[PATCH RTEMS 7/7] libtests/openfirmware: Added a testsuite for openfirmware
Niteesh G. S.
niteesh.gs at gmail.com
Sat Aug 8 08:01:54 UTC 2020
ping.
On Wed, Aug 5, 2020 at 12:16 AM Christian Mauderer <oss at c-mauderer.de>
wrote:
> Hello,
>
> I think the big question is: Should we make that a public API and keep
> it in cpukit or should we make it a BSP support code and move ti to the
> bsps/shared section?
>
> Sebastian and Gedare: Like Niteesh said: There have been some different
> directions in the past. Which one should be the target?
>
> Best regards
>
> Christian
>
> On 04/08/2020 20:36, Niteesh G. S. wrote:
> > Ping.
> >
> > On Sun, Aug 2, 2020 at 2:44 PM Niteesh G. S. <niteesh.gs at gmail.com
> > <mailto:niteesh.gs at gmail.com>> wrote:
> >
> > Hello,
> >
> > I went through some of my previous conversations to summarize the
> > various directories
> > suggested by people. Maybe this will help to come up with a
> conclusion.
> >
> > In my first porting commit, I placed the files under
> > cpukit/libfreebsd this caused issues like
> > accessing BSP dependent functions like bsp_fdt_get() therefore
> > Christian suggested moving
> > the files to bsps/shared.
> > https://lists.rtems.org/pipermail/devel/2020-May/059959.html
> > I then posted the patches on the mailing lists after moving the
> > files to bsps/shared. After this
> > Sebastian suggested moving these back to cpukit since they are BSP
> > independent. And add
> > an API to register FDTs since this would allow for unit testing. But
> > later instead of API we
> > started using linker wrappers.
> > https://lists.rtems.org/pipermail/devel/2020-May/059978.html
> > https://lists.rtems.org/pipermail/devel/2020-June/060025.html
> > Gedare also suggested having the files in cpukit since this would
> > allow for easier synchronization
> > with FreeBSD.
> > https://lists.rtems.org/pipermail/devel/2020-May/059807.html
> >
> > Thanks,
> > Niteesh.
> >
> > On Thu, Jul 30, 2020 at 1:03 AM Gedare Bloom <gedare at rtems.org
> > <mailto:gedare at rtems.org>> wrote:
> >
> > On Wed, Jul 29, 2020 at 12:33 PM Christian Mauderer
> > <oss at c-mauderer.de <mailto:oss at c-mauderer.de>> wrote:
> > >
> > >
> > >
> > > On 29/07/2020 20:21, Gedare Bloom wrote:
> > > > On Wed, Jul 29, 2020 at 12:10 PM Christian Mauderer
> > <oss at c-mauderer.de <mailto:oss at c-mauderer.de>> wrote:
> > > >>
> > > >> On 29/07/2020 19:55, Gedare Bloom wrote:
> > > >>> On Wed, Jul 29, 2020 at 10:44 AM Christian Mauderer
> > <oss at c-mauderer.de <mailto:oss at c-mauderer.de>> wrote:
> > > >>>>
> > > >>>> On 29/07/2020 18:07, Gedare Bloom wrote:
> > > >>>>> On Wed, Jul 15, 2020 at 12:32 AM G S Niteesh Babu
> > <niteesh.gs at gmail.com <mailto:niteesh.gs at gmail.com>> wrote:
> > > >>>>>>
> > > >>>>>> ---
> > > >>>>>> spec/build/testsuites/libtests/grp.yml | 3 +
> > > >>>>>> .../testsuites/libtests/openfirmware01.yml | 20 +++
> > > >>>>>> testsuites/libtests/openfirmware01/init.c | 147
> > ++++++++++++++++++
> > > >>>>>> .../openfirmware01/openfirmware01.doc | 29
> ++++
> > > >>>>>> .../openfirmware01/openfirmware01.scn | 2 +
> > > >>>>>> testsuites/libtests/openfirmware01/some.c | 52
> > +++++++
> > > >>>>>> testsuites/libtests/openfirmware01/some.dts | 54
> > +++++++
> > > >>>>>> testsuites/libtests/openfirmware01/some.h | 15 ++
> > > >>>>>> 8 files changed, 322 insertions(+)
