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-rw-r--r--target/Config.in.arch35
-rw-r--r--target/Makefile.in1
-rw-r--r--target/device/Config.in1
-rw-r--r--target/device/xtensa/Config.in21
-rw-r--r--target/device/xtensa/Makefile.in14
-rw-r--r--target/device/xtensa/device_table.diff10
-rw-r--r--target/device/xtensa/skeleton-patch/etc/inittab47
-rw-r--r--target/xtensa/.gitignore1
-rw-r--r--target/xtensa/Makefile.in1
-rw-r--r--target/xtensa/defconfig133
-rw-r--r--target/xtensa/patch.in33
-rw-r--r--target/xtensa/setup-config57
-rw-r--r--target/xtensa/uClibc-0.9.30.config245
-rw-r--r--target/xtensa/uClibc.config190
-rw-r--r--target/xtensa/xt-buildroot-overlay-install494
15 files changed, 1283 insertions, 0 deletions
diff --git a/target/Config.in.arch b/target/Config.in.arch
index 611210e876..e63fc027a8 100644
--- a/target/Config.in.arch
+++ b/target/Config.in.arch
@@ -43,6 +43,8 @@ config BR2_sparc64
bool "sparc64"
config BR2_x86_64
bool "x86_64"
+config BR2_xtensa
+ bool "xtensa"
endchoice
#
@@ -396,6 +398,38 @@ endchoice
choice
prompt "Target Architecture Variant"
+ depends on BR2_xtensa
+ default BR2_xtensa_dc232b
+ help
+ Specific CPU variant to use
+
+config BR2_xtensa_custom
+ bool "Custom Xtensa processor configuration"
+config BR2_xtensa_dc232a
+ bool "dc232a - Diamond 232L Standard Core Rev.A (LE)"
+config BR2_xtensa_dc232b
+ bool "dc232b - Diamond 232L Standard Core Rev.B (LE)"
+#config BR2_xtensa_s5000
+# bool "s5000 - Stretch S5000"
+endchoice
+
+config BR2_xtensa_custom_name
+ string "Custom Xtensa processor configuration name"
+ depends on BR2_xtensa_custom
+ default ""
+ help
+ Name given to a custom Xtensa processor configuration.
+ This is used to select the correct overlay.
+
+config BR2_xtensa_core_name
+ string
+ default BR2_xtensa_custom_name if BR2_xtensa_custom
+ default "dc232a" if BR2_xtensa_dc232a
+ default "dc232b" if BR2_xtensa_dc232b
+# default "s5000" if BR2_xtensa_s5000
+
+choice
+ prompt "Target Architecture Variant"
depends on BR2_powerpc
default BR2_generic_powerpc
help
@@ -496,6 +530,7 @@ config BR2_ARCH
default "x86_64" if BR2_x86_64_opteron
default "x86_64" if BR2_x86_64_opteron_sse3
default "x86_64" if BR2_x86_64_barcelona
+ default "xtensa" if BR2_xtensa
config BR2_ENDIAN
diff --git a/target/Makefile.in b/target/Makefile.in
index b1450413e5..ff0f6b523f 100644
--- a/target/Makefile.in
+++ b/target/Makefile.in
@@ -62,6 +62,7 @@ include target/generic/Makefile.in
include target/device/Makefile.in
include target/x86/Makefile.in
include target/powerpc/Makefile.in
+include target/xtensa/Makefile.in
ifeq ($(BR2_TARGET_UBOOT),y)
include target/u-boot/Makefile.in
diff --git a/target/device/Config.in b/target/device/Config.in
index 50d011fe8a..ca569709be 100644
--- a/target/device/Config.in
+++ b/target/device/Config.in
@@ -10,6 +10,7 @@ source "target/device/Atmel/Config.in"
source "target/device/KwikByte/Config.in"
source "target/device/valka/Config.in"
source "target/device/x86/Config.in"
+source "target/device/xtensa/Config.in"
# This must be last
source "target/generic/Config.in"
diff --git a/target/device/xtensa/Config.in b/target/device/xtensa/Config.in
new file mode 100644
index 0000000000..0d4408c233
--- /dev/null
+++ b/target/device/xtensa/Config.in
@@ -0,0 +1,21 @@
+menuconfig BR2_TARGET_XTENSA
+ bool "Device and Board Support for Xtensa and Diamond cores"
+ depends on BR2_xtensa
+ default y
+ help
+ Lists development boards with support for the Xtensa architecture.
+
+if BR2_TARGET_XTENSA
+comment "Tensilica Xtensa/Diamond based Device Support"
+ depends on BR2_xtensa
+
+config BR2_TARGET_XTENSA_XTAV60
+ bool "XTAV60/200 board (Avnet LX60 or LX200 plus Tensilica IP)"
+ depends on BR2_xtensa
+ default y
+ help
+ The XTAV60 or XTAV200 board, which is an Avnet LX60 or LX200
+ emulation board programmed with an FPGA bitstream obtained
+ from Tensilica.
+
+endif
diff --git a/target/device/xtensa/Makefile.in b/target/device/xtensa/Makefile.in
new file mode 100644
index 0000000000..f3248962f7
--- /dev/null
+++ b/target/device/xtensa/Makefile.in
@@ -0,0 +1,14 @@
+ifeq ($(strip $(BR2_TARGET_XTENSA_XTAV60)),y)
+# UCLIBC_CONFIG_FILE:=target/device/xtensa/xtav60/uClibc.config
+# BR2_PACKAGE_BUSYBOX_CONFIG:=target/device/xtensa/xtav60/busybox.config
+TARGET_SKELETON_PATCH:=target/device/xtensa
+endif
+
+# Custom device table patch used when targeting ISS:
+OLD_TARGET_DEVICE_TABLE := $(TARGET_DEVICE_TABLE)
+TARGET_DEVICE_TABLE := target/device/xtensa/device_table.txt
+makedevs:
+ @echo "Applying patch to $(TARGET_DEVICE_TABLE)"
+ cp -f $(OLD_TARGET_DEVICE_TABLE) $(TARGET_DEVICE_TABLE)
+ patch -p1 -g 0 < target/device/xtensa/device_table.diff
+
diff --git a/target/device/xtensa/device_table.diff b/target/device/xtensa/device_table.diff
new file mode 100644
index 0000000000..12f682546d
--- /dev/null
+++ b/target/device/xtensa/device_table.diff
@@ -0,0 +1,10 @@
+diff --git a/target/generic/device_table.txt b/target/generic/device_table.txt
+index f4b16ba..b87bf69 100644
+--- a/target/device/xtensa/device_table.txt
++++ b/target/device/xtensa/device_table.txt
+@@ -169,3 +169,5 @@
+ #/dev/mcd b 640 0 0 23 0 0 0
+ #/dev/optcd b 640 0 0 17 0 0 0
+
++/dev/simdisk0 b 640 0 0 240 0 0 0
++/dev/simdisk1 b 640 0 0 240 1 0 0
diff --git a/target/device/xtensa/skeleton-patch/etc/inittab b/target/device/xtensa/skeleton-patch/etc/inittab
new file mode 100644
index 0000000000..b336ff69c5
--- /dev/null
+++ b/target/device/xtensa/skeleton-patch/etc/inittab
@@ -0,0 +1,47 @@
+# /etc/inittab
+#
+# Copyright (C) 2001 Erik Andersen <andersen@codepoet.org>
+#
+# Note: BusyBox init doesn't support runlevels. The runlevels field is
+# completely ignored by BusyBox init. If you want runlevels, use
+# sysvinit.
