tests/functional: Move xtensa tests into target-specific folder

The tests/functional folder has become quite crowded, thus move the
xtensa tests into a target-specific subfolder.

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20250819112403.432587-24-thuth@redhat.com>

MAINTAINERS

@@ -2005,7 +2005,7 @@ S: Maintained
 F: hw/xtensa/xtfpga.c
 F: hw/net/opencores_eth.c
 F: include/hw/xtensa/mx_pic.h
-F: tests/functional/test_xtensa_lx60.py
+F: tests/functional/xtensa/test_lx60.py
 
 Devices
 -------

tests/functional/meson.build

@@ -35,6 +35,7 @@ subdir('sh4eb')
 subdir('sparc')
 subdir('sparc64')
 subdir('x86_64')
+subdir('xtensa')
 
 tests_generic_system = [
   'empty_cpu_model',
@@ -48,11 +49,6 @@ tests_generic_linuxuser = [
 tests_generic_bsduser = [
 ]
 
-tests_xtensa_system_thorough = [
-  'xtensa_lx60',
-  'xtensa_replay',
-]
-
 precache_all = []
 foreach speed : ['quick', 'thorough']
   foreach dir : target_dirs

tests/functional/xtensa/meson.build

@@ -0,0 +1,6 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+tests_xtensa_system_thorough = [
+  'lx60',
+  'replay',
+]