> > > >>>>>> create mode 100644
> > spec/build/testsuites/libtests/openfirmware01.yml
> > > >>>>>> create mode 100644
> > testsuites/libtests/openfirmware01/init.c
> > > >>>>>> create mode 100644
> > testsuites/libtests/openfirmware01/openfirmware01.doc
> > > >>>>>> create mode 100644
> > testsuites/libtests/openfirmware01/openfirmware01.scn
> > > >>>>>> create mode 100644
> > testsuites/libtests/openfirmware01/some.c
> > > >>>>>> create mode 100644
> > testsuites/libtests/openfirmware01/some.dts
> > > >>>>>> create mode 100644
> > testsuites/libtests/openfirmware01/some.h
> > > >>>>>>
> > > >>>>>> diff --git a/spec/build/testsuites/libtests/grp.yml
> > b/spec/build/testsuites/libtests/grp.yml
> > > >>>>>> index f1de6cd75f..56e84d2c89 100644
> > > >>>>>> --- a/spec/build/testsuites/libtests/grp.yml
> > > >>>>>> +++ b/spec/build/testsuites/libtests/grp.yml
> > > >>>>>> @@ -11,6 +11,7 @@ install: []
> > > >>>>>> ldflags:
> > > >>>>>> - -Wl,--wrap=printf
> > > >>>>>> - -Wl,--wrap=puts
> > > >>>>>> +- -Wl,--wrap=bsp_fdt_get
> > > >>>>>> links:
> > > >>>>>> - role: build-dependency
> > > >>>>>> uid: optbin2c
> > > >>>>>> @@ -312,6 +313,8 @@ links:
> > > >>>>>> uid: write
> > > >>>>>> - role: build-dependency
> > > >>>>>> uid: writev
> > > >>>>>> +- role: build-dependency
> > > >>>>>> + uid: openfirmware01
> > > >>>>>> type: build
> > > >>>>>> use-after:
> > > >>>>>> - rtemstest
> > > >>>>>> diff --git
> > a/spec/build/testsuites/libtests/openfirmware01.yml
> > b/spec/build/testsuites/libtests/openfirmware01.yml
> > > >>>>>> new file mode 100644
> > > >>>>>> index 0000000000..8feb69eb1e
> > > >>>>>> --- /dev/null
> > > >>>>>> +++ b/spec/build/testsuites/libtests/openfirmware01.yml
> > > >>>>>> @@ -0,0 +1,20 @@
> > > >>>>>> +SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
> > > >>>>>> +build-type: test-program
> > > >>>>>> +cflags: []
> > > >>>>>> +copyrights:
> > > >>>>>> +- Copyright (C) 2020 Niteesh G S
> > > >>>>>> +cppflags: []
> > > >>>>>> +cxxflags: []
> > > >>>>>> +enabled-by: true
> > > >>>>>> +features: c cprogram
> > > >>>>>> +includes: []
> > > >>>>>> +ldflags: []
> > > >>>>>> +links: []
> > > >>>>>> +source:
> > > >>>>>> +- testsuites/libtests/openfirmware01/init.c
> > > >>>>>> +- testsuites/libtests/openfirmware01/some.c
> > > >>>>>> +stlib: []
> > > >>>>>> +target: testsuites/libtests/openfirmware01.exe
> > > >>>>>> +type: build
> > > >>>>>> +use-after: []
> > > >>>>>> +use-before: []
> > > >>>>>> diff --git a/testsuites/libtests/openfirmware01/init.c
> > b/testsuites/libtests/openfirmware01/init.c
> > > >>>>>> new file mode 100644
> > > >>>>>> index 0000000000..fc38e6c513
> > > >>>>>> --- /dev/null
> > > >>>>>> +++ b/testsuites/libtests/openfirmware01/init.c
> > > >>>>>> @@ -0,0 +1,147 @@
> > > >>>>>> +/* SPDX-License-Identifier: BSD-2-Clause */
> > > >>>>>> +
> > > >>>>>> +/*
> > > >>>>>> + * Copyright (C) <2020> Niteesh G S
> > <niteesh.gs at gmail.com <mailto:niteesh.gs at gmail.com>>
> > > >>>>>> + *
> > > >>>>>> + * Redistribution and use in source and binary forms,
> > with or without
> > > >>>>>> + * modification, are permitted provided that the
> > following conditions
> > > >>>>>> + * are met:
> > > >>>>>> + * 1. Redistributions of source code must retain the
> > above copyright
> > > >>>>>> + * notice, this list of conditions and the
> > following disclaimer.