+#
+# Format for each entry: <id>:<runlevels>:<action>:<process>
+#
+# id == tty to run on, or empty for /dev/console
+# runlevels == ignored
+# action == one of sysinit, respawn, askfirst, wait, and once
+# process == program to run
+
+# Startup the system
+null::sysinit:/bin/mount -t proc proc /proc
+null::sysinit:/bin/mount -o remount,rw /
+null::sysinit:/bin/mount -a
+null::sysinit:/bin/hostname -F /etc/hostname
+null::sysinit:/sbin/ifconfig lo 127.0.0.1 up
+null::sysinit:/sbin/route add -net 127.0.0.0 netmask 255.0.0.0 lo
+# now run any rc scripts
+::sysinit:/etc/init.d/rcS
+
+# Set up a couple of getty's
+#tty1::respawn:/sbin/getty 38400 tty1
+#tty2::respawn:/sbin/getty 38400 tty2
+
+# Put a getty on the serial port
+ttyS0::respawn:/sbin/getty -L ttyS0 38400 vt100
+
+# Logging junk
+null::sysinit:/bin/touch /var/log/messages
+null::respawn:/sbin/syslogd -n -m 0
+null::respawn:/sbin/klogd -n
+#tty3::respawn:/usr/bin/tail -f /var/log/messages
+
+# Stuff to do for the 3-finger salute
+::ctrlaltdel:/sbin/reboot
+
+# Stuff to do before rebooting
+null::shutdown:/usr/bin/killall klogd
+null::shutdown:/usr/bin/killall syslogd
+null::shutdown:/bin/umount -a -r
+null::shutdown:/sbin/swapoff -a
+
diff --git a/target/xtensa/.gitignore b/target/xtensa/.gitignore
new file mode 100644
index 0000000000..cff61bf9ec
--- /dev/null
+++ b/target/xtensa/.gitignore
@@ -0,0 +1 @@
+/busybox-config
diff --git a/target/xtensa/Makefile.in b/target/xtensa/Makefile.in
new file mode 100644
index 0000000000..8a654b9980
--- /dev/null
+++ b/target/xtensa/Makefile.in
@@ -0,0 +1 @@
+-include target/xtensa/*/*.mk
diff --git a/target/xtensa/defconfig b/target/xtensa/defconfig
new file mode 100644
index 0000000000..4127f53087
--- /dev/null
+++ b/target/xtensa/defconfig
@@ -0,0 +1,133 @@
+# Default buildroot configuration for running Linux on an Xtensa processor
+# on an LX60 board.
+
+#
+# Project Options
+#
+BR2_BANNER="Welcome to your custom Xtensa processor based uClibc environment."
+BR2_HAVE_DOT_CONFIG=y
+BR2_xtensa=y
+BR2_xtensa_dc232b=y
+BR2_xtensa_core_name="dc232b"
+BR2_ARCH="xtensa"
+
+#
+# Build options
+#
+BR2_WGET="wget --passive-ftp"
+# BR2_STRIP_strip is not set
+# BR2_STRIP_none=y
+
+## Added by Maxim
+BR2_UPDATE_CONFIG=y
+
+#
+# Kernel Header Options
+#
+BR2_KERNEL_none=y
+BR2_KERNEL_HEADERS_2_6_22_1=y
+BR2_DEFAULT_KERNEL_HEADERS="2.6.22.1"
+
+#
+# uClibc Options
+#
+BR2_UCLIBC_VERSION_0_9_30=y
+# BR2_UCLIBC_VERSION_SNAPSHOT is not set
+BR2_UCLIBC_CONFIG="target/xtensa/uClibc-0.9.30.config"
+BR2_PTHREADS_OLD=y
+# BR2_PTHREADS_NATIVE is not set
+BR2_PTHREAD_DEBUG=y
+
+#
+# Binutils Options
+#
+BR2_BINUTILS_VERSION_2_19=y
+BR2_BINUTILS_VERSION="2.19"
+BR2_EXTRA_BINUTILS_CONFIG_OPTIONS=""
+
+#
+# Gcc Options
+#
+BR2_GCC_VERSION_4_3_2=y
+# BR2_GCC_IS_SNAP is not set
+BR2_GCC_VERSION="4.3.2"
+BR2_TOOLCHAIN_SYSROOT=y
+BR2_EXTRA_GCC_CONFIG_OPTIONS=""
+BR2_GCC_CROSS_CXX=y
+BR2_INSTALL_LIBSTDCPP=y
+BR2_GCC_SHARED_LIBGCC=y
+
+#
+# Gdb Options
+#
+BR2_PACKAGE_GDB=y
+BR2_PACKAGE_GDB_SERVER=y
+BR2_PACKAGE_GDB_HOST=y
+# BR2_GDB_VERSION_6_2_1 is not set
+# BR2_GDB_VERSION_6_3 is not set
+# BR2_GDB_VERSION_6_4 is not set
+# BR2_GDB_VERSION_6_5 is not set
+# BR2_GDB_VERSION_6_6 is not set
+# BR2_GDB_VERSION_6_7_1 is not set
+BR2_GDB_VERSION_6_8=y
+# BR2_GDB_VERSION_SNAPSHOT is not set
+BR2_GDB_VERSION="6.8"
+
+#
+# Common Toolchain Options
+#
+# BR2_PACKAGE_SSTRIP_TARGET is not set
+# BR2_PACKAGE_SSTRIP_HOST is not set
+# BR2_ENABLE_MULTILIB is not set
+BR2_LARGEFILE=y
+BR2_INET_RPC=y
+BR2_TARGET_OPTIMIZATION="-Os -pipe"
+BR2_CROSS_TOOLCHAIN_TARGET_UTILS=y
+
+
+## These two added by Maxim
+BR2_TOOLCHAIN_BUILDROOT=y
+BR2_TOOLCHAIN_SOURCE=y
+
+
+BR2_PACKAGE_BUSYBOX_HIDE_OTHERS=y
+
+#
+# Other development stuff
+#
+BR2_HOST_FAKEROOT=y
+# BR2_PACKAGE_LIBINTL is not set
+# For NFS mount:
+BR2_PACKAGE_PORTMAP=y
+
+#
+# Other stuff
+#
+
+#
+# filesystem for target device
+#
+BR2_TARGET_ROOTFS_CPIO=y
+BR2_TARGET_ROOTFS_CPIO_GZIP=y
+BR2_TARGET_ROOTFS_INITRAMFS=y
+
+#
+# Linux Options
+#
+# BR2_PACKAGE_LINUX is not set
+
+#
+# Board Support Options
+#
+BR2_TARGET_XTENSA=y
+
+#
+# Tensilica Xtensa/Diamond based Device Support
+#
+BR2_TARGET_XTENSA_XTAV60=y
+
+#
+# Compressors / decompressors
+#
+
+BR2_PACKAGE_ZLIB=y
diff --git a/target/xtensa/patch.in b/target/xtensa/patch.in
new file mode 100644
index 0000000000..5b723a8b40
--- /dev/null
+++ b/target/xtensa/patch.in
@@ -0,0 +1,33 @@
+ifneq ($(filter xtensa%,$(ARCH)),)
+#############################################################
+#
+# Xtensa processor architecture (including Diamond Standard cores)
+#
+#############################################################
+
+# The following defines a function to be used like this:
+# $(call XTENSA_PATCH, <module>, <patchdir>, <relative dir list...>)
+# which returns the first overlay patch file for <module> found
+# in the list of directories <relative dir list...> which are
+# relative to <patchdir> (itself either absolute or relative to the
+# current directory). The returned filename is relative to <patchdir>.
+# For example:
+# $(call XTENSA_PATCH, binutils, some/dir/path, . ..)
