BOARD/CONFIG/ACTIONS: add minimal *.img setup

.github/workflows/build.yml

@@ -16,7 +16,143 @@ on:
         required: true
         type: string
 
-jobs:   
+jobs:  
+  build-image-minimal-uclibc:
+    runs-on: ubuntu-22.04
+    env:
+      FORCE_UNSAFE_CONFIGURE: 1
+    steps:
+    - name: Maximize build space
+      uses: easimon/maximize-build-space@v10
+      with:
+        overprovision-lvm: true
+        remove-dotnet: true
+        remove-android: true
+        remove-haskell: true
+        remove-codeql: true
+        remove-docker-images: true
+
+    - uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+    - if: inputs.submodule
+      run: git submodule update --init -- ${{ inputs.submodule }}
+
+    - name: retrieve ccache
+      uses: actions/cache@v4
+      with:
+        path: ~/.buildroot-ccache
+        key: ${{ inputs.submodule }}-uclibc-minimal-ccache-${{ github.sha }}
+        restore-keys: |
+          ${{ inputs.submodule }}-uclibc-minimal-ccache-
+
+    - name: generate cfw hash & iteration count
+      run: |
+        git config --global --add safe.directory /__w/buildroot/buildroot 
+        echo "cfw_sha=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
+        if test $(git tag | wc -l) -ne 0; then \
+        echo "cfw_tag=$(git describe --tags --abbrev=0)" >> $GITHUB_OUTPUT; \
+        echo "cfw_iteration=$(git rev-list --count $(git describe --tags --abbrev=0)..HEAD)" >> $GITHUB_OUTPUT; \
+        fi
+      id: cfwsha
+
+    - name: build
+      run: |
+        cd ${{ inputs.submodule || '.' }}
+        sudo apt-get update && sudo apt-get install -y gsfonts
+        board/miyoo/minconfig/mini_config.sh miyoo_uclibc_defconfig
+        CPU_N=$(getconf _NPROCESSORS_ONLN)
+        set -o pipefail
+        if ! ( \
+        make -j $CPU_N MINIMAL="yes" \
+        CFW_HASH="${{ steps.cfwsha.outputs.cfw_sha }}" CFW_TAG="${{ steps.cfwsha.outputs.cfw_tag }}" CFW_ITERATION="${{ steps.cfwsha.outputs.cfw_iteration }}" \
+        APPEND_VERSION="-Dev_build$(echo ${{ github.ref_name != 'master' && github.ref_name || '' }} | sed 's/\//-/g' | sed '/./ s/^/-/')" 2>&1 \
+        | tee build.log \
+        | grep --line-buffered "^>>>" \
+        ); then tail -n100 build.log && exit 1
+        fi
+
+    - name: Archive build logs (uClibc) - minimal
+      if: success() || failure()
+      uses: actions/upload-artifact@v4
+      with:
+        name: build-logs (uClibc) - minimal
+        path: ${{ inputs.submodule || '.' }}/build.log
+
+    - uses: actions/upload-artifact@v4
+      with:
+        name: build image (uClibc) - minimal
+        path: ${{ inputs.submodule || '.' }}/output/images/miyoo-*.img
+        if-no-files-found: error # 'error', 'warn', 'ignore'; defaults to `warn`
+
+  build-image-minimal-musl:
+    runs-on: ubuntu-22.04
+    env:
+      FORCE_UNSAFE_CONFIGURE: 1
+    steps:
+    - name: Maximize build space
+      uses: easimon/maximize-build-space@v10
+      with:
+        overprovision-lvm: true
+        remove-dotnet: true
+        remove-android: true
+        remove-haskell: true
+        remove-codeql: true
+        remove-docker-images: true
+
+    - uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+    - if: inputs.submodule
+      run: git submodule update --init -- ${{ inputs.submodule }}
+
+    - name: retrieve ccache
+      uses: actions/cache@v4
+      with:
+        path: ~/.buildroot-ccache
+        key: ${{ inputs.submodule }}-musl-minimal-ccache-${{ github.sha }}
+        restore-keys: |
+          ${{ inputs.submodule }}-musl-minimal-ccache-
+
+    - name: generate cfw hash & iteration count
+      run: |
+        git config --global --add safe.directory /__w/buildroot/buildroot 
+        echo "cfw_sha=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
+        if test $(git tag | wc -l) -ne 0; then \
+        echo "cfw_tag=$(git describe --tags --abbrev=0)" >> $GITHUB_OUTPUT; \
+        echo "cfw_iteration=$(git rev-list --count $(git describe --tags --abbrev=0)..HEAD)" >> $GITHUB_OUTPUT; \
+        fi
+      id: cfwsha
+
+    - name: build
+      run: |
+        cd ${{ inputs.submodule || '.' }}
+        sudo apt-get update && sudo apt-get install -y gsfonts
+        board/miyoo/minconfig/mini_config.sh miyoo_musl_defconfig
+        CPU_N=$(getconf _NPROCESSORS_ONLN)
+        set -o pipefail
+        if ! ( \
+        make -j $CPU_N MINIMAL="yes" \
+        CFW_HASH="${{ steps.cfwsha.outputs.cfw_sha }}" CFW_TAG="${{ steps.cfwsha.outputs.cfw_tag }}" CFW_ITERATION="${{ steps.cfwsha.outputs.cfw_iteration }}" \
+        APPEND_VERSION="-Dev_build$(echo ${{ github.ref_name != 'master' && github.ref_name || '' }} | sed 's/\//-/g' | sed '/./ s/^/-/')" 2>&1 \
+        | tee build.log \
+        | grep --line-buffered "^>>>" \
+        ); then tail -n100 build.log && exit 1
+        fi
+
+    - name: Archive build logs (musl) - minimal
+      if: success() || failure()
+      uses: actions/upload-artifact@v4
+      with:
+        name: build-logs (musl) - minimal
+        path: ${{ inputs.submodule || '.' }}/build.log
+
+    - uses: actions/upload-artifact@v4
+      with:
+        name: build image (musl) - minimal
+        path: ${{ inputs.submodule || '.' }}/output/images/miyoo-*.img
+        if-no-files-found: error # 'error', 'warn', 'ignore'; defaults to `warn`
+
   build-image-uclibc:
     runs-on: ubuntu-22.04
     env:

README.md

@@ -11,25 +11,24 @@ It is assumed you're using Debian based distro, others like Arch or Fedora may b
 sudo apt install -y wget unzip build-essential git bc swig libncurses-dev libpython3-dev libssl-dev cpio rsync subversion python3 mercurial imagemagick btrfs-progs
 ```
 
-### Download BSP
+### Download BSP & cd to BR2's $TOPDIR
 
 ```shell
 git clone https://github.com/MiyooCFW/buildroot
+cd buildroot
 ```
 
 ## Make the first build
 
 ### Apply defconfig uClibc
 
 ```shell
-cd buildroot
 make miyoo_uclibc_defconfig
 ```
 
 ### Or apply defconfig musl
 
 ```shell
-cd buildroot
 make miyoo_musl_defconfig
 ```
 
@@ -41,12 +40,47 @@ make miyoo_musl_defconfig
 make
 ```
 
-- image & sdk
+- image & sdk (shared)
 
 ```shell
 make sdk
 ```
 
+## Make "minimal" build
+
+### Apply minimal setup with regular uclibc/musl libc defconfig
+
+```shell
+./board/miyoo/minconfig/mini_config.sh miyoo_<libc>_defconfig
+```
+
+### Minimal build
+
+- image (mininal)
+
+```shell
+make MINIMAL="yes"
+```
+
+## Make "static" SDK build
+
+### apply static defconfig musl/uclibc
+```shell
+make miyoo_uclibc_static_defconfig
+```
+-- or --
+
+```shell
+make miyoo_musl_static_defconfig
+```
+### build SDK (staticly linked)
+- sdk (static)
+```shell
+make sdk
+```
+
+
+
 ## Speed up build progress
 
