated sdcard directory
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quartus_cpf -c "${quartus_sof_file}" "${sdcard_fat32_rbf_file}"
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# change working directory back to script directory
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popd
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}
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# compile_preloader() ##########################################################
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compile_preloader() {
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# delete old artifacts
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rm -rf "${preloader_dir}" \
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"${sdcard_a2_preloader_bin_file}"
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# create directory for preloader
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mkdir -p "${preloader_dir}"
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# change working directory to preloader directory
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pushd "${preloader_dir}"
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# create bsp settings file
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bsp-create-settings \
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--bsp-dir "${preloader_dir}" \
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--preloader-settings-dir "${preloader_settings_dir}" \
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--settings "${preloader_settings_file}" \
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--type spl \
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--set spl.CROSS_COMPILE "arm-altera-eabi-" \
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--set spl.PRELOADER_TGZ "${preloader_source_tgz_file}" \
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--set spl.boot.BOOTROM_HANDSHAKE_CFGIO "1" \
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--set spl.boot.BOOT_FROM_NAND "0" \
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--set spl.boot.BOOT_FROM_QSPI "0" \
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--set spl.boot.BOOT_FROM_RAM "0" \
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--set spl.boot.BOOT_FROM_SDMMC "1" \
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--set spl.boot.CHECKSUM_NEXT_IMAGE "1" \
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--set spl.boot.EXE_ON_FPGA "0" \
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--set spl.boot.FAT_BOOT_PARTITION "1" \
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--set spl.boot.FAT_LOAD_PAYLOAD_NAME "$(basename "${uboot_img_file}")" \
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--set spl.boot.FAT_SUPPORT "1" \
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--set spl.boot.FPGA_DATA_BASE "0xffff0000" \
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--set spl.boot.FPGA_DATA_MAX_SIZE "0x10000" \
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--set spl.boot.FPGA_MAX_SIZE "0x10000" \
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--set spl.boot.NAND_NEXT_BOOT_IMAGE "0xc0000" \
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--set spl.boot.QSPI_NEXT_BOOT_IMAGE "0x60000" \
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--set spl.boot.RAMBOOT_PLLRESET "1" \
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--set spl.boot.SDMMC_NEXT_BOOT_IMAGE "0x40000" \
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--set spl.boot.SDRAM_SCRUBBING "0" \
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--set spl.boot.SDRAM_SCRUB_BOOT_REGION_END "0x2000000" \
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--set spl.boot.SDRAM_SCRUB_BOOT_REGION_START "0x1000000" \
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--set spl.boot.SDRAM_SCRUB_REMAIN_REGION "1" \
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--set spl.boot.STATE_REG_ENABLE "1" \
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--set spl.boot.WARMRST_SKIP_CFGIO "1" \
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--set spl.boot.WATCHDOG_ENABLE "1" \
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--set spl.debug.DEBUG_MEMORY_ADDR "0xfffffd00" \
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--set spl.debug.DEBUG_MEMORY_SIZE "0x200" \
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--set spl.debug.DEBUG_MEMORY_WRITE "0" \