> > > >>>>>> + * 2. Redistributions in binary form must reproduce
> > the above copyright
> > > >>>>>> + * notice, this list of conditions and the
> > following disclaimer in the
> > > >>>>>> + * documentation and/or other materials provided
> > with the distribution.
> > > >>>>>> + *
> > > >>>>>> + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
> > AND CONTRIBUTORS "AS IS"
> > > >>>>>> + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
> > BUT NOT LIMITED TO, THE
> > > >>>>>> + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
> > FOR A PARTICULAR PURPOSE
> > > >>>>>> + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
> > OWNER OR CONTRIBUTORS BE
> > > >>>>>> + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
> > SPECIAL, EXEMPLARY, OR
> > > >>>>>> + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
> > TO, PROCUREMENT OF
> > > >>>>>> + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
> > PROFITS; OR BUSINESS
> > > >>>>>> + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
> > LIABILITY, WHETHER IN
> > > >>>>>> + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
> > NEGLIGENCE OR OTHERWISE)
> > > >>>>>> + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
> > EVEN IF ADVISED OF THE
> > > >>>>>> + * POSSIBILITY OF SUCH DAMAGE.
> > > >>>>>> + */
> > > >>>>>> +
> > > >>>>>> +#ifdef HAVE_CONFIG_H
> > > >>>>>> +#include "config.h"
> > > >>>>>> +#endif
> > > >>>>>> +
> > > >>>>>> +#include <tmacros.h>
> > > >>>>>> +#include <stdio.h>
> > > >>>>>> +#include <stdlib.h>
> > > >>>>>> +#include <libfdt.h>
> > > >>>>>> +#include <sys/endian.h>
> > > >>>>>> +#include <dev/ofw/openfirm.h>
> > > >>>>>> +
> > > >>>>>> +#include "some.h"
> > > >>>>>> +
> > > >>>>>> +#define BUF_SIZE 100
> > > >>>>>> +
> > > >>>>>> +const char rtems_test_name[] = "OpenFirmWare 01";
> > > >>>>>> +
> > > >>>>>> +const void *__wrap_bsp_fdt_get(void);
> > > >>>>>> +const void *__real_bsp_fdt_get(void);
> > > >>>>>> +
> > > >>>>>> +const void *__wrap_bsp_fdt_get(void)
> > > >>>>>> +{
> > > >>>>>> + if (some_bin != NULL) {
> > > >>>>>> + return &some_bin[0];
> > > >>>>>> + }
> > > >>>>>> + return __real_bsp_fdt_get();
> > > >>>>>> +}
> > > >>>>>> +
> > > >>>>>> +static void Init(rtems_task_argument arg)
> > > >>>>>> +{
> > > >>>>>> + int rv;
> > > >>>>>> + phandle_t d;
> > > >>>>>> + phandle_t l;
> > > >>>>>> + phandle_t t;
> > > >>>>>> + phandle_t root;
> > > >>>>>> + phandle_t temp;
> > > >>>>>> + uint32_t *arr;
> > > >>>>>> + char buf[BUF_SIZE];
> > > >>>>>> + char *bufp;
> > > >>>>>> + ssize_t buf_len;
> > > >>>>>> +
> > > >>>>>> + TEST_BEGIN();
> > > >>>>>> + buf_len = sizeof(buf);
> > > >>>>>> +
> > > >>>>>> + /*
> > > >>>>>> + * Cannot use fdt_path_offset to compare because
> > > >>>>>> + * the OF interface uses the offset from the ftdp
> > > >>>>>> + * to the node as phandle.
