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Sun, 16 Apr 2017 10:41:16 -0700 (PDT) Received: from localhost.localdomain ([117.247.62.16]) by smtp.gmail.com with ESMTPSA id s11sm13423956pgc.61.2017.04.16.10.41.14 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 16 Apr 2017 10:41:15 -0700 (PDT) From: Abhimanyu Vishwakarma To: buildroot@buildroot.org Date: Sun, 16 Apr 2017 23:10:48 +0530 Message-Id: <20170416174048.4737-2-abhimanyu.v@gmail.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170416174048.4737-1-abhimanyu.v@gmail.com> References: <20170416174048.4737-1-abhimanyu.v@gmail.com> Cc: thomas.petazzoni@free-electrons.com, Abhimanyu Vishwakarma Subject: [Buildroot] [PATCH v8 2/2] Add defconfig for MIPS Creator ci40 X-BeenThere: buildroot@busybox.net X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Discussion and development of buildroot List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: buildroot-bounces@busybox.net Sender: "buildroot" From: Abhimanyu Vishwakarma Signed-off-by: Abhimanyu Vishwakarma Acked-by: Arnout Vandecappelle (Essensium/Mind) --- Changes v1->v2 - No change Changes v2->v3 (Suggested by Arnout) - Remove uImage and add fitImage generation - Tidy readme.txt - Tidy ci40_defconfig, remove custom toolchain and add wifi helper packages Some changes are not done: - Using git-helper: - Custom kernel doesnt provide tar file, so it didnt work for me Changes v3->v4 (Suggested by Arnout) - Use github helper for getting kernel/u-boot - rename fitImage.its -> fitImage.its.in to reflect as template file, remove hardcoded dtb filename - Find dtb file in output/images directory and use first dtb in fitImage - Remove image size from genimage.cfg - Tidy readme.txt and add section to explain how to stop u-boot autoboot, how to make it persistent, and other grammar Changes v4->v5 (Suggested by Thomas) - Use fixed kernel entry addr - Generate vmlinux.bin.gz from generate vmlinux.bin - Remove generating uImage (not required for anything now) Changes v5->v6 - Use kernel generate fitimage - bump up u-boot version - Change emailid from imgtec.com -> personal id Changes v6->v7 (Suggested by Thomas) - Use genimage.sh script - Improve and fix grammer in readme.txt Changes v7->v8 (Suggested by Arnout) - Use genimage.sh script from POST_IMAGE_SCRIPT - Use uboot kconfig base config - Remove dts config from defconfig - Some other small cleanup - rebase on master board/ci40/genimage.cfg | 12 +++++++++ board/ci40/post-build.sh | 4 +++ board/ci40/readme.txt | 64 ++++++++++++++++++++++++++++++++++++++++++++++++ configs/ci40_defconfig | 48 ++++++++++++++++++++++++++++++++++++ 4 files changed, 128 insertions(+) create mode 100644 board/ci40/genimage.cfg create mode 100755 board/ci40/post-build.sh create mode 100644 board/ci40/readme.txt create mode 100644 configs/ci40_defconfig diff --git a/board/ci40/genimage.cfg b/board/ci40/genimage.cfg new file mode 100644 index 000000000..0ffc91ce8 --- /dev/null +++ b/board/ci40/genimage.cfg @@ -0,0 +1,12 @@ +# Minimal SD card image +# + +image sdcard.img { + hdimage { + } + + partition rootfs { + partition-type = 0x83 + image = "rootfs.ext4" + } +} diff --git a/board/ci40/post-build.sh b/board/ci40/post-build.sh new file mode 100755 index 000000000..978ced585 --- /dev/null +++ b/board/ci40/post-build.sh @@ -0,0 +1,4 @@ +#!