validation: grlib

Update #3716.

7 files changed, 1062 insertions, 0 deletions

diff --git a/spec/build/testsuites/validation/bsps/objgrlib.yml b/spec/build/testsuites/validation/bsps/objgrlib.yml
new file mode 100644
index 0000000000..9a5df84195
--- /dev/null
+++ b/spec/build/testsuites/validation/bsps/objgrlib.yml
@@ -0,0 +1,16 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+build-type: objects
+cflags: []
+copyrights:
+- Copyright (C) 2021 embedded brains GmbH & Co. KG
+cppflags: []
+cxxflags: []
+enabled-by: bsps/sparc/leon3
+includes: []
+install: []
+links: []
+source:
+- testsuites/validation/tc-dev-grlib-apbuart-inbyte-nonblocking.c
+- testsuites/validation/tc-dev-grlib-io.c
+- testsuites/validation/tc-dev-grlib-irqamp-get-timestamp.c
+type: build
diff --git a/spec/build/testsuites/validation/bsps/validation-bsp-0.yml b/spec/build/testsuites/validation/bsps/validation-bsp-0.yml
new file mode 100644
index 0000000000..0ce137cce9
--- /dev/null
+++ b/spec/build/testsuites/validation/bsps/validation-bsp-0.yml
@@ -0,0 +1,23 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+build-type: test-program
+cflags: []
+copyrights:
+- Copyright (C) 2023 embedded brains GmbH & Co. KG
+cppflags: []
+cxxflags: []
+enabled-by: bsps/sparc/leon3
+features: c cprogram
+includes: []
+ldflags:
+- -Wl,--wrap=_IO_Relax
+links:
+- role: build-dependency
+  uid: objgrlib
+source:
+- testsuites/validation/bsps/ts-validation-bsp-0.c
+stlib: []
+target: testsuites/validation/bsps/ts-validation-bsp-0.exe
+type: build
+use-after:
+- validation
+use-before: []
diff --git a/spec/build/testsuites/validation/grp.yml b/spec/build/testsuites/validation/grp.yml
index 9aa9daff44..9000cf9624 100644
--- a/spec/build/testsuites/validation/grp.yml
+++ b/spec/build/testsuites/validation/grp.yml
@@ -10,6 +10,7 @@ enabled-by:
 - BUILD_VALIDATIONTESTS
 includes:
 - ${BSP_INCLUDES}
+- testsuites/validation
 install: []
 ldflags: []
 links:
@@ -79,6 +80,8 @@ links:
   uid: validation-tls-0
 - role: build-dependency
   uid: validation-tls-1
+- role: build-dependency
+  uid: bsps/validation-bsp-0
 type: build
 use-after:
 - validation
diff --git a/testsuites/validation/bsps/ts-validation-bsp-0.c b/testsuites/validation/bsps/ts-validation-bsp-0.c
new file mode 100644
index 0000000000..c072c8fdf1
--- /dev/null
+++ b/testsuites/validation/bsps/ts-validation-bsp-0.c
@@ -0,0 +1,73 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/**
+ * @file
+ *
+ * @ingroup TestsuitesBspsValidationBsp0
+ */
+
+/*
+ * Copyright (C) 2021 embedded brains GmbH & Co. KG
+ *
+ * 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.
+ */
+
+/*
+ * This file is part of the RTEMS quality process and was automatically
+ * generated.  If you find something that needs to be fixed or
+ * worded better please post a report or patch to an RTEMS mailing list
+ * or raise a bug report:
+ *
+ * https://www.rtems.org/bugs.html
+ *
+ * For information on updating and regenerating please refer to the How-To
+ * section in the Software Requirements Engineering chapter of the
+ * RTEMS Software Engineering manual.  The manual is provided as a part of
+ * a release.  For development sources please refer to the online
+ * documentation at:
+ *
+ * https://docs.rtems.org
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems/test.h>
+
+/**
+ * @defgroup TestsuitesBspsValidationBsp0 \
+ *   spec:/testsuites/bsps/validation-bsp-0
+ *
+ * @ingroup RTEMSTestSuitesValidation
+ *
+ * @brief This general purpose validation test suite provides enough resources
+ *   to run target-specific tests.
