Add configuration for testing with qemu

Signed-off-by: David Oberhollenzer <david.oberhollenzer@tele2.at>

layer/bsp-qemu64/INIT

@@ -0,0 +1,5 @@
+GETTY_TTY="tty1 tty2 tty3 tty4 tty5 tty6 tty7"
+HWCLOCK="yes"
+DHCP_PORTS="port0"
+SERVICES=""
+MODULES=""

layer/bsp-qemu64/LDPATH

@@ -0,0 +1 @@
+/lib

layer/bsp-qemu64/ROOTFS

@@ -0,0 +1 @@
+linux

layer/bsp-qemu64/TOOLCHAIN

@@ -0,0 +1,11 @@
+RELEASEPKG="release-qemu"
+TARGET="x86_64-linux-musl"
+GCC_CPU="x86-64"
+MUSL_CPU="x86_64"
+
+GCC_EXTRACFG=""
+
+LINUXPKG="linux"
+LINUX_CPU="x86_64"
+LINUX_TGT="bzImage"
+OPENSSL_TARGET="linux-x86_64"

layer/bsp-qemu64/ifrename

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+eth*,52:54:00:*,port

pkg/release-qemu/build

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+DEPENDS="rootfs"
+
+build() {
+	local SOURCE="$1"
+	local DEPLOY="$2"
+
+	mkdir -p "$PKGBUILDDIR/$OS_RELEASE"
+
+	# copy output of immediate dependencies
+	for pkgname in $DEPENDS; do
+		if [ -e "$PKGDEPLOYDIR/$pkgname" ]; then
+			cp -ru ${PKGDEPLOYDIR}/${pkgname}/* \
+				"$PKGBUILDDIR/$OS_RELEASE"
+		fi
+	done
+
+	# copy helper scripts
+	local linux_image="vmlinuz"
+	local rootfs_image="rootfs.img"
+
+	for script in runqemu.sh cmdline.txt kernel.txt; do
+		cp "$SCRIPTDIR/pkg/$PKGNAME/$script" "$PKGBUILDDIR"
+
+		sed -i 's#ROOTFSFILE#'$rootfs_image'#g' "$PKGBUILDDIR/$script"
+		sed -i 's#KERNELFILE#'$linux_image'#g' "$PKGBUILDDIR/$script"
+		sed -i 's#VERSIONDIR#'$OS_RELEASE'#g' "$PKGBUILDDIR/$script"
+	done
+
+	# boot partition
+	mkdir "$PKGBUILDDIR/bootfs"
+	mv "$PKGBUILDDIR/$OS_RELEASE" "$PKGBUILDDIR/bootfs"
+	mv "$PKGBUILDDIR/cmdline.txt" "$PKGBUILDDIR/bootfs"
+	mv "$PKGBUILDDIR/kernel.txt" "$PKGBUILDDIR/bootfs"
+}
+
+deploy() {
+	local SOURCE="$1"
+	local DEPLOY="$2"
+
+	tar czf "$DEPLOY/$PKGNAME.tar.gz" *
+}
+
+check_update() {
+	return
+}
+

pkg/release-qemu/cmdline.txt

@@ -0,0 +1 @@
+root=/dev/vda1 root_sfs=VERSIONDIR/ROOTFSFILE overlay_dev=overlay overlay_type=qemu

pkg/release-qemu/kernel.txt

@@ -0,0 +1 @@
+VERSIONDIR/KERNELFILE

pkg/release-qemu/runqemu.sh

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+#!/bin/sh
+
+SCRIPTDIR=$(CDPATH= cd -- "$(dirname -- "$0")" && pwd -P)
+
+BOOT="$SCRIPTDIR/bootfs"
+OVERLAY="$SCRIPTDIR/overlay"
+
+KERNEL=$(cat "$BOOT/kernel.txt")
+CMDLINE=$(cat "$BOOT/cmdline.txt")
+
+RAM="256M"
+MAC0="52:54:00:12:34:56"
+
+mkdir -p ${OVERLAY}/{etc,etc_work,usr,usr_work,var_lib,var_lib_work}
+
+qemu-system-x86_64 \
+	-drive "file=fat:rw:$BOOT,readonly=off,format=raw,if=virtio" \
+	-m "$RAM" -accel kvm -cpu host \
+	-vga virtio -display sdl \
+	-netdev user,id=netdev0 \
+	-device virtio-net-pci,netdev=netdev0,mac="$MAC0" \
+	-fsdev "local,id=overlay,path=$OVERLAY,security_model=mapped" \
+	-device "virtio-9p-pci,fsdev=overlay,mount_tag=overlay" \
+	-kernel "$BOOT/$KERNEL" -append "$CMDLINE"

product/qemu-test.layers

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+bsp-qemu64
+pygos-cli
+pygos-cli-net