gdb: arc: Bump to ARC GNU Tools 2014.08 release

Signed-off-by: Anton Kolesov <Anton.Kolesov@synopsys.com>
qt: add support for ARC architecture

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
DON'T MERGE: qt: fix compilation on ARC (missing "__sync_add_and_fetch_4")

Required only for current TLS/NPTL-enabled toolchain.
With stock 4.8-R3 toolchain just add "-matomic" to CXXFLAGS instead.

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
ARC: enable NPTL for ARC architecture

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
arc: Add defconfigs used for the release process

Signed-off-by: Anton Kolesov <Anton.Kolesov@synopsys.com>
busybox: arc: Disable monotonic syscall

For some reasons "monotonic" timer system call fails on arc. As a workaround we
disable use of this system call in the busybox configuration.

Signed-off-by: Anton Kolesov <Anton.Kolesov@synopsys.com>
arc: Add busybox config

1. Enabled there telnetd and ftpd.
2. Enable getopts
3. Disable eject (was causing some troubles sometimes)

Signed-off-by: Anton Kolesov <Anton.Kolesov@synopsys.com>
arc: Add a custom overlay

Add an overlay that does many nice things:
1. Includes touch screen calibration
2. Configures input for Qt
3. Configures inetd to accept connectiosn for ftpd & telnetd
4. Configures eth0 for nSIM SystemC model
5. Mounts NFS share on host
6. Reconfigures inittab, to avoid getty
7. Configures DNS servers

Signed-off-by: Anton Kolesov <Anton.Kolesov@synopsys.com>
arc: Add some uclibc patches

Signed-off-by: Anton Kolesov <Anton.Kolesov@synopsys.com>
arc: Support different architecture options

Allow the choose either ARCompact or ARC v2 CPU. Allow to set whether hardware
atomic extensions are available on target CPU, if yes, then -matomic will be
passes to GCC.

Signed-off-by: Anton Kolesov <Anton.Kolesov@synopsys.com>
uclibc: arc: Configure for HS

Signed-off-by: Anton Kolesov <Anton.Kolesov@synopsys.com>