+ *
+ * @{
+ */
+
+const char rtems_test_name[] = "TestsuitesBspsValidationBsp0";
+
+#include "ts-default.h"
+
+/** @} */
diff --git a/testsuites/validation/tc-dev-grlib-apbuart-inbyte-nonblocking.c b/testsuites/validation/tc-dev-grlib-apbuart-inbyte-nonblocking.c
new file mode 100644
index 0000000000..b33b6f1a25
--- /dev/null
+++ b/testsuites/validation/tc-dev-grlib-apbuart-inbyte-nonblocking.c
@@ -0,0 +1,348 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/**
+ * @file
+ *
+ * @ingroup DevGrlibReqApbuartInbyteNonblocking
+ */
+
+/*
+ * Copyright (C) 2021 embedded brains GmbH & Co. KG
+ *
+ * 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.
+ */
+
+/*
+ * This file is part of the RTEMS quality process and was automatically
+ * generated.  If you find something that needs to be fixed or
+ * worded better please post a report or patch to an RTEMS mailing list
+ * or raise a bug report:
+ *
+ * https://www.rtems.org/bugs.html
+ *
+ * For information on updating and regenerating please refer to the How-To
+ * section in the Software Requirements Engineering chapter of the
+ * RTEMS Software Engineering manual.  The manual is provided as a part of
+ * a release.  For development sources please refer to the online
+ * documentation at:
+ *
+ * https://docs.rtems.org
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <string.h>
+#include <grlib/apbuart.h>
+
+#include <rtems/test.h>
+
+/**
+ * @defgroup DevGrlibReqApbuartInbyteNonblocking \
+ *   spec:/dev/grlib/req/apbuart-inbyte-nonblocking
+ *
+ * @ingroup TestsuitesBspsValidationBsp0
+ *
+ * @{
+ */
+
+typedef enum {
+  DevGrlibReqApbuartInbyteNonblocking_Pre_DataReady_Yes,
+  DevGrlibReqApbuartInbyteNonblocking_Pre_DataReady_No,
+  DevGrlibReqApbuartInbyteNonblocking_Pre_DataReady_NA
+} DevGrlibReqApbuartInbyteNonblocking_Pre_DataReady;
+
+typedef enum {
+  DevGrlibReqApbuartInbyteNonblocking_Post_Result_Data,
+  DevGrlibReqApbuartInbyteNonblocking_Post_Result_MinusOne,
+  DevGrlibReqApbuartInbyteNonblocking_Post_Result_NA
+} DevGrlibReqApbuartInbyteNonblocking_Post_Result;
+
+typedef enum {
+  DevGrlibReqApbuartInbyteNonblocking_Post_ErrorFlags_Cleared,
+  DevGrlibReqApbuartInbyteNonblocking_Post_ErrorFlags_NA
+} DevGrlibReqApbuartInbyteNonblocking_Post_ErrorFlags;
+
+typedef struct {
+  uint8_t Skip : 1;
+  uint8_t Pre_DataReady_NA : 1;
+  uint8_t Post_Result : 2;
+  uint8_t Post_ErrorFlags : 1;
+} DevGrlibReqApbuartInbyteNonblocking_Entry;
+
+/**
+ * @brief Test context for spec:/dev/grlib/req/apbuart-inbyte-nonblocking test
+ *   case.
+ */
+typedef struct {
+  /**
+   * @brief This member provides the APBUART register block.
+   */
+  apbuart regs;
+
+  /**
+   * @brief This member contains the return value of the
+   *   apbuart_inbyte_nonblocking() call.
+   */
+  int result;
+
+  struct {
+    /**
+     * @brief This member defines the pre-condition states for the next action.
+     */
+    size_t pcs[ 1 ];
+
+    /**
+     * @brief If this member is true, then the test action loop is executed.
+     */
+    bool in_action_loop;
+
+    /**
+     * @brief This member contains the next transition map index.
+     */
+    size_t index;
+
+    /**
+     * @brief This member contains the current transition map entry.
+     */
+    DevGrlibReqApbuartInbyteNonblocking_Entry entry;
+
+    /**
+     * @brief If this member is true, then the current transition variant
+     *   should be skipped.
