1#!/bin/bash -xe 2############################################################################### 3# Launch QEMU using the raw commands 4# 5# Can be run by specifying the BASE_DIR and QEMU_ARCH when the script is 6# called. Additionally, this script is automatically called by running the 7# run-robot-qemu-test.sh, it's used to launch the QEMU test container. 8# 9############################################################################### 10# 11# Variables BASE_DIR and QEMU_ARCH are both required but can be optionally 12# input as parameters following the initial script call. Alternatively, they 13# can be input by exporting them or sourcing the script into an environment 14# that has them declared. 15# 16# Parameters: 17# parm1: <optional, QEMU architecture to use > 18# default is ${QEMU_ARCH} - ppc64le-linux or x86_64-linux 19# parm2: <optional, full path to base directory of qemu binary and images > 20# default is ${HOME} 21# 22# Optional Env Variable: 23# 24# QEMU_BIN = Location of qemu-system-arm binary to use when starting 25# QEMU relative to upstream workspace. Default is 26# ./tmp/sysroots/${QEMU_ARCH}/usr/bin/qemu-system-arm 27# which is the default location when doing a bitbake 28# of obmc-phosphor-image 29# 30# MACHINE = Machine to run test against. Options are "witherspoon", 31# "palmetto", "romulus", or undefined (default). Default 32# will use the versatilepb model. 33############################################################################### 34 35set -uo pipefail 36 37QEMU_ARCH=${1:-$QEMU_ARCH} 38# If QEMU_ARCH is empty exit, it is required to continue 39echo "QEMU_ARCH = $QEMU_ARCH" 40if [[ -z $QEMU_ARCH ]]; then 41 echo "Did not pass in required QEMU arch parameter" 42 exit -1 43fi 44 45BASE_DIR=${2:-$HOME} 46# If BASE_DIR doesn't exist exit, it is required to continue 47echo "BASE_DIR = $BASE_DIR" 48if [[ ! -d $BASE_DIR ]]; then 49 echo "No input directory and HOME not set!" 50 exit -1 51fi 52 53# Set the location of the qemu binary relative to BASE_DIR 54QEMU_BIN=${QEMU_BIN:-./tmp/sysroots/${QEMU_ARCH}/usr/bin/qemu-system-arm} 55 56DEFAULT_MACHINE=versatilepb 57MACHINE=${MACHINE:-${DEFAULT_MACHINE}} 58 59# Enter the base directory 60cd ${BASE_DIR} 61 62# Find the correct drive file, and save its name. OpenBMC has 3 different 63# image formats. The UBI based one, the standard static.mtd one, and the 64# default QEMU basic image (rootfs.ext4). 65 66DEFAULT_IMAGE_LOC="./tmp/deploy/images/" 67if [ -f ${DEFAULT_IMAGE_LOC}/${MACHINE}/obmc-phosphor-image-${MACHINE}.ubi.mtd ]; then 68 DRIVE=obmc-phosphor-image-${MACHINE}.ubi.mtd 69elif [ -f ${DEFAULT_IMAGE_LOC}/${MACHINE}/obmc-phosphor-image-${MACHINE}.static.mtd ]; then 70 DRIVE=obmc-phosphor-image-${MACHINE}.static.mtd 71else 72 DRIVE=$(ls ${DEFAULT_IMAGE_LOC}/qemuarm | grep rootfs.ext4) 73fi 74 75# Copy the drive file off to /tmp so that QEMU does not write anything back 76# to the drive file and make it unusable for future QEMU runs. 77 78TMP_DRIVE_PATH=$(mktemp "/tmp/${DRIVE}-XXXXX") 79 80# The drive file is stored in different locations depending on if we are 81# using the default or real platforms. 82if [ ${MACHINE} = ${DEFAULT_MACHINE} ]; then 83 cp ${DEFAULT_IMAGE_LOC}/qemuarm/${DRIVE} ${TMP_DRIVE_PATH} 84else 85 cp ${DEFAULT_IMAGE_LOC}/${MACHINE}/${DRIVE} ${TMP_DRIVE_PATH} 86fi 87 88# Obtain IP from /etc/hosts if IP is not valid set to localhost 89IP=$(awk 'END{print $1}' /etc/hosts) 90if [[ "$IP" != *.*.*.* ]]; then 91 IP=127.0.0.1 92fi 93 94# The syntax to start old qemu / default version requires different syntax 95# then new qemu with the real platforms 96if [ ${MACHINE} = ${DEFAULT_MACHINE} ]; then 97 # Launch default QEMU using the qemu-system-arm 98 ${QEMU_BIN} \ 99 -device virtio-net,netdev=mynet \ 100 -netdev user,id=mynet,hostfwd=tcp:${IP}:22-:22,hostfwd=tcp:${IP}:443-:443,hostfwd=tcp:${IP}:80-:80,hostfwd=tcp:${IP}:2200-:2200,hostfwd=udp:${IP}:623-:623,hostfwd=udp:${IP}:664-:664 \ 101 -machine versatilepb \ 102 -m 256 \ 103 -drive file=${TMP_DRIVE_PATH},if=virtio,format=raw \ 104 -show-cursor \ 105 -usb \ 106 -usbdevice tablet \ 107 -device virtio-rng-pci \ 108 -serial mon:vc \ 109 -serial mon:stdio \ 110 -serial null \ 111 -kernel ${DEFAULT_IMAGE_LOC}/qemuarm/zImage \ 112 -append 'root=/dev/vda rw highres=off console=ttyS0 mem=256M ip=dhcp console=ttyAMA0,115200 console=tty'\ 113 -dtb ${DEFAULT_IMAGE_LOC}/qemuarm/zImage-versatile-pb.dtb 114else 115 ${QEMU_BIN} \ 116 -m 256 \ 117 -machine ${MACHINE}-bmc \ 118 -nographic \ 119 -drive file=${TMP_DRIVE_PATH},format=raw,if=mtd \ 120 -net nic \ 121 -net user,hostfwd=:${IP}:22-:22,hostfwd=:${IP}:443-:443,hostfwd=tcp:${IP}:80-:80,hostfwd=tcp:${IP}:2200-:2200,hostfwd=udp:${IP}:623-:623,hostfwd=udp:${IP}:664-:664,hostname=qemu 122fi 123