added a simple kernel console which can use VGA and the first serial port for output

(no terminal emulation, only sequential output)
shows how to intermix VGA animations and line-orinented console output

1 files changed, 6 insertions, 2 deletions

diff --git a/src/Makefile b/src/Makefile
index fed5c71..52a628b 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -18,9 +18,10 @@ image.bin: boot.bin kernel.bin magic.bin
 boot.bin: boot.asm gdt.asm stage1_functions.asm stage2_functions.asm switch_mode.asm
 	nasm boot.asm -f bin -o boot.bin
 
-kernel.bin: kernel.o vga.o serial.o port.o port_asm.o string.o stdlib.o
+kernel.bin: kernel.o console.o vga.o serial.o port.o port_asm.o string.o stdlib.o
 	$(LD) -o kernel.bin -N -n -Ttext 0x8400 --oformat binary \
-		kernel.o vga.o serial.o port.o port_asm.o string.o stdlib.o
+		kernel.o console.o vga.o serial.o port.o port_asm.o \
+		string.o stdlib.o
 
 magic.bin: magic.asm
 	nasm magic.asm -f bin -o magic.bin
@@ -31,6 +32,9 @@ kernel.o: kernel.c
 port.o: port.c port.h
 	$(CC) $(CFLAGS) -c -o port.o port.c
 
+console.o: console.c console.h vga.h serial.h
+	$(CC) $(CFLAGS) -c -o console.o console.c
+
 vga.o: vga.c vga.h
 	$(CC) $(CFLAGS) -c -o vga.o vga.c