+# (no commas between directory paths in the list).
+#
+# A selected overlay patch must exist ("fsf" means no specific
+# overlay is selected). So the function emits a Makefile error
+# if a selected patch file is not found.
+
+XTENSA_CORENAME:=$(strip $(subst ",,$(BR2_xtensa_core_name)))
+ifeq ($(XTENSA_CORENAME),fsf)
+XTENSA_PATCH =
+else
+XTENSA_PATCH_SUFFIX = $(1)-xtensa_$(XTENSA_CORENAME).tgz
+XTENSA_PATCH_FILE = $(firstword $(wildcard $(patsubst %,$(2)/%/*$(XTENSA_PATCH_SUFFIX),$(3))))
+# FULLPATH = $(if $(filter /%,$(1)),$(1),$(PWD)/$(1))
+XTENSA_PATCH = $(if $(XTENSA_PATCH_FILE),$(patsubst $(2)/%,%,$(XTENSA_PATCH_FILE)),\
+ $(error Missing $(1) patch for Xtensa $(XTENSA_CORENAME) processor (*$(XTENSA_PATCH_SUFFIX) in $(addprefix $(2)/,$(3)))))
+endif
+
+endif
diff --git a/target/xtensa/setup-config b/target/xtensa/setup-config
new file mode 100644
index 0000000000..7ef8fe86ee
--- /dev/null
+++ b/target/xtensa/setup-config
@@ -0,0 +1,57 @@
+#!/bin/sh
+
+# Convenience script for setting up a default buildroot config
+# for Xtensa processor targets..
+
+usage() {
+ echo "Usage (invoke from top of buildroot tree):"
+ echo " ./target/xtensa/setup-config <corename>"
+ #echo " ./target/xtensa/setup-config <corename> [<overlaypath>]"
+ echo "where:"
+ echo " <corename> is the Xtensa core overlay name, as specified in the -c option"
+ echo " of the ./target/xtensa/xt-buildroot-overlay-install script."
+ echo ""
+ echo "For example:"
+ echo " ./target/xtensa/setup-config dc232b"
+ echo ""
+ echo "Currently installed (available) core overlay names are:"
+ echo " " `ls toolchain/binutils/binutils-xtensa_*.tgz | sed -e 's,toolchain\/binutils\/binutils-xtensa_\(.*\)\.tgz,\1,g'`
+ exit 1
+}
+
+if [ $# -ne 1 ]; then
+ usage
+fi
+
+core=$1 ; shift
+
+if [ ! -f toolchain/binutils/binutils-xtensa_${core}.tgz \
+ -o ! -f toolchain/gcc/gcc-xtensa_${core}.tgz \
+ -o ! -f toolchain/gdb/gdb-xtensa_${core}.tgz ]; then
+ echo "ERROR: Did not find an installed Xtensa core overlay named '${core}'."
+ echo "ERROR: Please install it first with ./target/xtensa/xt-buildroot-overlay-install"
+ echo ""
+ usage
+fi
+
+# Use preset buildroot config:
+cp target/xtensa/defconfig .defconfig-xtensa
+# Set core name:
+sed -i -e 's,^BR2_xtensa_\(.*\)=y,BR2_xtensa_custom=y\nBR2_xtensa_custom_name="'${core}'",' .defconfig-xtensa
+## sed -i -e 's,^.*BR2_xtensa_core_name.*,BR_xtensa_core_name="'${core}'",' .defconfig-xtensa
+# Create full .config with defaults:
+make clean defconfig CONFIG_DEFCONFIG=.defconfig-xtensa || exit 1
+
+# Busybox adjustments: turn off 'ar' (can't create archives yet overrides real one)
+# and turn on NFS mounting (Xtensa defconfig turns on RPC so this can work):
+#
+bborig=`grep '^BR2_PACKAGE_BUSYBOX_CONFIG=' .config | sed -e 's,.*"\(.*\)".*,\1,'`
+bbconf=target/xtensa/busybox-config
+cp $bborig $bbconf
+sed -i -e 's,^CONFIG_AR=y,# CONFIG_AR is not set,' $bbconf
+sed -i -e 's,^.*CONFIG_FEATURE_MOUNT_NFS.*,CONFIG_FEATURE_MOUNT_NFS=y,' $bbconf
+# Make use of above busybox adjustments:
+sed -i -e 's,.*\(BR2_PACKAGE_BUSYBOX_CONFIG\).*,\1="'$bbconf'",' .config
+
+echo "Done."
+
diff --git a/target/xtensa/uClibc-0.9.30.config b/target/xtensa/uClibc-0.9.30.config
new file mode 100644
index 0000000000..cc6815d07e
--- /dev/null
+++ b/target/xtensa/uClibc-0.9.30.config
@@ -0,0 +1,245 @@
+#
+# Automatically generated make config: don't edit
+# Thu Jan 23 14:50:00 2009
+#
+# TARGET_alpha is not set
+# TARGET_arm is not set
+# TARGET_avr32 is not set
+# TARGET_bfin is not set
+# TARGET_cris is not set
+# TARGET_e1 is not set
+# TARGET_frv is not set
+# TARGET_h8300 is not set
+# TARGET_hppa is not set
+# TARGET_i386 is not set
+# TARGET_i960 is not set
+# TARGET_ia64 is not set
+# TARGET_m68k is not set
+# TARGET_microblaze is not set
+# TARGET_mips is not set
+# TARGET_nios is not set
+# TARGET_nios2 is not set
+# TARGET_powerpc is not set
+# TARGET_sh is not set
+# TARGET_sh64 is not set
+# TARGET_sparc is not set
+# TARGET_v850 is not set
+# TARGET_vax is not set
+# TARGET_x86_64 is not set
+TARGET_xtensa=y
+
+#
+# Target Architecture Features and Options
+#
+TARGET_ARCH="xtensa"
+FORCE_OPTIONS_FOR_ARCH=y
+# ARCH_LITTLE_ENDIAN is not set
+# ARCH_BIG_ENDIAN is not set
+# ARCH_WANTS_LITTLE_ENDIAN is not set
+# ARCH_WANTS_BIG_ENDIAN is not set
+
+#
+# Using ELF file format
+#
+ARCH_HAS_MMU=y
+ARCH_USE_MMU=y
+UCLIBC_HAS_FLOATS=y
+UCLIBC_HAS_FPU=y
+DO_C99_MATH=y
+# UCLIBC_HAS_FENV is not set
+UCLIBC_HAS_LONG_DOUBLE_MATH=y
+KERNEL_HEADERS="/usr/src/linux/include"
+HAVE_DOT_CONFIG=y
+
+#
+# General Library Settings
+#
+# HAVE_NO_PIC is not set
+DOPIC=y
+# ARCH_HAS_NO_SHARED is not set
+# ARCH_HAS_NO_LDSO is not set
+HAVE_SHARED=y
+# FORCE_SHAREABLE_TEXT_SEGMENTS is not set
+LDSO_LDD_SUPPORT=y
+LDSO_CACHE_SUPPORT=y
+# LDSO_PRELOAD_FILE_SUPPORT is not set
