From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nylon Chen Date: Thu, 7 Mar 2019 10:11:24 +0800 Subject: [Buildroot] [PATCH v3 2/3] configs/andes_nds32_ae3xx: new defconfig In-Reply-To: <20190307021125.8530-1-nylon7@andestech.com> References: <20190307021125.8530-1-nylon7@andestech.com> Message-ID: <20190307021125.8530-3-nylon7@andestech.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Add Andes 32-bit defconfig for AE3XX platform. Signed-off-by: Che-Wei Chuang Signed-off-by: Greentime Hu Signed-off-by: Nylon Chen --- DEVELOPERS | 2 + board/andes/ae3xx/ae3xx.fragment | 1 + ...0001-nds32-Fix-boot-messages-garbled.patch | 28 +++++++++++ board/andes/readme.txt | 49 +++++++++++++++++++ configs/andes_ae3xx_defconfig | 14 ++++++ 5 files changed, 94 insertions(+) create mode 100644 board/andes/ae3xx/ae3xx.fragment create mode 100644 board/andes/patches/linux/0001-nds32-Fix-boot-messages-garbled.patch create mode 100644 board/andes/readme.txt create mode 100644 configs/andes_ae3xx_defconfig diff --git a/DEVELOPERS b/DEVELOPERS index 06a20c68b6..71fc8062e7 100644 --- a/DEVELOPERS +++ b/DEVELOPERS @@ -1607,6 +1607,8 @@ F: package/tcf-agent/ N: Nylon Chen F: arch/Config.in.nds32 +F: board/andes +F: configs/andes_ae3xx_defconfig N: Olaf Rempel F: package/ctorrent/ diff --git a/board/andes/ae3xx/ae3xx.fragment b/board/andes/ae3xx/ae3xx.fragment new file mode 100644 index 0000000000..3b13d10740 --- /dev/null +++ b/board/andes/ae3xx/ae3xx.fragment @@ -0,0 +1 @@ +CONFIG_NDS32_BUILTIN_DTB="ae3xx" diff --git a/board/andes/patches/linux/0001-nds32-Fix-boot-messages-garbled.patch b/board/andes/patches/linux/0001-nds32-Fix-boot-messages-garbled.patch new file mode 100644 index 0000000000..adb60937bd --- /dev/null +++ b/board/andes/patches/linux/0001-nds32-Fix-boot-messages-garbled.patch @@ -0,0 +1,28 @@ +From 90d52d180dcc5d1300dc352ca709eb6453894143 Mon Sep 17 00:00:00 2001 +From: Nylon Chen +Date: Wed, 28 Nov 2018 16:26:46 +0800 +Subject: [PATCH] nds32: Fix boot messages garbled + +In order to display uart correctly we have to pass the correct setting of uart to kernel by bootarg. +This patch will provide such settings to set the correct uart baud rate. + +Signed-off-by: Nylon Chen +--- + arch/nds32/boot/dts/ae3xx.dts | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/arch/nds32/boot/dts/ae3xx.dts b/arch/nds32/boot/dts/ae3xx.dts +index bb39749a6673..aefe2090926a 100644 +--- a/arch/nds32/boot/dts/ae3xx.dts ++++ b/arch/nds32/boot/dts/ae3xx.dts +@@ -6,6 +6,7 @@ + interrupt-parent = <&intc>; + + chosen { ++ bootargs = "memblock=debug earlycon console=ttyS0,38400n8 debug loglevel=7"; + stdout-path = &serial0; + }; + +-- +2.18.0 + diff --git a/board/andes/readme.txt b/board/andes/readme.txt new file mode 100644 index 0000000000..0f95c65549 --- /dev/null +++ b/board/andes/readme.txt @@ -0,0 +1,49 @@ +Intro +===== + +Andestech(nds32) AE3XX Platform + +The AE3XX prototype demonstrates the AE3XX example platform on the FPGA. +It is composed of one Andestech(nds32) processor and AE3XX. + +How to build it +=============== + +Configure Buildroot +------------------- + +The andes_ae3xx_defconfig configuration is a sample configuration with +all that is required to bring the FPGA Development Board: + + $ make andes_ae3xx_defconfig + +Build everything +---------------- +Note: you will need to have access to the network, since Buildroot will +download the packages' sources. + + $ make + +Result of the build +------------------- + +After building, you should obtain this tree: + +output/images/ + +-- vmlinux + +-- rootfs.cpio + +-- rootfs.tar + +How to run it +============= + +Run +--- + + Setup the Console with the rate 38400/8-N-1. + + $ cd output/images + $ ../host/bin/nds32le-linux-gdb vmlinux + $ target remote [your host] + $ lo + $ c diff --git a/configs/andes_ae3xx_defconfig b/configs/andes_ae3xx_defconfig new file mode 100644 index 0000000000..250e3ee157 --- /dev/null +++ b/configs/andes_ae3xx_defconfig @@ -0,0 +1,14 @@ +BR2_nds32=y +BR2_GLOBAL_PATCH_DIR="board/andes/patches/" +BR2_TOOLCHAIN_EXTERNAL_DOWNLOAD=y +BR2_TOOLCHAIN_EXTERNAL_URL="https://github.com/vincentzwc/prebuilt-nds32-toolchain/releases/download/20180521/nds32le-linux-glibc-v3-upstream.tar.gz" +BR2_TOOLCHAIN_EXTERNAL_CUSTOM_PREFIX="nds32le-linux" +BR2_TOOLCHAIN_EXTERNAL_GCC_8=y +BR2_TOOLCHAIN_EXTERNAL_HEADERS_4_17=y +BR2_TOOLCHAIN_EXTERNAL_CUSTOM_GLIBC=y +BR2_LINUX_KERNEL=y +BR2_LINUX_KERNEL_CUSTOM_VERSION=y +BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.17" +BR2_LINUX_KERNEL_USE_ARCH_DEFAULT_CONFIG=y +BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="board/andes/ae3xx/ae3xx.fragment" +BR2_TARGET_ROOTFS_INITRAMFS=y -- 2.18.0