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Remove emulator kernels that have moved to their own project.

This reverts commit ddffef9.

Change-Id: I560343cbdf0f604eb303616c5e9dd2a92f6b5a4f
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1 parent 66aada9 commit 94ca8c0828bb4d768d887f72096a50e492cfd8cb Jean-Baptiste Queru committed Jan 6, 2012
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-This directory contains the kernel images specific to the Android emulator.
-They are built with the 'external/qemu/distrib/build-kernel.sh' script.
-
-See external/qemu/docs/ANDROID-KERNEL.TXT for more details.
-
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-#!/bin/sh
-#
-# Copyright (C) 2011 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-# This script is used to rebuild the Android goldfish arm-based kernel from
-# sources.
-
-###
-### Utilities
-###
-
-# Implementation of 'dirname' that works safely when paths contains spaces
-# $1: output variable name
-# $2: path (may contain spaces)
-# Usage: set_dirname FOO "/path/to/foo with spaces"
-set_dirname ()
-{
- eval $1="`dirname \"$2\"`"
-}
-
-# Same as set_dirname, but for the 'basename' command
-set_basename ()
-{
- eval $1="`basename \"$2\"`"
-}
-
-# Check the status of the previous command, and print a message and exit
-# if it didn't succeed.
-fail_panic ()
-{
- if [ $? != 0 ]; then
- echo "ERROR: $@"
- exit 1
- fi
-}
-
-# Send a message to the log. Does nothing if --verbose is not used
-log ()
-{
- if [ "$VERBOSE" = "yes" ] ; then
- echo "$@"
- fi
-}
-
-# Run a comment. Print it to the output first if --verbose is used
-run ()
-{
- if [ "$VERBOSE" = "yes" ] ; then
- echo "### COMMAND: $@"
- $@
- else
- $@ >/dev/null 2>&1
- fi
-}
-
-fail_ifnotdir ()
-{
- local _dir="$1"
- if [ ! -d "$_dir" ]; then
- shift
- echo "ERROR: $@ ($_dir)"
- exit 1
- fi
-}
-
-# Check wether program '$2' is in your path, and set variable $1 to its
-# full path, or to empty otherwise.
-# Example: find_program FOO foo
-#
-# $1: Variable name
-# $2: Program name
-find_program ()
-{
- local FINDPROG_=`which $2 2>/dev/null`
- if [ -n "$FINDPROG_" ]; then
- eval $1="$FINDPROG_";
- else
- eval $1=
- fi
-}
-
-set_dirname PROGDIR "$0"
-set_basename PROGNAME "$0"
-
-###
-### Get defaults
-###
-
-# Location of prebuilt kernel images relative to Android top-level
-PREBUILT_KERNEL_DIR="prebuilt/android-arm/kernel"
-
-# Look for top-level Android build source tree if not in environment
-
-if [ -n "$ANDROID_BUILD_TOP" ] ; then
- OUT_DIR="$ANDROID_BUILD_TOP/$PREBUILT_KERNEL_DIR"
-else
- OUT_DIR=
-fi
-
-TOOLCHAIN_NAME=arm-eabi-4.4.0
-TOOLCHAIN_PREFIX=arm-eabi
-GCC="$TOOLCHAIN_PREFIX-gcc"
-
-JOBS="`cat /proc/cpuinfo | grep -e "^processor" | wc -l`"
-
-###
-### Parse options
-###
-OPTION_HELP=no
-VERBOSE=no
-VERBOSE2=no
-OPTION_OUT_DIR=
-OPTION_CC=
-
-PARAMS=""
-
-for opt do
- optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
- case "$opt" in
- --help|-h|-\?) OPTION_HELP=yes
- ;;
- --verbose)
- if [ "$VERBOSE" = "yes" ] ; then
- VERBOSE2=yes
- else
- VERBOSE=yes
- fi
- ;;
- --out-dir=*)
- OPTION_OUT_DIR="$optarg"
- ;;
- --cc=*)
- OPTION_CC="$optarg"
- ;;
- --toolchain=*)
- TOOLCHAIN_NAME="$optarg"
- ;;
- --jobs=*)
- JOBS="$optarg"
- ;;
- -*)
- echo "unknown option '$opt', use --help"
- exit 1
- ;;
- *)
- if [ -z "$PARAMS" ] ; then
- PARAMS="$opt"
- else
- PARAMS="$PARAMS $opt"
- fi
- ;;
- esac
-done
-
-if [ "$OPTION_HELP" = "yes" ] ; then
- echo "Usage: $PROGNAME <options> /path/to/kernel"
- echo ""
- echo "Rebuild the prebuilt Android goldfish-specific kernel from sources."
- echo ""
- echo "Options (default are inside brackets):"
- echo ""
- echo " --help Print this message."
- echo " --verbose Enable verbose output."
- echo " --android=<path> Set Android top-level directory [$ANDROID_BUILD_TOP]"
- echo " --out-dir=<path> Set output directory [$OUT_DIR]"
- echo " --toolchain=<name> Toolchain name [$TOOLCHAIN_NAME]"
- echo " --cc=<path> Path to C compiler [$GCC]"
- echo " --jobs=<count> Perform <count> parallel builds [$JOBS]"
- echo ""
- echo "The --toolchain option is ignored if you use the --cc one."
