| #!/bin/sh |
| |
| die() { |
| echo "fatal:" "$@" >&2 |
| exit 99 |
| } |
| |
| if [ -n "$1" ]; then |
| outdir=$1 |
| else |
| outdir=$(dirname "$0")/../../kvm |
| fi |
| shift |
| |
| echo "Using outdir='$outdir'" |
| |
| if [ ! -d "$outdir" ]; then |
| echo "$outdir: not a directory" >&2 |
| echo |
| echo "Usage: $0 [output-directory] [kernel args...]" >&2 |
| exit 1 |
| fi |
| |
| imgdir=$outdir/images |
| kernel=$outdir/build/linux-HEAD/arch/x86/boot/bzImage |
| rootfs=$imgdir/rootfs.squashfs |
| rootfsdir=$outdir/target |
| flashimg=$imgdir/flash.img |
| |
| if [ ! -e "$flashimg" ]; then |
| dd if=/dev/zero of="$flashimg" bs=1024k count=1024 # 1GB flash |
| fi |
| |
| [ -r "$kernel" ] || die "kernel image '$kernel' unreadable" |
| [ -r "$rootfs" ] || die "rootfs image '$rootfs' unreadable" |
| [ -r "$flashimg" ] || die "flash image '$flashimg' unreadable" |
| [ -d "$rootfsdir" ] || die "rootfs dir '$rootfsdir' missing" |
| mkdir -p /tmp/varmedia |
| |
| append=' |
| console=ttyS0 |
| debug |
| root=9p:rootfs |
| mediafs=9p:mediafs |
| block2mtd=/dev/vdb,65536 |
| mtdparts=block2mtd/dev/vdb:2048k(cfe),1472k(hnvram),64k(reserved0),64k(reserved1),64k(reserved2),64k(reserved3),64k(reserved4),64k(drmregion0),64k(drmregion1),128k(nvram),32M(kernel0),32M(kernel1),256M(rootfs0),256M(rootfs1),200M(data+ubi),200M(misc+ubi) |
| ' |
| kvm \ |
| -kernel "$kernel" \ |
| -m 1G \ |
| -serial stdio \ |
| -drive if=virtio,file="$rootfs" \ |
| -drive if=virtio,file="$flashimg" \ |
| -virtfs local,mount_tag=rootfs,path="$rootfsdir",security_model=none,readonly \ |
| -virtfs local,mount_tag=mediafs,path="/tmp/varmedia",security_model=none \ |
| -net nic,model=virtio \ |
| -net user,hostfwd=tcp::8880-:8880 \ |
| -machine type=pc,accel=kvm \ |
| -append "$append $*" |
