Re: [edk2-devel] [PATCH v6 36/36] OvmfPkg/LoongArchVirt: Add self introduction file

["maobibo" <maobibo@loongson.cn>]

On 2024/1/5 下午5:46, Chao Li wrote:
> Add self introduction file for LoongArch virtual machine.
> 
> BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=4584
> 
> Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
> Cc: Jiewen Yao <jiewen.yao@intel.com>
> Cc: Jordan Justen <jordan.l.justen@intel.com>
> Cc: Gerd Hoffmann <kraxel@redhat.com>
> Cc: Bibo Mao <maobibo@loongson.cn>
> Cc: Dongyan Qian <qiandongyan@loongson.cn>
> Signed-off-by: Chao Li <lichao@loongson.cn>
> ---
>   OvmfPkg/LoongArchVirt/Readme.md | 67 +++++++++++++++++++++++++++++++++
>   1 file changed, 67 insertions(+)
>   create mode 100644 OvmfPkg/LoongArchVirt/Readme.md
> 
> diff --git a/OvmfPkg/LoongArchVirt/Readme.md b/OvmfPkg/LoongArchVirt/Readme.md
> new file mode 100644
> index 0000000000..57fc74c296
> --- /dev/null
> +++ b/OvmfPkg/LoongArchVirt/Readme.md
> @@ -0,0 +1,67 @@
> +# LoongArch QEMU virt platform
> +
> +## Overview
> +
> +  LoongArch QEMU virt is a generic platform that dose not require any actual hardware.
> +  The minimum required QEMU version is [8.1](https://gitlab.com/qemu-project/qemu/-/tags), the minimum required GCC version is [GCC13](https://gcc.gnu.org/gcc-13/), the minimum required Binutils version is [2.40](https://ftp.gnu.org/gnu/binutils/).
> +
> +## Prepare (X86 Linux Environment)
> +
> +### Fedora39
> +Install LoongArch64 cross compiler, LoongArch system QEMU.
> +
> +    yum install gcc-loongarch64-linux-gnu
> +    yum install qemu-system-loongarch64
> +
> +### Others X86 OS ENV
> +#### Configure cross-tools
> +
> +**Download:**
> +
> +    wget https://github.com/loongson/build-tools/releases/download/2023.08.08/x86_64-cross-tools-loongarch64-binutils_2.41-gcc_13.2.0.tar.xz
> +
> +**Configure the cross-tools environment:**
> +
> +    mkdir /opt/loongarch64_cross-toolchain/
> +    tar -vxf x86_64-cross-tools-loongarch64-binutils_2.41-gcc_13.2.0.tar.xz -C /opt/loongarch64_cross-toolchain/
> +    export PATH=/opt/loongarch64_cross-toolchain/cross-tools/bin:$PATH
> +
> +Note: Please obtain [the latest cross-compilation](https://github.com/loongson/build-tools) toolchains.
> +
> +#### Build QEMU
> +
> +    git clone https://gitlab.com/qemu-project/qemu.git
> +
> +Note: Please refer to QEMU compilation rules, located in qemu/doc/system/loongarch/virt.rst.
> +
> +
> +## Build LoongArch QEMU virtual machine firmware
> +#### Get edk2 resouces
> +
> +    git clone --recurse-submodule https://github.com/tianocore/edk2.git
> +
> +#### Building LoongArch QEMU virt FW with GCC
> +
> +    export WORKSPACE=`pwd`
> +    export GCC5_LOONGARCH64_PREFIX=loongarch64-unknown-linux-gnu-
> +    export PACKAGES_PATH=$WORKSPACE/edk2
> +    export EDK_TOOLS_PATH=$WORKSPACE/edk2/BaseTools
> +    source edk2/edksetup.sh --reconfig
> +    make -C edk2/BaseTools
> +    source edk2/edksetup.sh BaseTools
> +    build -b RELEASE -t GCC5 -a LOONGARCH64 -p OvmfPkg/LoongArchVirt/LoongArchVirtQemu.dsc
> +
> +## Test LoongArch QEMU virtual machine firmware
> +    qemu-system-loongarch64 \
> +    -m 4G \
> +    -M virt \
> +    -smp 2 \
> +    -cpu la464 \
> +    -bios Build/LoongArchVirtQemu/RELEASE_GCC5/FV/QEMU_EFI.fd \
> +    -serial stdio
> +
> +## Test LoongArch QEMU virtual machine OS
> +
> +* Download ArchLinux QCOW [images](https://mirrors.pku.edu.cn/loongarch/archlinux/images) for LoongArch.
> +
> +* [Running LoongArch ArchLinux on virtual machine](https://mirrors.pku.edu.cn/loongarch/archlinux/images/README.html).
> 
Reviewed-by: Bibo Mao <maobibo@loongson.cn>



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