diff options
Diffstat (limited to 'configs/platform-x86_64/run')
| -rwxr-xr-x | configs/platform-x86_64/run | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/configs/platform-x86_64/run b/configs/platform-x86_64/run new file mode 100755 index 0000000..ad9fdcc --- /dev/null +++ b/configs/platform-x86_64/run @@ -0,0 +1,144 @@ +#!/bin/bash + +platformconfig=$(dirname $0)/platformconfig +# +# +# we need information about the platform +# +if [ ! -e "$platformconfig" ]; then + echo "error: ${platformconfig} does not exist" + exit 1 +fi + +source $platformconfig + +if [ -n "${PTXCONF_PLATFORM}" ]; then + PTXDIST_PLATFORMDIR="./platform-${PTXCONF_PLATFORM}" +else + PTXDIST_PLATFORMDIR="." +fi + +if [ ! -e "${PTXDIST_PLATFORMDIR}/images/linuximage" ]; then + echo "error: run 'ptxdist go' first" + exit 1 +fi + +# the emulator to run +QEMU_EXEC="${PTXDIST_PLATFORMDIR}/sysroot-host/bin/qemu-system-x86_64" + +if [ ! -e "${QEMU_EXEC}" ]; then + echo "error: enable and install 'host-qemu' first" + exit 1 +fi + +# the port a 'telned' would connect to (in the emulated sysem) +TELNET_INTERNAL_PORT=23 +# port QEMU opens at the host side to give access to the ${TELNET_INTERNAL_PORT} +TELNET_EXTERNAL_PORT=4444 + +# dito for ssh +SSH_INTERNAL_PORT=22 +SSH_EXTERNAL_PORT=4445 + +# check if vde is available for networking +if [ -z "${VDE_SOCKET}" ]; then + for dir in $(ls -d /var/run/vde2/*.ctl 2>/dev/null); do + if [ -r "${dir}" ]; then + VDE_SOCKET="${dir}" + fi + done +fi +if [ -n "${VDE_SOCKET}" ]; then + # make sure qemu supports vde networking + if ${QEMU_EXEC} --help | grep -q -- '-net.*vde'; then + QEMU_NET=( -netdev vde,id=net1,sock=${VDE_SOCKET} ) + fi +fi + +# fall back to user network if necessary +if [ -z "${QEMU_NET}" ]; then + QEMU_NET=(-netdev user,id=net1,hostfwd=tcp:127.0.0.1:${TELNET_EXTERNAL_PORT}-:${TELNET_INTERNAL_PORT},hostfwd=tcp:127.0.0.1:${SSH_EXTERNAL_PORT}-:${SSH_INTERNAL_PORT} ) +fi + +BASE_CMDLINE="console=ttyS0,115200 loglevel=5 systemd.show_status=auto" + +if [ -d "${PTXDIST_PLATFORMDIR}/root/.virtfs_metadata" ]; then + security_model="mapped-file" +else + security_model="none" +fi + +# Machine to emulate +QEMU_ARGS=( -L ${PTXDIST_PLATFORMDIR}/sysroot-host/share/qemu/ -machine pc-q35-2.12 -smp 2 -cpu host -accel kvm -m 1G -s ) +# disable graphics output +QEMU_ARGS[${#QEMU_ARGS[@]}]="-nographic" +# Exit qemu on reboot +QEMU_ARGS[${#QEMU_ARGS[@]}]="-no-reboot" +# Configure networking +QEMU_ARGS=( "${QEMU_ARGS[@]}" -net nic,netdev=net1 "${QEMU_NET[@]}" ) +# Set base time to test NTP and time handling +QEMU_ARGS=( "${QEMU_ARGS[@]}" -rtc base=2000-01-01 ) + +QEMU_LINUX_ARGS=( -kernel ${PTXDIST_PLATFORMDIR}/images/linuximage ) + +check_hd() { + if [ ! -e "${PTXDIST_PLATFORMDIR}/images/root.ext2" ]; then + echo "error: root.ext2 is missing. Run 'ptxdist images' first" + exit 1 + fi +} + +run_qemu_hda() { + check_hd + exec ${QEMU_EXEC} \ + "${QEMU_ARGS[@]}" \ + -drive file=${PTXDIST_PLATFORMDIR}/images/root.ext2,if=virtio,format=raw \ + "${QEMU_EXTRA_ARGS[@]}" \ + "${QEMU_LINUX_ARGS[@]}" \ + -append "root=/dev/vda console=ttyS0,115200 rw ${BASE_CMDLINE}" +} + +# +# This needs: +# CONFIG_NET_9P_VIRTIO=y +# CONFIG_9P_FS=y +# +run_qemu_9p() { + exec ${QEMU_EXEC} \ + "${QEMU_ARGS[@]}" \ + -fsdev local,id=rootfs,path=${PTXDIST_PLATFORMDIR}/root,security_model="${security_model}" \ + -device virtio-9p-pci,fsdev=rootfs,mount_tag=/dev/root \ + "${QEMU_EXTRA_ARGS[@]}" \ + "${QEMU_LINUX_ARGS[@]}" \ + -append "root=/dev/root rw rootfstype=9p rootflags=trans=virtio ${BASE_CMDLINE}" +} + +# 9p net port +P9_ROOTFS_PORT=99999 + +run_qemu_9pnet() { + ROOTPATH=$(realpath ${PTXDIST_PLATFORMDIR}/root) + # the emulator to run + DIOD_EXEC="/sbin/diod" + + if [ ! -e "${DIOD_EXEC}" ]; then + echo "error: apt-get install 'diod' first" + exit 1 + fi + + ${DIOD_EXEC} -f -n -S -l 127.0.0.1:${P9_ROOTFS_PORT} -e ${ROOTPATH} & + # this is an ugly workaround so diod will be closed after qemu has stopped + DIOD_PID=$(echo $!) + (tail --pid $$ -f /dev/null; kill ${DIOD_PID}) & + + exec ${QEMU_EXEC} \ + "${QEMU_ARGS[@]}" \ + "${QEMU_EXTRA_ARGS[@]}" \ + "${QEMU_LINUX_ARGS[@]}" \ + -append "ip=dhcp root=10.0.2.2 rw rootfstype=9p rootflags=trans=tcp,version=9p2000.L,aname=${ROOTPATH},port=${P9_ROOTFS_PORT} ${BASE_CMDLINE} ${EXTRA_CMDLINE}" +} + +target="${1:-9p}" + +#set -x +run_qemu_${target} |