+LDSO_BASE_FILENAME="ld.so"
+# UCLIBC_STATIC_LDCONFIG is not set
+# LDSO_RUNPATH is not set
+UCLIBC_CTOR_DTOR=y
+# LDSO_GNU_HASH_SUPPORT is not set
+# HAS_NO_THREADS is not set
+UCLIBC_HAS_THREADS=y
+PTHREADS_DEBUG_SUPPORT=y
+LINUXTHREADS_OLD=y
+UCLIBC_HAS_SYSLOG=y
+UCLIBC_HAS_LFS=y
+# MALLOC is not set
+# MALLOC_SIMPLE is not set
+MALLOC_STANDARD=y
+MALLOC_GLIBC_COMPAT=y
+UCLIBC_DYNAMIC_ATEXIT=y
+# COMPAT_ATEXIT is not set
+UCLIBC_SUSV3_LEGACY=y
+UCLIBC_SUSV3_LEGACY_MACROS=y
+# UCLIBC_HAS_STUBS is not set
+UCLIBC_HAS_SHADOW=y
+# UCLIBC_HAS_PROGRAM_INVOCATION_NAME is not set
+UCLIBC_HAS___PROGNAME=y
+UCLIBC_HAS_PTY=y
+UNIX98PTY_ONLY=y
+# UCLIBC_HAS_GETPT is not set
+ASSUME_DEVPTS=y
+UCLIBC_HAS_TM_EXTENSIONS=y
+UCLIBC_HAS_TZ_CACHING=y
+UCLIBC_HAS_TZ_FILE=y
+UCLIBC_HAS_TZ_FILE_READ_MANY=y
+UCLIBC_TZ_FILE_PATH="/etc/TZ"
+
+#
+# Advanced Library Settings
+#
+UCLIBC_PWD_BUFFER_SIZE=256
+UCLIBC_GRP_BUFFER_SIZE=256
+UCLIBC_HAS_NONREENTRANT=y
+
+#
+# Networking Support
+#
+
+UCLIBC_LINUX_MODULE_24=y
+UCLIBC_LINUX_SPECIFIC=y
+UCLIBC_HAS_GNU_ERROR=y
+UCLIBC_BSD_SPECIFIC=y
+UCLIBC_HAS_BSD_ERR=y
+UCLIBC_HAS_OBSOLETE_BSD_SIGNAL=y
+UCLIBC_HAS_OBSOLETE_SYSV_SIGNAL=y
+# UCLIBC_NTP_LEGACY is not set
+# UCLIBC_SV4_DEPRECATED is not set
+UCLIBC_HAS_REALTIME=y
+UCLIBC_HAS_ADVANCED_REALTIME=y
+UCLIBC_HAS_EPOLL=y
+UCLIBC_HAS_XATTR=y
+UCLIBC_HAS_PROFILING=y
+UCLIBC_HAS_CRYPT_IMPL=y
+UCLIBC_HAS_CRYPT=y
+UCLIBC_HAS_NETWORK_SUPPORT=y
+UCLIBC_HAS_SOCKET=y
+UCLIBC_HAS_IPV4=y
+UCLIBC_HAS_IPV6=y
+UCLIBC_HAS_RPC=y
+UCLIBC_HAS_FULL_RPC=y
+UCLIBC_HAS_REENTRANT_RPC=y
+UCLIBC_USE_NETLINK=y
+# UCLIBC_SUPPORT_AI_ADDRCONFIG is not set
+# UCLIBC_HAS_BSD_RES_CLOSE is not set
+
+
+#
+# String and Stdio Support
+#
+# UCLIBC_HAS_STRING_GENERIC_OPT is not set
+# UCLIBC_HAS_STRING_ARCH_OPT is not set
+UCLIBC_HAS_CTYPE_TABLES=y
+UCLIBC_HAS_CTYPE_SIGNED=y
+# UCLIBC_HAS_CTYPE_UNSAFE is not set
+# UCLIBC_HAS_CTYPE_CHECKED is not set
+# UCLIBC_HAS_CTYPE_ENFORCED is not set
+# UCLIBC_HAS_WCHAR is not set
+# UCLIBC_HAS_LOCALE is not set
+UCLIBC_HAS_HEXADECIMAL_FLOATS=y
+UCLIBC_HAS_GLIBC_CUSTOM_PRINTF=y
+# USE_OLD_VFPRINTF is not set
+UCLIBC_PRINTF_SCANF_POSITIONAL_ARGS=9
+UCLIBC_HAS_SCANF_GLIBC_A_FLAG=y
+# UCLIBC_HAS_STDIO_BUFSIZ_NONE is not set
+# UCLIBC_HAS_STDIO_BUFSIZ_256 is not set
+# UCLIBC_HAS_STDIO_BUFSIZ_512 is not set
+# UCLIBC_HAS_STDIO_BUFSIZ_1024 is not set
+# UCLIBC_HAS_STDIO_BUFSIZ_2048 is not set
+UCLIBC_HAS_STDIO_BUFSIZ_4096=y
+# UCLIBC_HAS_STDIO_BUFSIZ_8192 is not set
+UCLIBC_HAS_STDIO_BUILTIN_BUFFER_NONE=y
+# UCLIBC_HAS_STDIO_BUILTIN_BUFFER_4 is not set
+# UCLIBC_HAS_STDIO_BUILTIN_BUFFER_8 is not set
+# UCLIBC_HAS_STDIO_SHUTDOWN_ON_ABORT is not set
+# UCLIBC_HAS_STDIO_GETC_MACRO is not set
+# UCLIBC_HAS_STDIO_PUTC_MACRO is not set
+UCLIBC_HAS_STDIO_AUTO_RW_TRANSITION=y
+# UCLIBC_HAS_FOPEN_LARGEFILE_MODE is not set
+UCLIBC_HAS_FOPEN_EXCLUSIVE_MODE=y
+UCLIBC_HAS_GLIBC_CUSTOM_STREAMS=y
+UCLIBC_HAS_PRINTF_M_SPEC=y
+UCLIBC_HAS_ERRNO_MESSAGES=y
+# UCLIBC_HAS_SYS_ERRLIST is not set
+UCLIBC_HAS_SIGNUM_MESSAGES=y
+# UCLIBC_HAS_SYS_SIGLIST is not set
+UCLIBC_HAS_GNU_GETOPT=y
+# UCLIBC_HAS_GNU_GETSUBOPT is not set
+
+#
+# Big and Tall
+#
+UCLIBC_HAS_REGEX=y
+# UCLIBC_HAS_REGEX_OLD is not set
+UCLIBC_HAS_FNMATCH=y
+# UCLIBC_HAS_FNMATCH_OLD is not set
+# UCLIBC_HAS_WORDEXP is not set
+UCLIBC_HAS_FTW=y
+UCLIBC_HAS_GLOB=y
+UCLIBC_HAS_GNU_GLOB=y
+
+#
+# Library Installation Options
+#
+SHARED_LIB_LOADER_PREFIX="/lib"
+RUNTIME_PREFIX="/"
+DEVEL_PREFIX="/usr/"
+
+#
+# Security options
+#
+# UCLIBC_BUILD_PIE is not set
+UCLIBC_HAS_ARC4RANDOM=y
+# HAVE_NO_SSP is not set
+# UCLIBC_HAS_SSP is not set
+UCLIBC_BUILD_RELRO=y
+UCLIBC_BUILD_NOW=y
+# UCLIBC_BUILD_NOEXECSTACK is not set
+
+#
+# uClibc development/debugging options
+#
+CROSS_COMPILER_PREFIX=""
+UCLIBC_EXTRA_CFLAGS=""
+# DODEBUG is not set
+# DODEBUG_PT is not set
+DOSTRIP=y
+# DOASSERTS is not set
+# SUPPORT_LD_DEBUG is not set
+# SUPPORT_LD_DEBUG_EARLY is not set
+# UCLIBC_MALLOC_DEBUGGING is not set
+WARNINGS="-Wall"
+# EXTRA_WARNINGS is not set
+# DOMULTI is not set
+# UCLIBC_MJN3_ONLY is not set
+
+# USE_BX is not set
+# CONFIG_GENERIC_ARM is not set
+# CONFIG_ARM610 is not set
+# CONFIG_ARM710 is not set
+# CONFIG_ARM7TDMI is not set
+# CONFIG_ARM720T is not set
+# CONFIG_ARM920T is not set
+# CONFIG_ARM922T is not set
+# CONFIG_ARM926T is not set
+# CONFIG_ARM10T is not set
+# CONFIG_ARM1136JF_S is not set
+# CONFIG_ARM1176JZ_S is not set
+# CONFIG_ARM1176JZF_S is not set
+# CONFIG_ARM_CORTEX_M3 is not set
+# CONFIG_ARM_CORTEX_M1 is not set
+# CONFIG_ARM_SA110 is not set
+# CONFIG_ARM_SA1100 is not set
+# CONFIG_ARM_XSCALE is not set
+# CONFIG_ARM_IWMMXT is not set
diff --git a/target/xtensa/uClibc.config b/target/xtensa/uClibc.config
new file mode 100644
index 0000000000..546a045347