+     */
+    bool skip;
+  } Map;
+} DevGrlibReqApbuartInbyteNonblocking_Context;
+
+static DevGrlibReqApbuartInbyteNonblocking_Context
+  DevGrlibReqApbuartInbyteNonblocking_Instance;
+
+static const char * const DevGrlibReqApbuartInbyteNonblocking_PreDesc_DataReady[] = {
+  "Yes",
+  "No",
+  "NA"
+};
+
+static const char * const * const DevGrlibReqApbuartInbyteNonblocking_PreDesc[] = {
+  DevGrlibReqApbuartInbyteNonblocking_PreDesc_DataReady,
+  NULL
+};
+
+static void DevGrlibReqApbuartInbyteNonblocking_Pre_DataReady_Prepare(
+  DevGrlibReqApbuartInbyteNonblocking_Context      *ctx,
+  DevGrlibReqApbuartInbyteNonblocking_Pre_DataReady state
+)
+{
+  switch ( state ) {
+    case DevGrlibReqApbuartInbyteNonblocking_Pre_DataReady_Yes: {
+      /*
+       * While the data ready flag is set in the status register of the
+       * register block specified by ``regs`` parameter.
+       */
+      ctx->regs.status |= APBUART_STATUS_DR;
+      break;
+    }
+
+    case DevGrlibReqApbuartInbyteNonblocking_Pre_DataReady_No: {
+      /*
+       * While the data ready flag is cleared in the status register of the
+       * register block specified by ``regs`` parameter.
+       */
+      ctx->regs.status &= ~APBUART_STATUS_DR;
+      break;
+    }
+
+    case DevGrlibReqApbuartInbyteNonblocking_Pre_DataReady_NA:
+      break;
+  }
+}
+
+static void DevGrlibReqApbuartInbyteNonblocking_Post_Result_Check(
+  DevGrlibReqApbuartInbyteNonblocking_Context    *ctx,
+  DevGrlibReqApbuartInbyteNonblocking_Post_Result state
+)
+{
+  switch ( state ) {
+    case DevGrlibReqApbuartInbyteNonblocking_Post_Result_Data: {
+      /*
+       * The return value of apbuart_inbyte_nonblocking() shall be the data
+       * read from the data register of the register block specified by
+       * ``regs``.
+       */
+      T_eq_int( ctx->result, 0xff );
+      break;
+    }
+
+    case DevGrlibReqApbuartInbyteNonblocking_Post_Result_MinusOne: {
+      /*
+       * The return value of apbuart_inbyte_nonblocking() shall be minus one.
+       */
+      T_eq_int( ctx->result, -1 );
+      break;
+    }
+
+    case DevGrlibReqApbuartInbyteNonblocking_Post_Result_NA:
+      break;
+  }
+}
+
+static void DevGrlibReqApbuartInbyteNonblocking_Post_ErrorFlags_Check(
+  DevGrlibReqApbuartInbyteNonblocking_Context        *ctx,
+  DevGrlibReqApbuartInbyteNonblocking_Post_ErrorFlags state
+)
+{
+  switch ( state ) {
+    case DevGrlibReqApbuartInbyteNonblocking_Post_ErrorFlags_Cleared: {
+      /*
+       * The framing error, parity error, overrun, and break received flags in
+       * the status register of the register block specified by ``regs`` shall
+       * be cleared.
+       */
+      T_eq_u32( ctx->regs.status & 0x78, 0 );
+      break;
+    }
+
+    case DevGrlibReqApbuartInbyteNonblocking_Post_ErrorFlags_NA:
+      break;
+  }
+}
+
+static void DevGrlibReqApbuartInbyteNonblocking_Prepare(
+  DevGrlibReqApbuartInbyteNonblocking_Context *ctx
+)
+{
+  memset( &ctx->regs, 0, sizeof( ctx->regs ) );
+  ctx->regs.status = 0x78;
+  ctx->regs.data = 0xff;
+}
+
+static void DevGrlibReqApbuartInbyteNonblocking_Action(
+  DevGrlibReqApbuartInbyteNonblocking_Context *ctx
+)
+{
+  ctx->result = apbuart_inbyte_nonblocking( &ctx->regs );
+}
+
+static const DevGrlibReqApbuartInbyteNonblocking_Entry
+DevGrlibReqApbuartInbyteNonblocking_Entries[] = {
+  { 0, 0, DevGrlibReqApbuartInbyteNonblocking_Post_Result_Data,
+    DevGrlibReqApbuartInbyteNonblocking_Post_ErrorFlags_Cleared },
+  { 0, 0, DevGrlibReqApbuartInbyteNonblocking_Post_Result_MinusOne,
+    DevGrlibReqApbuartInbyteNonblocking_Post_ErrorFlags_Cleared }
+};
+
+static const uint8_t