 ### Compile speed

board/miyoo/minconfig/min-pkgs-fragment.config

@@ -0,0 +1,127 @@
+# no ffmpeg
+BR2_PACKAGE_FFMPEG=n
+BR2_PACKAGE_FFMPEG_GPL=n
+BR2_PACKAGE_FFMPEG_FFPLAY=n
+BR2_PACKAGE_FFMPEG_FFPROBE=n
+BR2_PACKAGE_FFMPEG_AVRESAMPLE=n
+BR2_PACKAGE_FFMPEG_POSTPROC=n
+BR2_PACKAGE_FFMPEG_ENCODERS=""
+BR2_PACKAGE_FFMPEG_DECODERS=""
+BR2_PACKAGE_FFMPEG_MUXERS=""
+BR2_PACKAGE_FFMPEG_DEMUXERS=""
+BR2_PACKAGE_FFMPEG_PARSERS=""
+BR2_PACKAGE_FFMPEG_BSFS=""
+BR2_PACKAGE_FFMPEG_PROTOCOLS=""
+BR2_PACKAGE_FFMPEG_EXTRACONF=""
+
+# no gstreamer1 (musl)
+BR2_PACKAGE_GSTREAMER1=n
+BR2_PACKAGE_GST1_PLUGINS_BASE_INSTALL_TOOLS=n
+BR2_PACKAGE_GST1_PLUGINS_BASE_PLUGIN_VIDEOCONVERT=n
+BR2_PACKAGE_GST1_PLUGINS_BASE_PLUGIN_VIDEORATE=n
+BR2_PACKAGE_GST1_PLUGINS_BASE_PLUGIN_ALSA=n
+BR2_PACKAGE_GST1_PLUGINS_GOOD=n
+BR2_PACKAGE_GST1_PLUGINS_GOOD_PLUGIN_AUTODETECT=n
+BR2_PACKAGE_GST1_PLUGINS_GOOD_PLUGIN_MATROSKA=n
+BR2_PACKAGE_GST1_PLUGINS_GOOD_PLUGIN_VIDEOFILTER=n
+BR2_PACKAGE_GST1_PLUGINS_BAD=n
+BR2_PACKAGE_GST1_PLUGINS_BAD_PLUGIN_AUTOCONVERT=n
+BR2_PACKAGE_GST1_PLUGINS_BAD_PLUGIN_RAWPARSE=n
+BR2_PACKAGE_GST1_PLUGINS_BAD_PLUGIN_VIDEOPARSERS=n
+BR2_PACKAGE_GST1_PLUGINS_BAD_PLUGIN_VIDEOSIGNAL=n
+BR2_PACKAGE_GST1_PLUGINS_BAD_PLUGIN_FBDEV=n
+BR2_PACKAGE_GST1_PLUGINS_BAD_PLUGIN_FDK_AAC=n
+BR2_PACKAGE_GST_FBDEV2_PLUGINS=n
+BR2_PACKAGE_GST_OMX=n
+
+# no libcedarc (musl)
+BR2_PACKAGE_LIBCEDARC=n
+BR2_PACKAGE_LIBCEDARC_ARCHLIB=""
+BR2_PACKAGE_LIBCEDARC_DECODER=n
+BR2_PACKAGE_LIBCEDARC_OPENMAX=n
+
+# no libretro
+BR2_PACKAGE_RETROARCH=n
+BR2_PACKAGE_LIBRETRO_CORE_INFO=n
+BR2_PACKAGE_LIBRETRO_2048=n
+BR2_PACKAGE_LIBRETRO_81=n
+BR2_PACKAGE_LIBRETRO_A5200=n
+BR2_PACKAGE_LIBRETRO_ARDUOUS=n
+BR2_PACKAGE_LIBRETRO_ATARI800=n
+BR2_PACKAGE_LIBRETRO_BK_EMULATOR=n
+BR2_PACKAGE_LIBRETRO_BLUEMSX=n
+BR2_PACKAGE_LIBRETRO_CANNONBALL=n
+BR2_PACKAGE_LIBRETRO_CAP32=n
+BR2_PACKAGE_LIBRETRO_CHAILOVE=n
+BR2_PACKAGE_LIBRETRO_DINOTHAWR=n
+BR2_PACKAGE_LIBRETRO_ECWOLF=n
+BR2_PACKAGE_LIBRETRO_FAKE08=n
+BR2_PACKAGE_LIBRETRO_FCEUMM=n
+BR2_PACKAGE_LIBRETRO_FMSX=n
+BR2_PACKAGE_LIBRETRO_FREECHAF=n
+BR2_PACKAGE_LIBRETRO_FREEINTV=n
+BR2_PACKAGE_LIBRETRO_FUSE=n
+BR2_PACKAGE_LIBRETRO_GAMBATTE=n
+BR2_PACKAGE_LIBRETRO_GEARBOY=n
+BR2_PACKAGE_LIBRETRO_GEARCOLECO=n
+BR2_PACKAGE_LIBRETRO_GEARSYSTEM=n
+BR2_PACKAGE_LIBRETRO_GENESISPLUSGX=n
+BR2_PACKAGE_LIBRETRO_GENESISPLUSGXWIDE=n
+BR2_PACKAGE_LIBRETRO_GME=n
+BR2_PACKAGE_LIBRETRO_GONG=n
+BR2_PACKAGE_LIBRETRO_GPSP=n
+BR2_PACKAGE_LIBRETRO_GW=n
+BR2_PACKAGE_LIBRETRO_HANDY=n
+BR2_PACKAGE_LIBRETRO_JAXE=n
+BR2_PACKAGE_LIBRETRO_JUMPNBUMP=n
+BR2_PACKAGE_LIBRETRO_LOWRES_NX=n
+BR2_PACKAGE_LIBRETRO_LUTRO=n
+BR2_PACKAGE_LIBRETRO_MAME2000=n
+BR2_PACKAGE_LIBRETRO_MAME2003=n
+BR2_PACKAGE_LIBRETRO_MAME2003_PLUS=n
+BR2_PACKAGE_LIBRETRO_MEDNAFEN_PCE_FAST=n
+BR2_PACKAGE_LIBRETRO_MEDNAFEN_SUPERGRAFX=n
+BR2_PACKAGE_LIBRETRO_MEDNAFEN_WSWAN=n
+BR2_PACKAGE_LIBRETRO_MGBA=n
+BR2_PACKAGE_LIBRETRO_MINIVMAC=n
+BR2_PACKAGE_LIBRETRO_MRBOOM=n
+BR2_PACKAGE_LIBRETRO_NUMERO=n
+BR2_PACKAGE_LIBRETRO_NXENGINE=n
+BR2_PACKAGE_LIBRETRO_O2EM=n
+BR2_PACKAGE_LIBRETRO_PCSX_REARMED=n
+BR2_PACKAGE_LIBRETRO_PICODRIVE=n
+BR2_PACKAGE_LIBRETRO_POCKETCDG=n
+BR2_PACKAGE_LIBRETRO_POKEMINI=n
+BR2_PACKAGE_LIBRETRO_POTATOR=n
+BR2_PACKAGE_LIBRETRO_PRBOOM=n
+BR2_PACKAGE_LIBRETRO_PROSYSTEM=n
+BR2_PACKAGE_LIBRETRO_QUASI88=n
+BR2_PACKAGE_LIBRETRO_QUICKNES=n
+BR2_PACKAGE_LIBRETRO_RACE=n
+BR2_PACKAGE_LIBRETRO_REMINISCENCE=n
+BR2_PACKAGE_LIBRETRO_RETRO8=n
+BR2_PACKAGE_LIBRETRO_SCUMMVM=n
+BR2_PACKAGE_LIBRETRO_SCUMMVM_LEGACY=n
+BR2_PACKAGE_LIBRETRO_SMSPLUS=n
+BR2_PACKAGE_LIBRETRO_SNES9X2002=n
+BR2_PACKAGE_LIBRETRO_SNES9X2005=n
+BR2_PACKAGE_LIBRETRO_STELLA2014=n
+BR2_PACKAGE_LIBRETRO_THEODORE=n
+BR2_PACKAGE_LIBRETRO_TIC80=n
+BR2_PACKAGE_LIBRETRO_TYRQUAKE=n
+BR2_PACKAGE_LIBRETRO_UAE4ALL=n
+BR2_PACKAGE_LIBRETRO_UW8=n
+BR2_PACKAGE_LIBRETRO_VAPORSPEC=n
+BR2_PACKAGE_LIBRETRO_VECX=n
+BR2_PACKAGE_LIBRETRO_VEMULATOR=n
+BR2_PACKAGE_LIBRETRO_WASM4=n
+BR2_PACKAGE_LIBRETRO_X1=n
+BR2_PACKAGE_LIBRETRO_XRICK=n
+
+# no sdlbook (with selected depends)
+BR2_PACKAGE_SDLBOOK=n
+
+# no skins&fonts
+BR2_PACKAGE_GMENU2X_SKINS=n
+BR2_PACKAGE_DEJAVU=n
+BR2_PACKAGE_LIBERATION=n