> > > >>>>>> + */
> > > >>>>>> + root = OF_finddevice("/");
> > > >>>>>> + rtems_test_assert(root == 56);
> > > >>>>>> +
> > > >>>>>> + root = OF_peer(0);
> > > >>>>>> + rtems_test_assert(root == 56);
> > > >>>>>> +
> > > >>>>>> + d = OF_child(root);
> > > >>>>>> + temp = OF_finddevice("/d");
> > > >>>>>> + rtems_test_assert(d == temp);
> > > >>>>>> +
> > > >>>>>> + temp = OF_parent(d);
> > > >>>>>> + rtems_test_assert(root == temp);
> > > >>>>>> +
> > > >>>>>> + rv = OF_getprop(d, "e", buf, buf_len);
> > > >>>>>> + rtems_test_assert(rv != -1);
> > > >>>>>> + rtems_test_assert(strcmp(buf, "f") == 0);
> > > >>>>>> +
> > > >>>>>> + rv = OF_hasprop(d, "g");
> > > >>>>>> + rtems_test_assert(rv == 1);
> > > >>>>>> +
> > > >>>>>> + rv = OF_getproplen(root, "model");
> > > >>>>>> + rtems_test_assert(rv == 2);
> > > >>>>>> +
> > > >>>>>> + rv = OF_nextprop(d, "e", buf, buf_len);
> > > >>>>>> + rtems_test_assert(rv == 1);
> > > >>>>>> + rtems_test_assert(strcmp(buf, "g") == 0);
> > > >>>>>> +
> > > >>>>>> + l = OF_finddevice("/m at 1248");
> > > >>>>>> + rv = OF_searchprop(l, "model", buf, buf_len);
> > > >>>>>> + rtems_test_assert(rv != -1);
> > > >>>>>> + rtems_test_assert(strcmp(buf, "c") == 0);
> > > >>>>>> +
> > > >>>>>> + rv = OF_getprop_alloc(root, "compatible", (void
> > **)&bufp);
> > > >>>>>> + rtems_test_assert(rv != -1);
> > > >>>>>> + rtems_test_assert(strcmp(bufp, "a,b") == 0);
> > > >>>>>> + OF_prop_free(bufp);
> > > >>>>>> +
> > > >>>>>> + rv = OF_getprop_alloc_multi(l, "n", sizeof(*arr),
> > (void **)&arr);
> > > >>>>>> + rtems_test_assert(rv == 2);
> > > >>>>>> + rtems_test_assert(arr[0] == htobe32(0xdeadbeef));
> > > >>>>>> + rtems_test_assert(arr[1] == htobe32(0x12345678));
> > > >>>>>> +
> > > >>>>>> + rv = OF_getencprop_alloc_multi(l, "n",
> > sizeof(*arr), (void **)&arr);
> > > >>>>>> + rtems_test_assert(rv == 2);
> > > >>>>>> + rtems_test_assert(arr[0] == 0xdeadbeef);
> > > >>>>>> + rtems_test_assert(arr[1] == 0x12345678);
> > > >>>>>> +
> > > >>>>>> + t = OF_finddevice("/t");
> > > >>>>>> + rv = OF_nextprop(t, "u", buf, buf_len);
> > > >>>>>> + rtems_test_assert(rv == 0);
> > > >>>>>> +
> > > >>>>>> + rv = OF_nextprop(d, "e", buf, buf_len);
> > > >>>>>> + rtems_test_assert(rv == 1);
> > > >>>>>> +
> > > >>>>>
> > > >>>>> ok, so these are intended to be application-visible. The
> > interface is
> > > >>>>> not standard though, as far as I know. So, I think we
> > need to ensure
> > > >>>>> we provide an RTEMS-friendly namespace for this OF API,
> > and make sure
> > > >>>>> the header files are properly arranged for
> > visibility/layering.
> > > >>>>>
> > > >>>>> Everything else seems fine to me in a quick glance.
> > > >>>>
> > > >>>> Hello Gedare,
> > > >>>>
> > > >>>> the interface is ported from FreeBSD. It's an internal
> > one in FreeBSD
> > > >>>> but I think it is useful for application drivers too.
> > > >>>>
> > > >>>> What would you suggest regarding the namespace. I'm not a
> > big fan of
> > > >>>> changing imported FreeBSD code.
> > > >>>>
> > > >>>
> > > >>> Background: The problem we have to avoid is polluting the
> user
> > > >>> namespace. Software in kernel space, such as FreeBSD and
> other
> > > >>> monolithic kernels, don't have that problem.