+DevGrlibReqApbuartInbyteNonblocking_Map[] = {
+  0, 1
+};
+
+static size_t DevGrlibReqApbuartInbyteNonblocking_Scope(
+  void  *arg,
+  char  *buf,
+  size_t n
+)
+{
+  DevGrlibReqApbuartInbyteNonblocking_Context *ctx;
+
+  ctx = arg;
+
+  if ( ctx->Map.in_action_loop ) {
+    return T_get_scope(
+      DevGrlibReqApbuartInbyteNonblocking_PreDesc,
+      buf,
+      n,
+      ctx->Map.pcs
+    );
+  }
+
+  return 0;
+}
+
+static T_fixture DevGrlibReqApbuartInbyteNonblocking_Fixture = {
+  .setup = NULL,
+  .stop = NULL,
+  .teardown = NULL,
+  .scope = DevGrlibReqApbuartInbyteNonblocking_Scope,
+  .initial_context = &DevGrlibReqApbuartInbyteNonblocking_Instance
+};
+
+static inline DevGrlibReqApbuartInbyteNonblocking_Entry
+DevGrlibReqApbuartInbyteNonblocking_PopEntry(
+  DevGrlibReqApbuartInbyteNonblocking_Context *ctx
+)
+{
+  size_t index;
+
+  index = ctx->Map.index;
+  ctx->Map.index = index + 1;
+  return DevGrlibReqApbuartInbyteNonblocking_Entries[
+    DevGrlibReqApbuartInbyteNonblocking_Map[ index ]
+  ];
+}
+
+static void DevGrlibReqApbuartInbyteNonblocking_TestVariant(
+  DevGrlibReqApbuartInbyteNonblocking_Context *ctx
+)
+{
+  DevGrlibReqApbuartInbyteNonblocking_Pre_DataReady_Prepare(
+    ctx,
+    ctx->Map.pcs[ 0 ]
+  );
+  DevGrlibReqApbuartInbyteNonblocking_Action( ctx );
+  DevGrlibReqApbuartInbyteNonblocking_Post_Result_Check(
+    ctx,
+    ctx->Map.entry.Post_Result
+  );
+  DevGrlibReqApbuartInbyteNonblocking_Post_ErrorFlags_Check(
+    ctx,
+    ctx->Map.entry.Post_ErrorFlags
+  );
+}
+
+/**
+ * @fn void T_case_body_DevGrlibReqApbuartInbyteNonblocking( void )
+ */
+T_TEST_CASE_FIXTURE(
+  DevGrlibReqApbuartInbyteNonblocking,
+  &DevGrlibReqApbuartInbyteNonblocking_Fixture
+)
+{
+  DevGrlibReqApbuartInbyteNonblocking_Context *ctx;
+
+  ctx = T_fixture_context();
+  ctx->Map.in_action_loop = true;
+  ctx->Map.index = 0;
+
+  for (
+    ctx->Map.pcs[ 0 ] = DevGrlibReqApbuartInbyteNonblocking_Pre_DataReady_Yes;
+    ctx->Map.pcs[ 0 ] < DevGrlibReqApbuartInbyteNonblocking_Pre_DataReady_NA;
+    ++ctx->Map.pcs[ 0 ]
+  ) {
+    ctx->Map.entry = DevGrlibReqApbuartInbyteNonblocking_PopEntry( ctx );
+    DevGrlibReqApbuartInbyteNonblocking_Prepare( ctx );
+    DevGrlibReqApbuartInbyteNonblocking_TestVariant( ctx );
+  }
+}
+
+/** @} */
diff --git a/testsuites/validation/tc-dev-grlib-io.c b/testsuites/validation/tc-dev-grlib-io.c
new file mode 100644
index 0000000000..5bfc3fcfab
--- /dev/null
+++ b/testsuites/validation/tc-dev-grlib-io.c
@@ -0,0 +1,295 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/**
+ * @file
+ *
+ * @ingroup DevGrlibValIo
+ */
+
+/*
+ * Copyright (C) 2021 embedded brains GmbH & Co. KG
+ *
+ * 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.
+ */
+
+/*
+ * This file is part of the RTEMS quality process and was automatically
+ * generated.  If you find something that needs to be fixed or
+ * worded better please post a report or patch to an RTEMS mailing list
+ * or raise a bug report:
+ *
+ * https://www.rtems.org/bugs.html
+ *
+ * For information on updating and regenerating please refer to the How-To
+ * section in the Software Requirements Engineering chapter of the
+ * RTEMS Software Engineering manual.  The manual is provided as a part of
+ * a release.  For development sources please refer to the online
+ * documentation at:
+ *
+ * https://docs.rtems.org
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <string.h>
+#include <grlib/apbuart.h>
+#include <grlib/io.h>
+
+#include "tx-support.h"
+
+#include <rtems/test.h>
+
+/**
+ * @defgroup DevGrlibValIo spec:/dev/grlib/val/io
+ *
+ * @ingroup TestsuitesBspsValidationBsp0
+ *
+ * @brief Tests some @ref RTEMSDeviceGRLIB directives.