--- /dev/null
+++ b/target/xtensa/uClibc.config
@@ -0,0 +1,190 @@
+#
+# Automatically generated make config: don't edit
+# Thu Jan 10 00:46:51 2008
+#
+# TARGET_alpha is not set
+# TARGET_arm is not set
+# TARGET_avr32 is not set
+# TARGET_bfin is not set
+# TARGET_cris is not set
+# TARGET_e1 is not set
+# TARGET_frv is not set
+# TARGET_h8300 is not set
+# TARGET_hppa is not set
+# TARGET_i386 is not set
+# TARGET_i960 is not set
+# TARGET_ia64 is not set
+# TARGET_m68k is not set
+# TARGET_microblaze is not set
+# TARGET_mips is not set
+# TARGET_nios is not set
+# TARGET_nios2 is not set
+# TARGET_powerpc is not set
+# TARGET_sh is not set
+# TARGET_sh64 is not set
+# TARGET_sparc is not set
+# TARGET_v850 is not set
+# TARGET_vax is not set
+# TARGET_x86_64 is not set
+TARGET_xtensa=y
+
+#
+# Target Architecture Features and Options
+#
+TARGET_ARCH="xtensa"
+TARGET_SUBARCH=""
+
+#
+# Using ELF file format
+#
+ARCH_HAS_MMU=y
+ARCH_USE_MMU=y
+UCLIBC_HAS_FLOATS=y
+UCLIBC_HAS_FPU=y
+DO_C99_MATH=y
+KERNEL_HEADERS="/usr/src/linux/include"
+HAVE_DOT_CONFIG=y
+
+#
+# General Library Settings
+#
+# HAVE_NO_PIC is not set
+DOPIC=y
+# HAVE_NO_SHARED is not set
+# ARCH_HAS_NO_LDSO is not set
+HAVE_SHARED=y
+# FORCE_SHAREABLE_TEXT_SEGMENTS is not set
+LDSO_LDD_SUPPORT=y
+LDSO_CACHE_SUPPORT=y
+# LDSO_PRELOAD_FILE_SUPPORT is not set
+LDSO_BASE_FILENAME="ld.so"
+# UCLIBC_STATIC_LDCONFIG is not set
+# LDSO_RUNPATH is not set
+UCLIBC_CTOR_DTOR=y
+# HAS_NO_THREADS is not set
+UCLIBC_HAS_THREADS=y
+PTHREADS_DEBUG_SUPPORT=y
+LINUXTHREADS_OLD=y
+UCLIBC_HAS_LFS=y
+# MALLOC is not set
+# MALLOC_SIMPLE is not set
+MALLOC_STANDARD=y
+MALLOC_GLIBC_COMPAT=y
+UCLIBC_DYNAMIC_ATEXIT=y
+# COMPAT_ATEXIT is not set
+# UCLIBC_SUSV3_LEGACY is not set
+UCLIBC_SUSV3_LEGACY_MACROS=y
+UCLIBC_HAS_SHADOW=y
+# UCLIBC_HAS_PROGRAM_INVOCATION_NAME is not set
+UCLIBC_HAS___PROGNAME=y
+# UNIX98PTY_ONLY is not set
+ASSUME_DEVPTS=y
+UCLIBC_HAS_TM_EXTENSIONS=y
+UCLIBC_HAS_TZ_CACHING=y
+UCLIBC_HAS_TZ_FILE=y
+UCLIBC_HAS_TZ_FILE_READ_MANY=y
+UCLIBC_TZ_FILE_PATH="/etc/TZ"
+
+#
+# Advanced Library Settings
+#
+UCLIBC_PWD_BUFFER_SIZE=256
+UCLIBC_GRP_BUFFER_SIZE=256
+
+#
+# Networking Support
+#
+UCLIBC_HAS_IPV6=y
+UCLIBC_HAS_RPC=y
+UCLIBC_HAS_FULL_RPC=y
+UCLIBC_HAS_REENTRANT_RPC=y
+# UCLIBC_USE_NETLINK is not set
+# UCLIBC_HAS_BSD_RES_CLOSE is not set
+
+#
+# String and Stdio Support
+#
+UCLIBC_HAS_STRING_GENERIC_OPT=y
+UCLIBC_HAS_STRING_ARCH_OPT=y
+UCLIBC_HAS_CTYPE_TABLES=y
+UCLIBC_HAS_CTYPE_SIGNED=y
+# UCLIBC_HAS_CTYPE_UNSAFE is not set
+UCLIBC_HAS_CTYPE_CHECKED=y
+# UCLIBC_HAS_CTYPE_ENFORCED is not set
+# UCLIBC_HAS_WCHAR is not set
+# UCLIBC_HAS_LOCALE is not set
+UCLIBC_HAS_HEXADECIMAL_FLOATS=y
+UCLIBC_HAS_GLIBC_CUSTOM_PRINTF=y
+# USE_OLD_VFPRINTF is not set
+UCLIBC_PRINTF_SCANF_POSITIONAL_ARGS=9
+UCLIBC_HAS_SCANF_GLIBC_A_FLAG=y
+# UCLIBC_HAS_STDIO_BUFSIZ_NONE is not set
+# UCLIBC_HAS_STDIO_BUFSIZ_256 is not set
+# UCLIBC_HAS_STDIO_BUFSIZ_512 is not set
+# UCLIBC_HAS_STDIO_BUFSIZ_1024 is not set
+# UCLIBC_HAS_STDIO_BUFSIZ_2048 is not set
+UCLIBC_HAS_STDIO_BUFSIZ_4096=y
+# UCLIBC_HAS_STDIO_BUFSIZ_8192 is not set
+UCLIBC_HAS_STDIO_BUILTIN_BUFFER_NONE=y
+# UCLIBC_HAS_STDIO_BUILTIN_BUFFER_4 is not set
+# UCLIBC_HAS_STDIO_BUILTIN_BUFFER_8 is not set
+# UCLIBC_HAS_STDIO_SHUTDOWN_ON_ABORT is not set
+UCLIBC_HAS_STDIO_GETC_MACRO=y
+UCLIBC_HAS_STDIO_PUTC_MACRO=y
+UCLIBC_HAS_STDIO_AUTO_RW_TRANSITION=y
+# UCLIBC_HAS_FOPEN_LARGEFILE_MODE is not set
+UCLIBC_HAS_FOPEN_EXCLUSIVE_MODE=y
+UCLIBC_HAS_GLIBC_CUSTOM_STREAMS=y
+UCLIBC_HAS_PRINTF_M_SPEC=y
+UCLIBC_HAS_ERRNO_MESSAGES=y
+# UCLIBC_HAS_SYS_ERRLIST is not set
+UCLIBC_HAS_SIGNUM_MESSAGES=y
+# UCLIBC_HAS_SYS_SIGLIST is not set
+UCLIBC_HAS_GNU_GETOPT=y
+UCLIBC_HAS_GNU_GETSUBOPT=y
+
+#
+# Big and Tall
+#
+UCLIBC_HAS_REGEX=y
+UCLIBC_HAS_REGEX_OLD=y
+UCLIBC_HAS_FNMATCH=y
+UCLIBC_HAS_FNMATCH_OLD=y
+# UCLIBC_HAS_WORDEXP is not set
+UCLIBC_HAS_FTW=y
+UCLIBC_HAS_GLOB=y
+UCLIBC_HAS_GNU_GLOB=y
+
+#
+# Library Installation Options
+#
+SHARED_LIB_LOADER_PREFIX="/lib"
+RUNTIME_PREFIX="/"
+DEVEL_PREFIX="/usr/"
+
+#
+# Security options
+#
+# UCLIBC_HAS_ARC4RANDOM is not set
+# HAVE_NO_SSP is not set
+# UCLIBC_HAS_SSP is not set
+UCLIBC_BUILD_RELRO=y
+UCLIBC_BUILD_NOW=y
+# UCLIBC_BUILD_NOEXECSTACK is not set
+
+#
+# uClibc development/debugging options
+#
+CROSS_COMPILER_PREFIX=""
+UCLIBC_EXTRA_CFLAGS=""
+# DODEBUG is not set
+# DOSTRIP is not set
+# DODEBUG_PT is not set
+# DOASSERTS is not set
+SUPPORT_LD_DEBUG=y
+# SUPPORT_LD_DEBUG_EARLY is not set
+# UCLIBC_MALLOC_DEBUGGING is not set
+WARNINGS="-Wall"
+EXTRA_WARNINGS=y
+# DOMULTI is not set
+# UCLIBC_MJN3_ONLY is not set
diff --git a/target/xtensa/xt-buildroot-overlay-install b/target/xtensa/xt-buildroot-overlay-install
new file mode 100644
index 0000000000..254da10795
--- /dev/null