> > > >>>
> > > >>> I haven't studied the usage closely, I guess the pinmux is
> > the main
> > > >>> thing, but I'd like to understand if the FreeBSD symbols
> > need to be
> > > >>> exposed.
> > > >>>
> > > >>> Would it be feasible to introduce an rtems-branded API for
> > this stuff,
> > > >>> and provide a wrapper in libbsd for compatibility? Imagine
> > something
> > > >>> like....
> > > >>>
> > > >>> <rtems/dev/openfirmware.h>
> > > >>> rtems_openfirmware_finddevice(char *s);
> > > >>>
> > > >>> freebsd-compat:
> > > >>> #define OF_finddevice rtems_openfirmware_finddevice
> > > >>>
> > > >>> You could even then reuse other ofw interfaces, like:
> > > >>> linux-compat:
> > > >>> #define of_finddevice rtems_openfirmware_finddevice
> > > >>>
> > > >>> Just for example.
> > > >>>
> > > >>> This way, we only pollute the namespace if someone pulls
> > in the bsd library.
> > > >>>
> > > >>> If the FreeBSD symbols have to be available inside RTEMS
> > to support
> > > >>> drivers without libbsd, then I would rather see the
> > symbols converted
> > > >>> to macros that link to namespace-friendly functions
> instead.
> > > >>>
> > > >>> Gedare
> > > >>
> > > >> The main problem was that the openfirmware stuff is ported
> > from FreeBSD
> > > >> and someone (don't remember exactly who, possible that it
> > was me)
> > > >> suggestet that the ported files should be placed in cpukit
> > rather than
> > > >> in the BSP section. With that it's quite hard to use the
> > interfaces in a
> > > >> BSP driver without installing some headers.
> > > >>
> > > >
> > > > Let's step back for one minute and determine the
> > requirements for the
> > > > ofw support.
> > > >
> > > > Clearly it needs to be available for BSP code to use.
> > > >
> > > > Does it need to be available for user application (non-BSP)
> > code?
> > >
> > > Not really. Maybe could be usefull for closed BSPs with
> > drivers that are
> > > not put back to RTEMS. But as an open source project I don't
> > think that
> > > we have to take these into account as long as non of us needs
> > the feature.
> > >
> > Then we don't need a public API. That is a bit easier. Closed
> > BSPs can
> > poke under the hood if they need to, and we don't need to really
> > care
> > as you say.
> >
> > > >
> > > > Does it need to be available for any driver frameworks in
> > cpukit?
> > >
> > > Not as far as I can tell. Of course it would be possible to
> > say that it
> > > _is_ a driver framework.
> > >
> > Right, but if the code base itself does not need to be accessed
> from
> > within cpukit, then it doesn't need to be in the cpukit.
> >
> > > >
> > > > Does it need to be available for libbsd?
> > >
> > > Can be usefull to reduce the duplication of code in libbsd and
> > RTEMS.
> > >
> >
> > In this case though, libbsd could still provide the headers, if
> the
> > code can be found/linked through the installed rtems. So, it
> > seems to
> > me that we don't need to have public headers at all. Then, this
> > entire
> > piece of code can reside in the bsps/ layer and can be
> > namespaced like
> > other bsp code if necessary.
> >
> > > >
> > > > I think answers to those 3 questions will help to decide what
> > > > direction to proceed.
> > > >
> > > >>>
> > > >>>> Best regards
> > > >>>>
> > > >>>> Christian
> > > >>>>
> > > >>>>>
> > > >>>>>> + TEST_END();
> > > >>>>>> +
> > > >>>>>> + rtems_test_exit(0);
> > > >>>>>> +}
> > > >>>>>> +
> > > >>>>>> +#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
> > > >>>>>> +#define
> CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
> > > >>>>>> +
> > > >>>>>> +#define CONFIGURE_MAXIMUM_TASKS 1
> > > >>>>>> +
> > > >>>>>> +#define CONFIGURE_INITIAL_EXTENSIONS
> > RTEMS_TEST_INITIAL_EXTENSION
> > > >>>>>> +
> > > >>>>>> +#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
> > > >>>>>> +
> > > >>>>>> +#define CONFIGURE_INIT
> > > >>>>>> +
> > > >>>>>> +#include <rtems/confdefs.h>
> > > >>>>>> \ No newline at end of file
> > > >>>>>> diff --git
> > a/testsuites/libtests/openfirmware01/openfirmware01.doc
> > b/testsuites/libtests/openfirmware01/openfirmware01.doc
> > > >>>>>> new file mode 100644
> > > >>>>>> index 0000000000..a9d2085798
> > > >>>>>> --- /dev/null
> > > >>>>>> +++
> b/testsuites/libtests/openfirmware01/openfirmware01.doc
> > > >>>>>> @@ -0,0 +1,29 @@
> > > >>>>>> +This file describes the directives and concepts tested
> > by this test set.