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--set spl.debug.HARDWARE_DIAGNOSTIC "0" \
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--set spl.debug.SEMIHOSTING "0" \
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--set spl.debug.SKIP_SDRAM "0" \
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--set spl.performance.SERIAL_SUPPORT "1" \
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--set spl.reset_assert.DMA "0" \
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--set spl.reset_assert.GPIO0 "0" \
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--set spl.reset_assert.GPIO1 "0" \
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--set spl.reset_assert.GPIO2 "0" \
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--set spl.reset_assert.L4WD1 "0" \
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--set spl.reset_assert.OSC1TIMER1 "0" \
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--set spl.reset_assert.SDR "0" \
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--set spl.reset_assert.SPTIMER0 "0" \
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--set spl.reset_assert.SPTIMER1 "0" \
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--set spl.warm_reset_handshake.ETR "1" \
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--set spl.warm_reset_handshake.FPGA "1" \
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--set spl.warm_reset_handshake.SDRAM "0"
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# generate bsp
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bsp-generate-files \
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--bsp-dir "${preloader_dir}" \
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--settings "${preloader_settings_file}"
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# compile preloader
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make -j4
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# copy artifacts to associated sdcard directory
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cp "${preloader_bin_file}" "${sdcard_a2_preloader_bin_file}"
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# change working directory back to script directory
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popd
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}
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# compile_uboot ################################################################
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compile_uboot() {
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# delete old artifacts
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rm -rf "${sdcard_fat32_uboot_scr_file}" \
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"${sdcard_fat32_uboot_img_file}"
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# if uboot source tree doesn't exist, then download it
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if [ ! -d "${uboot_src_dir}" ]; then
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git clone "${uboot_src_git_repo}" "${uboot_src_dir}"
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fi
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# change working directory to uboot source tree directory
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pushd "${uboot_src_dir}"
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# use cross compiler instead of standard x86 version of gcc
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export CROSS_COMPILE=arm-linux-gnueabihf-
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# clean up source tree
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make distclean
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# checkout the following commit (tested and working):
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git checkout "${uboot_src_git_checkout_commit}"
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# configure uboot for socfpga_cyclone5 architecture
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make "${uboot_src_make_config_file}"
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## patch the uboot configuration file that describes environment variables
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# replace value of CONFIG_BOOTCOMMAND macro (we will always use a script for configuring everything)
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# result:
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# #define CONFIG_BOOTCOMMAND "run callscript"
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perl -pi -e 's/^(#define\s+CONFIG_BOOTCOMMAND)(.*)/$1\t"run callscript"/g' "${uboot_src_config_file}"
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# replace value of CONFIG_EXTRA_ENV_SETTINGS macro
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# result:
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# #define CONFIG_EXTRA_ENV_SETTINGS \
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# "scriptfile=u-boot.scr" "\0" \
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# "fpgadata=0x2000000" "\0" \
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# "callscript=fatload mmc 0:1 $fpgadata $scriptfile;" \
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# "source $fpgadata" "\0"
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perl -pi -e 'BEGIN{undef $/;} s/^(#define\s+CONFIG_EXTRA_ENV_SETTINGS)(.*)#include/$1\t"scriptfile=u-boot.scr\\0" "fpgadata=0x2000000\\0" "callscript=fatload mmc 0:1 \$fpgadata \$scriptfile; source \$fpgadata\\0"\n\n#include/smg' "${uboot_src_config_file}"
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# compile uboot
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make -j4
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# create uboot script
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cat <<EOF > "${uboot_script_file}"
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################################################################################
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echo --- Resetting Env variables ---
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# reset environment variables to default
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env default -a
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echo --- Setting Env variables ---
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# Set the kernel image
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setenv bootimage $(basename ${sdcard_fat32_zImage_file});
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# address to which the device tree will be loaded
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setenv fdtaddr 0x00000100
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# Set the devicetree image
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setenv fdtimage $(basename ${sdcard_fat32_dtb_file});
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# set kernel boot arguments, then boot the kernel
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setenv mmcboot 'setenv bootargs mem=${linux_kernel_mem_arg} console=ttyS0,115200 root=\${mmcroot} rw rootwait; \
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bootz \${loadaddr} - \${fdtaddr}';
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# load linux kernel image and device tree to memory
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setenv mmcload 'mmc rescan; \
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\${mmcloadcmd} mmc 0:\${mmcloadpart} \${loadaddr} \${bootimage}; \
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\${mmcloadcmd} mmc 0:\${mmcloadpart} \${fdtaddr} \${fdtimage}'
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# command to be executed to read from sdcard
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setenv mmcloadcmd fatload
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# sdcard fat32 partition number
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setenv mmcloadpart ${sdcard_partition_number_fat32}
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# sdcard ext3 identifier
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setenv mmcroot /dev/mmcblk0p${sdcard_partition_number_ext3}
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# standard input/output
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setenv stderr serial
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setenv stdin serial
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setenv stdout serial
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# save environment to sdcard (not needed, but useful to avoid CRC errors on a new sdcard)
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saveenv
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################################################################################