+++ b/target/xtensa/xt-buildroot-overlay-install
@@ -0,0 +1,494 @@
+#!/bin/sh
+# Not every host installs perl at the same location, handle many locations:
+PATH=/usr/bin:/usr/local/bin:$PATH
+exec perl -x -S $0 ${1+"$@"}
+exit $?
+#!perl -w
+#line 8
+
+# xt-buildroot-overlay-install [-t overlay_tarball] [-b buildroot_dir] \
+# [-k kernel_dir] \
+# [-c config_name] [-l long_name] [-f] [--help]
+#
+# Creates individual overlay tarballs for gcc, binutils, gdb, and
+# the Linux kernel, out of the Xtensa Configuration Overlay tarball from
+# a Tensilica Core Package. And installs these individual tarballs
+# at the appropriate locations within a buildroot source tree.
+#
+# The Xtensa configuration overlay tarball is located in:
+# <xtensa_root>/src/xtensa-config-overlay.tar.gz
+# where <xtensa_root> is the path to the Tensilica Core Package.
+#
+# Copyright (c) 2003-2008 by Tensilica Inc. ALL RIGHTS RESERVED.
+# These coded instructions, statements, and computer programs are the
+# copyrighted works and confidential proprietary information of Tensilica Inc.
+# They may not be modified, copied, reproduced, distributed, or disclosed to
+# third parties in any manner, medium, or form, in whole or in part, without
+# the prior written consent of Tensilica Inc.
+#
+# History:
+# 2007-NOV-08 1.0 meg Initial version
+# 2007-NOV-21 1.1 meg Add -k parameter
+# 2007-DEC-06 1.2 meg Make -k and -b optional, check overlay sw vers.
+# 2008-FEB-27 1.3 meg Accept Xtensa Tools RB-2008.3 overlays
+
+$progvers = "1.3";
+$progname = $0;
+$progname =~ s|.*[/\\:]||;
+
+
+######################################################################
+#
+# Parse cmdline
+#
+
+my $overlay_tarball = undef;
+my $buildroot_dir = undef;
+my $kernel_dir = undef;
+my $config_name = undef;
+my $config_long_name = undef;
+my $force_clobber = 0;
+my $prompt = 1; # undocumented option
+
+sub usage {
+ print "$progname version $progvers\n"
+ ."Usage: $progname <parameters> [<options>]\n"
+ ."Where <parameters> are:\n"
+ ." -t file.tgz Specify path to the Xtensa Linux overlay tarball, typically\n"
+ ." <xtensa_root>/src/xtensa-config-overlay.tar.gz\n"
+ ." -b dir Path to the base of the buildroot source tree, in which\n"
+ ." package specific overlay tarballs get installed.\n"
+ ." -k dir Path to the base of the Linux kernel source tree, in which\n"
+ ." the Linux kernel specific overlay gets installed.\n"
+ ." -c config_name Name for the Xtensa processor configuration as it will be\n"
+ ." known to the open source community. Must be a lowercase\n"
+ ." identifier, starting with a letter, consisting of letters\n"
+ ." and numbers and underscores, not ending with underscore\n"
+ ." and not containing consecutive underscores. For examples:\n"
+ ." dc232b , dc232b_be , mmubasele , fsf , s5000 .\n"
+ ." -l long_name Long name for the Xtensa processor configuration, human-\n"
+ ." readable with spaces etc allowed (must be quoted).\n"
+ ." For example: 'Diamond 232L Standard Core Rev.B (LE)'\n"
+ ." Try to keep it within approximately 40 characters.\n"
+ ."And <options> are:\n"
+ ." -f If package specific overlay tarballs already exist in\n"
+ ." the destination source tree, overwrite them without asking.\n"
+ ." --help Show this usage message.\n";
+}
+
+# Get arguments:
+if (!@ARGV) {
+ usage();
+ exit 0;
+}
+while( defined($_ = shift) ) {
+ if( /^-[tbclk]$/ ) { # option taking an argument
+ my $arg = shift;
+ if( !defined($arg) ) {
+ print STDERR "$progname: ERROR: missing parameter after '$_' option\n\n";
+ usage();
+ exit 1;
+ }
+ $overlay_tarball = $arg if $_ eq "-t";
+ $buildroot_dir = $arg if $_ eq "-b";
+ $kernel_dir = $arg if $_ eq "-k";
+ $config_name = $arg if $_ eq "-c";
+ $config_long_name = $arg if $_ eq "-l";
+ next;
+ }
+ if( /^-f$/ ) {
+ $force_clobber = 1;
+ next;
+ }
+ if( /^--[m-t]{8}$/ && /[new]([wow])([pup])[fur]\1[maze]\2[tuff]/ ) {
+ $prompt = 0;
+ next;
+ }
+ if( /^-(h|help|\-h|\-help|\?)$/i ) {
+ usage();
+ exit 0;
+ }
+ print STDERR "$progname: ERROR: unrecognized option or argument '$_'\n\n";
+ usage();
+ exit 1;
+}
+
+
+######################################################################
+#
+# Validate cmdline arguments
+#
+
+ErrorU("missing -c argument (core name)")
+ unless defined($config_name);
+# Try to enforce reasonable names:
+ErrorU("-c: malformed core name '$config_name' (must be lowercase, letter followed by letters/digits, may contain underscore separators)")
+ unless $config_name =~ /^[a-z][a-z0-9]*(_[a-z0-9]+)*$/;
+ErrorU("-c: core name too short '$config_name'")
+ unless length($config_name) >= 2;
+ErrorU("-c: core name too long '$config_name'")
+ unless length($config_name) <= 16;
+
+
+ErrorU("missing -l argument (core long name)")
+ unless defined($config_long_name);
+$config_long_name =~ s/^\s+//; # trim extra whitespace...