/bin/bash + +# Copy to target +cp ${BINARIES_DIR}/vmlinux.gz.itb ${TARGET_DIR}/fitImage diff --git a/board/ci40/readme.txt b/board/ci40/readme.txt new file mode 100644 index 000000000..9d399c850 --- /dev/null +++ b/board/ci40/readme.txt @@ -0,0 +1,64 @@ +********************* +* MIPS Creator CI40 * +********************* + +This document details how to build and run a Buildroot system on the +MIPS Creator CI40 platform. For more details about the CI40, see +https://creatordev.io/ci40-iot-hub.html. + +How to build +------------ + +$ make ci40_defconfig +$ make + +Prepare USB/MMC for boot +------------------------ + +On successful build, "sdcard.img" file will be created in 'output/images' +folder. + +Use following command to write image to bootable device + +# dd if=./output/images/sdcard.img of=/dev/ + +Booting from USB/MMC +-------------------- + +The boot loader is already present in NOR flash. To boot your newly generated +Linux and root filesystem, you need to interrupt U-Boot autoboot. Current +U-Boot is configured with 2 seconds of boot-delay, after expiry of this +boot-delay timeout U-Boot starts booting the default image. To interrupt +autoboot, press any key before the boot-delay time expires, U-Boot will +stop the autoboot process and give a U-Boot prompt. You can now boot to +your preferred boot method as describe below: + +From USB + pistachio # run usbboot + +From SD-Card + pistachio # run mmcboot + +Persistent boot command +----------------------- + +To boot automatically to your preferred boot method, use following command to +make it persistent, for example to automatically boot to usb: + + pistachio # setenv bootcmd run usbboot + pistachio # saveenv + +Flash new bootloader +-------------------- + +Bootloader image will be available in 'output/images' folder. +Use following command to flash new bootloader: + +# flashcp -v u-boot-pistachio_marduk-.img /dev/mtd0 + +Online docs +----------- + +Mostly for OpenWRT but it is applicable to Buildroot +https://docs.creatordev.io/ci40/guides/openwrt-platform/#overview + diff --git a/configs/ci40_defconfig b/configs/ci40_defconfig new file mode 100644 index 000000000..2ea3afe47 --- /dev/null +++ b/configs/ci40_defconfig @@ -0,0 +1,48 @@ +# architecture +BR2_mipsel=y +BR2_mips_32r2=y + +# linux header same as custom kernel ie 4.4.x +BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_4=y + +# kernel +BR2_LINUX_KERNEL=y +BR2_LINUX_KERNEL_CUSTOM_TARBALL=y +BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,CreatorDev,linux,openwrt-4.4.14)/linux-openwrt-4.4.14.tar.gz" +BR2_LINUX_KERNEL_DEFCONFIG="pistachio" +BR2_LINUX_KERNEL_IMAGE_TARGET_CUSTOM=y +# vmlinux.gz.itb image includes img/pistachio_marduk device tree +BR2_LINUX_KERNEL_IMAGE_TARGET_NAME="vmlinux.gz.itb" + +# bootloader flash support +BR2_PACKAGE_MTD=y + +# wireless firmware +BR2_PACKAGE_UCCP420WLAN=y + +# wireless package +BR2_PACKAGE_WIRELESS_TOOLS=y +BR2_PACKAGE_WPA_SUPPLICANT=y +BR2_PACKAGE_WPA_SUPPLICANT_PASSPHRASE=y + +# bootloader +BR2_TARGET_UBOOT=y +BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y +BR2_TARGET_UBOOT_BOARD_DEFCONFIG="pistachio_marduk" +BR2_TARGET_UBOOT_CUSTOM_TARBALL=y +BR2_TARGET_UBOOT_CUSTOM_TARBALL_LOCATION="$(call github,CreatorDev,u-boot,v1.0.5)/u-boot-CreatorDev-v1.0.5.tar.gz" +BR2_TARGET_UBOOT_FORMAT_CUSTOM=y +BR2_TARGET_UBOOT_FORMAT_CUSTOM_NAME="u-boot-pistachio_marduk-2015.10-v1.0.5.img" + +# fitimage / image generation +BR2_PACKAGE_HOST_UBOOT_TOOLS=y +BR2_PACKAGE_HOST_UBOOT_TOOLS_FIT_SUPPORT=y +BR2_PACKAGE_HOST_UBOOT_TOOLS_FIT_SIGNATURE_SUPPORT=y +BR2_ROOTFS_POST_BUILD_SCRIPT="board/ci40/post-build.sh" + +# image generation +BR2_TARGET_ROOTFS_EXT2=y +BR2_TARGET_ROOTFS_EXT2_4=y +BR2_PACKAGE_HOST_GENIMAGE=y +BR2_ROOTFS_POST_IMAGE_SCRIPT="support/scripts/genimage.sh" +BR2_ROOTFS_POST_SCRIPT_ARGS="-c board/ci40/genimage.cfg"