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echo --- Programming FPGA ---
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# load rbf from FAT partition into memory
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||
|
|
fatload mmc 0:1 \${fpgadata} $(basename ${sdcard_fat32_rbf_file});
|
||
|
|
|
||
|
|
# program FPGA
|
||
|
|
fpga load 0 \${fpgadata} \${filesize};
|
||
|
|
|
||
|
|
# enable HPS-to-FPGA, FPGA-to-HPS, LWHPS-to-FPGA bridges
|
||
|
|
bridge enable;
|
||
|
|
|
||
|
|
################################################################################
|
||
|
|
echo --- Booting Linux ---
|
||
|
|
|
||
|
|
# load linux kernel image and device tree to memory
|
||
|
|
run mmcload;
|
||
|
|
|
||
|
|
# set kernel boot arguments, then boot the kernel
|
||
|
|
run mmcboot;
|
||
|
|
EOF
|
||
|
|
|
||
|
|
# compile uboot script to binary form
|
||
|
|
mkimage -A arm -O linux -T script -C none -a 0 -e 0 -n "${quartus_project_name}" -d "${uboot_script_file}" "${sdcard_fat32_uboot_scr_file}"
|
||
|
|
|
||
|
|
# copy artifacts to associated sdcard directory
|
||
|
|
cp "${uboot_img_file}" "${sdcard_fat32_uboot_img_file}"
|
||
|
|
|
||
|
|
# change working directory back to script directory
|
||
|
|
popd
|
||
|
|
}
|
||
|
|
|
||
|
|
# compile_linux() ##############################################################
|
||
|
|
compile_linux() {
|
||
|
|
# if linux source tree doesn't exist, then download it
|
||
|
|
if [ ! -d "${linux_src_dir}" ]; then
|
||
|
|
git clone "${linux_src_git_repo}" "${linux_src_dir}"
|
||
|
|
fi
|
||
|
|
|
||
|
|
# change working directory to linux source tree directory
|
||
|
|
pushd "${linux_src_dir}"
|
||
|
|
|
||
|
|
# compile for the ARM architecture
|
||
|
|
export ARCH=arm
|
||
|
|
|
||
|
|
# use cross compiler instead of standard x86 version of gcc
|
||
|
|
export CROSS_COMPILE=arm-linux-gnueabihf-
|
||
|
|
|
||
|
|
# clean up source tree
|
||
|
|
make distclean
|
||
|
|
|
||
|
|
# checkout the following commit (tested and working):
|
||
|
|
git checkout "${linux_src_git_checkout_commit}"
|
||
|
|
|
||
|
|
# configure kernel for socfpga architecture
|
||
|
|
make "${linux_src_make_config_file}"
|
||
|
|
|
||
|
|
# compile zImage
|
||
|
|
make -j4 zImage
|
||
|
|
|
||
|
|
# compile device tree
|
||
|
|
make -j4 "$(basename "${linux_dtb_file}")"
|
||
|
|
|
||
|
|
# copy artifacts to associated sdcard directory
|
||
|
|
cp "${linux_zImage_file}" "${sdcard_fat32_zImage_file}"
|
||
|
|
cp "${linux_dtb_file}" "${sdcard_fat32_dtb_file}"
|
||
|
|
|
||
|
|
# change working directory back to script directory
|
||
|
|
popd
|
||
|
|
}
|
||
|
|
|
||
|
|
# create_rootfs() ##############################################################
|
||
|
|
create_rootfs() {
|
||
|
|
# if rootfs tarball doesn't exist, then download it
|
||
|
|
if [ ! -f "${rootfs_src_tgz_file}" ]; then
|
||
|
|
wget "${rootfs_src_tgz_link}" -O "${rootfs_src_tgz_file}"
|
||
|
|
fi
|
||
|
|
|
||
|
|
# delete old artifacts
|
||
|
|
sudo rm -rf "${rootfs_chroot_dir}" \
|
||
|
|
"${sdcard_ext3_rootfs_tgz_file}"
|
||
|
|
|
||
|
|
# create dir to extract rootfs
|
||
|
|
mkdir -p "${rootfs_chroot_dir}"
|
||
|
|
|
||
|
|
# extract ubuntu core rootfs
|
||
|
|
pushd "${rootfs_chroot_dir}"
|
||
|
|
sudo tar -xzpf "${rootfs_src_tgz_file}"
|
||
|
|
popd
|
||
|
|
|
||
|
|
# copy chroot SYSTEM configuration script to chroot directory
|
||
|
|
sudo cp "${rootfs_system_config_script_file}" "${rootfs_chroot_dir}"
|
||
|
|
|
||
|
|
# edit chroot environment's /etc/rc.local to execute the rootfs
|
||
|
|
# configuration script
|
||
|
|
sudo tee "${rootfs_chroot_dir}/etc/rc.local" > "/dev/null" <<EOF
|
||
|
|
#!/bin/sh -e
|
||
|
|
#
|
||
|
|
# rc.local
|
||
|
|
#
|
||
|
|
# This script is executed at the end of each multiuser runlevel.
|
||
|
|
# Make sure that the script will "exit 0" on success or any other
|
||
|
|
# value on error.
|
||
|
|
#
|
||
|
|
# In order to enable or disable this script just change the execution
|
||
|
|
# bits.
|
||
|
|
#
|
||
|
|
# By default this script does nothing.
|
||
|
|
|
||
|
|
/$(basename ${rootfs_system_config_script_file})
|
||
|
|
|
||
|
|
exit 0
|
||
|
|
EOF
|
||
|
|
|
||
|
|
# copy chroot POST-INSTALL configuration script to chroot directory
|
||
|
|
sudo cp "${rootfs_post_install_config_script_file}" "${rootfs_chroot_dir}"
|
||
|
|
|
||
|
|
# create archive of updated rootfs
|
||
|
|
pushd "${rootfs_chroot_dir}"
|
||
|
|
sudo tar -czpf "${sdcard_ext3_rootfs_tgz_file}" .