+ *
+ * This test case performs the following actions:
+ *
+ * - Call grlib_load_8() to load a prepared value.
+ *
+ *   - Check that the returned value is equal to the prepared value.
+ *
+ * - Call grlib_load_16() to load a prepared value.
+ *
+ *   - Check that the returned value is equal to the prepared value.
+ *
+ * - Call grlib_load_32() to load a prepared value.
+ *
+ *   - Check that the returned value is equal to the prepared value.
+ *
+ * - Call grlib_load_64() to load a prepared value.
+ *
+ *   - Check that the returned value is equal to the prepared value.
+ *
+ * - Call grlib_store_8() to store a value to an object.
+ *
+ *   - Check that the value of the object is equal to the stored value.
+ *
+ * - Call grlib_store_16() to store a value to an object.
+ *
+ *   - Check that the value of the object is equal to the stored value.
+ *
+ * - Call grlib_store_32() to store a value to an object.
+ *
+ *   - Check that the value of the object is equal to the stored value.
+ *
+ * - Call grlib_store_64() to store a value to an object.
+ *
+ *   - Check that the value of the object is equal to the stored value.
+ *
+ * - Call apbuart_outbyte_polled() to store a character to the data register.
+ *   The transmitter FIFO shall be initially non-empty.  The status is checked
+ *   by apbuart_outbyte_wait().
+ *
+ *   - Check that the transmitter FIFO empty flag was set by ApbuartIORelax().
+ *
+ *   - Check that the data register was written by apbuart_outbyte_polled().
+ *
+ * @{
+ */
+
+static void ApbuartIORelax( void *arg )
+{
+  apbuart *regs;
+
+  regs = arg;
+  regs->status = 0x4;
+  T_quiet_eq_u32( regs->data, 0 );
+}
+
+/**
+ * @brief Call grlib_load_8() to load a prepared value.
+ */
+static void DevGrlibValIo_Action_0( void )
+{
+  uint8_t reg_8;
+  uint8_t val_8;
+
+  reg_8 = 0x81;
+  val_8 = grlib_load_8( &reg_8 );
+
+  /*
+   * Check that the returned value is equal to the prepared value.
+   */
+  T_step_eq_u8( 0, val_8, 0x81 );
+}
+
+/**
+ * @brief Call grlib_load_16() to load a prepared value.
+ */
+static void DevGrlibValIo_Action_1( void )
+{
+  uint16_t reg_16;
+  uint16_t val_16;
+
+  reg_16 = 0x8001;
+  val_16 = grlib_load_16( &reg_16 );
+
+  /*
+   * Check that the returned value is equal to the prepared value.
+   */
+  T_step_eq_u16( 1, val_16, 0x8001 );
+}
+
+/**
+ * @brief Call grlib_load_32() to load a prepared value.
+ */
+static void DevGrlibValIo_Action_2( void )
+{
+  uint32_t reg_32;
+  uint32_t val_32;
+
+  reg_32 = 0x80000001;
+  val_32 = grlib_load_32( &reg_32 );
+
+  /*
+   * Check that the returned value is equal to the prepared value.
+   */
+  T_step_eq_u32( 2, val_32, 0x80000001 );
+}
+
+/**
+ * @brief Call grlib_load_64() to load a prepared value.
+ */
+static void DevGrlibValIo_Action_3( void )
+{
+  uint64_t reg_64;
+  uint64_t val_64;
+
+  reg_64 = 0x8000000000000001;
+  val_64 = grlib_load_64( &reg_64 );
+
+  /*
+   * Check that the returned value is equal to the prepared value.
+   */
+  T_step_eq_u64( 3, val_64, 0x8000000000000001 );
+}
+
+/**
+ * @brief Call grlib_store_8() to store a value to an object.
+ */
+static void DevGrlibValIo_Action_4( void )
+{
+  uint8_t reg_8;
+
+  grlib_store_8( &reg_8, 0x81 );
+
+  /*
+   * Check that the value of the object is equal to the stored value.
+   */
+  T_step_eq_u8( 4, reg_8, 0x81 );
+}
+
+/**
+ * @brief Call grlib_store_16() to store a value to an object.
