@@ -41,6 +41,8 @@ )
 add_compile_options(-DVERSION="${GIT_VERSION}")
 add_compile_options(-Wall -Wextra -Werror)
 
+set(CEDOS_TTY_CON vga_con)
+
 list(APPEND COMMON_SRC
 	common/memory.c
 	common/string.c
@@ -149,6 +151,10 @@
 target_include_directories(kernel.elf PRIVATE
 	kernel/
 	common/
+)
+
+target_compile_options(kernel.elf PRIVATE
+	-DCEDOS_TTY_CON=${CEDOS_TTY_CON}
 )
 
 cedos_linker_script(kernel.elf ${CMAKE_SOURCE_DIR}/kernel/link.txt)

@@ -5,6 +5,8 @@
 #include "drivers/console.h"
 #include "drivers/keyboard.h"
 
+const CON_DRIVER *tty_con = &CEDOS_TTY_CON;
+
 file_operations_t tty_fops = {
 	tty_open,       /* open */
 	tty_openat,     /* openat */
@@ -72,7 +74,7 @@
 ssize_t tty_write(file_t *file, const char *buffer, size_t size) {
 	(void)file;
 
-	vga_con.write_n(buffer, size);
+	tty_con->write_n(buffer, size);
 
 	return size;
 }