+$config_long_name =~ s/\s+$//;
+$config_long_name =~ s/\s+/ /g;
+# Try to enforce reasonable names:
+ErrorU("-l: invalid (non-ASCII-printable) characters in core long name '$config_long_name'")
+ unless $config_long_name =~ /^[\x20-\x7E]+$/;
+ErrorU("-l: disallowed characters (\"\'\\) in core long name '$config_long_name'")
+ if $config_long_name =~ /[\'\"\\]/;
+ErrorU("-l: core long name too short '$config_long_name'")
+ unless length($config_long_name) >= 5;
+ErrorU("-l: core long name too long '$config_long_name'")
+ unless length($config_long_name) <= 60;
+
+
+#ErrorU("missing -b argument (buildroot source tree directory)")
+# unless defined($buildroot_dir);
+if (defined($buildroot_dir)) {
+ ErrorU("-b: not a directory: $buildroot_dir")
+ unless -d $buildroot_dir;
+ foreach my $p ("toolchain/gcc", "toolchain/binutils", "toolchain/gdb", "target/xtensa") {
+ ErrorU("-b: not a buildroot directory: missing $buildroot_dir/$p")
+ unless -d $buildroot_dir . "/" . $p;
+ }
+}
+
+
+#ErrorU("missing -k argument (Linux kernel source tree directory)")
+# unless defined($kernel_dir);
+if (defined($kernel_dir)) {
+ ErrorU("-k: not a directory: $kernel_dir")
+ unless -d $kernel_dir;
+ foreach my $p ("kernel", "arch/xtensa/kernel", "include/asm-xtensa") {
+ ErrorU("-k: not a Linux kernel directory: missing $kernel_dir/$p")
+ unless -d $kernel_dir . "/" . $p;
+ }
+}
+
+
+if (!defined($buildroot_dir) and !defined($kernel_dir)) {
+ print STDERR "$progname: WARNING:\n";
+ print STDERR "$progname: WARNING: Test run only, NOTHING WILL BE INSTALLED\n";
+ print STDERR "$progname: WARNING: (use -b and -k to specify install destination)\n";
+ print STDERR "$progname: WARNING:\n";
+}
+
+
+my @ovpaths = ( "/src/xtensa-config-overlay.tar.gz",
+ "/xtensa-elf/src/linux/misc/linux-overlay.tar.gz" );
+if (!defined($overlay_tarball)) {
+ # Try to locate the overlay tarball based on XTENSA_SYSTEM and XTENSA_CORE
+ # settings:
+ my $xtensa_root = `xt-xcc --show-config=config 2>/dev/null`;
+ $xtensa_root = "" unless defined($xtensa_root);
+ chomp($xtensa_root);
+ if ($xtensa_root ne "") {
+ ($overlay_tarball) = grep(-f $xtensa_root.$_, @ovpaths);
+ if (!defined($overlay_tarball)) {
+ ErrorU("Xtensa configuration overlay tarball not found: ".$xtensa_root.$ovpaths[0])
+ }
+ } else {
+ ErrorU("missing -t argument (Xtensa configuration overlay tarball filename)\n"
+ ."and no default Xtensa Core Package defined in the environment");
+ }
+} else {
+ foreach my $p ("", @ovpaths) {
+ if (-f $overlay_tarball.$p) {
+ $overlay_tarball .= $p;
+ last;
+ }
+ }
+ ErrorU("-t: file not found: $overlay_tarball") unless -f $overlay_tarball;
+}
+
+
+######################################################################
+#
+# Misc
+#
+
+my $overlay_unpacked = 0;
+my $ovdir;
+
+sub cleanup {
+ if ($overlay_unpacked) {
+ system("rm -rf '$ovdir' 2>/dev/null");
+ }
+}
+
+sub ErrorEmit {
+ my ($msg,$usage) = @_;
+ $msg =~ s|\n|"\n${progname}: ERROR: "|ge;
+ print STDERR "$progname: ERROR: $msg\n";
+ if ($usage) {
+ print "\n";
+ usage();
+ }
+ cleanup();
+ exit 1;
+}
+sub ErrorU { ErrorEmit(shift,1); }
+sub Error { ErrorEmit(shift); }
+
+
+# Read specified file (as binary), returning contents.
+#
+sub readfile {
+ my ($filename) = @_;
+ # Read the file:
+ open(INFILE,"<$filename") or Error("error reading from '$filename': $!");
+ my $savesep = $/;
+ undef $/;
+ my $file = <INFILE>;
+ $/ = $savesep;
+ close(INFILE);
+ $file;
+}
+
+# Write specified file (as binary) with first argument (string).
+#
+sub writefile {
+ my ($filename, $file) = @_;
+ # Read the file:
+ open(INFILE,">$filename") or Error("error writing to '$filename': $!");
+ print INFILE $file;
+ close(INFILE) or Error("error closing file '$filename': $!");
+}
+
+
+######################################################################
+#
+# Determine a temporary directory.
+#
+
+my $tmpdir = "/tmp";
+if (defined($ENV{"TMP"}) and -d $ENV{"TMP"}) {
+ $tmpdir = $ENV{"TMP"};
+} elsif (defined($ENV{"TEMP"}) and -d $ENV{"TEMP"}) {
+ $tmpdir = $ENV{"TEMP"};
+}
+
+
+######################################################################
+#
+# Unpack the general overlay tarball
+#
+
+my $user = defined($ENV{"USER"}) ? $ENV{"USER"} : "xtensa";
+$ovdir = $tmpdir."/tmp-overlay-${user}-$$";
+mkdir $ovdir or Error("cannot create directory $ovdir");
+$overlay_unpacked = 1;
+system("tar xfz '$overlay_tarball' -C '$ovdir'")
+ and Error("tar failed...");
+
+
+######################################################################
+#
+# Define and sanity check contents of overlay
+#
+
+my $oldpack = -f $ovdir."/xtensa-elf/src/linux/misc/core.h";
+my $pf1 = ($oldpack ? "src/" : "");
+my $pf2 = ($oldpack ? "xtensa-elf/src/linux/misc/" : "config/");
+
+my @packages = (
+ ["binutils", "toolchain/binutils",
+ ["${pf1}/binutils/xtensa-modules.c", "bfd/"],
+ ["${pf1}/binutils/xtensa-config.h", "include/"],
+ #["${pf1}/binutils/xtensa-config.sh", "ld/emulparams/"],
+ ],
+ ["gcc", "toolchain/gcc",
+ ["${pf1}/gcc/xtensa-config.h", "include/"],
+ ],
+ ["gdb", "toolchain/gdb",
+ ["${pf1}/gdb/xtensa-modules.c", "bfd/"],
+ ["${pf1}/gdb/xtensa-config.h", "include/"],
+ ["${pf1}/gdb/xtensa-config.c", "gdb/"],
+ ["${pf1}/gdb/xtensa-regmap.c", "gdb/gdbserver/"],
+ ["${pf1}/gdb/xtensa-regmap.c", "gdb/gdbserver/xtensa-xtregs.c"], # for GDB 6.8
+ ["${pf1}/gdb/xtensa-regmap.c", "gdb/xtensa-xtregs.c"], # for GDB 6.8
+ ["${pf1}/gdb/reg-xtensa.dat", "gdb/regformats/"],
+ ],
+ ["kernel", "target/xtensa", # ???