board/miyoo/minconfig/mini_config.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+
+# NOTES: 
+# - run this script from $TOPDIR
+# - `merge_config.sh` allows up to 2 extra fragment configs.
+
+usage() {
+	echo "Usage: $0 [DEFCONFIG]"
+	echo "  	-h    display this help text"
+	echo
+	echo "	NOTES: Run this script from BR2's \$TOPDIR. After successfull run,
+    	execute \"make MINIMAL=yes\" for down-sized image."
+	echo
+}
+
+while true; do
+	case $1 in
+	"-h")
+		usage
+		exit
+		;;
+	*)
+		break
+		;;
+	esac
+done
+
+if [ "$#" -lt 1 ] ; then
+	usage
+	exit
+fi
+
+DEFCONFIGS_RPATH="configs"
+FRAGMENTS_RPATH="board/miyoo/minconfig"
+FRAGMENT_CONFIG1=${FRAGMENTS_RPATH}/rootfs-size-fragment.config
+FRAGMENT_CONFIG2=${FRAGMENTS_RPATH}/min-pkgs-fragment.config
+
+support/kconfig/merge_config.sh ${DEFCONFIGS_RPATH="configs"}/"${1}" "${FRAGMENT_CONFIG1}" "${FRAGMENT_CONFIG2}"
+
+# RUN: make MINIMAL="yes"

board/miyoo/minconfig/rootfs-size-fragment.config

@@ -0,0 +1 @@
+BR2_TARGET_ROOTFS_EXT2_SIZE="160M"