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-rwxr-xr-xscripts/poky-qemu280
1 files changed, 250 insertions, 30 deletions
diff --git a/scripts/poky-qemu b/scripts/poky-qemu
index 111aa15b7..ad4bdbf91 100755
--- a/scripts/poky-qemu
+++ b/scripts/poky-qemu
@@ -1,8 +1,8 @@
#!/bin/bash
-
+#
# Handle running Poky images standalone with QEMU
#
-# Copyright (C) 2006-2007 OpenedHand Ltd.
+# Copyright (C) 2006-2010 Intel Corp.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
@@ -17,47 +17,267 @@
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-
-if [ "x$1" = "x" ]; then
+usage() {
MYNAME=`basename $0`
- echo "Run as MACHINE=xyz $MYNAME KERNEL ROOTFS [OPTIONS]"
- echo "where:"
+ echo ""
+ echo "Usage: you can run this script with any valid combination"
+ echo "of the following options (in any order):"
+ echo " QEMUARCH - the qemu machine architecture to use"
echo " KERNEL - the kernel image file to use"
echo " ROOTFS - the rootfs image file or nfsroot directory to use"
-# echo " (NFS booting assumed if ROOTFS not specified)"
echo " MACHINE=xyz - the machine name (optional, autodetected from KERNEL filename if unspecified)"
- echo " OPTIONS - extra options to pass to QEMU"
+ echo " Additional QEMU command-line options can be passed with:"
+ echo " serial - enables a serial console on /dev/ttyS0"
+ echo ""
+ echo "Examples:"
+ echo " $0 qemuarm"
+ echo " $0 qemux86-64 poky-image-sato ext3"
+ echo " $0 path/to/bzImage-qemux86.bin path/to/nfsrootdir/ serial"
exit 1
-else
- KERNEL=$1
- shift
+}
+
+if [ "x$1" = "x" ]; then
+ usage
fi
-if [ "x$MACHINE" = "x" ]; then
+MACHINE=${MACHINE:=""}
+KERNEL=""
+FSTYPE=""
+ROOTFS=""
+SCRIPT_QEMU_OPT=""
+SCRIPT_KERNEL_OPT=""
+
+TMPDIR=""
+
+# Parse command line args without requiring specific ordering. It's a
+# bit more complex, but offers a great user experience.
+i=1
+while [ $i -le $# ]; do
+ arg=${!i}
+ case $arg in
+ "qemux86" | "qemux86-64" | "qemuarm" | "qemumips" | "qemuppc")
+ if [ -z "$MACHINE" ]; then
+ MACHINE=$arg
+ else
+ echo "Error: conflicting MACHINE types [$MACHINE] and [$arg]"
+ usage
+ fi
+ ;;
+ "ext2" | "ext3" | "jffs2" | "nfs")
+ if [ -z "$FSTYPE" ]; then
+ FSTYPE=$arg
+ else
+ echo "Error: conflicting FSTYPE types [$FSTYPE] and [$arg]"
+ usage
+ fi
+ ;;
+ *-image-*)
+ if [ -z "$ROOTFS" ]; then
+ ROOTFS=$arg
+ else
+ echo "Error: conflicting ROOTFS args [$ROOTFS] and [$arg]"
+ usage
+ fi
+ ;;
+ "serial")
+ # Will need to append to these variables when we
+ # accept more values
+ SCRIPT_QEMU_OPT="-serial stdio"
+ SCRIPT_KERNEL_OPT="console=ttyS0"
+ ;;
+ *)
+ # A directory name is an nfs rootfs
+ if [ -d "$arg" ]; then
+ echo "Assuming $arg is an nfs rootfs"
+ if [[ -z "$FSTYPE" || "$FSTYPE" == "nfs" ]]; then
+ FSTYPE=nfs
+ else
+ echo "Error: conflicting FSTYPE types [$arg] and nfs"
+ usage