+ ["${pf2}core.h", "include/asm-xtensa/variant-${config_name}/"],
+ ["${pf2}tie.h", "include/asm-xtensa/variant-${config_name}/"],
+ ["${pf2}tie-asm.h", "include/asm-xtensa/variant-${config_name}/"],
+ ],
+);
+
+# Check that all files are present ...
+foreach my $pack (@packages) {
+ my ($pname, $buildroot_subdir, @files) = @$pack;
+ print "Checking files for $pname ...\n";
+ foreach my $f (@files) {
+ my ($src, $dst) = @$f;
+ -f $ovdir."/".$src or Error("missing '$src' in overlay tarball");
+ }
+}
+
+
+######################################################################
+#
+# Extract some useful information
+#
+
+# Extract core name as specified in the build.
+my $coreh = readfile($ovdir."/".$pf2."core.h");
+
+$coreh =~ /^\s*\#\s*define\s+XCHAL_SW_VERSION\s+(\w+)/m;
+my $swversion = $1;
+defined($swversion) or Error("missing XCHAL_SW_VERSION in overlay core.h file;\n"
+ ."overlay is too old, need RB-2008.3 (SW version 7.1.1) or later");
+
+$coreh =~ /^\s*\#\s*define\s+XCHAL_CORE_ID\s+"([^"]+)"/m;
+my $coreid = $1;
+defined($coreid) or Error("missing XCHAL_CORE_ID in overlay core.h file");
+
+$coreh =~ /^\s*\#\s*define\s+XCHAL_HW_VERSION_NAME\s+"([^"]+)"/m;
+my $hwversion = $1;
+defined($hwversion) or Error("missing XCHAL_HW_VERSION_NAME in overlay core.h file");
+
+
+$swvers_human = sprintf("%u.%u.%u",
+ $swversion/100000, (($swversion/1000) % 100), ($swversion % 1000));
+my $release = "software version $swvers_human";
+if (-f $ovdir."/release") {
+ $release = readfile($ovdir."/release");
+ chomp($release);
+}
+
+
+######################################################################
+#
+# Prompt user to be sure this is what he wants to do
+#
+
+# Catch Ctrl-C so we can do a proper cleanup:
+sub catch_term {
+ my $signame = shift;
+ #print STDERR "whoa!\n";
+ cleanup();
+ print STDERR "\n$progname: Cleaned up.\n";
+ exit 3;
+}
+$SIG{TERM} = \&catch_term;
+$SIG{HUP} = \&catch_term;
+$SIG{INT} = \&catch_term;
+
+$| = 1;
+print "\n",
+ "About to generate package-specific overlay tarballs for the following:\n",
+ "\n",
+ " Xtensa processor short name: $config_name\n";
+print " This short name overrides the name specified in the XPG: $coreid\n" if $coreid ne $config_name;
+#print " Please ensure that's the name you want. If submitted to the open source\n",
+# " community, it can be a hassle to change later on.\n";
+print " Xtensa processor description: $config_long_name\n",
+ " Targeting Xtensa HW version: $hwversion\n",
+ " Xtensa configuration overlay: $overlay_tarball\n",
+ " (release of overlay): $release\n",
+ " Destination buildroot dir: ".(defined($buildroot_dir)?$buildroot_dir:"(none, not installed)")."\n",
+ " Destination Linux kernel dir: ".(defined($kernel_dir)?$kernel_dir:"(none, not installed)")."\n",
+ "\n",
+ "Are you sure? (y/n) ";
+if ($prompt) {
+ my $line = <STDIN>;
+ chomp($line);
+ if ($line !~ /^y(es)?$/i) {
+ print "\nInstallation aborted.\n";
+ cleanup();
+ exit 2;
+ }
+} else {
+ print "YES [no prompt]\n";
+}
+print "\n";
+
+
+######################################################################
+#
+# Now generate the tarballs
+#
+
+# Now generate each tarball ...
+foreach my $pack (@packages) {
+ my ($pname, $buildroot_subdir, @files) = @$pack;
+ my $tarname = "${pname}-xtensa_${config_name}.tgz";
+ my $fulltarname;
+ if (defined($buildroot_dir)) {
+ my $tarsubname = $buildroot_subdir . "/" . $tarname;
+ print "Generating and installing $tarsubname ...\n";
+ $fulltarname = $buildroot_dir . "/" . $tarsubname;
+ } else {
+ print "Generating $tarname ...\n";
+ $fulltarname = $ovdir . "/" . $tarname;
+ }
+ if (-e $fulltarname) {
+ if ($force_clobber or !defined($buildroot_dir)) {
+ unlink($fulltarname) or Error("could not delete '$fulltarname': $!");
+ } else {
+ Error("destination tarball already exists: '$fulltarname'");
+ }
+ }
+ my $pdir = $ovdir."/tmp-".$pname;
+ system("rm -fr '${pdir}' 2>/dev/null");
+ mkdir $pdir or Error("cannot create directory $pdir");
+ foreach my $f (@files) {
+ my ($src, $dst) = @$f;
+ # If $dst ends in / , take filename from $src :
+ if ($dst =~ m|/$|) {
+ my $fname = $src;
+ $fname =~ s|^.*/||;
+ $dst .= $fname;
+ }
+ # Ensure destination directory exists:
+ my $dstdir = $pdir;
+ while ($dst =~ s|^([^/]+)/+||) {
+ $dstdir .= "/" . $1;
+ mkdir($dstdir);
+ }
+ # Read file:
+ my $content = readfile($ovdir."/".$src);
+
+ # Adjust contents of file.
+ # Fix-up typo:
+ $content =~ s/XCHAL_SA_(NCP|CP\d+)_/XCHAL_$1_SA_/g;
+ # Update core name info:
+ my $iscore = ($content =~ s/^(\s*\#\s*define\s+XCHAL_CORE_ID\s+)"[^"]+"/$1"$config_name"/mg);
+ $iscore or $content =~ s{^(\s*\#\s*define\s+XCHAL_INST_FETCH_WIDTH\s+\S+\s*(/\*[^\*]*\*/)?\s*$)}
+ {$1\n\#undef XCHAL_CORE_ID\n\#define XCHAL_CORE_ID\t\t\t"$config_name"\n}smg;
+ # Update core description info:
+ $content =~ s/^(\s*\#\s*define\s+XCHAL_CORE_DESCRIPTION\s+)"[^"]+"/$1"$config_long_name"/mg
+ or $content =~ s{^(\s*\#\s*define\s+XCHAL_CORE_ID\s+\S+\s*(/\*[^\*]*\*/)?\s*$)}
+ {"$1\n" . ($iscore ? "" : "\n\#undef XCHAL_CORE_DESCRIPTION\n")
+ . "\#define XCHAL_CORE_DESCRIPTION\t\t\"${config_long_name}\""}smge;
+
+ # Write (possibly modified) file:
+ writefile($dstdir."/".$dst, $content);
+ }
+ my $tarcmd = "tar cfz '${fulltarname}' -C '${pdir}' .";
+ system($tarcmd) and Error("failed executing: $tarcmd");
+
+ # Install Linux kernel overlay:
+ if ($pname eq "kernel" and defined($kernel_dir)) {
+ print "Installing Linux kernel overlay from $tarname ...\n";
+ my $untarcmd = "tar xfz '${fulltarname}' -C '${kernel_dir}' .";
+ system($untarcmd) and Error("failed executing: $tarcmd");
+ }
+ # Possible TODO: update arch/xtensa/{Kconfig,Makefile} to add this config?
+}
+
+
+######################################################################
+#
+# The End
+#
+
+cleanup();
+print "Done.\n";
+exit 0;
+