+ */
+static void DevGrlibValIo_Action_5( void )
+{
+  uint16_t reg_16;
+
+  grlib_store_16( &reg_16, 0x8001 );
+
+  /*
+   * Check that the value of the object is equal to the stored value.
+   */
+  T_step_eq_u16( 5, reg_16, 0x8001 );
+}
+
+/**
+ * @brief Call grlib_store_32() to store a value to an object.
+ */
+static void DevGrlibValIo_Action_6( void )
+{
+  uint32_t reg_32;
+
+  grlib_store_32( &reg_32, 0x80000001 );
+
+  /*
+   * Check that the value of the object is equal to the stored value.
+   */
+  T_step_eq_u32( 6, reg_32, 0x80000001 );
+}
+
+/**
+ * @brief Call grlib_store_64() to store a value to an object.
+ */
+static void DevGrlibValIo_Action_7( void )
+{
+  uint64_t reg_64;
+
+  grlib_store_64( &reg_64, 0x8000000000000001 );
+
+  /*
+   * Check that the value of the object is equal to the stored value.
+   */
+  T_step_eq_u64( 7, reg_64, 0x8000000000000001 );
+}
+
+/**
+ * @brief Call apbuart_outbyte_polled() to store a character to the data
+ *   register.  The transmitter FIFO shall be initially non-empty.  The status
+ *   is checked by apbuart_outbyte_wait().
+ */
+static void DevGrlibValIo_Action_8( void )
+{
+  apbuart regs;
+
+  memset( &regs, 0, sizeof( regs ) );
+  SetIORelaxHandler( ApbuartIORelax, &regs );
+  apbuart_outbyte_polled( &regs, (char) 0xff );
+  SetIORelaxHandler( NULL, NULL );
+
+  /*
+   * Check that the transmitter FIFO empty flag was set by ApbuartIORelax().
+   */
+  T_step_eq_u32( 8, regs.status, APBUART_STATUS_TE );
+
+  /*
+   * Check that the data register was written by apbuart_outbyte_polled().
+   */
+  T_step_eq_u32( 9, regs.data, 0xff );
+}
+
+/**
+ * @fn void T_case_body_DevGrlibValIo( void )
+ */
+T_TEST_CASE( DevGrlibValIo )
+{
+  T_plan( 10 );
+
+  DevGrlibValIo_Action_0();
+  DevGrlibValIo_Action_1();
+  DevGrlibValIo_Action_2();
+  DevGrlibValIo_Action_3();
+  DevGrlibValIo_Action_4();
+  DevGrlibValIo_Action_5();
+  DevGrlibValIo_Action_6();
+  DevGrlibValIo_Action_7();
+  DevGrlibValIo_Action_8();
+}
+
+/** @} */
diff --git a/testsuites/validation/tc-dev-grlib-irqamp-get-timestamp.c b/testsuites/validation/tc-dev-grlib-irqamp-get-timestamp.c
new file mode 100644
index 0000000000..a064c479b9
--- /dev/null
+++ b/testsuites/validation/tc-dev-grlib-irqamp-get-timestamp.c
@@ -0,0 +1,304 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/**
+ * @file
+ *
+ * @ingroup DevGrlibReqIrqampGetTimestamp
+ */
+
+/*
+ * Copyright (C) 2021 embedded brains GmbH & Co. KG
+ *
+ * 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.
