#!/bin/sh

PATH=$BUILDDIR/tmp/staging/$BUILD_SYS/bin:$PATH

KERNEL_NETWORK_CMD="ip=192.168.7.2::192.168.7.1:255.255.255.0"
QEMU_NETWORK_CMD="-net nic,vlan=0 -net tap,vlan=0,ifname=tap0,script=$OEROOT/scripts/qemu-ifup"

if [ -z "$QEMU_MEMORY" ]; then
    QEMU_MEMORY="64M"
fi

if [ "x$1" != "x" ]; then
    MACHINE=$1
else
    MACHINE="qemuarm"
fi

if [ "x$2" != "x" ]; then
    TYPE=$2
else
    TYPE="ext2"
fi

if [ "x$3" != "x" ]; then
    ZIMAGE=$3
fi

if [ "x$4" != "x" ]; then
    HDIMAGE=$4
fi

if [ "$MACHINE" == "qemuarm" ]; then
    if [ "x$ZIMAGE" == "x" ]; then
        ZIMAGE=$BUILDDIR/tmp/deploy/images/zImage-qemuarm.bin
    fi

    QEMU=`which qemu-system-arm`

    if [ "$TYPE" == "ext2" ]; then
        if [ "x$HDIMAGE" == "x" ]; then
           HDIMAGE=$BUILDDIR/tmp/deploy/images/oh-image-pda-qemuarm.ext2
        fi
        sudo $QEMU -kernel $ZIMAGE -append "root=/dev/sda mem=$QEMU_MEMORY" $QEMU_NETWORK_CMD -M versatilepb -hda $HDIMAGE -usb -usbdevice wacom-tablet
    fi
    if [ "$TYPE" == "nfs" ]; then
        dd if=/dev/zero of=/tmp/blank bs=1024 count=8192
        sudo $QEMU -kernel $1 -append "root=/dev/nfs nfsroot=192.168.7.1:/srv/nfs/qemuarm rw $KERNEL_NETWORK_CMD" $QEMU_NETWORK_CMD -M versatilepb -hda /tmp/blank
        rm /tmp/blank
    fi
fi

if [ "$MACHINE" == "qemux86" ]; then
    if [ "x$ZIMAGE" == "x" ]; then
        ZIMAGE=$BUILDDIR/tmp/deploy/images/bzImage-qemux86.bin
    fi

    QEMU=`which qemu`

    if [ "$TYPE" == "ext2" ]; then
        if [ "x$HDIMAGE" == "x" ]; then
           HDIMAGE=$BUILDDIR/tmp/deploy/images/oh-image-pda-qemux86.ext2
        fi
        # video=vesafb:1024x768-32@86
        sudo $QEMU -std-vga -kernel $ZIMAGE -append "root=/dev/hda mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD" $QEMU_NETWORK_CMD -hda $HDIMAGE -usb -usbdevice wacom-tablet
    fi
    if [ "$TYPE" == "nfs" ]; then
        dd if=/dev/zero of=/tmp/blank bs=1024 count=8192
        sudo $QEMU -std-vga -kernel $1 -append "root=/dev/nfs nfsroot=192.168.7.1:/srv/nfs/qemux86 rw $KERNEL_NETWORK_CMD" $QEMU_NETWORK_CMD -hda /tmp/blank
        rm /tmp/blank	
    fi
fi