> > > >>>>>> +
> > > >>>>>> +test set name: openfirmware01
> > > >>>>>> +
> > > >>>>>> +directives:
> > > >>>>>> +
> > > >>>>>> + - OF_peer
> > > >>>>>> + - OF_child
> > > >>>>>> + - OF_parent
> > > >>>>>> + - OF_getproplen
> > > >>>>>> + - OF_getprop
> > > >>>>>> + - OF_getencprop
> > > >>>>>> + - OF_hasprop
> > > >>>>>> + - OF_searchprop
> > > >>>>>> + - OF_searchencprop
> > > >>>>>> + - OF_getprop_alloc
> > > >>>>>> + - OF_getprop_alloc_multi
> > > >>>>>> + - OF_getencprop_alloc
> > > >>>>>> + - OF_getencprop_alloc_multi
> > > >>>>>> + - OF_prop_free
> > > >>>>>> + - OF_nextprop
> > > >>>>>> + - OF_setprop
> > > >>>>>> + - OF_canon
> > > >>>>>> + - OF_finddevice
> > > >>>>>> + - OF_package_to_path
> > > >>>>>> +
> > > >>>>>> +concepts:
> > > >>>>>> +
> > > >>>>>> + - Ensure that some openfimware functions work as
> > expected.
> > > >>>>>> diff --git
> > a/testsuites/libtests/openfirmware01/openfirmware01.scn
> > b/testsuites/libtests/openfirmware01/openfirmware01.scn
> > > >>>>>> new file mode 100644
> > > >>>>>> index 0000000000..38abbdfc45
> > > >>>>>> --- /dev/null
> > > >>>>>> +++
> b/testsuites/libtests/openfirmware01/openfirmware01.scn
> > > >>>>>> @@ -0,0 +1,2 @@
> > > >>>>>> +*** BEGIN OF TEST OPENFIRMWARE 1 ***
> > > >>>>>> +*** END OF TEST OPENFIRMWARE 1 ***
> > > >>>>>> diff --git a/testsuites/libtests/openfirmware01/some.c
> > b/testsuites/libtests/openfirmware01/some.c
> > > >>>>>> new file mode 100644
> > > >>>>>> index 0000000000..5eed911204
> > > >>>>>> --- /dev/null
> > > >>>>>> +++ b/testsuites/libtests/openfirmware01/some.c
> > > >>>>>> @@ -0,0 +1,52 @@
> > > >>>>>> +/*
> > > >>>>>> + * Declarations for C structure representing binary
> > file some.bin
> > > >>>>>> + *
> > > >>>>>> + * WARNING: Automatically generated -- do not edit!