+ */
+
+/*
+ * This file is part of the RTEMS quality process and was automatically
+ * generated.  If you find something that needs to be fixed or
+ * worded better please post a report or patch to an RTEMS mailing list
+ * or raise a bug report:
+ *
+ * https://www.rtems.org/bugs.html
+ *
+ * For information on updating and regenerating please refer to the How-To
+ * section in the Software Requirements Engineering chapter of the
+ * RTEMS Software Engineering manual.  The manual is provided as a part of
+ * a release.  For development sources please refer to the online
+ * documentation at:
+ *
+ * https://docs.rtems.org
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <grlib/irqamp.h>
+
+#include <rtems/test.h>
+
+/**
+ * @defgroup DevGrlibReqIrqampGetTimestamp \
+ *   spec:/dev/grlib/req/irqamp-get-timestamp
+ *
+ * @ingroup TestsuitesBspsValidationBsp0
+ *
+ * @{
+ */
+
+typedef enum {
+  DevGrlibReqIrqampGetTimestamp_Pre_NumberOfTimestampRegisterSets_Zero,
+  DevGrlibReqIrqampGetTimestamp_Pre_NumberOfTimestampRegisterSets_Positive,
+  DevGrlibReqIrqampGetTimestamp_Pre_NumberOfTimestampRegisterSets_NA
+} DevGrlibReqIrqampGetTimestamp_Pre_NumberOfTimestampRegisterSets;
+
+typedef enum {
+  DevGrlibReqIrqampGetTimestamp_Post_Result_Registers,
+  DevGrlibReqIrqampGetTimestamp_Post_Result_Null,
+  DevGrlibReqIrqampGetTimestamp_Post_Result_NA
+} DevGrlibReqIrqampGetTimestamp_Post_Result;
+
+typedef struct {
+  uint8_t Skip : 1;
+  uint8_t Pre_NumberOfTimestampRegisterSets_NA : 1;
+  uint8_t Post_Result : 2;
+} DevGrlibReqIrqampGetTimestamp_Entry;
+
+/**
+ * @brief Test context for spec:/dev/grlib/req/irqamp-get-timestamp test case.
+ */
+typedef struct {
+  /**
+   * @brief This member contains the return value of the
+   *   irqamp_get_timestamp_registers() call.
+   */
+  irqamp_timestamp *result;
+
+  /**
+   * @brief This member contains the IRQ(A)MP register block.
+   */
+  irqamp irqamp_regs;
+
+  struct {
+    /**
+     * @brief This member defines the pre-condition states for the next action.
+     */
+    size_t pcs[ 1 ];
+
+    /**
+     * @brief If this member is true, then the test action loop is executed.
+     */
+    bool in_action_loop;
+
+    /**
+     * @brief This member contains the next transition map index.
+     */
+    size_t index;
+
+    /**
+     * @brief This member contains the current transition map entry.
+     */
+    DevGrlibReqIrqampGetTimestamp_Entry entry;
+
+    /**
+     * @brief If this member is true, then the current transition variant
+     *   should be skipped.
+     */
+    bool skip;
+  } Map;
+} DevGrlibReqIrqampGetTimestamp_Context;
+
+static DevGrlibReqIrqampGetTimestamp_Context
+  DevGrlibReqIrqampGetTimestamp_Instance;
+
+static const char * const DevGrlibReqIrqampGetTimestamp_PreDesc_NumberOfTimestampRegisterSets[] = {
+  "Zero",
+  "Positive",
+  "NA"
+};
+
+static const char * const * const DevGrlibReqIrqampGetTimestamp_PreDesc[] = {
+  DevGrlibReqIrqampGetTimestamp_PreDesc_NumberOfTimestampRegisterSets,
+  NULL
+};
+
+static void
+DevGrlibReqIrqampGetTimestamp_Pre_NumberOfTimestampRegisterSets_Prepare(
+  DevGrlibReqIrqampGetTimestamp_Context                          *ctx,
+  DevGrlibReqIrqampGetTimestamp_Pre_NumberOfTimestampRegisterSets state
+)
+{
+  switch ( state ) {
+    case DevGrlibReqIrqampGetTimestamp_Pre_NumberOfTimestampRegisterSets_Zero: {
+      /*
+       * While the number of timestamp register sets indicated by the IRQ(A)MP
+       * register block specified by the ``irqamp_regs`` parameter is zero.
+       */
+      ctx->irqamp_regs.itstmp[ 0 ].itstmpc = 0;
+      break;
+    }
+
+    case DevGrlibReqIrqampGetTimestamp_Pre_NumberOfTimestampRegisterSets_Positive: {
+      /*
+       * While the number of timestamp register sets indicated by the IRQ(A)MP
+       * register block specified by the ``irqamp_regs`` parameter is positive.
+       */
+      ctx->irqamp_regs.itstmp[ 0 ].itstmpc = IRQAMP_ITSTMPC_TSTAMP( 1 );
+      break;
+    }
+
+    case DevGrlibReqIrqampGetTimestamp_Pre_NumberOfTimestampRegisterSets_NA:
+      break;
+  }
+}
+
+static void DevGrlibReqIrqampGetTimestamp_Post_Result_Check(
+  DevGrlibReqIrqampGetTimestamp_Context    *ctx,
+  DevGrlibReqIrqampGetTimestamp_Post_Result state
+)
+{
+  switch ( state ) {
+    case DevGrlibReqIrqampGetTimestamp_Post_Result_Registers: {
+      /*
+       * The return value of irqamp_get_timestamp_registers() shall be address
+       * of the timestamping register block contained in the IRQ(A)MP register
+       * block specified by the ``irqamp_regs`` parameter.
