From b534f26e177a74f8f927f167c574c6bb95f98f83 Mon Sep 17 00:00:00 2001
From: Leandro Lanzieri <leandro.lanzieri@haw-hamburg.de>
Date: Thu, 30 Sep 2021 13:35:44 +0200
Subject: [PATCH] cpu/avr8_common: model Kconfig

---
 cpu/avr8_common/Kconfig                | 22 ++++++++++++++++++++++
 cpu/avr8_common/avr_libc_extra/Kconfig | 14 ++++++++++++++
 2 files changed, 36 insertions(+)
 create mode 100644 cpu/avr8_common/avr_libc_extra/Kconfig

diff --git a/cpu/avr8_common/Kconfig b/cpu/avr8_common/Kconfig
index 1c5ab86dd7..c60d56fa36 100644
--- a/cpu/avr8_common/Kconfig
+++ b/cpu/avr8_common/Kconfig
@@ -11,6 +11,10 @@ config CPU_ARCH_AVR8
     select HAS_ARCH_8BIT
     select HAS_ARCH_AVR8
 
+    select MODULE_MALLOC_THREAD_SAFE if TEST_KCONFIG
+    # static C++ constructors need guards for thread safe initialization
+    select MODULE_CXX_CTOR_GUARDS if MODULE_CPP
+
 ## Common CPU symbols
 config CPU_ARCH
     default "avr8" if CPU_ARCH_AVR8
@@ -23,3 +27,21 @@ config HAS_ARCH_AVR8
     bool
     help
         Indicates that the current architecture is Atmel AVR8.
+
+if CPU_ARCH_AVR8
+
+config MODULE_AVR8_COMMON
+    bool
+    depends on TEST_KCONFIG
+    default y
+    help
+        AVR-8 common code.
+
+# the atmel port uses stdio_uart by default
+choice STDIO_IMPLEMENTATION
+    default MODULE_STDIO_UART
+endchoice
+
+endif # CPU_ARCH_AVR8
+
+rsource "avr_libc_extra/Kconfig"
diff --git a/cpu/avr8_common/avr_libc_extra/Kconfig b/cpu/avr8_common/avr_libc_extra/Kconfig
new file mode 100644
index 0000000000..33c7ebe05a
--- /dev/null
+++ b/cpu/avr8_common/avr_libc_extra/Kconfig
@@ -0,0 +1,14 @@
+# Copyright (c) 2021 HAW Hamburg
+#
+# This file is subject to the terms and conditions of the GNU Lesser
+# General Public License v2.1. See the file LICENSE in the top level
+# directory for more details.
+#
+
+config MODULE_AVR_LIBC_EXTRA
+    bool
+    depends on TEST_KCONFIG
+    depends on CPU_ARCH_AVR8
+    default y
+    help
+        AVR libc RIOT-specific support code.