3rd-party/linux-kernel-module-cheat
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Dont type root anymore

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Ciro Santilli
2017-05-12 06:07:11 +01:00
parent 992783484b
commit c9eb43f0ea
3 changed files with 4 additions and 1 deletions
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1
README.md
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@@ -10,7 +10,6 @@ First build will take a while (GCC, Linux kernel).
QEMU opens up, and you can run:
root
insmod /hello.ko
insmod /hello2.ko
rmmod hello

3
rootfs_overlay/etc/inittab Normal file
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@@ -0,0 +1,3 @@
# /etc/inittab
# https://unix.stackexchange.com/questions/299408/how-to-login-automatically-without-typing-root-in-buildroot-x86-64-qemu
console::respawn:/bin/sh

1
run
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@@ -5,6 +5,7 @@ make BR2_EXTERNAL="$(pwd)/../kernel_module" qemu_x86_64_defconfig
echo '
BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="../kernel-config-frag"
BR2_PACKAGE_KERNEL_MODULE=y
BR2_ROOTFS_OVERLAY="../rootfs_overlay"
' >> .config
env -u LD_LIBRARY_PATH make BR2_JLEVEL="$(($(nproc) - 2))" kernel_module-rebuild all
qemu-system-x86_64 -M pc -kernel output/images/bzImage -drive file=output/images/rootfs.ext2,if=virtio,format=raw -append root=/dev/vda -net nic,model=virtio -net user