Atmel samd: add support for SAMD21

Tested with SAMD21J18A on the SAMD21 Xplained Pro board.

Change-Id: Ice9ebcd229ed038b3193baf92d910f9256d7ce91
Signed-off-by: Andrey Yurovsky <yurovsky@gmail.com>
Reviewed-on: http://openocd.zylin.com/1873
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
Grammatical cleanup to Tcl Scripting chapter of User's Guide

Changes solely to the Tcl Scripting API chapter of the UG:

* Some grammatical cleanup
* Fix formatting issues (@example and @verbatim formatting)
* Add references to missing OSes OpenBSD, NetBSD and eCos.

Change-Id: I3ec1a192a0b1e0a207dceb76fd39008d01e287a5
Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Reviewed-on: http://openocd.zylin.com/1872
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
Conform to C99 integer types format specifiers

Review and modify to conform to C99 integer types format specifiers.
Use arm-none-eabi toolchain to build successfully.

Change-Id: If855072a8f88886809309155ac6d031dcfcbc4b2
Signed-off-by: Hsiangkai Wang <hsiangkai@gmail.com>
Signed-off-by: Hsiangkai <hsiangkai@gmail.com>
Reviewed-on: http://openocd.zylin.com/1794
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
Initial commit
ARC Give us a plain text Getting started manual.

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: introduce the arc32 to src/target

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: introduce the arc_jtag to src/target

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: introduce the arc700 to src/target

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: initial config scripts to tcl/board|cpu/arc|target

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: introduce ARC to the build system

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: give us space to store image to load

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: add read and write to/from memory

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: provide generic register and memory access functions

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: introduce write file to memory

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: doc update on startup sequence + gdb connection

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: write block to memory & transaction reset

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: reorganize register map ifo arc-elf32-gdb v7.5.1

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: get us into add breakpoint and first step

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: prevent us from "Error: GDB missing ack(2) - assumed good"

Signed-off-by: Frank Dols <frank.dols@synopsys.com>
ARC: walk the ARC JTAG TAP in right sequence.

Signed-off-by: Frank Dols <frank.dols@synopsys.com>