> > > >>>>>> + */
> > > >>>>>> +
> > > >>>>>> +#include <sys/types.h>
> > > >>>>>> +
> > > >>>>>> +const unsigned char some_bin[] = {
> > > >>>>>> + 0xd0, 0x0d, 0xfe, 0xed, 0x00, 0x00, 0x01, 0xd8,
> > 0x00, 0x00, 0x00, 0x38,
> > > >>>>>> + 0x00, 0x00, 0x01, 0x90, 0x00, 0x00, 0x00, 0x28,
> > 0x00, 0x00, 0x00, 0x11,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00,
> > 0x00, 0x00, 0x00, 0x48,
> > > >>>>>> + 0x00, 0x00, 0x01, 0x58, 0x00, 0x00, 0x00, 0x00,
> > 0x00, 0x00, 0x00, 0x00,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> > 0x00, 0x00, 0x00, 0x01,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03,
> > 0x00, 0x00, 0x00, 0x04,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x00, 0x61, 0x2c, 0x62, 0x00,
> > 0x00, 0x00, 0x00, 0x03,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x0b,
> > 0x00, 0x00, 0x00, 0x01,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x04,
> > 0x00, 0x00, 0x00, 0x1a,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x03,
> > 0x00, 0x00, 0x00, 0x02,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x26, 0x63, 0x00, 0x00, 0x00,
> > 0x00, 0x00, 0x00, 0x01,
> > > >>>>>> + 0x64, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03,
> > 0x00, 0x00, 0x00, 0x02,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x09, 0x66, 0x00, 0x00, 0x00,
> > 0x00, 0x00, 0x00, 0x03,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x2c,
> > 0x00, 0x00, 0x00, 0x01,
> > > >>>>>> + 0x68, 0x40, 0x30, 0x00, 0x00, 0x00, 0x00, 0x02,
> > 0x00, 0x00, 0x00, 0x01,
> > > >>>>>> + 0x68, 0x40, 0x31, 0x00, 0x00, 0x00, 0x00, 0x03,
> > 0x00, 0x00, 0x00, 0x04,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x2e, 0x00, 0x00, 0x00, 0x7b,
> > 0x00, 0x00, 0x00, 0x02,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x01,
> > 0x61, 0x6c, 0x69, 0x61,
> > > >>>>>> + 0x73, 0x65, 0x73, 0x00, 0x00, 0x00, 0x00, 0x03,
> > 0x00, 0x00, 0x00, 0x08,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x30, 0x2f, 0x6d, 0x40, 0x31,
> > 0x32, 0x34, 0x38, 0x00,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x01,
> > 0x6d, 0x40, 0x31, 0x32,
> > > >>>>>> + 0x34, 0x38, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03,
> > 0x00, 0x00, 0x00, 0x08,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x32, 0xde, 0xad, 0xbe, 0xef,
> > 0x12, 0x34, 0x56, 0x78,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x04,
> > 0x00, 0x00, 0x00, 0x34,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x03,
> > 0x00, 0x00, 0x00, 0x04,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x3a, 0x00, 0x00, 0x00, 0x01,
> > 0x00, 0x00, 0x00, 0x01,
> > > >>>>>> + 0x6f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03,
> > 0x00, 0x00, 0x00, 0x00,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x42, 0x00, 0x00, 0x00, 0x02,
> > 0x00, 0x00, 0x00, 0x01,
> > > >>>>>> + 0x71, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03,
> > 0x00, 0x00, 0x00, 0x02,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x44, 0x73, 0x00, 0x00, 0x00,
> > 0x00, 0x00, 0x00, 0x02,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x01,
> > 0x74, 0x00, 0x00, 0x00,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x04,
> > 0x00, 0x00, 0x00, 0x46,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02,
> > 0x00, 0x00, 0x00, 0x02,
> > > >>>>>> + 0x00, 0x00, 0x00, 0x09, 0x63, 0x6f, 0x6d, 0x70,
> > 0x61, 0x74, 0x69, 0x62,
> > > >>>>>> + 0x6c, 0x65, 0x00, 0x23, 0x61, 0x64, 0x64, 0x72,
> > 0x65, 0x73, 0x73, 0x2d,
> > > >>>>>> + 0x63, 0x65, 0x6c, 0x6c, 0x73, 0x00, 0x23, 0x73,
> > 0x69, 0x7a, 0x65, 0x2d,
> > > >>>>>> + 0x63, 0x65, 0x6c, 0x6c, 0x73, 0x00, 0x6d, 0x6f,
> > 0x64, 0x65, 0x6c, 0x00,
> > > >>>>>> + 0x67, 0x00, 0x77, 0x00, 0x6b, 0x00, 0x6e, 0x00,
> > 0x6c, 0x69, 0x6e, 0x75,
> > > >>>>>> + 0x78, 0x2c, 0x70, 0x68, 0x61, 0x6e, 0x64, 0x6c,
> > 0x65, 0x00, 0x70, 0x00,
> > > >>>>>> + 0x72, 0x00, 0x75, 0x00,
> > > >>>>>> +};
> > > >>>>>> +
> > > >>>>>> +const size_t some_bin_size = sizeof(some_bin);
> > > >>>>>> diff --git
> > a/testsuites/libtests/openfirmware01/some.dts
> > b/testsuites/libtests/openfirmware01/some.dts
> > > >>>>>> new file mode 100644
> > > >>>>>> index 0000000000..ac15825b17
> > > >>>>>> --- /dev/null
> > > >>>>>> +++ b/testsuites/libtests/openfirmware01/some.dts
> > > >>>>>> @@ -0,0 +1,54 @@
> > > >>>>>> +/*
> > > >>>>>> + * Copyright (c) 2015 embedded brains GmbH. All
> > rights reserved.
