boards: intel: ish: Improve Simics support

Improve Simics support for `boards/intel/ish/intel_ish_5_8_0`
for better integration with the simulator.

Signed-off-by: Dmitrii Golovanov <dmitrii.golovanov@intel.com>

boards/common/simics.board.cmake

@@ -1,5 +1,7 @@
-# Copyright (c) 2023 Intel Corporation
+# Copyright (c) 2023-2024 Intel Corporation
 #
 # SPDX-License-Identifier: Apache-2.0
 
+set(SUPPORTED_EMU_PLATFORMS simics)
+
 board_finalize_emu_args(simics)

boards/intel/ish/board.cmake

@@ -1,9 +1,8 @@
+# Copyright (c) 2023-2024 Intel Corporation
+#
 # SPDX-License-Identifier: Apache-2.0
 
-set(SUPPORTED_EMU_PLATFORMS simics)
-
 if(CONFIG_BOARD_INTEL_ISH_5_8_0)
-  board_emu_args(simics "project=$ENV{SIMICS_PROJECT}")
   board_emu_args(simics "zephyr_elf=${APPLICATION_BINARY_DIR}/zephyr/${KERNEL_ELF_NAME}")
   board_emu_args(simics "zephyr_start_address=${CONFIG_SRAM_BASE_ADDRESS}")
   include(${ZEPHYR_BASE}/boards/common/simics.board.cmake)

boards/intel/ish/intel_ish_5_8_0.yaml

@@ -11,6 +11,7 @@ simulation:
 supported:
   - serial
 testing:
+  timeout_multiplier: 2
   ignore_tags:
     - net
     - bluetooth

cmake/emu/simics.cmake

@@ -1,12 +1,20 @@
-# Copyright (c) 2023 Intel Corporation
+# Copyright (c) 2023-2024 Intel Corporation
 #
 # SPDX-License-Identifier: Apache-2.0
 
 find_program(
   SIMICS
   NAMES simics
+  NO_DEFAULT_PATH
+  PATHS ENV SIMICS_PROJECT
+  # Search exactly for the project's autogenerated 'trampoline' script.
   )
 
+if(SIMICS STREQUAL SIMICS-NOTFOUND)
+  message(WARNING "Simics simulator environment is not found at SIMICS_PROJECT:'${SIMICS_PROJECT}'")
+else()
+  message(STATUS "Found Simics: ${SIMICS}")
+
   zephyr_get(SIMICS_SCRIPT_PATH SYSBUILD GLOBAL)
   if(SIMICS_SCRIPT_PATH)
     set(SIMICS_SCRIPT ${SIMICS_SCRIPT_PATH})
@@ -20,11 +28,15 @@ add_custom_target(run_simics
     COMMAND
     ${SIMICS}
     -no-gui
-  -no-win
+    --no-win
+    --batch-mode
     ${SIMICS_SCRIPT}
     ${SIMICS_ARGS}
+    $ENV{SIMICS_EXTRA_ARGS}
     -e run
     WORKING_DIRECTORY ${APPLICATION_BINARY_DIR}
     DEPENDS ${logical_target_for_zephyr_elf}
     USES_TERMINAL
     )
+
+endif()