|
||
|
|
popd
|
||
|
|
}
|
||
|
|
|
||
|
|
# partition_sdcard() ###########################################################
|
||
|
|
partition_sdcard() {
|
||
|
|
# manually partitioning the sdcard
|
||
|
|
# sudo fdisk /dev/sdx
|
||
|
|
# use the following commands
|
||
|
|
# n p 3 <default> 4095 t a2 (2048 is default first sector)
|
||
|
|
# n p 1 <default> +32M t 1 b (4096 is default first sector)
|
||
|
|
# n p 2 <default> +512M t 2 83 (69632 is default first sector)
|
||
|
|
# w
|
||
|
|
# result
|
||
|
|
# Device Boot Start End Sectors Size Id Type
|
||
|
|
# /dev/sdb1 4096 69631 65536 32M b W95 FAT32
|
||
|
|
# /dev/sdb2 69632 1118207 1048576 512M 83 Linux
|
||
|
|
# /dev/sdb3 2048 4095 2048 1M a2 unknown
|
||
|
|
# note that you can choose any size for the FAT32 and Linux partitions,
|
||
|
|
# but the a2 partition must be 1M.
|
||
|
|
|
||
|
|
# automatically partitioning the sdcard
|
||
|
|
# wipe partition table
|
||
|
|
sudo dd if="/dev/zero" of="${sdcard_dev}" bs=512 count=1
|
||
|
|
|
||
|
|
# create partitions
|
||
|
|
# no need to specify the partition number for the first invocation of
|
||
|
|
# the "t" command in fdisk, because there is only 1 partition at this
|
||
|
|
# point
|
||
|
|
echo -e "n\np\n3\n\n4095\nt\na2\nn\np\n1\n\n+${sdcard_partition_size_fat32}\nt\n1\nb\nn\np\n2\n\n+${sdcard_partition_size_linux}\nt\n2\n83\nw\nq\n" | sudo fdisk "${sdcard_dev}"
|
||
|
|
|
||
|
|
# create filesystems
|
||
|
|
sudo mkfs.vfat "${sdcard_dev_fat32}"
|
||
|
|
sudo mkfs.ext3 -F "${sdcard_dev_ext3}"
|
||
|
|
}
|
||
|
|
|
||
|
|
# write_sdcard() ###############################################################
|
||
|
|
write_sdcard() {
|
||
|
|
# create mount point for sdcard
|
||
|
|
mkdir -p "${sdcard_dev_fat32_mount_point}"
|
||
|
|
mkdir -p "${sdcard_dev_ext3_mount_point}"
|
||
|
|
|
||
|
|
# mount sdcard partitions
|
||
|
|
sudo mount "${sdcard_dev_fat32}" "${sdcard_dev_fat32_mount_point}"
|
||
|
|
sudo mount "${sdcard_dev_ext3}" "${sdcard_dev_ext3_mount_point}"
|
||
|
|
|
||
|
|
# preloader
|
||
|
|
sudo dd if="${sdcard_a2_preloader_bin_file}" of="${sdcard_dev_a2}" bs=64K seek=0
|
||
|
|
|
||
|
|
# fpga .rbf, uboot .img, uboot .scr, linux zImage, linux .dtb
|
||
|
|
sudo cp "${sdcard_fat32_dir}"/* "${sdcard_dev_fat32_mount_point}"
|
||
|
|
|
||
|
|
# linux rootfs
|
||
|
|
pushd "${sdcard_dev_ext3_mount_point}"
|
||
|
|
sudo tar -xzf "${sdcard_ext3_rootfs_tgz_file}"
|
||
|
|
popd
|
||
|
|
|
||
|
|
# flush write buffers to target
|
||
|
|
sudo sync
|
||
|
|
|
||
|
|
# unmount sdcard partitions
|
||
|
|
sudo umount "${sdcard_dev_fat32_mount_point}"
|
||
|
|
sudo umount "${sdcard_dev_ext3_mount_point}"
|
||
|
|
|
||
|
|
# delete mount points for sdcard
|
||
|
|
rm -rf "${sdcard_dev_fat32_mount_point}"
|
||
|
|
rm -rf "${sdcard_dev_ext3_mount_point}"
|
||
|
|
}
|
||
|
|
|
||
|
|
# Script execution #############################################################
|
||
|
|
|
||
|
|
# Report script line number on any error (non-zero exit code).
|
||
|
|
trap 'echo "Error on line ${LINENO}" 1>&2' ERR
|
||
|
|
set -e
|
||
|
|
|
||
|
|
# Create sdcard output directories
|
||
|
|
mkdir -p "${sdcard_a2_dir}"
|
||
|
|
mkdir -p "${sdcard_fat32_dir}"
|
||
|
|
|
||
|
|
compile_quartus_project
|
||
|
|
compile_preloader
|
||
|
|
compile_uboot
|
||
|
|
compile_linux
|
||
|
|
create_rootfs
|
||
|
|
|
||
|
|
# Write sdcard if it exists
|
||
|
|
if [ -z "${sdcard_dev}" ]; then
|
||
|
|
echo "sdcard argument not provided => no sdcard written."
|
||
|
|
|
||
|
|
elif [ -b "${sdcard_dev}" ]; then
|
||
|
|
partition_sdcard
|
||
|
|
write_sdcard
|
||
|
|
fi
|
||
|
|
|
||
|
|
# Make sure MSEL = 000000
|