> > > >>>>>> + *
> > > >>>>>> + * embedded brains GmbH
> > > >>>>>> + * Dornierstr. 4
> > > >>>>>> + * 82178 Puchheim
> > > >>>>>> + * Germany
> > > >>>>>> + * <rtems at embedded-brains.de
> > <mailto:rtems at embedded-brains.de>>
> > > >>>>>> + *
> > > >>>>>> + * The license and distribution terms for this file
> may be
> > > >>>>>> + * found in the file LICENSE in this distribution or at
> > > >>>>>> + * http://www.rtems.org/license/LICENSE.
> > > >>>>>> + */
> > > >>>>>> +
> > > >>>>>> +/dts-v1/;
> > > >>>>>> +
> > > >>>>>> +/ {
> > > >>>>>> + compatible = "a,b";
> > > >>>>>> + #address-cells = <1>;
> > > >>>>>> + #size-cells = <2>;
> > > >>>>>> + model = "c";
> > > >>>>>> +
> > > >>>>>> + d {
> > > >>>>>> + e = "f";
> > > >>>>>> + g;
> > > >>>>>> +
> > > >>>>>> + h at 0 {
> > > >>>>>> + };
> > > >>>>>> +
> > > >>>>>> + h at 1 {
> > > >>>>>> + w = <123>;
> > > >>>>>> + };
> > > >>>>>> + };
> > > >>>>>> +
> > > >>>>>> + aliases {
> > > >>>>>> + k = "/m at 1248";
> > > >>>>>> + };
> > > >>>>>> +
> > > >>>>>> + l: m at 1248 {
> > > >>>>>> + n = <0xdeadbeef 0x12345678>;
> > > >>>>>> +
> > > >>>>>> + o {
> > > >>>>>> + p;
> > > >>>>>> + };
> > > >>>>>> +
> > > >>>>>> + q {
> > > >>>>>> + r = "s";
> > > >>>>>> + };
> > > >>>>>> + };
> > > >>>>>> +
> > > >>>>>> + t {
> > > >>>>>> + u = <&l>;
> > > >>>>>> + };
> > > >>>>>> +};
> > > >>>>>> diff --git a/testsuites/libtests/openfirmware01/some.h
> > b/testsuites/libtests/openfirmware01/some.h
> > > >>>>>> new file mode 100644
> > > >>>>>> index 0000000000..e2e0135e68
> > > >>>>>> --- /dev/null
> > > >>>>>> +++ b/testsuites/libtests/openfirmware01/some.h
> > > >>>>>> @@ -0,0 +1,15 @@
> > > >>>>>> +/*
> > > >>>>>> + * Extern declarations for C structure representing
> > binary file some.bin
> > > >>>>>> + *
> > > >>>>>> + * WARNING: Automatically generated -- do not edit!
> > > >>>>>> + */
> > > >>>>>> +
> > > >>>>>> +#ifndef __some_h
> > > >>>>>> +#define __some_h
> > > >>>>>> +
> > > >>>>>> +#include <sys/types.h>
> > > >>>>>> +
> > > >>>>>> +extern const unsigned char some_bin[];
> > > >>>>>> +extern const size_t some_bin_size;
> > > >>>>>> +
> > > >>>>>> +#endif
> > > >>>>>> --
> > > >>>>>> 2.17.1
> > > >>>>>>
> > > >>>>> _______________________________________________
> > > >>>>> devel mailing list
> > > >>>>> devel at rtems.org <mailto:devel at rtems.org>
> > > >>>>> http://lists.rtems.org/mailman/listinfo/devel
> > > >>>>>
> > > >>>
> > > >
> >
>
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