added a setjmp implementation

kernel_panic uses a longjmp to terminate the kernel entry function
some segfault in scroll_screen

1 files changed, 6 insertions, 2 deletions

diff --git a/src/Makefile b/src/Makefile
index 01a61de..3e89a74 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -28,10 +28,11 @@ kernel.bin: kernel.elf
 kernel.sym: kernel.elf
 	$(OBJCOPY) --only-keep-debug kernel.elf kernel.sym
 
-kernel.elf: kernel.o console.o vga.o serial.o port.o port_asm.o interrupts.o interrupts_asm.o string.o stdlib.o stdio.o
+kernel.elf: kernel.o console.o vga.o serial.o port.o port_asm.o interrupts.o interrupts_asm.o string.o stdlib.o stdio.o setjmp.o
 	$(LD) -o kernel.elf -N -n -Ttext 0x8400 --oformat elf32-i386 \
 		kernel.o console.o vga.o serial.o port.o port_asm.o \
-		interrupts.o interrupts_asm.o string.o stdlib.o stdio.o
+		interrupts.o interrupts_asm.o string.o stdlib.o stdio.o \
+		setjmp.o
 
 magic.bin: magic.asm
 	$(NASM) magic.asm -DMAGIC='"$(MAGIC)"' -f bin -o magic.bin
@@ -69,6 +70,9 @@ stdlib.o: stdlib.c stdlib.h
 stdio.o: stdio.c stdio.h
 	$(CC) $(CFLAGS) -c -o stdio.o stdio.c
 
+setjmp.o: setjmp.asm
+	$(NASM) setjmp.asm $(NASMFLAGS) -o setjmp.o
+
 clean:
 	-rm -f boot.bin kernel.bin kernel.sym kernel.elf image.bin magic.bin *.o boot.map image.tmp