+ fi
+
+ if [ -z "$ROOTFS" ]; then
+ ROOTFS=$arg
+ else
+ echo "Error: conflicting ROOTFS args [$ROOTFS] and [$arg]"
+ usage
+ fi
+ elif [ -f "$arg" ]; then
+ # Extract the filename extension
+ EXT=`echo $arg | awk -F . '{ print \$NF }'`
+ # A file ending in .bin is a kernel
+ if [ "x$EXT" = "xbin" ]; then
+ if [ -z "$KERNEL" ]; then
+ KERNEL=$arg
+ else
+ echo "Error: conflicting KERNEL args [$KERNEL] and [$arg]"
+ usage
+ fi
+ elif [[ "x$EXT" == "xext2" || "x$EXT" == "xext3" ||
+ "x$EXT" == "xjffs2" ]]; then
+ # A file ending in a supportted fs type is a rootfs image
+ if [[ -z "$FSTYPE" || "$FSTYPE" == "$EXT" ]]; then
+ FSTYPE=$EXT
+ ROOTFS=$arg
+ else
+ echo "Error: conflicting FSTYPE types [$FSTYPE] and [$arg]"
+ usage
+ fi
+ else
+ echo "Error: unknown file arg [$arg]"
+ usage
+ fi
+ else
+ echo "Error: unable to classify arg [$arg]"
+ usage
+ fi
+ ;;
+ esac
+ i=$((i + 1))
+done
+
+# Report errors for missing combinations of options
+if [[ -z "$MACHINE" && -z "$KERNEL" ]]; then
+ echo "Error: you must specify at least a MACHINE or KERNEL argument"
+ usage
+fi
+if [[ "$FSTYPE" == "nfs" && -z "$ROOTFS" ]]; then
+ echo "Error: NFS booting without an explicit ROOTFS path is not yet supported"
+ usage
+fi
+
+if [ -z "$MACHINE" ]; then
MACHINE=`basename $KERNEL | sed -r -e 's#.*-([a-z]+[0-9\-]*)-?[0-9]*..*#\1#'`
+ if [ -z "$MACHINE" ]; then
+ echo "Error: Unable to set MACHINE from kernel filename [$KERNEL]"
+ usage
+ fi
+ echo "Set MACHINE to [$MACHINE] based on kernel [$KERNEL]"
fi
+machine2=`echo $MACHINE | tr 'a-z' 'A-Z' | sed 's/-/_/'`
+# MACHINE is now set for all cases
-if [ "x$1" = "x" ]; then
- FSTYPE="nfs"
- echo "Error: NFS booting without an explicit ROOTFS path is not yet supported"
- exit 1
-else
- ROOTFS=$1
-
- if [ -d "$1" ]; then
- echo "$ROOTFS is a directory, assuming nfsroot"
- FSTYPE="nfs"
- else
- FSTYPE="ext3"
- EXT=${ROOTFS##.*}
- if [[ "x$EXT" == "xext2" || "x$EXT" == "xext3" ||
- "x$EXT" == "xjffs2" ]]; then
- FSTYPE=$EXT
+# Defaults used when these vars need to be inferred
+QEMUX86_DEFAULT_KERNEL=bzImage-qemux86.bin
+QEMUX86_DEFAULT_FSTYPE=ext3
+QEMUX86_DEFAULT_ROOTFS="poky-image-sdk poky-image-sato poky-image-lsb poky-image-basic poky-image-minimal"
+
+QEMUX86_64_DEFAULT_KERNEL=bzImage-qemux86-64.bin
+QEMUX86_64_DEFAULT_FSTYPE=ext3
+QEMUX86_64_DEFAULT_ROOTFS="poky-image-sdk poky-image-sato poky-image-lsb poky-image-basic poky-image-minimal"
+
+QEMUARM_DEFAULT_KERNEL=zImage-qemuarm.bin
+QEMUARM_DEFAULT_FSTYPE=ext3
+QEMUARM_DEFAULT_ROOTFS="poky-image-sdk poky-image-sato poky-image-lsb poky-image-basic poky-image-minimal"
+
+QEMUMIPS_DEFAULT_KERNEL=vmlinux-qemumips.bin
+QEMUMIPS_DEFAULT_FSTYPE=ext3
+QEMUMIPS_DEFAULT_ROOTFS="poky-image-sdk poky-image-sato poky-image-lsb poky-image-basic poky-image-minimal"
+
+QEMUPPC_DEFAULT_KERNEL=zImage-qemuppc.bin