- exit 0
-fi
-
-###
-### Parse parameters
-###
-
-set_parameters ()
-{
- if [ -z "$1" ] ; then
- echo "ERROR: Please specify path of kernel sources directory. See --help for details."
- exit 1
- fi
- if [ -n "$2" ]; then
- echo "ERROR: Too many arguments. See --help for details."
- exit 1
- fi
- KERNEL_DIR="$1"
- fail_ifnotdir "$KERNEL_DIR" "Missing kernel directory"
- fail_ifnotdir "$KERNEL_DIR/kernel" "Missing kernel-specific directory"
- fail_ifnotdir "$KERNEL_DIR/arch" "Missing kernel-specific directory"
- fail_ifnotdir "$KERNEL_DIR/arch/arm/mach-goldfish" "Missing goldfish-specific directory"
-}
-
-set_parameters $PARAMS
-
-###
-### Determine build configuration
-###
-
-if [ -n "$OPTION_OUT_DIR" ] ; then
- OUT_DIR="$OPTION_OUT_DIR"
-fi
-
-if [ -z "$ANDROID_BUILD_TOP" ] ; then
- # Assume that we are under $ANDROID_BUILD_TOP/prebuilt/android-arm/kernel
- ANDROID_BUILD_TOP="`cd \"$PROGDIR\"/../../.. && pwd`"
- if [ -d "$ANDROID_BUILD_TOP" ]; then
- echo "Probed Android top-level directory: $ANDROID_BUILD_TOP"
- else
- echo "ERROR: Can't find Android top-leveld directory. Please define ANDROID_BUILD_TOP"
- exit 1
- fi
-fi
-
-if [ -z "$OUT_DIR" ] ; then
- OUT_DIR="$ANDROID_BUILD_TOP/$PREBUILT_KERNEL_DIR"
- if [ ! -d "$OUT_DIR" ]; then
- echo "ERROR: Missing default output dir: $OUT_DIR"
- echo "Please use --out-dir=<path> to specify alternative output directory."
- exit 1
- fi
-fi
-
-echo "Using output directory: $OUT_DIR"
-mkdir -p "$OUT_DIR"
-fail_panic "Could not create directory: $OUT_DIR"
-
-# Find toolchain
-
-if [ -n "$OPTION_CC" ]; then
- GCC="$OPTION_CC"
-else
- find_program GCC $TOOLCHAIN_PREFIX-gcc
-fi
-
-if [ -z "$GCC" ]; then
- TOOLCHAIN_DIR="$ANDROID_BUILD_TOP/prebuilt/linux-x86/toolchain/$TOOLCHAIN_NAME/bin"
- if [ ! -d "$TOOLCHAIN_DIR" ] ; then
- echo "ERROR: Missing directory: $TOOLCHAIN_DIR"
- exit 1
- fi
- GCC="$TOOLCHAIN_DIR/$TOOLCHAIN_PREFIX-gcc"
- if [ ! -f "$GCC" ] ; then
- echo "ERROR: Missing program file: $GCC"
- exit 1
- fi
-fi
-
-CROSS_COMPILE="`echo $GCC | sed -e 's!gcc$!!g' `"
-echo "Using cross-toolchain prefix: $CROSS_COMPILE"
-
-# Do we have ccache in our path?
-find_program CCACHE ccache
-if [ -n "$CCACHE" ]; then
- echo "Using ccache program: $CCACHE"
- CROSS_COMPILE="ccache $CROSS_COMPILE"
-fi
-
-###
-### Do the build
-###
-
-cd "$KERNEL_DIR"
-ARCH=arm
-SUBARCH=arm
-
-export CROSS_COMPILE ARCH SUBARCH
-
-# $1: defconfig name (e.g. goldfish or goldfish_armv7)
-# $2: output suffix (e.g. "" or "-armv7")
-do_build ()
-{
- MAKE_FLAGS="-j$JOBS"
- # Use --verbose --verbose to see build commands
- if [ "$VERBOSE2" = "yes" ] ; then
- MAKE_FLAGS="$MAKE_FLAGS V=1"
- fi
- echo "Cleaning up source tree."
- git ls-files -o | xargs rm -f
- echo "Setting up $1_defconfig..."
- run make $1_defconfig
- fail_panic "Could not setup $1_defconfig build!"
- echo "Building $1_deconfig..."
- run make $MAKE_FLAGS
- fail_panic "Could not build $1_defconfig!"
- echo "Copying $1_defconfig binaries to $OUT_DIR."
- cp -f arch/arm/boot/zImage "$OUT_DIR/kernel-qemu$2"
- cp -f vmlinux "$OUT_DIR/vmlinux-qemu$2"
-}
-
-do_build goldfish
-if [ -f arch/arm/configs/goldfish_armv7_defconfig ]; then
- do_build goldfish_armv7 -armv7
-fi
-
-echo "Done."
-exit 0
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