add kerenl build

Signed-off-by: Bo YU <tsu.yubo@gmail.com>

.github/workflows/main.yml

@@ -14,6 +14,12 @@ jobs:
     steps:
         - uses: actions/checkout@v4
 
+        - name: Set up Git
+          run: git fetch --depth=1 origin +refs/tags/*:refs/tags/*
+
+        - name: Get tag name
+          run: echo "Tag name is ${{ github.ref_name }}"
+
         - name: "Update APT sources"
           run: |
             sudo apt update
@@ -29,7 +35,7 @@ jobs:
         - name: Create vf2 rootfs
           run: |
             export DOCKER_BUILDKIT=1 COMPOSE_DOCKER_CLI_BUILD=1 vf2 
-            docker-compose up vf2 
+            ${{ github.ref_name }} docker-compose up vf2 
             ls -l image/*
         - name: Release
           uses: softprops/action-gh-release@v1

Dockerfile

@@ -1,6 +1,8 @@
 FROM debian:sid as builder
 MAINTAINER Bo YU "tsu.yubo@gmail.com"
 
+ENV KERNEL_VERSION=${KERNEL_VERSION}
+
 ARG DEBIAN_FRONTEND=noninteractive
 
 RUN --mount=type=cache,sharing=shared,target=/var/cache \
@@ -40,5 +42,5 @@ COPY --from=build_rootfs /build/rv64-sid/ ./rv64-port/
 COPY create_image.sh build.sh ./
 COPY rootfs/setup_rootfs.sh ./rv64-port/
 
-CMD eatmydata /builder/build.sh
+CMD eatmydata /builder/build.sh ${KERNEL_VERSION}
 

README.md

@@ -7,7 +7,10 @@ sudo apt install -y qemu-user-static qemu-system qemu-utils qemu-system-misc bin
 Need docker docker-compose installed, then type:
 ```bash
 sudo DOCKER_BUILDKIT=1 docker-compose build vf2 
-sudo docker-compose up vf2 
+
+# need kernel tag from
+# https://github.com/yuzibo/vf2-linux/tags
+sudo docker-compose up vf2 KERNEL_TAG=vf2-v6.6.7-v1 
 ```
 Or:
 ```bash

build.sh

@@ -1,3 +1,5 @@
 #!/bin/sh
 
-./create_image.sh /outport
+KERNEL_VERSION="$1"
+
+./create_image.sh /outport ${KERNEL_VERSION}

create_image.sh

@@ -2,6 +2,7 @@
 
 # It woule be good to test it outside of Docker
 OUT_DIR="$1"
+KERNEL_VERSION="$2"
 
 ROOTFS_IMG="${OUT_DIR}/vf2-rootfs.img"
 SD_DD_OPTS="bs=4k iflag=fullblock oflag=direct conv=fsync status=progress"
@@ -48,13 +49,25 @@ function make_image(){
     kpartx -d ${ROOTFS_IMG}
 }
 
+function get_kernel_deb(){
+    vf2_image_repo="https://github.com/yuzibo/vf2-linux"
+    kernel_deb_url="${vf2_image_repo}/releases/download/${KERNEL_VERSION}/vf2-mainline-kernel-gcc-13.tar.gz"
+
+    wget --no-check-certificate ${kernel_deb_url} 
+
+    tar -zxvf vf2-mainline-kernel-gcc-13.tar.gz -C /tmp
+
+}
+
 function copy_rootfs(){
 
     # from docker image has been defined 
     cp -a /builder/rv64-port/* "${ROOTFS_POINT}"
 
     # Copy the rootfs
     cp /usr/bin/qemu-riscv64-static ${ROOTFS_POINT}/usr/bin/
+    # should judge deb if exist
+    cp /tmp/vf2_kernel_deb/*.deb ${ROOTFS_POINT}/tmp
     chroot "${ROOTFS_POINT}" qemu-riscv64-static /bin/sh /setup_rootfs.sh
     rm "${ROOTFS_POINT}/setup_rootfs.sh" "${ROOTFS_POINT}/usr/bin/qemu-riscv64-static"
 

docker-compose.yml

@@ -10,3 +10,6 @@ services:
         # build host dir with docker dir
     volumes:
         - './image:/outport'
+    # vf2 kernel passed here
+    environment:
+        - KERNEL_VERSION=${KERNEL_VERSION}

rootfs/setup_rootfs.sh

@@ -37,6 +37,8 @@ usermod --password "$(echo debian | openssl passwd -1 -stdin)" debian
 #rm /boot/initrd*
 #update-initramfs -c -k all
 
+apt install -f /tmp/*.deb
+
 # create /boot/efi
 mkdir -p /boot/efi