+       */
+      T_not_null( ctx->result );
+      break;
+    }
+
+    case DevGrlibReqIrqampGetTimestamp_Post_Result_Null: {
+      /*
+       * The return value of irqamp_get_timestamp_registers() shall be false.
+       */
+      T_null( ctx->result );
+      break;
+    }
+
+    case DevGrlibReqIrqampGetTimestamp_Post_Result_NA:
+      break;
+  }
+}
+
+static void DevGrlibReqIrqampGetTimestamp_Action(
+  DevGrlibReqIrqampGetTimestamp_Context *ctx
+)
+{
+  ctx->result = irqamp_get_timestamp_registers( &ctx->irqamp_regs );
+}
+
+static const DevGrlibReqIrqampGetTimestamp_Entry
+DevGrlibReqIrqampGetTimestamp_Entries[] = {
+  { 0, 0, DevGrlibReqIrqampGetTimestamp_Post_Result_Null },
+  { 0, 0, DevGrlibReqIrqampGetTimestamp_Post_Result_Registers }
+};
+
+static const uint8_t
+DevGrlibReqIrqampGetTimestamp_Map[] = {
+  0, 1
+};
+
+static size_t DevGrlibReqIrqampGetTimestamp_Scope(
+  void  *arg,
+  char  *buf,
+  size_t n
+)
+{
+  DevGrlibReqIrqampGetTimestamp_Context *ctx;
+
+  ctx = arg;
+
+  if ( ctx->Map.in_action_loop ) {
+    return T_get_scope(
+      DevGrlibReqIrqampGetTimestamp_PreDesc,
+      buf,
+      n,
+      ctx->Map.pcs
+    );
+  }
+
+  return 0;
+}
+
+static T_fixture DevGrlibReqIrqampGetTimestamp_Fixture = {
+  .setup = NULL,
+  .stop = NULL,
+  .teardown = NULL,
+  .scope = DevGrlibReqIrqampGetTimestamp_Scope,
+  .initial_context = &DevGrlibReqIrqampGetTimestamp_Instance
+};
+
+static inline DevGrlibReqIrqampGetTimestamp_Entry
+DevGrlibReqIrqampGetTimestamp_PopEntry(
+  DevGrlibReqIrqampGetTimestamp_Context *ctx
+)
+{
+  size_t index;
+
+  index = ctx->Map.index;
+  ctx->Map.index = index + 1;
+  return DevGrlibReqIrqampGetTimestamp_Entries[
+    DevGrlibReqIrqampGetTimestamp_Map[ index ]
+  ];
+}
+
+static void DevGrlibReqIrqampGetTimestamp_TestVariant(
+  DevGrlibReqIrqampGetTimestamp_Context *ctx
+)
+{
+  DevGrlibReqIrqampGetTimestamp_Pre_NumberOfTimestampRegisterSets_Prepare(
+    ctx,
+    ctx->Map.pcs[ 0 ]
+  );
+  DevGrlibReqIrqampGetTimestamp_Action( ctx );
+  DevGrlibReqIrqampGetTimestamp_Post_Result_Check(
+    ctx,
+    ctx->Map.entry.Post_Result
+  );
+}
+
+/**
+ * @fn void T_case_body_DevGrlibReqIrqampGetTimestamp( void )
+ */
+T_TEST_CASE_FIXTURE(
+  DevGrlibReqIrqampGetTimestamp,
+  &DevGrlibReqIrqampGetTimestamp_Fixture
+)
+{
+  DevGrlibReqIrqampGetTimestamp_Context *ctx;
+
+  ctx = T_fixture_context();
+  ctx->Map.in_action_loop = true;
+  ctx->Map.index = 0;
+
+  for (
+    ctx->Map.pcs[ 0 ] = DevGrlibReqIrqampGetTimestamp_Pre_NumberOfTimestampRegisterSets_Zero;
+    ctx->Map.pcs[ 0 ] < DevGrlibReqIrqampGetTimestamp_Pre_NumberOfTimestampRegisterSets_NA;
+    ++ctx->Map.pcs[ 0 ]
+  ) {
+    ctx->Map.entry = DevGrlibReqIrqampGetTimestamp_PopEntry( ctx );
+    DevGrlibReqIrqampGetTimestamp_TestVariant( ctx );
+  }
+}
+
+/** @} */