RISCV64

2022 年 7 月 07 日
本文字数：1119 字
阅读完需：约 4 分钟

安装 Linux Lab

＃ 使用普通用户下载 Cloud Lab，然后再选择 linux-lab 仓库：git clone https://gitee.com/tinylab/cloud-lab.gitcd cloud-lab/＃ 启动 Linux Lab 并根据控制台上打印的用户名和密码登录实验环境tools/docker/run linux-lab

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安装 qemu-system-riscv64

export QEMU_VERSION=5.0.0wget https://download.qemu.org/qemu-${QEMU_VERSION}.tar.xztar xvJf qemu-${QEMU_VERSION}.tar.xzcd qemu-${QEMU_VERSION}./configure --target-list=riscv64-softmmu --prefix=/opt/qemumake -j $(nproc)sudo make install

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ERROR: glib-2.48 gthread-2.0 is required to compile QEMU
Please call configure before running make!
make: *** [Makefile:84: config-host.mak] Error 1
""
/bin/sh: 1: : Permission denied
make: *** [Makefile:916: install-datadir] Error 127

sudo apt-get install libglib2.0-dev

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ERROR: pixman >= 0.21.8 not present.
Please install the pixman devel package.

sudo apt-get install libpixman-1-dev

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下载最新的 Linux 源码

wget -c https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/linux-5.18.9.tar.gztar xvf linux-5.18.9.tar.gzcd linux-5.18.9make ARCH=riscv CROSS_COMPILE=riscv64-linux-gnu- defconfigmake ARCH=riscv CROSS_COMPILE=riscv64-linux-gnu- -j $(nproc)

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下载最新的 BusyBox

wget -c https://www.busybox.net/downloads/busybox-1.35.0.tar.bz2tar xvf busybox-1.35.0.tar.bz2cd busybox-1.35.0cd busyboxCROSS_COMPILE=riscv64-linux-gnu- make defconfigCROSS_COMPILE=riscv64-linux-gnu- make -j $(nproc)make ARCH=riscv CROSS_COMPILE=riscv64-linux-gnu- install

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制作 rootfs

cd _installmkdir proc sys dev etc etc/init.dls# bin  dev  etc  linuxrc  proc  sbin  sys  usrsudo mknod dev/console c 5 1sudo mknod dev/ram b 1 0cat etc/init.d/rcS

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etc/init.d/rcS

#!bin/shmount -t proc none /procmount -t sysfs none /sys/sbin/mdev -s

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rootfs

chmod +x etc/init.d/rcSfind -print0 | cpio -0oH newc | gzip -9 > ../rootfs.img

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运行

/opt/qemu/bin/qemu-system-riscv64 \        -nographic -machine virt \        -kernel linux-5.18.9/arch/riscv/boot/Image \        -initrd busybox-1.35.0/rootfs.img  \        -bios fw_jump.elf \        -append "root=/dev/ram rdinit=/sbin/init"

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