drivers: serial: native tty: Split in top and bottom

Split the native tty serial driver in a top and bottom to enable using it with embedded libCs. Signed-off-by: Marko Sagadin <marko.sagadin42@gmail.com>
zephyrproject-rtos · Aug 4, 2023 · 7ffcc6d · 7ffcc6d
1 parent 0aaedf7
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diff --git a/boards/posix/native_sim/doc/index.rst b/boards/posix/native_sim/doc/index.rst
@@ -121,7 +121,7 @@ host libC (:kconfig:option:`CONFIG_EXTERNAL_LIBC`).
      log backend, native backend, :kconfig:option:`CONFIG_LOG_BACKEND_NATIVE_POSIX`, all
      rtc, RTC emul, :kconfig:option:`CONFIG_RTC_EMUL`, all
      serial, uart native posix/PTTY, :kconfig:option:`CONFIG_UART_NATIVE_POSIX`, all
-     serial, uart native TTY, :kconfig:option:`CONFIG_UART_NATIVE_TTY`, host libC
+     serial, uart native TTY, :kconfig:option:`CONFIG_UART_NATIVE_TTY`, all
      spi, SPI emul, :kconfig:option:`CONFIG_SPI_EMUL`, all
      system tick, native_posix timer, :kconfig:option:`CONFIG_NATIVE_POSIX_TIMER`, all
      tracing, Posix tracing backend, :kconfig:option:`CONFIG_TRACING_BACKEND_POSIX`, all

diff --git a/drivers/serial/CMakeLists.txt b/drivers/serial/CMakeLists.txt
@@ -80,6 +80,11 @@ endif()
 if(CONFIG_UART_NATIVE_TTY)
   zephyr_library_compile_definitions(NO_POSIX_CHEATS)
   zephyr_library_sources(uart_native_tty.c)
+  if (CONFIG_NATIVE_APPLICATION)
+    zephyr_library_sources(uart_native_tty_bottom.c)
+  else()
+    target_sources(native_simulator INTERFACE uart_native_tty_bottom.c)
+  endif()
 endif()
 
 zephyr_library_sources_ifdef(CONFIG_SERIAL_TEST		serial_test.c)