+QEMUPPC_DEFAULT_FSTYPE=ext3
+QEMUPPC_DEFAULT_ROOTFS="poky-image-sdk poky-image-sato poky-image-lsb poky-image-basic poky-image-minimal"
+
+AKITA_DEFAULT_KERNEL=zImage-akita.bin
+AKITA_DEFAULT_FSTYPE=jffs2
+AKITA_DEFAULT_ROOTFS="poky-image-sato"
+
+SPITZ_DEFAULT_KERNEL=zImage-spitz.bin
+SPITZ_DEFAULT_FSTYPE=ext3
+SPITZ_DEFAULT_ROOTFS="poky-image-sato"
+
+setup_tmpdir() {
+ if [ -z "$TMPDIR" ]; then
+ if [ "x$BUILDDIR" = "x" ]; then
+ # BUILDDIR unset, try and get TMPDIR from bitbake
+ type -P bitbake &>/dev/null || {
+ echo "In order for this script to dynamically infer paths";
+ echo "to kernels or filesystem images, you either need";
+ echo "bitbake in your PATH or to source poky-init-build-env";
+ echo "before running this script" >&2;
+ exit 1; }
+
+ # We have bitbake in PATH, get TMPDIR and BUILD_SYS
+ # from the environment
+ TMPDIR=`bitbake -e | grep TMPDIR=\" | cut -d '=' -f2 | cut -d '"' -f2`
+ BUILD_SYS=`bitbake -e | grep BUILD_SYS=\" | cut -d '=' -f2 | cut -d '"' -f2`
+ else
+ BUILD_ARCH=`uname -m`
+ BUILD_OS=`uname | tr '[A-Z]' '[a-z]'`
+ BUILD_SYS="$BUILD_ARCH-$BUILD_OS"
+ TMPDIR=$BUILDDIR/tmp
fi
- echo "Using $FSTYPE as filesytem type for $ROOTFS"
+ if [ -z "$POKY_NATIVE_SYSROOT" ]; then
+ POKY_NATIVE_SYSROOT=$TMPDIR/sysroots/$BUILD_SYS
+ fi
+ CROSSPATH=$POKY_NATIVE_SYSROOT/usr/bin
+ fi
+}
+
+# Locate a rootfs image based on defaults defined above
+findimage() {
+ where=$1
+ machine=$2
+ extension=$3
+ names=$4
+
+ for name in $names; do
+ fullname=$where/$name-$machine.$extension
+ if [ -e "$fullname" ]; then
+ ROOTFS=$fullname
+ return
+ fi
+ done
+
+ echo "Couldn't find image in $where. Attempted image names were:"
+ for name in $names; do
+ echo $name-$machine.$extension
+ done
+
+ exit 1
+}
+
+if [ -z "$KERNEL" ]; then
+ setup_tmpdir
+ eval kernel_file=\$${machine2}_DEFAULT_KERNEL
+ KERNEL=$TMPDIR/deploy/images/$kernel_file
+
+ if [ -z "$KERNEL" ]; then
+ echo "Error: Unable to determine default kernel for MACHINE [$MACHINE]"
+ usage
+ fi
+fi
+# KERNEL is now set for all cases
+
+if [ -z "$FSTYPE" ]; then
+ setup_tmpdir
+ eval FSTYPE=\$${machine2}_DEFAULT_FSTYPE
+
+ if [ -z "$FSTYPE" ]; then
+ echo "Error: Unable to determine default fstype for MACHINE [$MACHINE]"
+ usage
fi
- shift
fi
+# FSTYPE is now set for all cases
+
+if [ -z "$ROOTFS" ]; then
+ setup_tmpdir
+ T=$TMPDIR/deploy/images
+ eval rootfs_list=\$${machine2}_DEFAULT_ROOTFS
+ findimage $T $MACHINE $FSTYPE "$rootfs_list"
+
+ if [ -z "$ROOTFS" ]; then
+ echo "Error: Unable to determine default rootfs for MACHINE [$MACHINE]"
+ usage
+ fi
+fi
+# ROOTFS is now set for all cases
+
+echo ""
+echo "Continuing with the following parameters:"
+echo "KERNEL: [$KERNEL]"
+echo "ROOTFS: [$ROOTFS]"
+echo "FSTYPE: [$FSTYPE]"
# We can't run without a libGL.so
libgl='no'